/*
Theme Name: OtherHalf AI
Theme URI: https://otherhalf-ai.com/
Author: OtherHalf AI
Description: Premium companion showcase theme for OtherHalf AI.
Version: 1.4.0
Text Domain: otherhalf-ai
*/

:root{
  --bg:#080611;
  --bg-2:#0e0a1c;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10);
  --text:#f6f2ff;
  --muted:#a99fc4;
  --pink:#ff4d8d;
  --coral:#ff7a4d;
  --violet:#a855f7;
  --cyan:#43e7ff;
  --grad:linear-gradient(115deg,#ff4d8d 0%,#ff7a4d 45%,#a855f7 100%);
  --grad-soft:linear-gradient(140deg,rgba(255,77,141,.22),rgba(168,85,247,.14));
  --radius:22px;
  --shadow:0 30px 70px -30px rgba(255,77,141,.45);
  --font-h:'Sora',system-ui,sans-serif;
  --font-b:'Manrope',system-ui,sans-serif;
  --wrap:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-b);font-size:17px;line-height:1.7;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 600px at 8% -5%,rgba(255,77,141,.20),transparent 60%),
    radial-gradient(900px 700px at 95% 12%,rgba(168,85,247,.18),transparent 60%),
    radial-gradient(700px 500px at 50% 120%,rgba(67,231,255,.10),transparent 60%);
  background-attachment:fixed;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2{font-family:var(--font-h);font-weight:800;letter-spacing:-.025em;line-height:1.08;margin:0 0 .6em}
h1{font-size:clamp(2.1rem,5.4vw,4.1rem)}
h2{font-size:clamp(1.6rem,3.3vw,2.6rem)}
p{margin:0 0 1.1em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.narrow{max-width:840px}
.center{text-align:center}
.muted{color:var(--muted)}
.screen-reader-text{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;z-index:999;background:#fff;color:#000;padding:8px 14px;border-radius:8px}

.eyebrow{
  font-family:var(--font-h);text-transform:uppercase;letter-spacing:.24em;
  font-size:.7rem;font-weight:600;color:var(--pink);margin:0 0 14px
}
.lead{font-size:clamp(1.02rem,1.5vw,1.22rem);color:#ddd4f0;max-width:64ch}
.section-lead{color:var(--muted);max-width:70ch;margin-bottom:44px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-h);font-weight:600;font-size:.95rem;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s;
  position:relative;overflow:hidden;white-space:nowrap
}
.btn-lg{padding:17px 34px;font-size:1.02rem}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 40px -14px rgba(255,77,141,.75)}
.btn-primary::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,transparent 20%,rgba(255,255,255,.45),transparent 80%);
  transform:translateX(-120%);transition:transform .7s
}
.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 22px 55px -14px rgba(255,77,141,.9)}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-ghost{border-color:var(--line);background:var(--panel);color:var(--text);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:var(--panel-2);transform:translateY(-3px)}
.btn-nav{background:var(--grad);color:#fff;padding:11px 22px;font-size:.88rem}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(8,6,17,.72);backdrop-filter:blur(18px) saturate(160%);
  border-bottom:1px solid var(--line)
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-h);font-weight:800;font-size:1.16rem}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:grid;place-items:center;font-size:.82rem;letter-spacing:.02em;
  box-shadow:0 10px 26px -10px rgba(255,77,141,.9)
}
.brand-name em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-left:3px}
.main-navigation{margin-left:auto}
.menu{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.menu a{font-family:var(--font-h);font-size:.92rem;font-weight:500;color:#cfc6e6;position:relative;padding:6px 0}
.menu a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--grad);transition:width .3s}
.menu a:hover{color:#fff}
.menu a:hover::after,.current-menu-item a::after{width:100%}
.nav-toggle{display:none;background:none;border:0;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}

/* ---------- hero ---------- */
.hero{position:relative;padding:110px 0 0;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:var(--hero);background-size:cover;background-position:center;
  opacity:.30;filter:saturate(130%);
  mask-image:linear-gradient(180deg,#000 0%,#000 45%,transparent 100%);
  -webkit-mask-image:linear-gradient(180deg,#000 0%,#000 45%,transparent 100%);
  animation:slowzoom 26s ease-in-out infinite alternate
}
@keyframes slowzoom{from{transform:scale(1)}to{transform:scale(1.10)}}
.hero-glow{
  position:absolute;left:50%;top:-160px;width:900px;height:620px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(255,77,141,.42),transparent);
  filter:blur(30px);pointer-events:none;animation:float 12s ease-in-out infinite alternate
}
@keyframes float{to{transform:translateX(-50%) translateY(50px)}}
.hero-inner{position:relative;text-align:center;max-width:960px}
.hero-inner h1{
  background:linear-gradient(180deg,#fff 30%,#ffc9dd 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.hero-inner .lead{margin:0 auto 34px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-chips{list-style:none;display:flex;gap:10px;justify-content:center;flex-wrap:wrap;padding:0;margin:34px 0 0}
.hero-chips li{
  font-size:.8rem;color:#d9d0ee;border:1px solid var(--line);background:var(--panel);
  padding:8px 15px;border-radius:999px;backdrop-filter:blur(8px)
}
.hero-strip{
  position:relative;display:flex;gap:16px;margin-top:70px;padding:0 24px 70px;
  overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none
}
.hero-strip::-webkit-scrollbar{display:none}
.strip-item{
  position:relative;flex:0 0 210px;height:290px;border-radius:20px;overflow:hidden;
  scroll-snap-align:center;border:1px solid var(--line);
  transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s
}
.strip-item img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.strip-item span{
  position:absolute;left:14px;bottom:12px;font-family:var(--font-h);font-weight:600;
  font-size:.95rem;text-shadow:0 2px 12px rgba(0,0,0,.7)
}
.strip-item:hover{transform:translateY(-10px) rotate(-1.2deg);box-shadow:var(--shadow)}
.strip-item:hover img{transform:scale(1.09)}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section.alt{background:linear-gradient(180deg,rgba(255,255,255,.028),transparent)}
.band{padding:74px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--grad-soft)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-num{
  display:block;font-family:var(--font-h);font-weight:800;font-size:clamp(1.9rem,4vw,3rem);
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent
}
.stat-label{color:var(--muted);font-size:.88rem;letter-spacing:.05em}

/* ---------- model cards ---------- */
.model-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.model-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(12px);display:flex;flex-direction:column;
  transition:transform .45s cubic-bezier(.2,.8,.2,1),box-shadow .45s,border-color .45s
}
.model-card:hover{transform:translateY(-12px);box-shadow:var(--shadow);border-color:rgba(255,77,141,.5)}
.model-media{position:relative;display:block;aspect-ratio:4/5;overflow:hidden}
.model-media img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.model-card:hover .model-media img{transform:scale(1.08)}
.model-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(8,6,17,.85) 100%)
}
.model-badge{
  position:absolute;left:14px;top:14px;z-index:2;font-family:var(--font-h);font-size:.7rem;
  font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:7px 13px;border-radius:999px;
  background:rgba(8,6,17,.6);border:1px solid var(--acc,var(--pink));color:var(--acc,var(--pink));
  backdrop-filter:blur(8px)
}
.model-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:6px;flex:1}
.model-name{font-family:var(--font-h);font-weight:700;font-size:1.28rem;margin:0}
.model-vibe{color:var(--pink);font-size:.86rem;margin:0 0 6px;letter-spacing:.02em}
.model-intro{color:var(--muted);font-size:.95rem;margin:0 0 16px}
.model-actions{display:flex;gap:10px;margin-top:auto;flex-wrap:wrap}
.model-actions .btn{padding:12px 20px;font-size:.88rem}

/* ---------- steps / features ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;background:var(--panel);transition:.4s}
.step:hover{transform:translateY(-8px);border-color:rgba(168,85,247,.5)}
.step-num{
  font-family:var(--font-h);font-weight:800;font-size:2.4rem;display:block;margin-bottom:10px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent
}
.step-title,.feature-title,.mood-title,.footer-title{font-family:var(--font-h);font-weight:700;font-size:1.1rem;margin:0 0 8px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{
  border:1px solid var(--line);border-radius:18px;padding:28px 24px;position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.015));transition:.4s
}
.feature::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--grad);transition:width .5s
}
.feature:hover::before{width:100%}
.feature:hover{transform:translateY(-6px)}

/* ---------- split ---------- */
.split-inner{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{border-radius:26px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);position:relative}
.split-media img{width:100%;aspect-ratio:4/5;object-fit:cover;transition:transform .9s}
.split-media:hover img{transform:scale(1.05)}
.split-text p{color:#d5cbea}

/* ---------- moods ---------- */
.mood-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.mood{border:1px solid var(--line);border-radius:18px;padding:24px;background:rgba(8,6,17,.35);transition:.4s}
.mood:hover{transform:translateY(-6px);background:rgba(8,6,17,.6)}

/* ---------- table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
.compare{width:100%;border-collapse:collapse;min-width:620px}
.compare th,.compare td{padding:18px 22px;text-align:left;border-bottom:1px solid var(--line);font-size:.96rem}
.compare th{font-family:var(--font-h);font-size:.82rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}
.compare tr:last-child td{border-bottom:0}
.compare .yes{color:#fff;font-weight:600}
.compare .no{color:var(--muted)}
.compare tbody tr:hover{background:rgba(255,255,255,.04)}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{margin:0;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;background:var(--panel);position:relative}
.quote::before{content:"\201C";position:absolute;top:2px;left:18px;font-size:4.4rem;color:rgba(255,77,141,.35);font-family:var(--font-h)}
.quote blockquote{margin:12px 0 16px;color:#e3daf5;font-size:1rem}
.quote figcaption{font-family:var(--font-h);font-weight:600;font-size:.88rem;color:var(--pink)}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:var(--panel);overflow:hidden;transition:.3s}
.faq-item[open]{border-color:rgba(255,77,141,.45);background:rgba(255,77,141,.07)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 56px 20px 24px;font-family:var(--font-h);
  font-weight:600;font-size:1.02rem;position:relative
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:1.5rem;color:var(--pink);transition:transform .3s
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item p{margin:0;padding:0 24px 22px;color:var(--muted)}

/* ---------- page hero / single ---------- */
.page-hero{padding:76px 0 24px;position:relative}
.crumbs{font-size:.82rem;color:var(--muted);margin-bottom:18px}
.crumbs a:hover{color:var(--pink)}
.crumbs span{margin:0 6px}
.single-hero{padding:64px 0 40px}
.single-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
.single-media{border-radius:28px;overflow:hidden;border:1px solid var(--acc,var(--line));box-shadow:0 40px 90px -40px var(--acc,rgba(255,77,141,.6))}
.single-media img{width:100%;aspect-ratio:4/5;object-fit:cover}
.spec{list-style:none;padding:0;margin:26px 0;display:grid;gap:10px;max-width:520px}
.spec li{display:flex;justify-content:space-between;gap:20px;border-bottom:1px dashed var(--line);padding-bottom:9px;font-size:.95rem}
.spec span{color:var(--muted)}
.traits{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.trait{border:1px solid var(--line);background:var(--panel);padding:9px 16px;border-radius:999px;font-size:.85rem;color:#e0d6f3}

/* ---------- chat demo ---------- */
.chat-demo{
  display:flex;flex-direction:column;gap:12px;border:1px solid var(--line);border-radius:24px;
  padding:28px;background:rgba(8,6,17,.5);margin-bottom:32px
}
.bubble{max-width:78%;padding:14px 18px;border-radius:20px;font-size:.96rem;line-height:1.5;animation:pop .5s both}
.bubble.them{background:var(--grad);color:#fff;border-bottom-left-radius:6px;align-self:flex-start}
.bubble.me{background:rgba(255,255,255,.09);border:1px solid var(--line);border-bottom-right-radius:6px;align-self:flex-end}
.bubble:nth-child(2){animation-delay:.12s}
.bubble:nth-child(3){animation-delay:.24s}
.bubble:nth-child(4){animation-delay:.36s}
.bubble:nth-child(5){animation-delay:.48s}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.96)}to{opacity:1;transform:none}}

/* ---------- legal ---------- */
.legal-list{padding-left:22px;margin:0 0 44px}
.legal-list li{margin-bottom:14px;color:var(--muted)}
.legal-list strong{color:var(--text);font-family:var(--font-h)}
.legal a{color:var(--pink)}

/* ---------- final cta ---------- */
.cta-final{padding:104px 0;background:var(--grad-soft);border-top:1px solid var(--line);position:relative;overflow:hidden}
.cta-final::before{
  content:"";position:absolute;left:50%;top:-40%;width:760px;height:760px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(255,77,141,.28),transparent);filter:blur(20px)
}
.cta-final .wrap{position:relative}
.cta-final .lead{margin:0 auto 30px}
.fineprint{margin-top:22px;font-size:.8rem;color:var(--muted)}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:rgba(6,4,13,.75);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:36px}
.plain{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.plain a{color:var(--muted);font-size:.94rem}
.plain a:hover{color:var(--pink)}
.footer-col .brand{margin-bottom:16px}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero::before,.hero-glow{animation:none}
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .model-grid,.feature-grid,.quote-grid,.steps{grid-template-columns:repeat(2,1fr)}
  .mood-grid{grid-template-columns:repeat(2,1fr)}
  .split-inner,.single-grid{grid-template-columns:1fr;gap:34px}
  .split.reverse .split-media{order:0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  body{font-size:16px}
  .section{padding:70px 0}
  .main-navigation{
    position:fixed;inset:76px 0 auto 0;background:rgba(8,6,17,.97);
    border-bottom:1px solid var(--line);padding:20px 24px 26px;
    transform:translateY(-140%);transition:transform .4s;margin-left:0
  }
  .main-navigation.open{transform:none}
  .menu{flex-direction:column;gap:16px}
  .nav-toggle{display:flex}
  .btn-nav{margin-left:auto}
  .model-grid,.feature-grid,.quote-grid,.steps,.mood-grid,.footer-grid{grid-template-columns:1fr}
  .hero{padding-top:70px}
  .hero-strip{margin-top:48px;padding-bottom:52px}
}