:root{
    --paper:#FAF8F4; --ink:#1A1226; --violet:#4a43bf; --violet-2:#3830a2; --grad:linear-gradient(135deg,#5c54cf 0%,#3830a2 100%);
    --violet-200:#C4B5FD; --violet-300:#A78BFA;
    --lilac:#F4EFFB; --muted:#6B6478; --border:#E8E2F0; --card:#FFFFFF;
    --plum-deep:#170E2E; --plum-footer:#241445;
    --radius:14px;
  }
  *{box-sizing:border-box;margin:0;padding:0;border-color:var(--border)}
  img,svg,video,canvas{max-width:100%}
  html{scroll-behavior:smooth;background:#3830a2;color-scheme:light}
  body{
    background:var(--paper); color:var(--ink);
    font-family:"Hanken Grotesk",ui-sans-serif,system-ui,sans-serif;
    -webkit-font-smoothing:antialiased; line-height:1.5;
    overflow-x:hidden;
  }
  ::selection{background:rgba(74,67,191,.18)}
  a{color:inherit;text-decoration:none}
  .display{font-family:"Fraunces",Georgia,serif;font-optical-sizing:auto;letter-spacing:-.018em;font-weight:500}
  .wrap{width:min(100%,1120px);margin:0 auto;padding-inline:24px}
  .eyebrow{font-size:.82rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--violet)}
  .muted{color:var(--muted)}
  .balance{text-wrap:balance}

  /* buttons */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border-radius:999px;
    font-weight:600;font-size:1rem;padding:.72rem 1.5rem;cursor:pointer;border:1px solid transparent;
    transition:transform .15s ease,box-shadow .2s ease,background .2s ease,color .2s ease;white-space:nowrap}
  .btn:active{transform:translateY(1px)}
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -10px rgba(56,48,162,.6)}
  .btn-primary:hover{filter:brightness(1.07)}
  .btn-ghost{background:rgba(255,255,255,.5);color:var(--ink);border-color:var(--border)}
  .btn-ghost:hover{background:#fff}
  .btn-lg{padding:.85rem 1.75rem;font-size:1.05rem}
  .btn[disabled]{opacity:.45;cursor:not-allowed;box-shadow:none}
  .btn-block{width:100%}

  /* nav */
  header.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
  header.nav.scrolled{background:rgba(250,248,244,.85);backdrop-filter:blur(12px);border-bottom-color:var(--border)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
  .brand{display:inline-flex;align-items:center;gap:10px}
  .brand-logo{height:34px;width:auto;display:block}
  .foot-logo{height:30px;width:auto;display:block}
  .brand .name{font-family:"Fraunces",serif;font-weight:500;font-size:1.35rem;letter-spacing:-.02em}
  .nav-links{display:flex;align-items:center;gap:36px}
  .nav-links a{font-size:.95rem;color:var(--muted);transition:color .2s}
  .nav-links a:hover{color:var(--ink)}
  .nav-cta{display:flex;align-items:center;gap:14px}
  .nav-cta .login{font-size:.95rem;font-weight:500}
  .nav-cta .login:hover{color:var(--violet)}
  .menu-btn{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:12px;background:rgba(255,255,255,.58);border:1px solid transparent;cursor:pointer;color:var(--ink)}
  .menu-btn:focus-visible,.tabbtn:focus-visible,.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(74,67,191,.22);outline-offset:3px}
  .mobile-panel{display:none;border-top:1px solid var(--border);background:rgba(250,248,244,.98);padding:8px 24px 20px}
  .mobile-panel.is-open{display:block}
  .mobile-panel a:not(.btn){display:flex;align-items:center;padding:12px 0;font-size:1.05rem}

  /* hero */
  .hero{position:relative;overflow:hidden}
  .hero-grid-bg{position:absolute;inset:0;z-index:-2;
    background-image:linear-gradient(to right,rgba(111, 84, 207, 0.045) 1px,transparent 1px),linear-gradient(to bottom,rgba(135, 84, 207, 0.045) 1px,transparent 1px);
    background-size:56px 56px}
  .hero-glow{position:absolute;inset:0;z-index:-1;background:radial-gradient(120% 80% at 50% -10%, #F0EAFB, transparent 55%)}
  .hero-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(430px,1fr);gap:56px;align-items:center;padding-block:160px 88px}
  .pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);background:rgba(255,255,255,.7);
    border-radius:999px;padding:6px 14px;font-size:.82rem;font-weight:600;color:var(--muted)}
  h1.hero-title{font-size:clamp(2.6rem,5vw,3.75rem);line-height:1.04;margin-top:24px}
  h1.hero-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
  .hero-sub{font-size:1.18rem;color:var(--muted);margin-top:24px;max-width:34rem;text-wrap:pretty}
  .hero-points{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:20px;
  }
  .hero-points span{
    display:inline-flex;
    align-items:center;
    min-height:34px;
    border:1px solid rgba(232,226,240,.9);
    border-radius:999px;
    background:rgba(255,255,255,.72);
    color:rgba(26,18,38,.78);
    padding:0 12px;
    font-size:.84rem;
    font-weight:700;
    box-shadow:0 10px 24px -22px rgba(40,18,80,.42);
  }
  .hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
  .hero-note{font-size:.85rem;color:var(--muted);margin-top:20px}

  /* mockup */
  .mock{position:relative;min-width:0}
  .mock-glow{position:absolute;inset:-40px -40px 0;z-index:-1;border-radius:40px;filter:blur(40px);opacity:.7;
    background:radial-gradient(60% 60% at 70% 20%, rgba(92,84,207,.22), transparent)}
  .win{border:1px solid var(--border);border-radius:18px;background:var(--card);overflow:hidden;box-shadow:0 30px 70px -30px rgba(40,18,80,.45)}
  .win-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);background:rgba(244,239,251,.6)}
  .dot{width:10px;height:10px;border-radius:999px;background:rgba(26,18,38,.15)}
  .urlbar{margin-left:10px;flex:1;background:rgba(250,248,244,.8);border-radius:7px;padding:4px 12px;font-size:.72rem;color:var(--muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
  .win-body{display:flex;height:412px;overflow:hidden}
  .mock-sidebar{
    flex:0 0 33%;
    align-self:stretch;
    display:flex;
    flex-direction:column;
    gap:10px;
    padding:18px 14px;
    background:var(--grad);
    color:#fff;
    overflow:hidden;
  }
  .mock-sidebar-logo{
    width:min(150px,100%);
    height:auto;
    display:block;
    margin-bottom:10px;
  }
  .mock-nav{
    min-height:34px;
    display:flex;
    align-items:center;
    border-radius:10px;
    padding:0 12px;
    background:rgba(255,255,255,.1);
    color:rgba(255,255,255,.72);
    font-size:.78rem;
    font-weight:700;
  }
  .mock-nav.active{background:rgba(255,255,255,.22);color:#fff}
  .side-real{flex:0 0 33%;overflow:hidden;background:#F6F5FA;align-self:stretch}
  .side-real img{width:100%;height:auto;display:block}
  .side{width:150px;flex-shrink:0;border-right:1px solid var(--border);background:rgba(250,248,244,.5);padding:12px;display:flex;flex-direction:column;gap:4px}
  .side .item{display:flex;align-items:center;gap:8px;border-radius:9px;padding:8px 10px;font-size:.78rem;color:var(--muted)}
  .side .item .led{width:6px;height:6px;border-radius:999px;background:rgba(26,18,38,.2)}
  .side .item.active{background:rgba(74,67,191,.1);color:var(--violet);font-weight:600}
  .side .item.active .led{background:var(--violet)}
  .main{flex:1;padding:16px;display:flex;flex-direction:column;min-width:0}
  .mock-app-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    margin-bottom:8px;
  }
  .mock-app-title{
    min-width:0;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .mock-app-title img{
    width:28px;
    height:28px;
    object-fit:contain;
    flex-shrink:0;
  }
  .mock-app-title span{
    display:block;
    color:var(--muted);
    font-size:.62rem;
    font-weight:800;
    letter-spacing:.04em;
    text-transform:uppercase;
  }
  .mock-app-title strong{
    display:block;
    color:var(--ink);
    font-size:.86rem;
    line-height:1.1;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .mock-status{
    flex-shrink:0;
    border-radius:999px;
    background:#ECFDF5;
    color:#047857;
    padding:4px 9px;
    font-size:.62rem;
    font-weight:800;
  }
  .mock-greeting{font-size:1.1rem;margin-top:2px}
  .klabel{font-size:.7rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
  .stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
  .stat{border:1px solid var(--border);border-radius:12px;background:var(--card);padding:10px}
  .stat .k{font-size:.62rem;color:var(--muted)}
  .stat .v{font-family:"Fraunces",serif;font-size:1rem;margin-top:2px}
  .panel{border:1px solid var(--border);border-radius:12px;background:var(--card);padding:12px;margin-top:12px;flex:1;display:flex;flex-direction:column}
  .panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
  .panel-head .t{font-size:.72rem;font-weight:600}
  .panel-head .a{font-size:.62rem;color:var(--violet)}
  .pay{display:flex;align-items:center;justify-content:space-between;padding:6px 0;border-top:1px solid rgba(232,226,240,.7)}
  .pay:first-of-type{border-top:none}
  .pay .n{font-size:.72rem}
  .pay .c{font-size:.6rem;color:var(--muted)}
  .tag{border-radius:999px;padding:2px 8px;font-size:.58rem;font-weight:600}
  .tag.ok{background:#ECFDF5;color:#047857}
  .tag.pend{background:#FFFBEB;color:#B45309}
  .float-card{position:absolute;bottom:-20px;left:-12px;display:flex;align-items:center;gap:10px;border:1px solid var(--border);
    background:var(--card);border-radius:12px;padding:10px 14px;box-shadow:0 12px 30px -10px rgba(40,18,80,.3)}
  .float-card .ico{width:32px;height:32px;border-radius:9px;background:rgba(74,67,191,.1);color:var(--violet);display:flex;align-items:center;justify-content:center}
  .float-card .t{font-size:.72rem;font-weight:600}
  .float-card .s{font-size:.6rem;color:var(--muted)}

  /* trust */
  .trust{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center;padding-bottom:56px}
  .trust .lead{font-size:.85rem;color:var(--muted);margin-right:4px}
  .chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:rgba(255,255,255,.6);
    border-radius:999px;padding:4px 12px;font-size:.8rem;font-weight:600;color:var(--muted)}
  .chip svg{color:var(--violet)}
  .proof-strip{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:1px;
    width:min(calc(100% - 48px),1120px);
    padding:0;
    margin:0 auto 72px;
    overflow:hidden;
    border:1px solid var(--border);
    border-radius:18px;
    background:var(--border);
    box-shadow:0 18px 48px -36px rgba(40,18,80,.42);
  }
  .proof-strip div{
    min-height:112px;
    display:flex;
    flex-direction:column;
    justify-content:center;
    padding:22px;
    background:rgba(255,255,255,.72);
  }
  .proof-strip strong{
    font-family:"Fraunces",Georgia,serif;
    font-size:2rem;
    line-height:1;
    color:var(--violet);
  }
  .proof-strip span{
    margin-top:8px;
    color:var(--muted);
    font-size:.92rem;
    font-weight:600;
  }

  /* sections */
  section{scroll-margin-top:80px}
  .sec{padding-block:80px}
  .sec-head{max-width:42rem}
  h2.sec-title{font-size:clamp(1.8rem,3.4vw,2.25rem);line-height:1.12;margin-top:12px}
  .lead-p{font-size:1.18rem;color:var(--muted);margin-top:16px}

  /* generic card grid */
  .cards3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:48px}
  .card{border:1px solid var(--border);background:var(--card);border-radius:16px;padding:24px;height:100%}
  .card h3{font-family:"Fraunces",serif;font-weight:500;font-size:1.18rem}
  .card p{font-size:.95rem;color:var(--muted);margin-top:8px}

  .problem-close{font-size:1.18rem;color:rgba(26,18,38,.8);max-width:42rem;margin-top:40px;line-height:1.6}

  /* roles */
  .roles{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(244,239,251,.4)}
  .tablist{display:flex;flex-wrap:wrap;gap:8px;margin-top:48px}
  .tabbtn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);background:var(--card);
    border-radius:999px;padding:10px 20px;font-size:.95rem;font-weight:500;cursor:pointer;color:var(--ink);transition:all .2s}
  .tabbtn[aria-selected="true"]{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 18px -8px rgba(56,48,162,.6)}
  .tabpanel{display:none;margin-top:32px}
  .tabpanel.active{display:block;animation:fade .35s ease both}
  .role-card{display:grid;grid-template-columns:minmax(260px,.78fr) minmax(0,1.22fr);gap:32px;align-items:center;border:1px solid var(--border);background:var(--card);border-radius:18px;padding:36px}
  .role-card h3{font-family:"Fraunces",serif;font-weight:500;font-size:1.5rem}
  .checklist{margin-top:20px;display:flex;flex-direction:column;gap:12px}
  .checklist li{display:flex;align-items:flex-start;gap:12px;list-style:none;font-size:1rem;color:rgba(26,18,38,.85)}
  .checklist .ck{width:20px;height:20px;border-radius:999px;background:rgba(74,67,191,.12);color:var(--violet);
    display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}
  .role-visual{border:1px solid var(--border);background:rgba(244,239,251,.5);border-radius:14px;padding:24px}
  .role-visual .rv-head{display:flex;align-items:center;gap:12px}
  .role-visual .rv-ico{width:44px;height:44px;border-radius:12px;background:rgba(74,67,191,.1);color:var(--violet);display:flex;align-items:center;justify-content:center}
  .role-visual .rv-bar{height:36px;border-radius:9px;background:var(--card);margin-top:10px}
  .role-mini-screen{
    min-height:236px;
    display:flex;
    flex-direction:column;
    gap:12px;
    border:1px solid var(--border);
    border-radius:16px;
    background:#fff;
    padding:16px;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.85);
  }
  .mini-brand{
    display:flex;
    align-items:center;
    gap:9px;
    color:var(--ink);
    font-weight:800;
    font-size:.86rem;
  }
  .mini-brand img{width:28px;height:28px;object-fit:contain}
  .mini-hero-card,.mini-ticket-card{
    border-radius:14px;
    background:var(--grad);
    color:#fff;
    padding:14px;
  }
  .mini-ticket-card{background:rgba(74,67,191,.08);color:var(--ink);border:1px solid var(--border)}
  .mini-hero-card span,.mini-ticket-card span{
    display:block;
    color:rgba(255,255,255,.78);
    font-size:.68rem;
    font-weight:800;
    letter-spacing:.05em;
    text-transform:uppercase;
  }
  .mini-ticket-card span{color:var(--violet)}
  .mini-hero-card strong,.mini-ticket-card strong{
    display:block;
    margin-top:4px;
    font-family:"Fraunces",Georgia,serif;
    font-size:1.04rem;
    line-height:1.16;
  }
  .mini-hero-card small{
    display:block;
    margin-top:5px;
    color:rgba(255,255,255,.78);
    font-size:.75rem;
  }
  .mini-row{
    min-height:42px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    border:1px solid var(--border);
    border-radius:12px;
    background:rgba(250,248,244,.55);
    padding:10px 12px;
  }
  .mini-row span{color:rgba(26,18,38,.82);font-size:.82rem;font-weight:700}
  .mini-row strong{color:var(--violet);font-size:.78rem;white-space:nowrap}
  .mini-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .mini-metrics div{
    min-height:76px;
    border:1px solid var(--border);
    border-radius:14px;
    background:rgba(250,248,244,.55);
    padding:12px;
  }
  .mini-metrics span{display:block;color:var(--muted);font-size:.72rem;font-weight:800}
  .mini-metrics strong{display:block;margin-top:8px;font-family:"Fraunces",Georgia,serif;font-size:1.35rem}
  .mini-calendar-line{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
  .mini-calendar-line span{
    min-height:54px;
    display:flex;
    align-items:center;
    justify-content:center;
    border:1px solid rgba(180,83,9,.1);
    border-radius:12px;
    background:rgba(180,83,9,.06);
    color:#8A3A05;
    font-size:.74rem;
    font-weight:800;
  }
  .mini-calendar-line .active{background:rgba(180,83,9,.16)}

  /* panel mockups */
  .panel-showcase{
    background:
      radial-gradient(780px 420px at 8% 8%,rgba(74,67,191,.1),transparent 64%),
      linear-gradient(180deg,#fff 0%,rgba(244,239,251,.45) 100%);
    border-bottom:1px solid var(--border);
  }
  .panel-mock-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:18px;
    margin-top:46px;
  }
  .swipe-hint{display:none}
  .panel-mock{
    min-height:360px;
    display:flex;
    flex-direction:column;
    gap:20px;
    border:1px solid var(--border);
    border-radius:22px;
    background:rgba(255,255,255,.82);
    padding:22px;
    overflow:hidden;
    box-shadow:0 24px 58px -42px rgba(40,18,80,.42);
  }
  .panel-mock-top{display:flex;align-items:flex-start;gap:14px}
  .panel-avatar{
    width:46px;
    height:46px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    flex-shrink:0;
    border-radius:15px;
    background:rgba(74,67,191,.1);
    color:var(--violet);
    font-weight:800;
  }
  .panel-mock h3{
    font-family:"Fraunces",Georgia,serif;
    font-weight:500;
    font-size:1.2rem;
  }
  .panel-mock p{color:var(--muted);font-size:.92rem;margin-top:4px}
  .panel-screen{
    flex:1;
    display:grid;
    gap:14px;
    min-height:230px;
    border:1px solid rgba(232,226,240,.86);
    border-radius:18px;
    background:
      linear-gradient(180deg,rgba(250,248,244,.8),rgba(255,255,255,.94)),
      #fff;
    padding:14px;
    position:relative;
  }
  .panel-mock.admin .panel-screen{grid-template-columns:120px 1fr}
  .screen-sidebar{
    display:flex;
    flex-direction:column;
    gap:10px;
    border-radius:15px;
    background:var(--grad);
    padding:16px 12px;
  }
  .screen-sidebar-logo{
    width:100%;
    max-width:112px;
    height:auto;
    display:block;
    margin:0 0 6px;
  }
  .screen-sidebar .nav-item{
    display:flex;
    align-items:center;
    min-height:30px;
    padding:0 10px;
    border-radius:9px;
    background:rgba(255,255,255,.22);
    color:rgba(255,255,255,.78);
    font-size:.72rem;
    font-weight:700;
    white-space:nowrap;
  }
  .screen-sidebar .nav-item.active{
    min-height:46px;
    background:rgba(255,255,255,.34);
    color:#fff;
  }
  .screen-main{display:flex;flex-direction:column;gap:14px}
  .screen-title-content{
    display:grid;
    grid-template-columns:34px 1fr;
    grid-template-rows:auto auto;
    column-gap:10px;
    align-items:center;
    justify-content:center;
    min-height:54px;
    width:100%;
    padding:12px 14px;
    border-radius:11px;
    background:rgba(26,18,38,.06);
  }
  .screen-title-content img{
    grid-row:1/3;
    width:28px;
    height:28px;
    object-fit:contain;
  }
  .screen-title-content span{
    color:var(--muted);
    font-size:.68rem;
    font-weight:800;
    letter-spacing:.06em;
    text-transform:uppercase;
  }
  .screen-title-content strong{
    margin-top:2px;
    color:var(--ink);
    font-family:"Fraunces",Georgia,serif;
    font-size:1.05rem;
    font-weight:600;
  }
  .screen-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
  .screen-stats .stat-mini{
    min-height:76px;
    border:1px solid var(--border);
    border-radius:14px;
    background:#fff;
    padding:12px;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
  }
  .stat-mini span{
    color:var(--muted);
    font-size:.7rem;
    font-weight:700;
  }
  .stat-mini strong{
    color:var(--ink);
    font-family:"Fraunces",Georgia,serif;
    font-size:1.18rem;
    line-height:1;
  }
  .screen-table{
    flex:1;
    display:flex;
    flex-direction:column;
    gap:10px;
    border:1px solid var(--border);
    border-radius:16px;
    background:#fff;
    padding:14px;
  }
  .screen-table .table-row{
    min-height:38px;
    border-radius:10px;
    background:linear-gradient(90deg,rgba(74,67,191,.08),rgba(74,67,191,.025));
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:8px 10px;
  }
  .table-row span{
    min-width:0;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
    color:var(--ink);
    font-size:.78rem;
    font-weight:700;
  }
  .table-row strong{
    flex-shrink:0;
    color:var(--violet);
    font-size:.68rem;
    font-weight:800;
    white-space:nowrap;
  }
  .student .panel-avatar{background:rgba(16,185,129,.12);color:#047857}
  .teacher .panel-avatar{background:rgba(180,83,9,.12);color:#B45309}
  .support .panel-avatar{background:rgba(37,99,235,.12);color:#2563EB}
  .screen-brand-line{
    display:flex;
    align-items:center;
    gap:8px;
    color:var(--ink);
    font-size:.82rem;
    font-weight:800;
  }
  .screen-brand-line img{width:26px;height:26px;object-fit:contain}
  .student-card{
    min-height:116px;
    border-radius:16px;
    background:linear-gradient(135deg,rgba(74,67,191,.92),rgba(56,48,162,.95));
    color:#fff;
    padding:16px;
    display:flex;
    flex-direction:column;
    justify-content:center;
    gap:4px;
  }
  .student-card img{width:30px;height:30px;object-fit:contain;margin-bottom:6px}
  .student-card span{
    color:rgba(255,255,255,.76);
    font-size:.72rem;
    font-weight:800;
    letter-spacing:.06em;
    text-transform:uppercase;
  }
  .student-card strong{
    font-family:"Fraunces",Georgia,serif;
    font-size:1.08rem;
    font-weight:600;
    line-height:1.14;
  }
  .student-card p{
    color:rgba(255,255,255,.82);
    font-size:.82rem;
    margin:2px 0 0;
  }
  .student-list{display:flex;flex-direction:column;gap:10px}
  .student-list .student-item{
    min-height:42px;
    border-radius:11px;
    background:#fff;
    border:1px solid var(--border);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:9px 11px;
  }
  .student-item strong{
    color:var(--ink);
    font-size:.82rem;
  }
  .student-item span{
    color:var(--muted);
    font-size:.72rem;
    font-weight:700;
    white-space:nowrap;
  }
  .teacher-calendar{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
  .teacher-calendar .day{
    min-height:96px;
    border-radius:14px;
    background:rgba(180,83,9,.08);
    border:1px solid rgba(180,83,9,.08);
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    justify-content:space-between;
    color:#8A3A05;
    gap:8px;
    padding:10px;
  }
  .teacher-calendar .day.active{background:rgba(180,83,9,.18);border-color:rgba(180,83,9,.14)}
  .teacher-calendar .day strong{font-size:.66rem;text-transform:uppercase;letter-spacing:.04em}
  .teacher-calendar .day em{
    align-self:center;
    color:var(--ink);
    display:-webkit-box;
    font-size:.77rem;
    font-style:normal;
    font-weight:800;
    line-height:1.08;
    margin:auto 0;
    overflow:hidden;
    text-align:center;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:2;
  }
  .teacher-calendar .day small{
    align-self:center;
    color:#8A3A05;
    font-size:.62rem;
    font-weight:800;
    line-height:1;
  }
  .teacher-row{
    min-height:58px;
    border-radius:14px;
    background:#fff;
    border:1px solid var(--border);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding:12px;
  }
  .teacher-row div{min-width:0}
  .teacher-row strong{
    display:block;
    color:var(--ink);
    font-size:.82rem;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .teacher-row span:not(.teacher-pill){
    display:block;
    color:var(--muted);
    font-size:.7rem;
    margin-top:2px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .teacher-pill{
    flex-shrink:0;
    border-radius:999px;
    background:rgba(180,83,9,.1);
    color:#8A3A05;
    padding:6px 9px;
    font-size:.68rem;
    font-weight:800;
  }
  .ticket-summary{
    display:grid;
    gap:8px;
  }
  .ticket-case{
    min-height:48px;
    border:1px solid var(--border);
    border-radius:14px;
    background:#fff;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:10px 12px;
  }
  .ticket-case strong{
    color:var(--ink);
    font-size:.78rem;
    line-height:1.15;
  }
  .ticket-status{
    flex-shrink:0;
    border-radius:999px;
    background:rgba(180,83,9,.1);
    color:#8A3A05;
    padding:6px 9px;
    font-size:.66rem;
    font-weight:800;
  }
  .ticket-status.closed{background:rgba(16,185,129,.12);color:#047857}
  .ticket-bubble{
    width:76%;
    min-height:58px;
    border-radius:16px;
    background:#fff;
    border:1px solid var(--border);
    display:flex;
    flex-direction:column;
    justify-content:center;
    gap:3px;
    padding:11px 13px;
  }
  .ticket-bubble.right{
    justify-self:end;
    background:linear-gradient(135deg,#6D5DF2,#3830a2);
    border-color:transparent;
    color:#fff;
  }
  .ticket-bubble strong{
    color:var(--muted);
    font-size:.68rem;
  }
  .ticket-bubble span{
    color:var(--ink);
    font-size:.78rem;
    font-weight:700;
    line-height:1.2;
  }
  .ticket-bubble.right strong{color:rgba(255,255,255,.74)}
  .ticket-bubble.right span{color:#fff}
  .ticket-bubble.left{justify-self:start}
  .ticket-bubble.left span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .ticket-bubble.right span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .ticket-input{
    align-self:end;
    width:100%;
    min-height:46px;
    border-radius:14px;
    background:#fff;
    border:1px solid var(--border);
    display:flex;
    align-items:center;
    padding:0 13px;
  }
  .ticket-input span{
    color:var(--muted);
    font-size:.82rem;
    font-weight:600;
  }

  /* modules */
  .mod-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--border);border:1px solid var(--border);border-radius:18px;overflow:hidden;margin-top:48px}
  .module{background:var(--card);padding:28px;transition:background .2s}
  .module:hover{background:rgba(244,239,251,.5)}
  .module .ico{width:48px;height:48px;border-radius:12px;background:rgba(74,67,191,.1);color:var(--violet);display:flex;align-items:center;justify-content:center;transition:transform .2s}
  .module:hover .ico{transform:scale(1.06)}
  .module h3{font-family:"Fraunces",serif;font-weight:500;font-size:1.25rem;margin-top:20px}
  .module p{font-size:.95rem;color:var(--muted);margin-top:8px}

  /* institutional branding banner */
  .institution-fit{
    padding-block:22px 78px;
  }
  .institution-fit-card{
    display:grid;
    grid-template-columns:minmax(0,.86fr) minmax(420px,1.14fr);
    gap:38px;
    align-items:center;
    border:1px solid rgba(232,226,240,.95);
    border-radius:28px;
    background:
      radial-gradient(circle at 0% 0%,rgba(74,67,191,.14),transparent 34%),
      linear-gradient(135deg,#fff 0%,#f8f7fc 48%,#f1eef9 100%);
    box-shadow:0 24px 70px -46px rgba(40,18,80,.45);
    padding:34px;
    overflow:hidden;
    position:relative;
  }
  .institution-fit-card::after{
    content:"";
    position:absolute;
    right:-120px;
    bottom:-150px;
    width:360px;
    height:360px;
    border-radius:999px;
    background:rgba(74,67,191,.08);
    pointer-events:none;
  }
  .institution-fit-copy{
    position:relative;
    z-index:1;
    max-width:560px;
  }
  .institution-fit-copy .sec-title{
    margin-top:10px;
  }
  .institution-fit-copy .lead-p{
    margin-top:18px;
    max-width:36rem;
  }
  .institution-fit-pills{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:24px;
  }
  .institution-fit-pills span{
    display:inline-flex;
    align-items:center;
    min-height:36px;
    border:1px solid rgba(74,67,191,.16);
    border-radius:999px;
    background:rgba(255,255,255,.78);
    color:var(--ink);
    font-size:.86rem;
    font-weight:700;
    padding:0 14px;
    box-shadow:0 12px 28px -24px rgba(40,18,80,.36);
  }
  .institution-domain-chip{
    display:inline-flex;
    align-items:center;
    gap:8px;
    max-width:100%;
    min-height:44px;
    margin-top:18px;
    border:1px solid rgba(74,67,191,.16);
    border-radius:14px;
    background:#fff;
    color:var(--muted);
    font-size:.92rem;
    padding:0 14px;
    box-shadow:0 14px 32px -28px rgba(40,18,80,.32);
  }
  .institution-domain-chip strong{
    color:var(--violet);
    font-weight:800;
    white-space:nowrap;
  }
  .institution-fit-copy .btn{
    margin-top:28px;
  }
  .institution-fit-media{
    position:relative;
    z-index:1;
    margin:0;
    border:1px solid rgba(255,255,255,.72);
    border-radius:24px;
    background:rgba(255,255,255,.64);
    box-shadow:0 22px 50px -38px rgba(40,18,80,.55);
    padding:14px;
  }
  .institution-fit-media img{
    display:block;
    width:100%;
    height:auto;
    max-height:520px;
    object-fit:contain;
    object-position:center;
    border-radius:18px;
  }

  /* Institution fit — dark brand */
  .institution-fit.dark-brand{
    color:#fff;
  }
  .institution-fit.dark-brand .institution-fit-card{
    background:#0D0920;
    border:1px solid rgba(255,255,255,.09);
    box-shadow:0 24px 70px -46px rgba(0,0,0,.7);
    position:relative;
    overflow:hidden;
  }
  .institution-fit.dark-brand .institution-fit-card::before{
    content:"";
    position:absolute;
    top:-180px;
    left:-120px;
    width:580px;
    height:580px;
    border-radius:999px;
    background:radial-gradient(circle,rgba(124,84,239,.3) 0%,transparent 68%);
    pointer-events:none;
    z-index:0;
  }
  .institution-fit.dark-brand .institution-fit-card::after{
    content:"";
    position:absolute;
    bottom:-200px;
    right:-90px;
    width:480px;
    height:480px;
    border-radius:999px;
    background:radial-gradient(circle,rgba(74,67,191,.24) 0%,transparent 68%);
    pointer-events:none;
    z-index:0;
  }
  .institution-fit.dark-brand .eyebrow{ color:rgba(196,181,253,.75); }
  .institution-fit.dark-brand .sec-title{ color:#fff; }
  .institution-fit.dark-brand .sec-title em{
    font-style:inherit;
    background:linear-gradient(100deg,#c4b5fd,#a78bfa,#818cf8);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
  }
  .institution-fit.dark-brand .lead-p{ color:rgba(255,255,255,.58); }
  .institution-fit.dark-brand .institution-fit-pills span{
    background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.13);
    color:rgba(255,255,255,.82);
    box-shadow:none;
  }
  .institution-fit.dark-brand .institution-domain-chip{
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.1);
    color:rgba(255,255,255,.46);
  }
  .institution-fit.dark-brand .institution-domain-chip strong{ color:#a78bfa; }
  .institution-fit.dark-brand .institution-fit-copy .btn{
    background:linear-gradient(135deg,#7c54ef,#4a43bf,#3830a2);
    color:#fff;
    border:none;
    box-shadow:0 8px 24px -12px rgba(124,84,239,.5);
  }
  .institution-fit.dark-brand .institution-fit-copy .btn:hover{
    opacity:.88;
  }
  .institution-fit.dark-brand .institution-fit-media{
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.1);
    box-shadow:0 0 80px rgba(124,84,239,.22),0 22px 50px -38px rgba(0,0,0,.6);
  }

  /* use cases */
  .use-cases{padding-top:24px}
  .use-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:16px;
    margin-top:42px;
  }
  .use-card{
    min-height:220px;
    border:1px solid var(--border);
    border-radius:18px;
    background:linear-gradient(180deg,#fff 0%,rgba(244,239,251,.55) 100%);
    padding:24px;
    position:relative;
    overflow:hidden;
  }
  .use-card::after{
    content:"";
    position:absolute;
    right:-38px;
    bottom:-48px;
    width:132px;
    height:132px;
    border-radius:999px;
    background:rgba(74,67,191,.08);
  }
  .use-card span{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:38px;
    height:38px;
    border-radius:12px;
    background:rgba(74,67,191,.1);
    color:var(--violet);
    font-weight:700;
    font-size:.8rem;
  }
  .use-card h3{
    font-family:"Fraunces",Georgia,serif;
    font-size:1.15rem;
    font-weight:500;
    margin-top:26px;
  }
  .use-card p{color:var(--muted);font-size:.94rem;margin-top:8px}

  /* security */
  .security{position:relative;overflow:hidden;background:linear-gradient(150deg,#5c54cf 0%,#3830a2 100%);color:#fff}
  .sec-grid-bg{position:absolute;inset:0;opacity:.35;
    background-image:linear-gradient(to right,rgba(167,139,250,.08) 1px,transparent 1px),linear-gradient(to bottom,rgba(167,139,250,.08) 1px,transparent 1px);
    background-size:56px 56px}
  .sec-glow{position:absolute;inset:0;background:radial-gradient(70% 50% at 80% 0%, rgba(92,84,207,.28), transparent 60%)}
  .security .inner{position:relative}
  .security .eyebrow{color:#E5DEFB}
  .security h2{color:#fff}
  .security .lead-p{color:rgba(255,255,255,.82)}
  .sec-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:48px}
  .sec-card{border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);border-radius:16px;padding:24px;backdrop-filter:blur(4px)}
  .sec-card .ico{width:44px;height:44px;border-radius:12px;background:rgba(167,139,250,.15);color:var(--violet-200);display:flex;align-items:center;justify-content:center}
  .sec-card h3{font-family:"Fraunces",serif;font-weight:500;font-size:1.18rem;margin-top:16px;color:#fff}
  .sec-card p{font-size:.92rem;color:rgba(255,255,255,.74);margin-top:8px}

  /* testimonials */
  .testimonials{padding-bottom:96px}
  .testimonial-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:20px;
    margin-top:46px;
  }
  .quote-card{
    min-height:300px;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    border:1px solid var(--border);
    border-radius:18px;
    background:#fff;
    padding:26px;
    box-shadow:0 18px 45px -38px rgba(40,18,80,.42);
  }
  .quote-card blockquote{
    position:relative;
    color:rgba(26,18,38,.86);
    font-size:1.06rem;
    line-height:1.62;
  }
  .quote-card blockquote::before{
    content:"“";
    display:block;
    color:var(--violet);
    font-family:"Fraunces",Georgia,serif;
    font-size:3.4rem;
    line-height:.8;
    margin-bottom:12px;
  }
  .quote-card figcaption{
    display:flex;
    flex-direction:column;
    gap:2px;
    margin-top:26px;
  }
  .quote-card figcaption strong{font-size:.98rem}
  .quote-card figcaption span{color:var(--muted);font-size:.86rem}
  .conversion-strip{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    margin-top:44px;
    padding:28px;
    border-radius:22px;
    color:#fff;
    background:var(--grad);
    box-shadow:0 24px 70px -42px rgba(56,48,162,.8);
  }
  .conversion-strip h3{font-size:1.45rem}
  .conversion-strip p{margin-top:6px;color:rgba(255,255,255,.78)}
  .conversion-actions{display:flex;gap:10px;flex-shrink:0}
  .conversion-strip .btn-primary{background:#fff;color:var(--violet);box-shadow:none}
  .conversion-strip .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22);color:#fff}
  .conversion-strip .btn-ghost:hover{background:rgba(255,255,255,.16)}
  .logbook-cta-section{padding:56px 0 72px}
  .logbook-banner{position:relative;overflow:hidden;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:28px;background:var(--grad);color:#fff;border-radius:24px;padding:44px 48px;box-shadow:0 24px 70px -42px rgba(56,48,162,.8)}
  .logbook-glow{position:absolute;inset:0;background:radial-gradient(60% 85% at 90% 12%,rgba(167,139,250,.4),transparent 60%);pointer-events:none}
  .logbook-content{position:relative;z-index:1;max-width:520px}
  .logbook-eyebrow{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#E5DEFB;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:6px 13px;border-radius:999px;margin-bottom:16px}
  .logbook-content h3{font-size:clamp(1.5rem,2.5vw,2.05rem);color:#fff;letter-spacing:-.01em;line-height:1.14}
  .logbook-content p{margin-top:12px;color:rgba(255,255,255,.84);font-size:1.02rem;line-height:1.6;max-width:450px}
  .logbook-banner .btn-primary{margin-top:24px;background:#fff;color:var(--violet);box-shadow:0 12px 28px -12px rgba(0,0,0,.45)}
  .logbook-banner .btn-primary:hover{filter:brightness(1.04)}
  .logbook-visual{position:relative;z-index:1;display:flex;justify-content:center;align-items:center}
  .logbook-visual svg{width:100%;max-width:360px;height:auto}
  @media (max-width:860px){
    .logbook-banner{grid-template-columns:1fr;padding:38px 32px}
    .logbook-visual{display:none}
  }
  @media (max-width:560px){
    .logbook-cta-section{padding:40px 0 56px}
    .logbook-banner{padding:30px 22px;border-radius:20px}
  }

  /* plans */
  .plans-head{text-align:center;max-width:42rem;margin:0 auto}
  .plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:48px}
  .plan{position:relative;display:flex;flex-direction:column;border:1px solid var(--border);background:var(--card);border-radius:18px;padding:28px}
  .plan.featured{border-color:var(--violet);box-shadow:0 24px 60px -30px rgba(56,48,162,.5)}
  .plan .badge{position:absolute;top:-13px;left:28px;background:var(--grad);color:#fff;border-radius:999px;padding:4px 12px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
  .plan h3{font-family:"Fraunces",serif;font-weight:500;font-size:1.25rem}
  .plan .desc{font-size:.92rem;color:var(--muted);margin-top:6px}
  .plan .price{font-family:"Fraunces",serif;font-size:1.5rem;margin-top:20px}
  .plan .price span{font-size:1rem;font-family:"Hanken Grotesk",sans-serif;color:var(--muted)}
  .plan ul{margin-top:24px;flex:1;display:flex;flex-direction:column;gap:12px}
  .plan li{display:flex;align-items:flex-start;gap:10px;list-style:none;font-size:.95rem;color:rgba(26,18,38,.85)}
  .plan li svg{color:var(--violet);flex-shrink:0;margin-top:2px}

  /* demo */
  .demo{border-top:1px solid var(--border);background:rgba(244,239,251,.4)}
  .demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
  .form-card{border:1px solid var(--border);background:var(--card);border-radius:18px;padding:32px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:.9rem;font-weight:500;margin-bottom:6px}
  .field input,.field textarea{width:100%;border:1px solid var(--border);background:var(--paper);border-radius:10px;padding:11px 14px;font:inherit;color:var(--ink)}
  .field input:focus,.field textarea:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(74,67,191,.12)}
  .field textarea{resize:none}
  .form-fine{text-align:center;font-size:.78rem;color:var(--muted);margin-top:12px}
  .form-error{text-align:center;font-size:.82rem;color:#B42318;margin-top:12px}
  .form-card .success{
    min-height:340px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
    border:1px solid var(--border);border-radius:16px;padding:32px;background:linear-gradient(180deg,#FFFFFF 0%,#F4EFFB 100%);
    color:var(--ink);box-shadow:inset 0 1px 0 rgba(255,255,255,.8)
  }
  .form-card .success .ico{width:58px;height:58px;border-radius:16px;background:rgba(74,67,191,.1);color:var(--violet);display:flex;align-items:center;justify-content:center}
  .form-card .success h3{font-family:"Fraunces",serif;font-weight:500;font-size:1.55rem;margin-top:22px;color:var(--ink)}
  .form-card .success p{color:var(--muted);margin-top:10px;max-width:22rem;font-size:1rem;line-height:1.6}

  .whatsapp-widget{
    position:fixed;
    right:20px;
    bottom:calc(20px + env(safe-area-inset-bottom));
    z-index:60;
    width:60px;
    height:60px;
    pointer-events:none;
  }
  .whatsapp-card{
    position:absolute;
    right:0;
    bottom:74px;
    width:min(320px,calc(100vw - 32px));
    overflow:hidden;
    border:1px solid rgba(232,226,240,.9);
    border-radius:18px;
    background:#fff;
    box-shadow:0 26px 70px -34px rgba(26,18,38,.58),0 12px 28px -22px rgba(26,18,38,.35);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translateY(10px) scale(.98);
    transform-origin:bottom right;
    transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
    pointer-events:none;
  }
  .whatsapp-widget.is-open .whatsapp-card{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:none;
  }
  .whatsapp-card-head{
    display:flex;
    align-items:center;
    gap:10px;
    padding:14px;
    background:linear-gradient(135deg,#166A56 0%,#0E7A63 100%);
    color:#fff;
  }
  .whatsapp-avatar{
    position:relative;
    width:54px;
    height:54px;
    border-radius:999px;
    flex-shrink:0;
    background:#fff;
    overflow:hidden;
  }
  .whatsapp-avatar img{
    position:absolute;
    left:50%;
    top:50%;
    width:34px;
    height:34px;
    display:block;
    object-fit:contain;
    transform:translate(-47%,-47%);
  }
  .whatsapp-card-head p{margin:0;font-size:.94rem;font-weight:700;line-height:1.2}
  .whatsapp-card-head span{display:block;margin-top:2px;font-size:.72rem;color:rgba(255,255,255,.78)}
  .whatsapp-close{
    margin-left:auto;
    width:30px;
    height:30px;
    border:0;
    border-radius:999px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:rgba(255,255,255,.12);
    color:rgba(255,255,255,.9);
    cursor:pointer;
  }
  .whatsapp-close:hover{background:rgba(255,255,255,.2);color:#fff}
  .whatsapp-card-body{
    padding:18px 16px 20px;
    background:
      radial-gradient(circle at 12px 12px,rgba(74,67,191,.045) 1.5px,transparent 2px) 0 0/22px 22px,
      #F8F5F0;
  }
  .whatsapp-bubble{
    max-width:235px;
    border-radius:0 14px 14px 14px;
    background:#fff;
    color:var(--ink);
    box-shadow:0 8px 20px -16px rgba(26,18,38,.35);
    padding:11px 13px;
    font-size:.92rem;
    line-height:1.35;
  }
  .whatsapp-bubble span{
    display:block;
    margin-bottom:3px;
    color:var(--muted);
    font-size:.68rem;
    font-weight:600;
  }
  .whatsapp-start{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    margin:12px 14px 14px;
    border-radius:999px;
    background:#25D366;
    color:#fff;
    font-size:.94rem;
    font-weight:700;
    box-shadow:0 12px 24px -16px rgba(37,211,102,.8);
    transition:transform .18s ease,filter .18s ease;
  }
  .whatsapp-start:hover{filter:brightness(1.03);transform:translateY(-1px)}
  .whatsapp-float{
    position:absolute;
    right:0;
    bottom:0;
    width:60px;
    height:60px;
    border:0;
    border-radius:999px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:#25D366;
    color:#fff;
    cursor:pointer;
    box-shadow:0 18px 34px -16px rgba(37,211,102,.7),0 10px 24px -16px rgba(26,18,38,.45);
    transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
    pointer-events:auto;
  }
  .whatsapp-float:hover,.whatsapp-widget.is-open .whatsapp-float{
    transform:translateY(-1px);
    filter:brightness(1.03);
    box-shadow:0 22px 38px -16px rgba(37,211,102,.75),0 14px 28px -18px rgba(26,18,38,.5);
  }
  .whatsapp-float:focus-visible,.whatsapp-close:focus-visible,.whatsapp-start:focus-visible{outline:3px solid rgba(37,211,102,.28);outline-offset:3px}
  .whatsapp-float svg{width:31px;height:31px}

  /* footer */
  footer{background:linear-gradient(150deg,#5c54cf 0%,#3830a2 100%);color:rgba(255,255,255,.78)}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:56px 0}
  footer .name{font-family:"Fraunces",serif;font-weight:500;font-size:1.25rem;color:#fff}
  footer .blurb{font-size:.92rem;margin-top:16px;max-width:18rem;line-height:1.6}
  .foot-social{display:flex;gap:16px;margin-top:20px}
  .social-link{display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.78);transition:color .2s}
  .social-link:hover{color:#fff}
  .social-link svg{width:20px;height:20px}
  .foot-col .h{font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.9)}
  .foot-col ul{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:10px}
  .foot-col a{font-size:.92rem;transition:color .2s}
  .foot-col a:hover{color:#fff}
  .foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.1);padding:24px 0;font-size:.82rem;flex-wrap:wrap}
  .footer-credit-logo{
    width:118px;
    height:auto;
    opacity:.88;
    filter:brightness(0) invert(1);
  }

  /* reveal (progressive enhancement: hidden only once armed by JS) */
  .reveal.is-armed{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
  .reveal.is-armed.is-visible{opacity:1;transform:none}

  @keyframes floatIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
  .anim{opacity:0;animation:floatIn .8s cubic-bezier(.22,1,.36,1) both}
  @keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

  /* responsive */
  @media(max-width:1080px){
    .wrap{padding-inline:28px}
    .hero-inner{grid-template-columns:minmax(0,.95fr) minmax(380px,1.05fr);gap:32px;padding-block:132px 72px}
    h1.hero-title{font-size:clamp(2.42rem,4.5vw,3.2rem)}
    .hero-sub{font-size:1.08rem}
    .win-body{height:372px}
    .role-card{gap:24px;padding:30px}
    .module,.plan,.sec-card,.card{padding:22px}
    .institution-fit-card{grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);gap:28px;padding:30px}
    .institution-fit-media img{max-height:460px}
    .foot-grid{gap:28px}
  }

  @media(max-width:920px){
    .wrap{padding-inline:28px}
    .nav-inner{height:64px}
    .brand-logo{height:31px}
    .nav-links,.nav-cta{display:none}
    .menu-btn{display:flex}
    .mobile-panel{
      position:fixed;top:64px;left:0;right:0;z-index:49;
      padding:18px 28px 24px;
      border-bottom:1px solid var(--border);
      backdrop-filter:blur(16px);
      box-shadow:0 20px 42px -30px rgba(40,18,80,.45);
    }
    .mobile-panel a:not(.btn){
      max-width:860px;margin:0 auto;min-height:48px;padding:0;
      border-bottom:1px solid rgba(232,226,240,.72);
      border-radius:0;color:var(--ink);font-size:1.08rem;font-weight:500
    }
    .mobile-panel a:not(.btn):hover{color:var(--violet)}
    .mobile-panel .mobile-cta{
      display:flex;align-items:center;justify-content:center;gap:10px;
      max-width:860px;min-height:54px;margin:16px auto 0;padding:0 22px;
      border-radius:999px;font-size:1rem;text-align:center;white-space:nowrap
    }
    .hero-inner{grid-template-columns:1fr;gap:38px;padding-block:118px 58px}
    .hero-inner>div:first-child{max-width:700px}
    .hero-sub{max-width:40rem}
    .mock{width:min(100%,720px)}
    .trust{justify-content:flex-start;padding-bottom:46px}
    .trust .lead{flex-basis:100%}
    .proof-strip{grid-template-columns:repeat(4,minmax(0,1fr));width:min(calc(100% - 56px),1120px);margin-bottom:58px}
    .sec{padding-block:68px}
    .cards3{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:36px}
    .role-card,.demo-grid{grid-template-columns:1fr}
    .role-card{padding:28px}
    .tablist{margin-top:36px}
    .mod-grid,.sec-cards,.plan-grid,.testimonial-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:36px}
    .institution-fit{padding-block:12px 66px}
    .institution-fit-card{grid-template-columns:1fr;gap:28px;padding:28px}
    .institution-fit-copy{max-width:720px}
    .institution-fit-media{order:2}
    .institution-fit-media img{max-height:none}
    .panel-mock-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:36px}
    .panel-mock.admin{grid-column:auto;grid-row:auto;min-height:auto}
    .use-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:34px}
    .plan-grid .reveal:nth-child(2){grid-column:span 2}
    .demo-grid{gap:34px}
    .foot-grid{grid-template-columns:1.2fr 1fr 1fr;gap:28px}
  }

  @media(min-width:761px) and (max-width:920px){
    .hero-inner{text-align:left}
    .hero-actions .btn-lg{width:auto}
    .win{border-radius:20px}
    .win-body{height:364px}
    .side-real{flex-basis:31%}
    .trust{display:grid;grid-template-columns:1fr repeat(4,auto);align-items:center}
    .proof-strip{grid-template-columns:repeat(4,minmax(0,1fr))}
    .mod-grid{border-radius:20px}
    .role-card{grid-template-columns:1fr;max-width:760px}
    .role-visual{min-height:230px}
    .form-card{max-width:720px}
  }

  @media(max-width:760px){
    .wrap{padding-inline:20px}
    .hero .anim{
      animation:none!important;
      opacity:1!important;
      transform:none!important;
    }
    .hero-inner{gap:18px;padding-block:84px 34px}
    h1.hero-title{font-size:clamp(2.06rem,8.8vw,2.46rem);line-height:1.04;margin-top:16px}
    .hero-sub{font-size:1rem;margin-top:14px;line-height:1.52}
    .hero-points{margin-top:18px}
    .hero-actions{margin-top:18px}
    .btn-lg{width:100%;min-height:54px;padding:.86rem 1.25rem}
    .hero-note{font-size:.82rem;line-height:1.45;margin-top:12px}
    .win{border-radius:15px}
    .win-bar{padding:10px 12px}
    .win-body{height:340px}
    .mock-sidebar{flex-basis:30%;padding:14px 10px}
    .mock-sidebar-logo{margin-bottom:6px}
    .mock-nav{min-height:30px;padding:0 9px;font-size:.7rem}
    .side-real{flex-basis:30%}
    .main{padding:12px}
    .mock-app-title strong{font-size:.8rem}
    .mock-status{display:none}
    .stat-row{grid-template-columns:1fr;gap:8px}
    .stat{padding:9px 10px}
    .panel{padding:10px}
    .pay{padding:7px 0}
    .float-card{left:12px;bottom:-18px}
    .trust{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding-bottom:40px}
    .trust .lead{grid-column:1/-1}
    .chip{font-size:.78rem;padding:8px 10px;justify-content:center;border-radius:12px;text-align:center}
    .proof-strip{grid-template-columns:repeat(2,minmax(0,1fr));width:calc(100% - 40px);margin-bottom:46px;border-radius:16px}
    .proof-strip div{min-height:104px;padding:18px}
    .proof-strip strong{font-size:1.7rem}
    .sec{padding-block:58px}
    .sec-head{max-width:none}
    h2.sec-title{font-size:2rem}
    .lead-p,.problem-close{font-size:1.03rem}
    .cards3,.mod-grid,.sec-cards,.plan-grid,.use-grid,.testimonial-grid{grid-template-columns:1fr}
    .cards3,.mod-grid,.sec-cards,.plan-grid,.tablist,.use-grid,.testimonial-grid{margin-top:30px}
    .panel-mock-grid{
      display:grid;
      grid-template-columns:1fr;
      gap:16px;
      margin:30px 0 0;
      padding:0;
      overflow:visible;
      scroll-snap-type:none;
      scrollbar-width:auto;
    }
    .swipe-hint{
      display:none;
    }
    .panel-mock-grid::-webkit-scrollbar{display:none}
    .panel-mock{min-height:auto;padding:18px;border-radius:18px;gap:16px}
    .panel-mock,
    .panel-mock.admin{
      flex:initial;
      width:100%;
      min-height:auto;
      scroll-snap-align:unset;
    }
    .panel-mock.admin{grid-column:auto}
    .panel-mock-top{align-items:center}
    .panel-avatar{width:42px;height:42px;border-radius:13px}
    .panel-mock h3{font-size:1.1rem}
    .panel-mock p{font-size:.88rem;line-height:1.42}
    .panel-mock.admin .panel-screen{grid-template-columns:1fr;min-height:auto}
    .screen-sidebar{display:none}
    .panel-screen{min-height:auto;padding:12px;border-radius:16px;gap:12px}
    .screen-title-content{min-height:auto;padding:11px 12px;grid-template-columns:30px 1fr}
    .screen-title-content img{width:25px;height:25px}
    .screen-title-content span{font-size:.62rem}
    .screen-title-content strong{font-size:.96rem}
    .screen-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
    .screen-stats .stat-mini{min-height:58px;padding:10px;border-radius:12px}
    .stat-mini span{font-size:.62rem;line-height:1.15}
    .stat-mini strong{font-size:1rem}
    .screen-table{gap:8px;padding:10px;border-radius:13px}
    .screen-table .table-row{min-height:34px;padding:8px 9px;align-items:flex-start;justify-content:center}
    .screen-table .table-row:nth-child(4){display:none}
    .table-row{align-items:flex-start;flex-direction:column;gap:2px}
    .table-row span{font-size:.74rem}
    .table-row strong{font-size:.66rem;white-space:normal}
    .student-card{min-height:98px;padding:14px}
    .student-list{gap:8px}
    .teacher-calendar{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
    .teacher-calendar .day{min-height:86px;border-radius:11px;padding:9px 8px}
    .teacher-calendar .day strong{font-size:.56rem}
    .teacher-calendar .day em{font-size:.67rem}
    .teacher-calendar .day small{font-size:.58rem}
    .teacher-row{min-height:auto;padding:11px;align-items:center;flex-direction:row}
    .ticket-status{font-size:.66rem;padding:6px 9px}
    .ticket-bubble{width:100%;min-height:auto;padding:10px 12px;border-radius:13px}
    .ticket-input{min-height:42px;border-radius:12px}
    .use-card{min-height:190px}
    .conversion-strip{align-items:flex-start;flex-direction:column;padding:24px;border-radius:18px}
    .conversion-actions{width:100%;flex-direction:column}
    .conversion-actions .btn{width:100%}
    .mod-grid{gap:14px;background:transparent;border:0;overflow:visible}
    .module{border:1px solid var(--border);border-radius:14px}
    .institution-fit{padding-block:4px 58px}
    .institution-fit-card{border-radius:20px;padding:22px;gap:22px}
    .institution-fit-copy .sec-title{font-size:1.86rem}
    .institution-fit-pills{gap:7px;margin-top:18px}
    .institution-fit-pills span{
      min-height:30px;
      justify-content:center;
      border-radius:999px;
      font-size:.72rem;
      line-height:1.15;
      padding:0 10px;
      text-align:center;
    }
    .institution-domain-chip{
      display:flex;
      width:100%;
      min-height:38px;
      align-items:center;
      justify-content:center;
      flex-direction:row;
      gap:6px;
      padding:0 10px;
      font-size:.74rem;
      white-space:nowrap;
    }
    .institution-domain-chip strong{font-size:.74rem}
    .institution-fit-copy .btn{width:100%;justify-content:center}
    .institution-fit-media{border-radius:18px;padding:10px}
    .institution-fit-media img{border-radius:14px}
    .plan-grid .reveal:nth-child(2){grid-column:auto}
    .tablist{display:grid;grid-template-columns:1fr 1fr;gap:8px}
    .tabbtn{justify-content:center;padding:10px 12px;font-size:.9rem;white-space:normal;text-align:center}
    .role-card{padding:22px;border-radius:16px}
    .role-visual{padding:18px}
    .form-card{padding:24px}
    .field{margin-bottom:14px}
    .field input,.field textarea{border-radius:12px;padding:13px 14px}
    .foot-grid{grid-template-columns:1fr 1fr}
  }

  @media(max-width:820px){
    .plan-grid{grid-template-columns:1fr}
    .plan-grid .reveal:nth-child(2){grid-column:auto}
  }

  @media(max-width:560px){
    .wrap{padding-inline:18px}
    .nav-inner{height:62px}
    .brand-logo{height:29px}
    .menu-btn{width:40px;height:40px}
    .mobile-panel{top:62px;padding:14px 18px 18px}
    .mobile-panel a:not(.btn){min-height:50px;font-size:1.05rem}
    .mobile-panel .mobile-cta{min-height:54px;margin-top:14px}
    .hero-inner{gap:16px;padding-block:78px 28px}
    .pill{font-size:.78rem;padding:6px 12px}
    h1.hero-title{font-size:clamp(1.9rem,9vw,2.08rem);margin-top:14px}
    .hero-sub{font-size:.98rem;margin-top:12px}
    .hero-actions{margin-top:16px}
    .side-real{display:none}
    .win-body{height:auto;min-height:300px}
    .main{min-height:300px}
    .panel{flex:none}
    .panel .pay:nth-of-type(n+4){display:none}
    .float-card{display:none}
    .trust{gap:8px;grid-template-columns:1fr 1fr}
    .trust .lead{font-size:.82rem}
    h2.sec-title{font-size:1.82rem}
    .card,.module,.sec-card,.plan{border-radius:14px;padding:20px}
    .institution-fit-card{padding:18px;border-radius:18px}
    .institution-fit-copy .sec-title{font-size:1.72rem}
    .institution-fit-copy .lead-p{font-size:.98rem;line-height:1.56}
    .institution-fit-media{padding:8px}
    .module .ico{width:42px;height:42px}
    .module h3{margin-top:16px}
    .plan .price{font-size:1.35rem}
    .panel-mock-top{gap:12px}
    .panel-avatar{width:40px;height:40px;border-radius:13px}
    .panel-mock h3{font-size:1.1rem}
    .panel-mock p{font-size:.88rem}
    .panel-mock.admin .panel-screen{grid-template-columns:1fr}
    .screen-sidebar{display:none}
    .screen-title-content{min-height:48px;padding:10px 12px}
    .screen-title-content strong{font-size:.95rem}
    .student-card{min-height:92px}
    .student-card strong{font-size:.98rem}
    .student-list .student-item{min-height:40px}
    .student-item strong{font-size:.78rem}
    .student-item span{font-size:.68rem}
    .teacher-calendar{gap:8px}
    .teacher-calendar .day{border-radius:12px}
    .teacher-row{align-items:center;flex-direction:row;gap:10px}
    .teacher-pill{align-self:center}
    .ticket-bubble{width:100%;min-height:auto}
    .ticket-status{font-size:.66rem}
    .use-cases{padding-top:0}
    .tablist{grid-template-columns:1fr}
    .checklist li{font-size:.96rem}
    .demo-grid{gap:28px}
    .field input,.field textarea{font-size:16px}
    .reveal.is-armed{transform:translateY(12px);transition-duration:.42s}
    .foot-grid{grid-template-columns:1fr 1fr;gap:30px 24px}
    .foot-grid>div:first-child{grid-column:1/-1}
    .foot-grid .foot-col:nth-of-type(4){grid-column:1/-1}
    .foot-bottom{align-items:flex-start;flex-direction:column}
    .footer-credit-logo{order:-1}
    .proof-strip{grid-template-columns:1fr 1fr;width:calc(100% - 36px)}
    .proof-strip span{font-size:.86rem}
    .quote-card{min-height:auto}
    .whatsapp-widget{right:18px;bottom:calc(20px + env(safe-area-inset-bottom));width:52px;height:52px}
    .whatsapp-card{width:calc(100vw - 32px);border-radius:16px}
    .whatsapp-float{width:52px;height:52px}
    .whatsapp-float svg{width:27px;height:27px}
  }

  @media(max-width:380px){
    .wrap{padding-inline:14px}
    h1.hero-title{font-size:2rem}
    h2.sec-title{font-size:1.65rem}
    .btn{white-space:normal;text-align:center}
    .main .display{font-size:1rem!important}
    .urlbar{font-size:.68rem}
    .win-body{min-height:292px}
    .main{min-height:292px}
    .proof-strip{grid-template-columns:1fr;width:calc(100% - 28px)}
    .pay{gap:8px}
    .tag{padding:2px 6px}
  }
  @media(max-width:760px){
    .mock-sidebar{flex-basis:30%;padding:14px 10px}
    .mock-sidebar-logo{margin-bottom:6px}
    .mock-nav{min-height:30px;padding:0 9px;font-size:.7rem}
    .mock-app-title strong{font-size:.8rem}
    .mock-status{display:none}
    .screen-sidebar-logo{display:none}
  }
  @media(max-width:560px){
    .mock-sidebar{display:none}
    .role-mini-screen{min-height:220px;padding:14px}
    .mini-brand{font-size:.82rem}
    .mini-row span{font-size:.78rem}
  }
  @media(prefers-reduced-motion:reduce){
    .reveal.is-armed{opacity:1!important;transform:none!important;transition:none!important}
    .anim{animation:none!important;opacity:1!important}
    html{scroll-behavior:auto}
  }

  /* real platform screenshots */
  .product-hero{
    position:relative;
    min-width:0;
    padding:24px 0 54px;
  }
  .product-glow{
    position:absolute;
    inset:-44px -54px 6px;
    z-index:-1;
    border-radius:44px;
    filter:blur(44px);
    opacity:.72;
    background:radial-gradient(62% 58% at 72% 18%,rgba(92,84,207,.24),transparent 70%);
  }
  .product-browser{
    position:relative;
    overflow:hidden;
    border:1px solid var(--border);
    border-radius:24px;
    background:rgba(255,255,255,.94);
    box-shadow:0 34px 80px -34px rgba(40,18,80,.45);
  }
  .product-browser-bar{
    display:flex;
    align-items:center;
    gap:8px;
    padding:12px 16px;
    border-bottom:1px solid var(--border);
    background:rgba(244,239,251,.72);
  }
  .product-screen-frame{
    aspect-ratio:16/10;
    margin:0;
    overflow:hidden;
    background:#F7F5FB;
  }
  .product-screen-frame img,
  .role-shot img,
  .real-screen img{
    display:block;
    width:100%;
  }
  .product-screen-frame img{
    height:100%;
    object-fit:contain;
    object-position:top left;
    background:#F7F5FB;
  }
  .product-phone{
    position:absolute;
    right:-16px;
    bottom:4px;
    width:min(31%,180px);
    margin:0;
    overflow:hidden;
    border:8px solid #fff;
    border-radius:28px;
    background:#fff;
    box-shadow:0 22px 50px -24px rgba(40,18,80,.55);
  }
  .product-phone img{display:block;width:100%}
  .product-caption{
    position:absolute;
    left:24px;
    bottom:14px;
    display:flex;
    flex-direction:column;
    gap:2px;
    max-width:260px;
    padding:11px 14px;
    border:1px solid var(--border);
    border-radius:14px;
    background:rgba(255,255,255,.9);
    box-shadow:0 14px 36px -26px rgba(40,18,80,.48);
    backdrop-filter:blur(12px);
  }
  .product-caption strong{font-size:.78rem}
  .product-caption span{color:var(--muted);font-size:.68rem;line-height:1.35}
  .role-shot{
    margin:0;
    overflow:hidden;
    border:1px solid var(--border);
    border-radius:18px;
    background:#fff;
    box-shadow:0 20px 46px -34px rgba(40,18,80,.48);
  }
  .role-visual-toolbar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    margin-bottom:12px;
  }
  .role-visual-toolbar>span{
    color:#746D7E;
    font-size:.75rem;
    font-weight:800;
    letter-spacing:.08em;
    text-transform:uppercase;
  }
  .role-shot-switcher{
    display:inline-flex;
    gap:4px;
    padding:4px;
    border:1px solid #E1DBE9;
    border-radius:999px;
    background:#ECE8F2;
  }
  .role-shot-option{
    min-height:30px;
    padding:5px 11px;
    border:0;
    border-radius:999px;
    background:transparent;
    color:#6B6478;
    font:inherit;
    font-size:.75rem;
    font-weight:700;
    cursor:pointer;
    transition:background-color .2s ease,color .2s ease,box-shadow .2s ease;
  }
  .role-shot-option:hover{color:#4338B4;background:rgba(255,255,255,.58)}
  .role-shot-option.active{background:#fff;color:#4338B4;box-shadow:0 4px 12px rgba(48,33,84,.12)}
  .role-shot-option:focus-visible{outline:3px solid rgba(85,71,200,.24);outline-offset:2px}
  .role-shot img{
    aspect-ratio:2446/1466;
    width:100%;
    height:auto;
    object-fit:cover;
    object-position:top left;
    display:block;
    animation:roleShotIn .24s ease both;
  }
  .role-shot img[hidden]{display:none}
  @keyframes roleShotIn{from{opacity:.2}to{opacity:1}}
  .role-shot-mobile{
    width:min(290px,100%);
    margin-inline:auto;
    border-radius:28px;
  }
  .role-shot-mobile img{
    aspect-ratio:390/844;
    object-position:top center;
  }
  .panel-screen.real-screen{
    display:block;
    min-height:0;
    padding:0;
    overflow:hidden;
    background:#fff;
  }
  .panel-mock.admin .panel-screen.real-screen{grid-template-columns:none}
  .real-screen img{
    width:100%;
    height:auto;
    aspect-ratio:16/9;
    object-fit:cover;
    object-position:top left;
    display:block;
  }
  .real-screen-phone{
    width:min(250px,100%);
    margin-inline:auto;
    border-radius:26px;
  }
  .real-screen-phone img{
    height:auto;
    min-height:0;
    aspect-ratio:390/844;
    object-fit:contain;
    object-position:top center;
    background:#fff;
  }

  @media(max-width:920px){
    .product-hero{width:min(100%,720px)}
  }

  @media(max-width:760px){
    .product-hero{
      display:block;
      width:min(100%,430px);
      margin-inline:auto;
      padding:8px 0 20px;
    }
    .product-glow{inset:-28px -16px 22px}
    .product-browser{border-radius:20px}
    .product-screen-frame{aspect-ratio:4/3}
    .product-screen-frame img{object-position:top center}
    .product-phone{
      position:absolute;
      right:10px;
      bottom:22px;
      width:31%;
      max-width:132px;
      margin:0;
      border-width:6px;
      border-radius:22px;
      z-index:2;
    }
    .product-caption{
      left:14px;
      bottom:22px;
      max-width:54%;
      min-height:0;
      padding:8px 10px;
    }
    .role-visual{padding:14px}
    .role-shot img{aspect-ratio:2446/1466;object-position:top center}
    .role-shot-mobile img{aspect-ratio:390/844}
    .real-screen img{
      width:100%;
      min-height:0;
      object-position:top center;
    }
    .real-screen-phone img{min-height:0}
  }

  @media(max-width:560px){
    .product-hero{width:min(100%,360px)}
    .product-browser-bar{padding:10px 12px}
    .product-browser-bar .urlbar{font-size:.64rem}
    .product-phone{
      max-width:118px;
      right:8px;
      bottom:18px;
    }
    .product-caption{
      left:10px;
      bottom:18px;
      padding:8px 9px;
    }
    .panel-screen.real-screen{border-radius:15px}
    .real-screen img{min-height:0}
    .real-screen-phone{width:min(72%,220px)}
    .real-screen-phone img{min-height:0}
  }

  @media(max-width:380px){
    .product-hero{width:min(100%,330px)}
    .product-phone{max-width:108px}
    .product-caption strong{font-size:.72rem}
    .product-caption span{font-size:.62rem}
  }

  /* ============================================================
     HERO V2 — Dark Editorial
  ============================================================ */

  /* Base override */
  .hv2{
    background:#0D0920;
    color:#fff;
    overflow:visible;
    padding-bottom:80px;
  }

  /* Background layers */
  .hv2-bg{
    position:absolute;inset:0;z-index:0;
    overflow:hidden;pointer-events:none;
  }
  .hv2-orb{
    position:absolute;border-radius:50%;
    filter:blur(110px);opacity:.45;
    animation-timing-function:ease-in-out;
    animation-iteration-count:infinite;
    animation-direction:alternate;
  }
  .hv2-orb-a{
    width:680px;height:480px;
    background:radial-gradient(ellipse,#5c54cf,transparent 70%);
    top:-80px;left:-180px;
    animation:hv2drift 14s ease-in-out infinite alternate;
  }
  .hv2-orb-b{
    width:520px;height:420px;
    background:radial-gradient(ellipse,#3025a0,transparent 70%);
    top:40px;right:-120px;
    animation:hv2drift 18s ease-in-out infinite alternate-reverse;
  }
  .hv2-orb-c{
    width:400px;height:300px;
    background:radial-gradient(ellipse,rgba(124,84,239,.5),transparent 70%);
    bottom:10%;left:40%;
    animation:hv2drift 22s ease-in-out infinite alternate;
    opacity:.25;
  }
  .hv2-grid{
    position:absolute;inset:0;
    background-image:
      linear-gradient(rgba(255,255,255,.032) 1px,transparent 1px),
      linear-gradient(90deg,rgba(255,255,255,.032) 1px,transparent 1px);
    background-size:64px 64px;
  }
  @keyframes hv2drift{
    from{transform:translate(0,0) scale(1)}
    to{transform:translate(36px,28px) scale(1.09)}
  }

  /* Text block */
  .hv2-head{
    position:relative;z-index:1;
    text-align:center;
    padding-top:152px;
    padding-bottom:64px;
  }
  .hv2-badge{
    display:inline-flex;align-items:center;gap:10px;
    border:1px solid rgba(255,255,255,.13);
    background:rgba(255,255,255,.07);
    backdrop-filter:blur(10px);
    border-radius:999px;padding:7px 18px;
    font-size:.82rem;font-weight:600;
    color:rgba(255,255,255,.75);
    margin-bottom:28px;
  }
  .hv2-dot{
    width:8px;height:8px;border-radius:50%;
    background:#4ade80;
    box-shadow:0 0 0 0 rgba(74,222,128,.55);
    animation:hv2pulse 2.2s infinite;
  }
  @keyframes hv2pulse{
    0%{box-shadow:0 0 0 0 rgba(74,222,128,.55)}
    70%{box-shadow:0 0 0 9px rgba(74,222,128,0)}
    100%{box-shadow:0 0 0 0 rgba(74,222,128,0)}
  }
  .hv2-title{
    font-size:clamp(2.75rem,5.2vw,4.25rem);
    line-height:1.04;
    color:#fff;
    max-width:16ch;
    margin:0 auto;
    letter-spacing:-.025em;
  }
  .hv2-title em{
    font-style:normal;
    background:linear-gradient(100deg,#c4b5fd 0%,#a78bfa 40%,#818cf8 100%);
    -webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;color:transparent;
  }
  .hv2-sub{
    font-size:1.18rem;
    color:rgba(255,255,255,.58);
    max-width:40rem;
    margin:24px auto 0;
    line-height:1.65;
    text-wrap:pretty;
  }
  .hv2-actions{
    display:flex;align-items:center;justify-content:center;
    gap:14px;margin-top:36px;flex-wrap:wrap;
  }
  .hv2-cta-primary{
    background:linear-gradient(135deg,#7c54ef,#4a43bf 55%,#3830a2);
    color:#fff;
    box-shadow:0 0 0 1px rgba(124,84,239,.4),0 18px 44px -12px rgba(74,67,191,.85);
    transition:filter .2s,box-shadow .25s,transform .15s;
  }
  .hv2-cta-primary:hover{
    filter:brightness(1.1);
    box-shadow:0 0 0 1px rgba(124,84,239,.5),0 22px 52px -10px rgba(74,67,191,.95);
  }
  .hv2-cta-ghost{
    background:rgba(255,255,255,.08);
    color:rgba(255,255,255,.88);
    border-color:rgba(255,255,255,.15);
    backdrop-filter:blur(8px);
    transition:background .2s,color .2s;
  }
  .hv2-cta-ghost:hover{
    background:rgba(255,255,255,.14);
    color:#fff;
  }
  .hv2-note{
    font-size:.83rem;
    color:rgba(255,255,255,.36);
    margin-top:18px;
    letter-spacing:.01em;
  }

  /* Product visual */
  .hv2-visual-wrap{
    position:relative;z-index:1;
    padding-bottom:0;
  }
  .hv2-visual{
    position:relative;
    max-width:880px;
    margin:0 auto;
  }
  .hv2-glow-ring{
    position:absolute;
    bottom:-30px;left:50%;
    transform:translateX(-50%);
    width:78%;height:100px;
    background:radial-gradient(ellipse,rgba(92,84,207,.65),transparent 70%);
    filter:blur(28px);
    z-index:0;pointer-events:none;
  }
  .hv2-browser{
    position:relative;z-index:1;
    border:1px solid rgba(255,255,255,.1);
    border-radius:16px;
    background:rgba(16,10,38,.88);
    backdrop-filter:blur(4px);
    overflow:hidden;
    box-shadow:
      0 0 0 1px rgba(255,255,255,.05) inset,
      0 60px 130px -40px rgba(0,0,0,.85),
      0 0 100px -20px rgba(92,84,207,.3);
  }
  .hv2-browser-bar{
    display:flex;align-items:center;gap:7px;
    padding:11px 16px;
    background:rgba(255,255,255,.04);
    border-bottom:1px solid rgba(255,255,255,.07);
  }
  .hv2-browser .urlbar{
    background:rgba(255,255,255,.06);
    color:rgba(255,255,255,.32);
    border-radius:6px;
    padding:4px 12px;
    font-size:.72rem;
    flex:1;margin-left:6px;
    overflow:hidden;white-space:nowrap;text-overflow:ellipsis;
  }
  .hv2-screen{
    display:block;line-height:0;overflow:hidden;
    max-height:460px;
  }
  .hv2-screen img{
    width:100%;height:auto;display:block;
    object-fit:cover;object-position:top center;
  }

  /* Floating cards */
  .hf{
    position:absolute;
    display:flex;align-items:center;gap:11px;
    background:rgba(255,255,255,.95);
    backdrop-filter:blur(18px);
    border:1px solid rgba(255,255,255,.75);
    border-radius:14px;
    padding:11px 15px;
    box-shadow:0 20px 52px -14px rgba(0,0,0,.55),0 0 0 1px rgba(255,255,255,.12) inset;
    color:#1A1226;
    z-index:10;
  }
  .hf strong{display:block;font-size:.82rem;font-weight:700;line-height:1.2;color:#1A1226}
  .hf span{display:block;font-size:.7rem;color:#6B6478;margin-top:2px}
  .hf-ico{
    width:34px;height:34px;border-radius:10px;
    display:flex;align-items:center;justify-content:center;
    flex-shrink:0;
  }
  .hf-ico-indigo{background:rgba(99,102,241,.12);color:#6366f1}
  .hf-ico-green{background:rgba(22,163,74,.12);color:#16a34a}
  .hf-ico-violet{background:rgba(124,58,237,.12);color:#7c3aed}
  .hf-num{
    font-family:"Fraunces",Georgia,serif;
    font-size:1.4rem !important;
    line-height:1 !important;
    color:#1A1226 !important;
  }
  .hf-check{
    width:22px;height:22px;border-radius:50%;
    background:#dcfce7;color:#16a34a;
    display:flex;align-items:center;justify-content:center;
    flex-shrink:0;margin-left:2px;
  }
  /* Card positions */
  .hf-stat{top:36px;left:-32px;animation:hfloat-up 4.2s ease-in-out infinite}
  .hf-pay{bottom:60px;left:-20px;animation:hfloat-down 5.8s ease-in-out infinite}
  .hf-cert{top:64px;right:-28px;animation:hfloat-up 6.4s ease-in-out infinite;animation-delay:1.6s}
  @keyframes hfloat-up{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
  @keyframes hfloat-down{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}

  /* Trust dark */
  .hv2-trust{
    position:relative;z-index:1;
    display:flex;flex-wrap:wrap;gap:10px;
    align-items:center;justify-content:center;
    padding-top:60px;padding-bottom:52px;
  }
  .hv2-lead{font-size:.84rem;color:rgba(255,255,255,.38);margin-right:4px}
  .hv2-chip{
    display:inline-flex;align-items:center;gap:6px;
    border:1px solid rgba(255,255,255,.1);
    background:rgba(255,255,255,.06);
    border-radius:999px;padding:5px 14px;
    font-size:.8rem;font-weight:600;
    color:rgba(255,255,255,.62);
    backdrop-filter:blur(4px);
  }
  .hv2-chip svg{color:#a78bfa}

  /* Proof strip on dark */
  .hv2-proof{
    margin-bottom:0;
    border-color:rgba(255,255,255,.1);
    background:rgba(255,255,255,.06);
    box-shadow:0 0 0 1px rgba(255,255,255,.06) inset;
  }
  .hv2-proof div{background:rgba(255,255,255,.04)}
  .hv2-proof strong{color:#a78bfa}
  .hv2-proof span{color:rgba(255,255,255,.45)}

  /* Fade hero → body */
  .hv2-fade{
    height:96px;
    background:linear-gradient(to bottom,transparent,var(--paper));
    position:relative;z-index:1;
  }

  /* Nav when dark hero is visible */
  .dark-nav:not(.scrolled) .nav-links a{color:rgba(255,255,255,.62)}
  .dark-nav:not(.scrolled) .nav-links a:hover{color:#fff}
  .dark-nav:not(.scrolled) .menu-btn{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.12)}
  .dark-nav:not(.scrolled) .brand-logo{filter:brightness(0) invert(1)}

  /* Responsive */
  @media(max-width:1024px){
    .hf-stat{left:-16px}
    .hf-cert{right:-12px}
    .hf-pay{left:-12px}
  }
  @media(max-width:768px){
    .hv2-head{padding-top:112px;padding-bottom:36px}
    .hv2-title{font-size:clamp(2.2rem,8vw,3rem)}
    .hv2-sub{font-size:1.05rem}
    .hv2-visual{max-width:100%}
    .hv2-browser{border-radius:12px}
    .hv2-screen{max-height:300px}
    .hv2-trust{padding-top:36px;padding-bottom:32px}
    /* Tarjetas: reposicionar dentro del viewport en lugar de ocultar */
    .hf{position:absolute;padding:10px 13px;gap:9px;border-radius:12px}
    .hf-stat{top:12px;left:12px;right:auto;animation:hfloat-up 4.2s ease-in-out infinite}
    .hf-pay{display:none}
    .hf-cert{top:12px;right:12px;left:auto;animation:hfloat-up 6.4s ease-in-out infinite;animation-delay:1.6s}
    .hf strong{font-size:.78rem}
    .hf span{font-size:.66rem}
    .hf-ico{width:30px;height:30px;border-radius:8px}
    .hf-num{font-size:1.2rem !important}
    /* Proof strip 2×2 en mobile */
    .hv2-proof{grid-template-columns:repeat(2,1fr)}
  }
  @media(max-width:560px){
    .hv2-head{padding-top:96px;padding-bottom:24px}
    .hv2-badge-extra{display:none}
    .hv2-title{font-size:clamp(2rem,9.5vw,2.6rem);letter-spacing:-.02em}
    .hv2-sub{font-size:1rem;margin-top:18px}
    .hv2-actions{flex-direction:column;align-items:stretch;margin-top:28px}
    .hv2-actions .btn{justify-content:center}
    .hv2-note{font-size:.78rem;margin-top:14px}
    .hv2-browser{border-radius:10px}
    .hv2-screen{max-height:220px}
    .hv2-fade{height:56px}
    .hv2-trust{padding-top:28px;padding-bottom:24px;gap:8px}
    .hv2-proof{grid-template-columns:repeat(2,1fr)}
    .hv2-proof div{min-height:88px;padding:16px}
    .hv2-proof strong{font-size:1.5rem}
  }
  @media(max-width:380px){
    .hv2-proof{grid-template-columns:repeat(2,1fr) !important}
    .hv2-title{font-size:clamp(1.85rem,10vw,2.2rem)}
  }

  /* ============================================================
     LIGHT EDITORIAL REFRESH — friendly, clear and distinctly Mentora
  ============================================================ */
  :root{
    --paper:#FCFBF8;
    --card:#FFFFFF;
    --ink:#201A2B;
    --muted:#6D6678;
    --border:#E9E4EF;
    --violet:#5547C8;
    --lavender:#EEEAFE;
    --mint:#DFF5E9;
    --peach:#FDE9DA;
    --sky:#E3F0FA;
  }

  body{background:var(--paper)}
  .wrap{width:min(100%,1180px)}
  .display{font-family:"Fraunces",Georgia,serif;letter-spacing:-.028em}

  header.nav{
    background:transparent;
    border-bottom-color:transparent;
    backdrop-filter:none;
  }
  header.nav.scrolled{
    background:rgba(252,251,248,.76);
    border-bottom-color:rgba(226,220,234,.72);
    backdrop-filter:blur(18px) saturate(150%);
    -webkit-backdrop-filter:blur(18px) saturate(150%);
    box-shadow:0 14px 34px -30px rgba(32,26,43,.55);
  }
  .nav-inner{height:76px}
  .nav-links{gap:30px}
  .nav-links a{color:#625B6C;font-weight:600}
  .brand-logo{filter:none!important}

  .btn{min-height:46px;padding:.72rem 1.45rem;font-weight:700}
  .btn-primary,
  .hv2-cta-primary{
    background:#5547C8;
    color:#fff;
    box-shadow:0 12px 24px -14px rgba(85,71,200,.7);
  }
  .btn-primary:hover,
  .hv2-cta-primary:hover{background:#4538B5;filter:none;transform:translateY(-1px)}

  .hv2{
    position:relative;
    background:#F7F5FD;
    color:var(--ink);
    padding-bottom:72px;
    overflow:hidden;
  }
  .hv2-bg{overflow:hidden}
  .hv2-grid{
    opacity:.34;
    background-image:
      linear-gradient(rgba(85,71,200,.08) 1px,transparent 1px),
      linear-gradient(90deg,rgba(85,71,200,.08) 1px,transparent 1px);
    background-size:72px 72px;
    mask-image:linear-gradient(to bottom,#000 0%,transparent 68%);
  }
  .hv2-orb{filter:blur(80px);opacity:.72;animation:none}
  .hv2-orb-a{width:520px;height:440px;background:#DDD6FE;top:-170px;left:-140px}
  .hv2-orb-b{width:460px;height:420px;background:#DDF4E8;top:10px;right:-160px}
  .hv2-orb-c{width:360px;height:300px;background:#FCE4D4;bottom:20%;left:43%;opacity:.55}
  .hv2-head{padding-top:154px;padding-bottom:58px}
  .hv2-badge{
    border-color:#DDD7EA;
    background:rgba(255,255,255,.82);
    color:#5F576A;
    box-shadow:0 10px 28px -24px rgba(32,26,43,.45);
  }
  .hv2-dot{background:#28A66A;animation:none;box-shadow:0 0 0 5px rgba(40,166,106,.1)}
  .hv2-title{
    max-width:15ch;
    color:var(--ink);
    font-size:clamp(3.1rem,6.1vw,5.35rem);
    line-height:.98;
  }
  .hv2-title em{
    background:none;
    -webkit-text-fill-color:#5547C8;
    color:#5547C8;
  }
  .hv2-sub{max-width:42rem;color:#665F70;font-size:1.2rem;line-height:1.62}
  .hv2-cta-ghost{
    background:rgba(255,255,255,.78);
    color:var(--ink);
    border-color:#DCD6E5;
    backdrop-filter:none;
  }
  .hv2-cta-ghost:hover{background:#fff;color:#5547C8;border-color:#CFC7DF}
  .hv2-note{color:#746D7E}

  .hv2-visual{max-width:960px}
  .hv2-glow-ring{background:radial-gradient(ellipse,rgba(85,71,200,.22),transparent 68%)}
  .hv2-browser{
    background:#fff;
    border-color:#DED8E7;
    border-radius:24px;
    box-shadow:0 38px 90px -44px rgba(53,39,91,.5),0 0 0 8px rgba(255,255,255,.58);
  }
  .hv2-browser-bar{background:#F8F6FA;border-color:#EAE5EF;padding:13px 17px}
  .hv2-browser .urlbar{background:#EEEAF2;color:#847D8D}
  .hv2-screen{max-height:500px}
  .hf{
    border-color:#E7E1EB;
    background:rgba(255,255,255,.96);
    border-radius:18px;
    box-shadow:0 18px 45px -22px rgba(44,32,75,.38);
  }
  .hf-stat{left:-42px}
  .hf-cert{right:-42px}
  .hv2-trust{padding-top:64px;padding-bottom:30px}
  .hv2-lead{color:#77707F}
  .hv2-chip{background:#fff;border-color:#E4DFE9;color:#5F5869;padding:7px 14px}
  .hv2-chip svg{color:#5547C8}
  .hv2-proof{
    border-color:#E5E0EA;
    background:#E5E0EA;
    border-radius:24px;
    box-shadow:0 18px 50px -40px rgba(32,26,43,.4);
  }
  .hv2-proof div{background:rgba(255,255,255,.82)}
  .hv2-proof strong{color:#5547C8}
  .hv2-proof span{color:#696171}

  .sec{padding-block:104px}
  .eyebrow{color:#5547C8;font-size:.78rem}
  h2.sec-title{font-size:clamp(2.1rem,4.2vw,3.35rem);line-height:1.05}
  .lead-p{color:#706878}
  .cards3{gap:16px}
  .cards3 .card{border:0;border-radius:26px;padding:30px}
  .cards3>div:nth-child(1) .card{background:var(--lavender)}
  .cards3>div:nth-child(2) .card{background:var(--mint)}
  .cards3>div:nth-child(3) .card{background:var(--peach)}

  .roles{background:#F0ECFC;border-color:#E5DFF2}
  .tabbtn{border-color:#DDD7E8;box-shadow:none}
  .tabbtn[aria-selected="true"]{background:#5547C8}
  .role-card{border:0;border-radius:30px;padding:42px;box-shadow:0 22px 60px -50px rgba(48,33,84,.55)}
  .role-visual{border:0;background:#F6F3FA;border-radius:22px}

  .panel-showcase{background:#FCFBF8}
  .panel-mock{border:1px solid #E7E1EB;border-radius:26px;box-shadow:0 20px 50px -44px rgba(42,30,70,.5)}
  .panel-mock:nth-child(1){background:#F0EDFF}
  .panel-mock:nth-child(2){background:#EAF7F0}
  .panel-mock:nth-child(3){background:#FFF2E8}
  .panel-mock:nth-child(4){background:#EAF4FB}

  .mod-grid{gap:1px;border-radius:28px;background:#E8E2EC;overflow:hidden}
  .module{background:#fff;padding:32px}
  .module .ico{border-radius:15px;background:#EEEAFE;color:#5547C8}

  .institution-fit-card{
    border:1px solid #E2DCEE;
    border-radius:34px;
    background:
      radial-gradient(circle at 8% 8%,rgba(165,147,255,.22),transparent 32%),
      radial-gradient(circle at 90% 85%,rgba(178,232,205,.28),transparent 30%),
      linear-gradient(135deg,#F3EFFE 0%,#FBFAFE 52%,#EEF8F3 100%);
    box-shadow:0 30px 70px -52px rgba(48,33,84,.48);
  }
  .institution-fit-copy .sec-title{color:var(--ink)}
  .institution-fit-copy .sec-title em{font-style:inherit;color:#5547C8}
  .institution-fit-copy .lead-p{color:#665F70}
  .institution-fit-media{
    border-color:rgba(255,255,255,.9);
    background:rgba(255,255,255,.78);
    box-shadow:0 22px 55px -40px rgba(48,33,84,.5);
  }
  .use-card{border-radius:24px}
  .security{
    color:var(--ink);
    background:linear-gradient(135deg,#F1EDFD 0%,#F7F5FD 55%,#EEF8F3 100%);
  }
  .security .sec-grid-bg{
    opacity:.5;
    background-image:
      linear-gradient(to right,rgba(85,71,200,.06) 1px,transparent 1px),
      linear-gradient(to bottom,rgba(85,71,200,.06) 1px,transparent 1px);
    background-size:64px 64px;
  }
  .security .sec-glow{background:radial-gradient(60% 60% at 88% 5%,rgba(178,232,205,.34),transparent 64%)}
  .security .eyebrow{color:#5547C8}
  .security h2{color:var(--ink)}
  .security .lead-p{color:#665F70}
  .sec-card{
    min-height:250px;
    border:0;
    border-radius:26px;
    background:#fff;
    padding:30px;
    box-shadow:0 18px 48px -42px rgba(48,33,84,.48);
  }
  .sec-cards>.reveal:nth-child(2) .sec-card{background:#E7F6EE}
  .sec-cards>.reveal:nth-child(3) .sec-card{background:#FDEDE2}
  .sec-card .ico{background:rgba(85,71,200,.1);color:#5547C8;border-radius:15px}
  .sec-card h3{color:var(--ink);font-size:1.35rem}
  .sec-card p{color:#665F70;font-size:.95rem;line-height:1.58}

  .experience-card{min-height:280px;border:0;border-radius:28px;padding:30px;display:flex;flex-direction:column}
  .experience-card:nth-child(1){background:var(--lavender)}
  .experience-card:nth-child(2){background:var(--mint)}
  .experience-card:nth-child(3){background:var(--peach)}
  .experience-number{font-family:"Fraunces",Georgia,serif;font-size:1rem;color:#5547C8}
  .experience-card h3{margin-top:auto;font-family:"Fraunces",Georgia,serif;font-size:1.55rem;font-weight:500}
  .experience-card p{margin-top:10px;color:#665F70;line-height:1.58}
  .conversion-strip{border-radius:28px;background:#5547C8}
  .plan{border-radius:26px}
  .form-card{border-radius:28px}

  .logbook-cta-section{
    padding-bottom:32px;
    background:linear-gradient(180deg,var(--paper) 0%,#F3F0FE 56%,#DED8FA 100%);
  }
  .logbook-banner{
    background:
      radial-gradient(circle at 88% 8%,rgba(196,184,255,.24),transparent 32%),
      linear-gradient(155deg,#675DC1 0%,#4B3EA6 52%,#281866 100%);
    box-shadow:0 30px 72px -46px rgba(45,31,117,.72);
  }
  .logbook-glow{
    background:
      radial-gradient(60% 85% at 90% 12%,rgba(212,203,255,.34),transparent 60%),
      linear-gradient(to bottom,transparent 55%,rgba(24,13,62,.16));
  }

  footer{
    position:relative;
    overflow:visible;
    background:linear-gradient(180deg,#DED8FA 0%,#F3F0FE 120px,var(--paper) 250px);
    padding:28px 0 30px;
  }
  .footer-shell{
    position:relative;
    overflow:hidden;
    border:1px solid rgba(78,63,178,.16);
    border-radius:38px;
    background:linear-gradient(145deg,#21133F 0%,#3D2EA8 58%,#5547C8 100%);
    padding-inline:48px;
    box-shadow:0 34px 80px -50px rgba(32,19,63,.72);
  }
  .footer-shell::before{
    content:"";
    position:absolute;
    inset:0;
    pointer-events:none;
    background:
      radial-gradient(circle at 88% 4%,rgba(191,176,255,.24),transparent 28%),
      linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
      linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
    background-size:auto,64px 64px,64px 64px;
    mask-image:linear-gradient(to bottom,#000,transparent 78%);
  }
  footer>.wrap{position:relative;z-index:1}
  .footer-shell>*{position:relative;z-index:1}
  .footer-hero{
    display:grid;
    grid-template-columns:minmax(0,1.35fr) auto;
    align-items:end;
    gap:48px;
    padding:78px 0 64px;
    border-bottom:1px solid rgba(255,255,255,.14);
  }
  .footer-hero-copy{max-width:760px}
  .footer-hero-eyebrow{
    display:inline-flex;
    border:1px solid rgba(255,255,255,.18);
    border-radius:999px;
    background:rgba(255,255,255,.08);
    padding:7px 13px;
    color:#DCD4FF;
    font-size:.74rem;
    font-weight:800;
    letter-spacing:.1em;
    text-transform:uppercase;
  }
  .footer-hero h2{
    max-width:15ch;
    margin-top:20px;
    color:#fff;
    font-size:clamp(2.35rem,4.7vw,4.3rem);
    line-height:1.02;
  }
  .footer-hero p{max-width:42rem;margin-top:20px;color:rgba(255,255,255,.68);font-size:1.08rem;line-height:1.6}
  .footer-hero-actions{display:flex;flex-direction:column;gap:12px;min-width:210px}
  .footer-primary{background:#fff;color:#4338B4;box-shadow:0 18px 34px -20px rgba(0,0,0,.55)}
  .footer-primary:hover{background:#F4F1FF;transform:translateY(-1px)}
  .footer-secondary{border-color:rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff}
  .footer-secondary:hover{background:rgba(255,255,255,.14)}
  .foot-grid{padding-top:54px}

  /* Estados interactivos estables: conservan la paleta de cada contexto. */
  .btn{
    transition:transform .15s ease,box-shadow .2s ease,background-color .2s ease,
      background .2s ease,color .2s ease,border-color .2s ease,filter .2s ease;
  }
  .btn-primary:visited,
  .hv2-cta-primary:visited{color:#fff}
  .btn-ghost:visited{color:var(--ink)}
  .menu-btn:hover{background:#fff;color:#4338B4;border-color:#DDD7E8}
  .tabbtn:not([aria-selected="true"]):hover{
    background:#F4F1FF;color:#4338B4;border-color:#CFC7DF;
  }
  .institution-fit.dark-brand .institution-fit-copy .btn:visited{color:#fff}
  .institution-fit.dark-brand .institution-fit-copy .btn:hover{
    background:linear-gradient(135deg,#7250DC,#443BB1,#332B94);
    color:#fff;opacity:1;
  }
  .conversion-strip .btn-primary,
  .conversion-strip .btn-primary:visited,
  .logbook-banner .btn-primary,
  .logbook-banner .btn-primary:visited{
    background:#fff;color:#4338B4;
  }
  .conversion-strip .btn-primary:hover,
  .logbook-banner .btn-primary:hover{
    background:#F4F1FF;color:#4338B4;filter:none;transform:translateY(-1px);
  }
  .conversion-strip .btn-ghost:visited,
  .footer-secondary:visited{color:#fff}
  .footer-primary:visited{color:#4338B4}
  .footer-primary:hover{background:#F4F1FF;color:#4338B4}
  .footer-secondary:hover{color:#fff}

  @media(max-width:920px){
    .nav-inner{height:68px}
    .mobile-panel{top:68px;background:rgba(252,251,248,.98)}
    .hv2-head{padding-top:128px}
    .hf-stat{left:12px}.hf-cert{right:12px}
    .footer-hero{grid-template-columns:1fr;align-items:start;gap:30px;padding:64px 0 52px}
    .footer-hero-actions{flex-direction:row;min-width:0}
    .footer-shell{border-radius:32px;padding-inline:32px}
  }
  @media(max-width:760px){
    .sec{padding-block:72px}
    .hv2{padding-bottom:52px}
    .hv2-head{padding-top:112px;padding-bottom:38px}
    .hv2-title{font-size:clamp(2.55rem,11vw,3.65rem)}
    .hv2-sub{font-size:1.05rem}
    .hv2-browser{border-radius:17px;box-shadow:0 28px 68px -38px rgba(53,39,91,.55),0 0 0 5px rgba(255,255,255,.65)}
    .hv2-trust{justify-content:center}
    .hv2-lead{flex-basis:100%;text-align:center}
    .role-card{padding:24px;border-radius:22px}
    .mod-grid{background:transparent;gap:14px;overflow:visible}
    .module{border:1px solid #E7E1EB;border-radius:20px}
    .experience-card{min-height:220px}
    .sec-card{min-height:220px;padding:24px}
    .footer-hero h2{font-size:clamp(2.4rem,9vw,3.4rem)}
  }
  @media(max-width:560px){
    .hv2-head{padding-top:100px}
    .hv2-title{font-size:clamp(2.35rem,12vw,3.05rem)}
    .hv2-badge{font-size:.76rem;margin-bottom:22px}
    .hf{display:none}
    .hv2-trust{display:grid;grid-template-columns:1fr 1fr}
    .hv2-chip{justify-content:center;text-align:center;border-radius:14px}
    .hv2-proof{border-radius:18px}
    h2.sec-title{font-size:2.15rem}
    .cards3 .card,.experience-card{border-radius:22px;padding:24px}
    .institution-fit-card{border-radius:24px}
    .footer-hero{padding:54px 0 44px}
    .footer-hero-actions{flex-direction:column;width:100%}
    .footer-hero-actions .btn{width:100%}
    .footer-hero p{font-size:1rem}
    .role-visual-toolbar{align-items:flex-start;flex-direction:column;gap:8px}
    .role-shot-switcher{width:100%}
    .role-shot-option{flex:1}
    .logbook-cta-section{padding-bottom:20px}
    footer{padding:20px 0 18px}
    .footer-shell{border-radius:24px;padding-inline:20px}
  }