/*
Theme Name: aiko ai
Theme URI: https://aiko-ai.com/
Author: aiko ai
Description: Premium companion chat theme for aiko ai.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: aiko-ai
*/

:root{
  --bg:#07050e;
  --bg-2:#0c0819;
  --surface:rgba(255,255,255,.045);
  --stroke:rgba(255,255,255,.10);
  --text:#f4f0ff;
  --muted:#a79fc0;
  --pink:#ff2e88;
  --violet:#8b5cf6;
  --cyan:#22d3ee;
  --grad:linear-gradient(120deg,#ff2e88 0%,#b14bff 48%,#22d3ee 100%);
  --radius:22px;
  --wrap:1200px;
  --font-h:'Sora',system-ui,sans-serif;
  --font-b:'Manrope',system-ui,sans-serif;
}

*,*::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(1000px 600px at 12% -8%,rgba(255,46,136,.18),transparent 60%),
    radial-gradient(900px 620px at 92% 4%,rgba(139,92,246,.20),transparent 62%),
    radial-gradient(900px 700px at 50% 110%,rgba(34,211,238,.12),transparent 60%);
  background-attachment:fixed;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2{font-family:var(--font-h);line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5.2vw,4rem);font-weight:800}
h2{font-size:clamp(1.5rem,3vw,2.5rem);font-weight:700}
p{margin:0 0 1em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.narrow{max-width:840px}
.center{text-align:center}
.screen-reader-text{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;background:#000;padding:8px 14px;z-index:999}

/* ---------- ambient orbs ---------- */
.orb{position:fixed;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none;z-index:0}
.orb-1{width:460px;height:460px;background:#ff2e88;top:-140px;left:-120px;animation:drift 22s ease-in-out infinite}
.orb-2{width:520px;height:520px;background:#8b5cf6;top:38%;right:-180px;animation:drift 28s ease-in-out infinite reverse}
.orb-3{width:400px;height:400px;background:#22d3ee;bottom:-160px;left:32%;opacity:.32;animation:drift 34s ease-in-out infinite}
@keyframes drift{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(60px,-50px,0) scale(1.14)}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0;transition:.35s;backdrop-filter:blur(0px)}
.site-header.is-stuck{background:rgba(7,5,14,.72);backdrop-filter:blur(18px) saturate(150%);border-bottom:1px solid var(--stroke);padding:8px 0}
.header-inner{display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-h);font-weight:800;font-size:1.22rem;letter-spacing:-.03em}
.brand-mark{width:38px;height:38px;border-radius:13px;background:var(--grad);display:grid;place-items:center;color:#0b0614;font-size:1.05rem;box-shadow:0 8px 28px rgba(255,46,136,.42)}
.brand-name em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.main-navigation{margin-left:auto}
.menu{display:flex;gap:6px}
.menu a{padding:9px 15px;border-radius:999px;font-size:.94rem;color:var(--muted);transition:.25s}
.menu a:hover,.menu .current-menu-item a{color:#fff;background:var(--surface)}
.nav-toggle{display:none;background:none;border:0;padding:9px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;border-radius:2px;transition:.3s}
.nav-toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:999px;font-family:var(--font-h);font-weight:600;
  font-size:.98rem;cursor:pointer;border:1px solid transparent;transition:.3s;position:relative;overflow:hidden}
.btn-primary{background:var(--grad);background-size:200% 100%;color:#0a0511;box-shadow:0 12px 34px rgba(255,46,136,.34)}
.btn-primary:hover{background-position:100% 0;transform:translateY(-3px);box-shadow:0 18px 46px rgba(177,75,255,.48)}
.btn-ghost{border-color:var(--stroke);background:var(--surface);color:var(--text);backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:rgba(255,255,255,.3);transform:translateY(-3px)}
.btn-sm{padding:10px 20px;font-size:.88rem}
.btn-lg{padding:17px 36px;font-size:1.04rem}
.btn-xl{padding:20px 46px;font-size:1.12rem}
.btn-block{width:100%}

/* ---------- sections ---------- */
.site-content{position:relative;z-index:1}
.section{padding:96px 0;position:relative}
.section.alt{background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,0))}
.sec-head{max-width:760px;margin:0 auto 54px;text-align:center}
.sec-sub{color:var(--muted);font-size:1.06rem}
.eyebrow{display:inline-block;margin-bottom:14px;padding:7px 15px;border-radius:999px;
  border:1px solid var(--stroke);background:var(--surface);font-size:.76rem;letter-spacing:.16em;
  text-transform:uppercase;color:#e6d9ff}
.lead{font-size:1.14rem;color:#cec5e6}
.fine{font-size:.86rem;color:var(--muted)}

/* ---------- hero ---------- */
.hero{position:relative;padding:64px 0 0;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.28;
  mask-image:radial-gradient(70% 70% at 60% 30%,#000 30%,transparent 100%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-bottom:70px}
.hero h1{margin-bottom:20px}
.hero h1::after{content:'';display:block;width:110px;height:5px;border-radius:4px;background:var(--grad);margin-top:22px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 34px}
.hero-stats{display:flex;gap:38px}
.hero-stats strong{display:block;font-family:var(--font-h);font-size:2.1rem;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats span{font-size:.86rem;color:var(--muted)}
.hero-art{position:relative;transition:transform .4s ease-out}
.hero-card{position:relative;border-radius:28px;overflow:hidden;border:1px solid var(--stroke);
  box-shadow:0 40px 90px rgba(0,0,0,.6)}
.hero-card.small{position:absolute;right:-14px;bottom:-42px;width:40%;border-radius:22px}
.floaty{animation:float 7s ease-in-out infinite}
.floaty.delay{animation-delay:-3.2s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.hero-bubble{position:absolute;left:16px;bottom:16px;right:42%;padding:12px 16px;border-radius:18px 18px 18px 5px;
  background:rgba(10,6,20,.72);backdrop-filter:blur(12px);border:1px solid var(--stroke);font-size:.9rem}
.marquee{position:relative;overflow:hidden;border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke);
  background:rgba(255,255,255,.03);padding:14px 0}
.marquee-track{display:flex;gap:26px;width:max-content;animation:slide 26s linear infinite;
  font-family:var(--font-h);text-transform:uppercase;letter-spacing:.2em;font-size:.78rem;color:#d9cbff}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- grids & cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.glass{padding:30px 26px;border-radius:var(--radius);border:1px solid var(--stroke);
  background:var(--surface);backdrop-filter:blur(14px);transition:.35s;position:relative;overflow:hidden}
.glass::after{content:'';position:absolute;inset:0;background:var(--grad);opacity:0;transition:.35s;mix-blend-mode:overlay}
.glass:hover{transform:translateY(-7px);border-color:rgba(255,255,255,.24);box-shadow:0 26px 60px rgba(0,0,0,.45)}
.glass:hover::after{opacity:.09}
.card-h{font-size:1.14rem;margin-bottom:.45em}
.glass p{color:var(--muted);margin:0;font-size:.98rem}
.ico{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--grad);
  color:#0a0511;margin-bottom:16px;font-size:.9rem}
blockquote.glass cite{display:block;margin-top:14px;font-style:normal;color:#efe6ff;font-weight:600}

/* ---------- model cards ---------- */
.model-card{border-radius:26px;overflow:hidden;border:1px solid var(--stroke);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;will-change:transform}
.model-card:hover{border-color:color-mix(in oklab,var(--accent,#ff2e88) 60%,transparent);
  box-shadow:0 30px 70px rgba(0,0,0,.55),0 0 0 1px color-mix(in oklab,var(--accent,#ff2e88) 35%,transparent)}
.model-media{display:block;position:relative;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(1.07)}
.model-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(7,5,14,.9))}
.model-badge{position:absolute;top:14px;left:14px;z-index:2;padding:6px 13px;border-radius:999px;
  font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  background:rgba(10,6,20,.6);border:1px solid var(--stroke);backdrop-filter:blur(8px);
  color:color-mix(in oklab,var(--accent,#ff2e88) 75%,white)}
.model-body{padding:22px}
.model-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.model-name{font-size:1.28rem;margin:0}
.model-vibe{color:var(--muted);font-size:.95rem;margin:.5em 0 1em}
.pulse{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;color:#7ef2b0}
.pulse::before{content:'';width:8px;height:8px;border-radius:50%;background:#3ddc97;
  box-shadow:0 0 0 0 rgba(61,220,151,.7);animation:ping 1.9s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(61,220,151,0)}100%{box-shadow:0 0 0 0 rgba(61,220,151,0)}}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.chip{padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--stroke);font-size:.79rem;color:#d8cff0}
.model-actions{display:grid;gap:10px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:46px}
.step{padding:34px 28px;border-radius:var(--radius);border:1px solid var(--stroke);background:var(--surface);position:relative}
.step-n{font-family:var(--font-h);font-size:2.6rem;font-weight:800;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:10px}
.step p{color:var(--muted);margin:0}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-media{position:relative;border-radius:28px;overflow:hidden;border:1px solid var(--stroke);box-shadow:0 40px 90px rgba(0,0,0,.55)}
.split-media img{width:100%;object-fit:cover}
.ticks{display:grid;gap:12px;margin:0 0 26px}
.ticks li{padding-left:32px;position:relative;color:#d3cae8}
.ticks li::before{content:'';position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;background:var(--grad)}

/* ---------- prose ---------- */
.prose h2{margin-top:0}
.prose p{color:#cbc2e2}
.prose h2+p{margin-top:0}
.prose{padding:44px 40px;border-radius:var(--radius);border:1px solid var(--stroke);background:var(--surface);backdrop-filter:blur(12px)}
.prose h2:not(:first-child){margin-top:1.4em}

/* ---------- chat demo ---------- */
.chat{max-width:640px;margin:0 auto 42px;padding:22px;border-radius:26px;border:1px solid var(--stroke);
  background:rgba(255,255,255,.05);backdrop-filter:blur(16px);box-shadow:0 30px 80px rgba(0,0,0,.5)}
.chat-top{display:flex;align-items:center;gap:13px;padding-bottom:16px;border-bottom:1px solid var(--stroke);margin-bottom:18px}
.chat-top img{width:50px;height:50px;border-radius:50%;object-fit:cover}
.chat-top strong{display:block;font-family:var(--font-h)}
.bubble{max-width:82%;padding:12px 17px;border-radius:20px;margin-bottom:11px;font-size:.97rem;animation:pop .5s both}
.bubble.them{background:rgba(255,255,255,.08);border:1px solid var(--stroke);border-bottom-left-radius:6px}
.bubble.me{margin-left:auto;background:var(--grad);color:#0a0511;border-bottom-right-radius:6px}
@keyframes pop{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.typing{display:flex;gap:5px;padding:12px 17px;width:fit-content;border-radius:20px;background:rgba(255,255,255,.08)}
.typing span{width:7px;height:7px;border-radius:50%;background:#cbb8ff;animation:blink 1.3s infinite}
.typing span:nth-child(2){animation-delay:.18s}
.typing span:nth-child(3){animation-delay:.36s}
@keyframes blink{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}

/* ---------- faq ---------- */
.faq{display:grid;gap:12px}
.faq-item{border:1px solid var(--stroke);border-radius:18px;background:var(--surface);overflow:hidden}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:0;color:var(--text);font-family:var(--font-h);
  font-size:1.02rem;font-weight:600;text-align:left;cursor:pointer}
.faq-q i{width:20px;height:20px;position:relative;flex:0 0 20px}
.faq-q i::before,.faq-q i::after{content:'';position:absolute;background:var(--pink);border-radius:2px;transition:.3s}
.faq-q i::before{top:9px;left:0;width:20px;height:2px}
.faq-q i::after{left:9px;top:0;width:2px;height:20px}
.faq-item.is-open .faq-q i::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .45s ease}
.faq-item.is-open .faq-a{max-height:380px}
.faq-a p{padding:0 22px 20px;color:var(--muted);margin:0}

/* ---------- page hero / legal ---------- */
.page-hero{padding:80px 0 44px}
.page-hero.small{padding:70px 0 30px}
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:16px}
.crumbs a:hover{color:#fff}
.crumbs span{opacity:.5;margin:0 6px}
.legal{counter-reset:none;display:grid;gap:16px}
.legal li{padding:24px 26px;border-radius:18px;border:1px solid var(--stroke);background:var(--surface)}
.legal-h{font-size:1.06rem;margin-bottom:.4em}
.legal p{color:var(--muted);margin:0;font-size:.98rem}
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:0 0 26px;padding:0}
.specs div{padding:14px 16px;border-radius:15px;border:1px solid var(--stroke);background:var(--surface)}
.specs dt{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.specs dd{margin:4px 0 0;font-weight:600}
.single-hero{padding:56px 0 20px}
.single-hero .split-media{max-width:520px}

/* ---------- final cta ---------- */
.cta-final{padding:104px 0}
.cta-final .wrap{position:relative;padding:66px 32px;border-radius:34px;border:1px solid var(--stroke);
  background:radial-gradient(120% 140% at 50% 0%,rgba(255,46,136,.22),rgba(139,92,246,.12) 45%,transparent 75%),rgba(255,255,255,.04);
  overflow:hidden}
.cta-final .lead{max-width:600px;margin:0 auto 26px}
.cta-final .fine{margin-top:18px}

/* ---------- footer ---------- */
.site-footer{position:relative;z-index:1;border-top:1px solid var(--stroke);padding:64px 0 26px;background:rgba(6,4,12,.7)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px}
.footer-brand p{color:var(--muted);font-size:.95rem;margin:16px 0 20px;max-width:340px}
.footer-title{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:#e6d9ff;margin-bottom:16px}
.footer-col li{margin-bottom:10px;color:var(--muted);font-size:.94rem}
.footer-col a:hover{color:#fff}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--stroke)}
.footer-bottom p{color:var(--muted);font-size:.84rem;margin:0}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0ms)}
.reveal.is-visible{opacity:1;transform:none}

@media (max-width:1024px){
  .grid-3,.grid-4,.steps{grid-template-columns:repeat(2,1fr)}
  .hero-inner,.split{grid-template-columns:1fr;gap:42px}
  .hero-card.small{width:32%}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .section{padding:66px 0}
  .grid-3,.grid-4,.steps,.specs{grid-template-columns:1fr}
  .nav-toggle{display:block;order:3}
  .header-inner .btn-sm{display:none}
  .main-navigation{position:absolute;top:100%;left:12px;right:12px;padding:14px;border-radius:20px;
    background:rgba(10,6,20,.95);border:1px solid var(--stroke);backdrop-filter:blur(18px);display:none}
  .main-navigation.is-open{display:block}
  .menu{flex-direction:column}
  .prose{padding:28px 22px}
  .cta-final .wrap{padding:44px 20px}
  .hero-stats{gap:22px}
  .footer-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}