/* ============================================================
   TapeBackup.org — light / near-monochrome redesign
   Design tokens
   ============================================================ */
:root{
  --bg:#ffffff;
  --surface:#f7f6fa;
  --surface-2:#f0eef5;
  --line:#e8e7ed;
  --line-2:#dedce6;

  --ink:#161320;
  --ink-2:#39354a;
  --muted:#6e6a7c;
  --faint:#9a96a8;

  --accent:#5b27d6;
  --accent-press:#4a1fb0;
  --accent-100:#e6dcfb;
  --accent-50:#f2ecfd;
  --accent-tint:#faf8ff;

  --display:"Space Grotesk",system-ui,sans-serif;
  --sans:"Hanken Grotesk",system-ui,sans-serif;
  --mono:"Space Mono",ui-monospace,monospace;

  --maxw:1180px;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(22,19,32,.04), 0 1px 3px rgba(22,19,32,.05);
  --shadow-md:0 8px 30px rgba(22,19,32,.08), 0 2px 8px rgba(22,19,32,.04);
  --shadow-lg:0 24px 60px rgba(40,20,90,.12), 0 6px 18px rgba(22,19,32,.06);
  --ease:cubic-bezier(.4,0,.2,1);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
img{max-width:100%;display:block}
::selection{background:var(--accent-100)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}

.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:700;
  display:inline-flex;align-items:center;gap:9px;
}
.eyebrow.muted{color:var(--faint)}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}

h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.02em;margin:0;color:var(--ink)}

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--sans);font-weight:600;font-size:15px;
  height:46px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .12s var(--ease),box-shadow .18s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(91,39,214,.3)}
.btn-primary:hover{background:var(--accent-press);box-shadow:0 6px 20px rgba(91,39,214,.28)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--ink);background:var(--surface)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn .arr{transition:transform .18s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}

.textlink{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:var(--accent);font-size:15px;white-space:nowrap}
.textlink .arr{transition:transform .18s var(--ease)}
.textlink:hover .arr{transform:translateX(4px)}

/* ============================================================
   Header
   ============================================================ */
.topbar{
  background:var(--ink);color:#cfcbdb;font-size:13px;
}
.topbar .wrap{display:flex;align-items:center;justify-content:flex-end;gap:26px;height:38px}
.topbar a{color:#cfcbdb;transition:color .15s var(--ease);white-space:nowrap;flex-shrink:0}
.topbar a:hover{color:#fff}
.topbar .sep{width:1px;height:14px;background:rgba(255,255,255,.16)}

.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;gap:32px;height:74px}

.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand .mark{
  width:40px;height:40px;border-radius:9px;
  background:linear-gradient(150deg,var(--accent),#7d4be6);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(91,39,214,.28);
}
.brand .mark svg{display:block}
.brand .wm{line-height:1;display:flex;flex-direction:column;gap:3px}
.brand .wm .t1{display:block;font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:.02em;color:var(--ink)}
.brand .wm .t2{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.34em;color:var(--faint);text-transform:uppercase}

.nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-item{position:relative}
.nav-link{
  display:flex;align-items:center;gap:6px;height:74px;padding:0 15px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  border-bottom:2px solid transparent;transition:color .15s var(--ease);
}
.nav-link .car{transition:transform .2s var(--ease);color:var(--faint)}
.nav-item:hover .nav-link{color:var(--accent)}
.nav-item:hover .nav-link .car{transform:rotate(180deg);color:var(--accent)}

.dropdown{
  position:absolute;top:72px;left:50%;transform:translateX(-50%) translateY(8px);
  min-width:230px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;
  transition:opacity .18s var(--ease),transform .18s var(--ease);
}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dd-link{display:block;padding:10px 14px;border-radius:9px;font-size:14.5px;color:var(--ink-2);font-weight:500;transition:background .14s var(--ease),color .14s var(--ease)}
.dd-link span{display:block;font-size:12.5px;color:var(--faint);font-weight:400;margin-top:1px}
.dd-link:hover{background:var(--accent-50);color:var(--accent)}
.dd-link:hover span{color:var(--accent)}

.header-right{margin-left:auto;display:flex;align-items:center;gap:12px}

.burger{display:none}

/* ============================================================
   Hero
   ============================================================ */
.hero{position:relative;overflow:hidden;background:
   radial-gradient(120% 90% at 88% -10%, var(--accent-tint), transparent 60%),
   var(--bg);
   border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  min-height:560px;padding:64px 0 72px}
.hero-copy{max-width:540px}
.hero-copy .eyebrow{margin-bottom:22px}
.hero h1{font-size:60px;line-height:1.02;letter-spacing:-.035em}
.hero h1 .accent{color:var(--accent)}
.hero-sub{font-size:19px;color:var(--muted);margin:24px 0 34px;max-width:480px;line-height:1.55}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

.slide-fade{animation:slideUp .5s var(--ease) both}
@keyframes slideUp{from{transform:translateY(14px)}to{transform:translateY(0)}}

.hero-controls{display:flex;align-items:center;gap:18px;margin-top:46px}
.dots{display:flex;gap:9px}
.dot-btn{width:9px;height:9px;border-radius:50%;border:0;background:var(--line-2);padding:0;transition:all .25s var(--ease)}
.dot-btn.on{width:30px;border-radius:5px;background:var(--accent)}
.arrows{display:flex;gap:8px;margin-left:6px}
.arrow{width:40px;height:40px;border-radius:50%;border:1px solid var(--line-2);background:#fff;display:flex;align-items:center;justify-content:center;color:var(--ink-2);transition:all .16s var(--ease)}
.arrow:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-50)}
.slide-count{font-family:var(--mono);font-size:13px;color:var(--faint);letter-spacing:.05em}
.slide-count b{color:var(--ink)}

/* ============================================================
   Cartridge visual
   ============================================================ */
.cart-stage{position:relative;display:flex;align-items:center;justify-content:center;height:100%}
.cart-halo{position:absolute;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,var(--accent-100),transparent 65%);filter:blur(8px);opacity:.8}
.cart-rings{position:absolute;width:430px;height:430px;border-radius:50%;border:1px solid var(--line);opacity:.7}
.cart-rings::before{content:"";position:absolute;inset:46px;border-radius:50%;border:1px solid var(--line)}
.cartridge{
  position:relative;width:312px;height:312px;border-radius:18px;
  background:linear-gradient(155deg,#2b2738 0%,#211d2c 55%,#171320 100%);
  box-shadow:var(--shadow-lg);
  transform:rotate(-7deg);
  transition:transform .5s var(--ease);
}
.hero:hover .cartridge{transform:rotate(-4deg) translateY(-4px)}
.cartridge::after{content:"";position:absolute;top:0;right:0;width:64px;height:64px;
  background:linear-gradient(135deg,var(--bg) 0 50%,transparent 50%);
  border-top-right-radius:18px}
.cart-corner{position:absolute;top:8px;right:8px;width:46px;height:46px;clip-path:polygon(100% 0,100% 100%,0 0);
  background:linear-gradient(135deg,#3a3450,#2a2638);border-top-right-radius:14px}
.cart-window{position:absolute;top:26px;left:26px;width:120px;height:74px;border-radius:7px;
  background:linear-gradient(150deg,#46c0d6,#2a86b8);opacity:.92;
  box-shadow:inset 0 1px 4px rgba(0,0,0,.4)}
.cart-window::after{content:"";position:absolute;inset:8px;border-radius:4px;background:linear-gradient(160deg,rgba(255,255,255,.35),transparent 60%)}
.cart-grip{position:absolute;left:26px;bottom:30px;display:flex;flex-direction:column;gap:7px}
.cart-grip i{display:block;width:150px;height:5px;border-radius:3px;background:rgba(255,255,255,.07)}
.cart-label{position:absolute;right:24px;bottom:26px;text-align:right;line-height:1}
.cart-label .lt{font-family:var(--mono);font-size:11px;letter-spacing:.28em;color:#b9b2cf}
.cart-label .gen{font-family:var(--display);font-weight:700;font-size:54px;color:#fff;letter-spacing:-.04em;margin-top:4px}
.cart-label .gen small{font-size:20px;color:var(--accent);vertical-align:super;margin-left:2px}
.cart-chip{position:absolute;left:26px;top:118px;font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:#6f6886;
  border:1px solid rgba(255,255,255,.12);border-radius:5px;padding:4px 8px}

/* ============================================================
   Stats
   ============================================================ */
.stats{border-bottom:1px solid var(--line);background:var(--bg)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:34px 28px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat .n{font-family:var(--display);font-weight:700;font-size:34px;letter-spacing:-.03em;color:var(--ink);display:flex;align-items:baseline;gap:4px}
.stat .n .u{font-family:var(--mono);font-size:15px;color:var(--accent);letter-spacing:0}
.stat .l{color:var(--muted);font-size:14.5px;margin-top:6px}

/* ============================================================
   Section scaffolding
   ============================================================ */
section.block{padding:96px 0}
.sec-head{max-width:680px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head .eyebrow{margin-bottom:16px}
.sec-head h2{font-size:42px;line-height:1.08;letter-spacing:-.03em}
.sec-head p{font-size:18px;color:var(--muted);margin:18px 0 0;line-height:1.55}

/* Why Tape cards */
.why{background:var(--surface)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px 30px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  position:relative;overflow:hidden;
}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--accent-100)}
.why-ico{width:50px;height:50px;border-radius:12px;background:var(--accent-50);color:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;transition:background .2s var(--ease)}
.why-card:hover .why-ico{background:var(--accent);color:#fff}
.why-card h3{font-size:21px;margin-bottom:10px}
.why-card p{color:var(--muted);font-size:15px;margin:0 0 20px;line-height:1.55}
.why-card .feats{list-style:none;margin:0 0 22px;padding:0;display:flex;flex-direction:column;gap:9px}
.why-card .feats li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-2)}
.why-card .feats svg{color:var(--accent);flex-shrink:0}

/* Roadmap */
.roadmap{background:var(--bg)}
.rm-track{position:relative;margin-top:20px;padding:60px 0 24px;overflow-x:auto}
.rm-line{position:absolute;left:0;right:0;top:96px;height:2px;background:var(--line)}
.rm-line .fill{position:absolute;left:0;top:0;height:100%;background:linear-gradient(90deg,var(--accent),#8a5cf0)}
.rm-nodes{display:flex;min-width:max-content;gap:0}
.rm-node{position:relative;width:118px;display:flex;flex-direction:column;align-items:center;flex-shrink:0}
.rm-node .cap{font-family:var(--mono);font-size:12px;color:var(--faint);height:34px;margin-bottom:14px;transition:color .18s}
.rm-node .pt{width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--line-2);z-index:2;transition:all .18s var(--ease)}
.rm-node .gen{margin-top:16px;font-family:var(--display);font-weight:600;font-size:15px;color:var(--muted);transition:color .18s;white-space:nowrap}
.rm-node.done .pt{border-color:var(--accent);background:var(--accent)}
.rm-node.done .gen{color:var(--ink-2)}
.rm-node.cur .pt{border-color:var(--accent);background:#fff;box-shadow:0 0 0 6px var(--accent-50);width:18px;height:18px}
.rm-node.cur .gen{color:var(--accent);font-weight:700}
.rm-node.cur .cap{color:var(--accent);font-weight:700}
.rm-node:hover .cap{color:var(--ink)}
.rm-node:hover .pt{transform:scale(1.25)}
.rm-node .tag{position:absolute;top:-2px;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-50);padding:3px 8px;border-radius:20px}
.rm-legend{display:flex;gap:24px;margin-top:18px;flex-wrap:wrap}
.rm-legend span{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.rm-legend i{width:11px;height:11px;border-radius:50%}

/* Blog / News */
.news{background:var(--surface)}
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:46px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.news-thumb{height:172px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--surface-2),#e9e6f2)}
.news-thumb .gloss{position:absolute;inset:0;background:
   radial-gradient(80% 120% at 20% 10%, rgba(91,39,214,.10), transparent 55%)}
.news-thumb .tcart{position:absolute;right:-26px;bottom:-26px;width:120px;height:120px;border-radius:14px;
  background:linear-gradient(155deg,#2b2738,#171320);transform:rotate(-10deg);box-shadow:var(--shadow-md);opacity:.92}
.news-thumb .cat{position:absolute;top:14px;left:14px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);background:rgba(255,255,255,.9);padding:5px 10px;border-radius:20px;font-weight:700}
.news-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column}
.news-body .date{font-family:var(--mono);font-size:12px;color:var(--faint);letter-spacing:.04em}
.news-body h3{font-size:18.5px;line-height:1.25;margin:10px 0 0}
.news-card:hover .news-body h3{color:var(--accent)}
.news-body h3{transition:color .18s var(--ease)}
.news-body .more{margin-top:auto;padding-top:18px}

/* CTA Panel */
.licensing{padding:0 0 96px}
.lic-panel{position:relative;overflow:hidden;border-radius:22px;
  background:linear-gradient(135deg,#1c1730,#241a44 55%,#2e2056);
  padding:64px 60px;color:#fff;display:grid;grid-template-columns:1.4fr auto;gap:40px;align-items:center}
.lic-panel::before{content:"";position:absolute;right:-60px;top:-80px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(138,92,240,.45),transparent 65%)}
.lic-panel .eyebrow{color:#b69cf2}
.lic-panel h2{color:#fff;font-size:38px;line-height:1.1;margin:14px 0 0;position:relative}
.lic-panel p{color:#cabfe6;font-size:17px;margin:16px 0 0;max-width:520px;position:relative}
.lic-actions{display:flex;gap:14px;position:relative;flex-wrap:wrap}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{background:#f0eef5}
.btn-outline-w{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn-outline-w:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* Footer */
.footer{background:var(--ink);color:#b6b1c6;padding:64px 0 30px}
.footer-top{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer .brand .wm .t1{color:#fff}
.footer .brand .wm .t2{color:#8c85a3}
.footer .blurb{margin-top:18px;font-size:14px;color:#8c85a3;max-width:280px;line-height:1.6}
.footer .soc{display:flex;gap:10px;margin-top:22px}
.footer .soc a{width:36px;height:36px;border-radius:9px;border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;color:#b6b1c6;transition:all .15s var(--ease)}
.footer .soc a:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.fcol h4{font-family:var(--sans);font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin:0 0 16px;font-weight:600}
.fcol a{display:block;font-size:14px;color:#9c96b0;margin-bottom:11px;transition:color .15s var(--ease)}
.fcol a:hover{color:#fff}
.footer-bot{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:26px;font-size:13px;color:#7a7491;flex-wrap:wrap}
.footer-bot .links{display:flex;gap:22px}
.footer-bot a:hover{color:#fff}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .cart-stage{order:-1;height:auto;padding:10px 0}
  .hero h1{font-size:46px}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat{border-left:0;padding:24px 0;border-top:1px solid var(--line)}
  .stat:first-child{padding-left:0}
  .why-grid,.news-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .lic-panel{grid-template-columns:1fr;padding:42px 34px}
}
@media (max-width:760px){
  .nav,.topbar{display:none}
  .burger{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);background:#fff;margin-left:auto}
  .wrap{padding:0 20px}
  .hero h1{font-size:38px}
  .sec-head h2{font-size:32px}
  section.block{padding:64px 0}
}