/* myswiss.ai — part of Swiss Hotel Apartments
   Brand: Swiss red #D82820 · near-black #0D0D0D / #201820 · white
   Display: Grift (licensed, drop files into /fonts) · Body: Inter */

@font-face{font-family:"Grift";src:url("../fonts/Grift-Bold.woff2") format("woff2"),url("../fonts/Grift-Bold.ttf") format("truetype");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Grift";src:url("../fonts/Grift-Black.woff2") format("woff2"),url("../fonts/Grift-Black.ttf") format("truetype");font-weight:900;font-style:normal;font-display:swap}
@font-face{font-family:"Grift";src:url("../fonts/Grift-Medium.woff2") format("woff2"),url("../fonts/Grift-Medium.ttf") format("truetype");font-weight:500;font-style:normal;font-display:swap}

:root{
  --red:#D82820;
  --red-dark:#B51F19;
  --black:#0D0D0D;
  --ink:#201820;
  --ink-70:rgba(32,24,32,.7);
  --ink-50:rgba(32,24,32,.5);
  --ink-12:rgba(32,24,32,.12);
  --white:#FFFFFF;
  --paper:#F6F4F2;
  --line:rgba(255,255,255,.14);
  --display:"Grift","Archivo","Inter",system-ui,sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --max:1200px;
  --gutter:clamp(16px,4vw,48px);
  --radius:6px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--body);color:var(--ink);background:var(--white);line-height:1.6;font-size:17px;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}

h1,h2,h3,.display{font-family:var(--display);font-weight:900;letter-spacing:-.02em;line-height:1;text-transform:none}
h1{font-size:clamp(44px,7.2vw,104px)}
h2{font-size:clamp(36px,5vw,68px)}
h3{font-size:clamp(22px,2.2vw,30px);font-weight:700;letter-spacing:-.01em;line-height:1.1}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.section{padding:clamp(72px,9vw,128px) 0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--red)}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--red)}
.lead{font-size:clamp(18px,1.6vw,22px);line-height:1.5;color:var(--ink-70);max-width:62ch}
.dark{background:var(--black);color:var(--white)}
.dark .lead{color:rgba(255,255,255,.72)}
.dark .eyebrow{color:var(--red)}
.paper{background:var(--paper)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 28px;border-radius:var(--radius);font-weight:600;font-size:15px;letter-spacing:.01em;border:2px solid transparent;transition:transform .15s ease,background .15s ease,color .15s ease,border-color .15s ease;cursor:pointer;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-red{background:var(--red);color:var(--white)}
.btn-red:hover{background:var(--red-dark)}
.btn-ghost{border-color:currentColor;background:transparent}
.btn-ghost:hover{background:var(--white);color:var(--black);border-color:var(--white)}
.btn-dark{background:var(--black);color:var(--white)}
.btn-dark:hover{background:var(--ink)}
.btn-outline-dark{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-outline-dark:hover{background:var(--ink);color:var(--white)}
.btn svg{width:18px;height:18px}

/* Header */
.header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .25s ease,backdrop-filter .25s ease,border-color .25s ease;border-bottom:1px solid transparent}
.header.scrolled{background:rgba(13,13,13,.86);backdrop-filter:saturate(140%) blur(12px);border-color:var(--line)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--white)}
.brand-mark{font-family:var(--display);font-weight:900;font-size:24px;letter-spacing:-.03em;line-height:1}
.brand-mark span{color:var(--red)}
.brand-by{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.6);border-left:1px solid var(--line);padding-left:12px;line-height:1.3}
.nav{display:flex;align-items:center;gap:32px}
.nav a{color:rgba(255,255,255,.82);font-size:14px;font-weight:500;transition:color .15s}
.nav a:hover{color:var(--white)}
.nav .btn{padding:11px 18px;font-size:14px}
.burger{display:none;width:44px;height:44px;border:0;background:transparent;color:var(--white);cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:currentColor;margin:5px auto;transition:transform .2s,opacity .2s}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:140px 0 96px;background:var(--black);color:var(--white);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 50% at 80% 20%,rgba(216,40,32,.28),transparent 60%),
  radial-gradient(40% 40% at 10% 90%,rgba(216,40,32,.12),transparent 60%);pointer-events:none}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:80px 80px;mask-image:radial-gradient(70% 70% at 50% 40%,#000 30%,transparent 100%);opacity:.35;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.25fr .9fr;gap:clamp(32px,5vw,80px);align-items:center}
.hero .wrap>*{min-width:0}
.heidi-card{min-width:0;max-width:460px;justify-self:end;width:100%}
.hero h1{margin:22px 0 24px}
.hero h1 em{font-style:normal;color:var(--red)}
.hero .lead{color:rgba(255,255,255,.75)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-meta{display:flex;flex-wrap:wrap;gap:28px;margin-top:40px;padding-top:28px;border-top:1px solid var(--line);font-size:13px;color:rgba(255,255,255,.6)}
.hero-meta strong{display:block;color:var(--white);font-family:var(--display);font-weight:700;font-size:22px;letter-spacing:-.01em;line-height:1.1;margin-bottom:4px}

/* Heidi live-conversation panel in hero */
.heidi-card{position:relative;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));padding:22px;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.hc-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.hc-id{display:flex;align-items:center;gap:12px}
.hc-id strong{display:block;font-size:15px;line-height:1.2}
.hc-id small{display:block;font-size:12px;color:rgba(255,255,255,.55)}
.hc-mark{width:40px;height:40px;border-radius:10px;background:var(--red);color:var(--white);display:grid;place-items:center;font-family:var(--display);font-weight:900;font-size:20px;flex:none}
.heidi-live{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.8)}
.heidi-live i{width:7px;height:7px;border-radius:50%;background:#2ECC71;box-shadow:0 0 0 0 rgba(46,204,113,.6);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(46,204,113,.6)}70%{box-shadow:0 0 0 8px rgba(46,204,113,0)}100%{box-shadow:0 0 0 0 rgba(46,204,113,0)}}
.hc-line{display:flex;justify-content:space-between;gap:12px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.45);padding:14px 0 6px}
.heidi-chat{margin-top:6px;display:grid;gap:10px}
.bubble{max-width:86%;padding:11px 14px;border-radius:10px;font-size:14px;line-height:1.45}
.bubble.guest{background:rgba(255,255,255,.08);justify-self:end;border-bottom-right-radius:3px;color:rgba(255,255,255,.88)}
.bubble.heidi{background:var(--red);color:var(--white);border-bottom-left-radius:3px}
.bubble small{display:block;opacity:.6;font-size:10px;margin-bottom:3px;letter-spacing:.1em;text-transform:uppercase}
.hc-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:rgba(255,255,255,.5)}
.hc-foot strong{display:block;color:var(--white);font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:-.01em;line-height:1.1;margin-bottom:2px}

/* Built by strip */
.strip{background:var(--red);color:var(--white);padding:22px 0}
.strip .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 32px}
.strip p{font-family:var(--display);font-weight:700;font-size:clamp(16px,1.6vw,20px);letter-spacing:-.01em}
.strip ul{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;opacity:.9}
.strip img{height:34px;width:auto}

/* Section header */
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:end;margin-bottom:clamp(40px,5vw,72px)}
.sec-head h2{margin-top:18px}
@media (max-width:900px){.sec-head{grid-template-columns:1fr}}

/* Heidi section */
.heidi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.channel{border:1px solid var(--line);border-radius:12px;padding:28px 24px;background:rgba(255,255,255,.03);transition:border-color .2s,transform .2s}
.channel:hover{border-color:rgba(216,40,32,.7);transform:translateY(-3px)}
.ch-ic{width:46px;height:46px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.04);display:grid;place-items:center;margin-bottom:18px;color:var(--red)}
.ch-ic svg{width:22px;height:22px}
.channel h3{font-size:22px;margin-bottom:8px}
.channel p{font-size:15px;color:rgba(255,255,255,.68)}
.abilities{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:56px;border-top:1px solid var(--line)}
.ability{padding:28px 24px 28px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.ability .n{font-family:var(--display);font-weight:900;color:var(--red);font-size:28px;line-height:1;min-width:40px}
.ability strong{display:block;font-size:16px;margin-bottom:4px}
.ability p{font-size:14px;color:rgba(255,255,255,.62)}
.handoff{margin-top:48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding:28px 32px;border:1px solid var(--line);border-radius:12px;background:rgba(216,40,32,.08)}
.handoff p{max-width:60ch;color:rgba(255,255,255,.8)}
.handoff strong{color:var(--white)}

/* Platform */
.platform{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--white);border:1px solid var(--ink-12);border-radius:12px;padding:32px 28px;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 50px rgba(32,24,32,.1)}
.card .ic{width:48px;height:48px;border-radius:10px;background:var(--black);color:var(--white);display:grid;place-items:center;margin-bottom:22px}
.card .ic svg{width:22px;height:22px}
.card h3{margin-bottom:10px}
.card p{font-size:15px;color:var(--ink-70)}
.card .tag{position:absolute;top:20px;right:20px;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--red);border:1px solid rgba(216,40,32,.4);padding:5px 9px;border-radius:999px}
.works{margin-top:56px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 40px;padding-top:32px;border-top:1px solid var(--ink-12)}
.works span{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-50)}
.works b{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:-.01em;color:var(--ink)}

/* Proof */
.proof{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
.proof-visual{position:relative;border-radius:14px;overflow:hidden;background:var(--black);aspect-ratio:4/4.4;display:flex;align-items:flex-end;padding:36px;color:var(--white)}
.proof-visual::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 60% at 80% 10%,rgba(216,40,32,.45),transparent 60%)}
.proof-visual::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(180deg,#000,transparent 85%);opacity:.5}
.proof-visual > div{position:relative;z-index:1}
.proof-visual img.logo{width:220px;height:auto;margin-bottom:22px}
.proof-visual p{font-size:14px;color:rgba(255,255,255,.75);max-width:40ch}
.proof-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;padding-top:20px;border-top:1px solid var(--line);font-size:12px;color:rgba(255,255,255,.55)}
.proof-facts strong{display:block;font-family:var(--display);font-weight:900;font-size:30px;line-height:1;color:var(--white);margin-bottom:4px;letter-spacing:-.02em}
.proof-list{display:grid;gap:0;margin-top:32px;border-top:1px solid var(--ink-12)}
.proof-list li{padding:20px 0;border-bottom:1px solid var(--ink-12);display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.proof-list li::before{content:"";width:10px;height:10px;border-radius:2px;background:var(--red);margin-top:9px}
.proof-list strong{display:block;margin-bottom:2px}
.proof-list p{font-size:15px;color:var(--ink-70)}
blockquote{margin-top:40px;padding:32px;background:var(--black);color:var(--white);border-radius:12px;font-family:var(--display);font-weight:500;font-size:clamp(20px,2vw,26px);line-height:1.3;letter-spacing:-.01em}
blockquote footer{margin-top:18px;font-family:var(--body);font-size:14px;font-weight:400;color:rgba(255,255,255,.65)}
blockquote footer strong{color:var(--white);font-weight:600}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.step{padding:36px 32px;border-radius:12px;background:var(--white);border:1px solid var(--ink-12)}
.step .n{font-family:var(--display);font-weight:900;font-size:64px;line-height:1;color:var(--red);margin-bottom:22px;letter-spacing:-.03em}
.step h3{margin-bottom:10px}
.step p{font-size:15px;color:var(--ink-70)}

/* About / founder */
.about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:start}
.about .lead{color:rgba(255,255,255,.75)}
.founder{border:1px solid var(--line);border-radius:14px;padding:32px;background:rgba(255,255,255,.03)}
.founder .role{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--red);font-weight:600}
.founder h3{margin:10px 0 14px;font-size:30px}
.founder p{color:rgba(255,255,255,.72);font-size:15px}
.group{margin-top:28px;display:grid;gap:12px}
.group a{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border:1px solid var(--line);border-radius:10px;transition:border-color .2s,background .2s}
.group a:hover{border-color:var(--red);background:rgba(216,40,32,.08)}
.group b{font-family:var(--display);font-weight:700;font-size:18px;letter-spacing:-.01em}
.group small{display:block;color:rgba(255,255,255,.55);font-size:13px;margin-top:2px}
.group svg{width:18px;height:18px;flex:none}

/* Contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,5vw,80px)}
.contact h2,.about h2{font-size:clamp(34px,4vw,56px)}
.contact-info{display:grid;gap:20px;margin-top:32px}
.contact-info a{display:flex;align-items:center;gap:14px;font-weight:600}
.contact-info a span{width:40px;height:40px;border-radius:10px;background:var(--black);color:var(--white);display:grid;place-items:center;flex:none}
.contact-info svg{width:18px;height:18px}
.contact-info small{display:block;font-weight:400;color:var(--ink-50);font-size:13px}
form{display:grid;grid-template-columns:1fr 1fr;gap:16px;background:var(--white);border:1px solid var(--ink-12);border-radius:14px;padding:32px}
.field{display:grid;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-50)}
.field input,.field select,.field textarea{padding:14px 16px;border:1px solid var(--ink-12);border-radius:var(--radius);background:var(--paper);outline:none;transition:border-color .15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red);background:var(--white)}
.field textarea{min-height:120px;resize:vertical}
form .btn{grid-column:1/-1;justify-self:start}
form .note{grid-column:1/-1;font-size:13px;color:var(--ink-50)}

/* Footer */
.footer{background:var(--black);color:rgba(255,255,255,.7);padding:64px 0 32px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer h4{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--white);margin-bottom:16px;font-weight:600}
.footer li{margin-bottom:10px;font-size:14px}
.footer a:hover{color:var(--white)}
.footer .brand-mark{font-size:28px;color:var(--white)}
.footer .tag{margin-top:12px;font-size:14px;max-width:38ch}
.footer-sha{margin-top:22px;display:inline-flex;align-items:center;gap:12px;font-size:13px}
.footer-sha img{height:30px;width:auto}
.legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:24px;border-top:1px solid var(--line);font-size:12px;color:rgba(255,255,255,.45)}
.legal a{margin-left:18px}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.heidi-live i{animation:none}}

/* Responsive */
@media (max-width:1024px){
  .heidi-grid{grid-template-columns:repeat(2,1fr)}
  .platform,.steps,.abilities{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav{position:fixed;inset:76px 0 auto 0;background:var(--black);flex-direction:column;align-items:stretch;gap:0;padding:12px var(--gutter) 24px;border-bottom:1px solid var(--line);transform:translateY(-120%);opacity:0;transition:transform .25s,opacity .25s}
  .nav.open{transform:none;opacity:1}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .nav .btn{margin-top:16px;border:0}
  .burger{display:block}
  .header{background:rgba(13,13,13,.86);backdrop-filter:blur(12px)}
  .brand-by{display:none}
  .hero{padding:120px 0 72px;min-height:0}
  .hero .wrap,.proof,.about,.contact{grid-template-columns:1fr}
  .heidi-card{max-width:460px;justify-self:start}
  .proof-visual{aspect-ratio:auto}
  .heidi-grid,.platform,.steps,.abilities{grid-template-columns:1fr}
  .ability{padding-right:0}
  form{grid-template-columns:1fr;padding:24px}
  .footer-grid{grid-template-columns:1fr}
  .strip .wrap{justify-content:flex-start}
}

/* Tally demo form */
.tally-wrap{background:var(--white);border:1px solid var(--ink-12);border-radius:14px;padding:24px 28px 8px}
.tally-wrap iframe{display:block;width:100%}