/* NUSS AI site — visual language of the external sales deck (NUSS-AI-External.html) */
:root{
  --bg:#0C0D10;
  --panel:#14161B;
  --panel-2:#191C22;
  --line:rgba(236,232,225,.10);
  --line-strong:rgba(236,232,225,.18);
  --ink:#ECE8E1;
  --dim:#9A968E;
  --faint:#6B6862;
  --prem:#E2A356;
  --mass:#6FC7B4;
  --photo:#D98BA3;
  --top:#B9A6FF;
  --prem-dim:rgba(226,163,86,.12);
  --mass-dim:rgba(111,199,180,.12);
  --photo-dim:rgba(217,139,163,.12);
  --top-dim:rgba(185,166,255,.13);
  --disp:'Unbounded',sans-serif;
  --body:'Golos Text',sans-serif;
  --mono:'JetBrains Mono',monospace;
  --gutter:clamp(16px,5vw,64px);
  --topbar-h:64px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--topbar-h)}
body{
  background:var(--bg);color:var(--ink);font-family:var(--body);
  font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(226,163,86,.07), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(111,199,180,.05), transparent 60%);
}
a{color:inherit}
img,video{max-width:100%}

/* ---------- top bar ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:50;height:var(--topbar-h);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 clamp(16px,4vw,48px);
  background:linear-gradient(to bottom, rgba(12,13,16,.95), rgba(12,13,16,.8));
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.brand{font-family:var(--disp);font-weight:600;font-size:15px;letter-spacing:.06em;text-decoration:none;white-space:nowrap}
.brand em{font-style:normal;color:var(--prem)}
.nav{display:flex;gap:22px}
.nav a{font-size:14px;color:var(--dim);text-decoration:none}
.nav a:hover{color:var(--ink)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--body);font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:100px;text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-main{background:var(--prem);color:#16120c}
.btn-main:hover{background:#ebb06a}
.btn-ghost{border-color:var(--line-strong);color:var(--ink);background:rgba(20,22,27,.6)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-sm{padding:9px 16px;font-size:14px}

/* ---------- sections ---------- */
main{position:relative;z-index:2}
.sec{border-top:1px solid var(--line);padding:clamp(64px,10vh,110px) 0}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 var(--gutter)}
.kicker{
  display:flex;align-items:baseline;gap:14px;font-family:var(--mono);font-size:12px;
  letter-spacing:.22em;text-transform:uppercase;color:var(--dim);margin-bottom:24px;
}
.kicker .num{flex:none;white-space:nowrap;color:var(--faint);border:1px solid var(--line-strong);border-radius:3px;padding:3px 8px}
h1{font-family:var(--disp);font-weight:600;font-size:clamp(34px,5.2vw,60px);line-height:1.08;letter-spacing:-.01em}
h2{font-family:var(--disp);font-weight:500;font-size:clamp(26px,3.6vw,42px);line-height:1.14;margin-bottom:20px}
h3{font-family:var(--disp);font-weight:500;font-size:17px;line-height:1.3;margin-bottom:10px}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--dim);max-width:58ch}
.accent-p{color:var(--prem)} .accent-m{color:var(--mass)} .accent-f{color:var(--photo)}
.js .r{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.js .in .r{opacity:1;transform:none}
.js .hero .r{opacity:1;transform:none;transition:none} /* first screen paints at once */

/* ---------- hero ---------- */
.hero{padding:calc(var(--topbar-h) + clamp(40px,8vh,90px)) 0 clamp(56px,9vh,100px)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero .lead{margin-top:22px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.hero .trust{margin-top:22px;font-size:14.5px;color:var(--dim);display:flex;gap:10px;align-items:baseline}
.hero .trust::before{content:'◆';color:var(--prem);font-size:11px}
.herostats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:40px}
.hstat{border:1px solid var(--line-strong);border-radius:14px;padding:16px 18px;background:rgba(20,22,27,.7)}
.hstat .v{font-family:var(--mono);font-weight:700;font-size:clamp(20px,2vw,26px)}
.hstat .l{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-top:4px;line-height:1.4}
.phones{position:relative;height:clamp(440px,52vw,580px)}
.phones video{
  position:absolute;width:44%;aspect-ratio:9/16;object-fit:cover;border-radius:18px;
  border:1px solid var(--line-strong);background:#0A0B0D;box-shadow:0 30px 60px rgba(0,0,0,.45);
}
.phones video:nth-child(1){left:0;top:12%;transform:rotate(-4deg)}
.phones video:nth-child(2){left:28%;top:0;z-index:2}
.phones video:nth-child(3){right:0;top:16%;transform:rotate(4deg)}

/* ---------- cards ---------- */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px 26px 24px;position:relative;overflow:hidden}
.card .tag{display:inline-block;font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;padding:4px 9px;border-radius:3px;margin-bottom:16px}
.tag.t-prem{color:var(--prem);background:var(--prem-dim)}
.tag.t-mass{color:var(--mass);background:var(--mass-dim)}
.tag.t-photo{color:var(--photo);background:var(--photo-dim)}
.tag.t-top{color:var(--top);background:var(--top-dim)}
.card.c-prem{border-top:2px solid var(--prem)}
.card.c-mass{border-top:2px solid var(--mass)}
.card.c-photo{border-top:2px solid var(--photo)}
.card.c-top{border-top:2px solid var(--top)}
.price{font-family:var(--mono);font-weight:700;font-size:clamp(26px,2.8vw,34px);letter-spacing:-.02em;margin:2px 0 4px}
.price small{font-size:13px;font-weight:400;color:var(--dim);letter-spacing:0}
.sub{font-size:14px;color:var(--dim)}
ul.feat{list-style:none;margin-top:14px}
ul.feat li{padding:9px 0 9px 24px;position:relative;font-size:15px;border-top:1px solid var(--line)}
ul.feat li:first-child{border-top:none}
ul.feat li::before{content:'';position:absolute;left:4px;top:16px;width:7px;height:7px;border-radius:50%;background:var(--faint)}
.c-prem ul.feat li::before{background:var(--prem)}
.c-mass ul.feat li::before{background:var(--mass)}
.c-photo ul.feat li::before{background:var(--photo)}
.c-top ul.feat li::before{background:var(--top)}
.note{margin-top:24px;padding:18px 22px;border:1px dashed var(--line-strong);border-radius:12px;color:var(--dim);font-size:15px;display:flex;gap:12px;align-items:flex-start}
.note .ic{flex:none;font-family:var(--mono);color:var(--prem);font-size:14px;line-height:1.5}
.note b{color:var(--ink)}

/* ---------- pains ---------- */
.pain .q{font-family:var(--disp);font-weight:500;font-size:18px;line-height:1.3}
.pain .a{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);color:var(--dim);font-size:15.5px}
.pain .a b{color:var(--mass);font-weight:600}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.tab{
  font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;
  border:1px solid var(--line-strong);border-radius:100px;padding:10px 18px;color:var(--dim);background:transparent;
}
.tab[aria-selected="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.panel{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.panel[hidden]{display:none}
.panel .pain-line{font-family:var(--disp);font-weight:500;font-size:clamp(19px,2vw,24px);line-height:1.3}
.panel .fits{margin-top:18px;display:flex;gap:8px;flex-wrap:wrap}
.pill{display:inline-block;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;padding:4px 9px;border-radius:3px;text-transform:uppercase;white-space:nowrap}
.pill.p-prem{color:var(--prem);background:var(--prem-dim)}
.pill.p-mass{color:var(--mass);background:var(--mass-dim)}
.pill.p-photo{color:var(--photo);background:var(--photo-dim)}
.pill.p-top{color:var(--top);background:var(--top-dim)}

/* ---------- media rows ---------- */
.mediarow{display:flex;gap:14px;overflow-x:auto;padding:6px 2px 16px;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}
.mediarow::-webkit-scrollbar{height:8px}
.mediarow::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:4px}
.mcard{flex:0 0 auto;width:228px}
.mcard video{width:228px;height:405px;object-fit:cover;border-radius:12px;border:1px solid var(--line);background:#0A0B0D;display:block}
.mcard img{width:228px;height:338px;object-fit:cover;border-radius:12px;border:1px solid var(--line);background:var(--panel-2);display:block}
.mcap{font-size:12.5px;color:var(--dim);margin-top:9px;line-height:1.45;padding:0 2px}
.mcap b{color:var(--ink);font-weight:600}
.mrow-title{display:flex;align-items:center;gap:12px;margin:30px 0 12px;font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase}
.mrow-title .dot{width:8px;height:8px;border-radius:50%}
.mrow-title.mt-prem{color:var(--prem)} .mrow-title.mt-prem .dot{background:var(--prem)}
.mrow-title.mt-mass{color:var(--mass)} .mrow-title.mt-mass .dot{background:var(--mass)}
.mrow-title.mt-photo{color:var(--photo)} .mrow-title.mt-photo .dot{background:var(--photo)}
.mrow-title.mt-top{color:var(--top)} .mrow-title.mt-top .dot{background:var(--top)}
.mrow-title .hint{color:var(--faint);letter-spacing:.06em;text-transform:none;font-size:11px;margin-left:auto}
.idgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.idgrid img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:12px;border:1px solid var(--line);display:block}
.explicit-cta{
  margin-top:34px;padding:28px;border:1px solid var(--line-strong);border-radius:16px;
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  background:linear-gradient(135deg, rgba(217,139,163,.10), rgba(185,166,255,.06));
}
.explicit-cta h3{font-size:20px;margin-bottom:6px}
.explicit-cta p{color:var(--dim);font-size:15px;max-width:60ch}

/* ---------- cases ---------- */
.case-nums{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}
.case-nums .n{border:1px solid var(--line-strong);border-radius:12px;padding:12px 16px;min-width:130px}
.case-nums .v{font-family:var(--mono);font-weight:700;font-size:24px}
.case-nums .l{font-size:12.5px;color:var(--dim)}
.minitbl{width:100%;border-collapse:collapse;font-size:14px;margin-top:6px}
.minitbl th{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);text-align:left;padding:8px 10px;border-bottom:1px solid var(--line-strong);font-weight:500}
.minitbl td{padding:8px 10px;border-bottom:1px solid var(--line)}
.minitbl td.mono{font-family:var(--mono)}
.draft{border-style:dashed;border-color:var(--line-strong)}
.draft-flag{display:inline-block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--prem);border:1px dashed var(--prem);border-radius:3px;padding:3px 8px;margin-top:12px}

/* ---------- price table ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:15px}
.tbl th{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);text-align:left;padding:14px 20px;border-bottom:1px solid var(--line-strong);font-weight:500}
.tbl td{padding:14px 20px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.tbl tr td:first-child{font-weight:600;white-space:nowrap}
.tbl tr td:nth-child(2){white-space:nowrap;color:var(--dim)}
.tbl .mono{font-family:var(--mono);font-weight:500;white-space:nowrap}
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--panel)}

/* ---------- why / steps / faq ---------- */
.why li{list-style:none;padding:16px 0 16px 34px;position:relative;border-bottom:1px solid var(--line)}
.why li::before{content:'◆';position:absolute;left:2px;top:17px;font-family:var(--mono);color:var(--prem);font-size:12px}
.why li b{font-weight:600}
.why li .m{color:var(--dim);display:block;font-size:14.5px}
.steps{display:grid}
.step{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:20px 4px;border-bottom:1px solid var(--line);align-items:baseline}
.step .n{font-family:var(--mono);font-weight:700;font-size:22px;color:var(--faint)}
.step h3{margin-bottom:4px}
.step p{color:var(--dim);font-size:15px;max-width:66ch}
.faq details{border-bottom:1px solid var(--line);padding:18px 4px}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-family:var(--mono);color:var(--prem);font-size:18px;line-height:1}
.faq details[open] summary::after{content:'–'}
.faq details p{color:var(--dim);margin-top:10px;max-width:70ch}

/* ---------- final cta / footer ---------- */
.final .cta{margin-top:30px;padding:34px;border:1px solid var(--line-strong);border-radius:16px;background:linear-gradient(135deg, rgba(226,163,86,.10), rgba(111,199,180,.06))}
.final .cta .row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
footer{padding:30px var(--gutter);border-top:1px solid var(--line);position:relative;z-index:2;display:flex;justify-content:space-between;gap:16px 30px;flex-wrap:wrap;font-size:13px;color:var(--faint)}
footer .legal{max-width:70ch}
footer a{color:var(--dim)}

/* ---------- 18+ gate (samples) ---------- */
.gate{position:fixed;inset:0;z-index:100;background:rgba(8,9,11,.97);display:flex;align-items:center;justify-content:center;padding:20px}
.gate[hidden]{display:none}
.gate .box{max-width:520px;border:1px solid var(--line-strong);border-radius:18px;background:var(--panel);padding:34px 30px;text-align:center}
.gate .age{font-family:var(--disp);font-weight:700;font-size:44px;color:var(--photo);line-height:1}
.gate h2{font-size:22px;margin:16px 0 10px}
.gate p{color:var(--dim);font-size:15px}
.gate .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:24px}
body.locked{overflow:hidden}

/* ---------- responsive ---------- */
@media(max-width:1020px){
  .nav{display:none}
  .hero .wrap{grid-template-columns:1fr}
  .phones{height:clamp(360px,90vw,520px);max-width:560px}
  .herostats{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .idgrid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  body{font-size:16px;-webkit-text-size-adjust:100%}
  :root{--topbar-h:56px}
  .g2,.g3,.panel{grid-template-columns:1fr}
  h1{font-size:clamp(28px,8.4vw,36px)}
  h2{font-size:clamp(24px,7vw,30px)}
  .lead{font-size:16px}
  .hero .actions .btn{flex:1 1 100%;justify-content:center}
  .card{padding:22px 20px 20px}
  .step{grid-template-columns:44px 1fr;gap:12px}
  .mcard{width:196px}
  .mcard video{width:196px;height:348px}
  .mcard img{width:196px;height:290px}
  .mediarow{gap:12px;margin:0 calc(-1*var(--gutter));padding:6px var(--gutter) 12px;scroll-padding-left:var(--gutter)}
  .mrow-title{flex-wrap:wrap;row-gap:4px}
  .mrow-title .hint{flex-basis:100%;margin-left:20px}
  .explicit-cta,.final .cta{padding:22px 20px}
  .explicit-cta .btn,.final .cta .btn{flex:1 1 100%;justify-content:center}
  .topbar .btn span{display:none}
  /* price table becomes stacked cards */
  .tbl-scroll{overflow:visible;border:0;background:transparent;border-radius:0}
  .tbl,.tbl tbody{display:block}
  .tbl thead{display:none}
  .tbl tr{display:flex;flex-wrap:wrap;align-items:baseline;gap:0 8px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px 15px;margin-bottom:12px}
  .tbl td{display:block;padding:0!important;border:0!important}
  .tbl tr td:nth-child(1){order:1;flex:0 0 100%;font-size:16px;margin-bottom:8px}
  .tbl tr td:nth-child(3){order:2;font-size:22px}
  .tbl tr td:nth-child(2){order:3;color:var(--dim);font-size:14px}
  .tbl tr td:nth-child(2)::before{content:'/ '}
  .tbl tr td:nth-child(4){order:4;flex:0 0 100%;margin-top:10px;color:var(--dim);font-size:14.5px;line-height:1.5}
  .minitbl{font-size:13px}
  .minitbl th,.minitbl td{padding:7px 6px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .r{opacity:1;transform:none;transition:none}
}