/* ===== KDPika Landing Page — home.css (dark theme) ===== */
/* Extends assets/site.css tokens; adds motion, type pairing, and homepage-only sections. */

/* ---------- Global reveal-on-scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}
.reveal-stagger > *{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal-stagger.in > *{opacity:1;transform:translateY(0)}
.reveal-stagger.in > *:nth-child(1){transition-delay:.02s}
.reveal-stagger.in > *:nth-child(2){transition-delay:.09s}
.reveal-stagger.in > *:nth-child(3){transition-delay:.16s}
.reveal-stagger.in > *:nth-child(4){transition-delay:.23s}
.reveal-stagger.in > *:nth-child(5){transition-delay:.30s}
.reveal-stagger.in > *:nth-child(6){transition-delay:.37s}
.reveal-stagger.in > *:nth-child(7){transition-delay:.44s}
.reveal-stagger.in > *:nth-child(8){transition-delay:.51s}
.reveal-stagger.in > *:nth-child(9){transition-delay:.58s}
.reveal-stagger.in > *:nth-child(10){transition-delay:.65s}
.reveal-stagger.in > *:nth-child(11){transition-delay:.72s}

@media(prefers-reduced-motion:reduce){
  .reveal,.reveal-stagger > *{opacity:1!important;transform:none!important;transition:none!important}
  .hero-slide *,.alt-diagram *{animation:none!important}
}

/* ---------- Hero ---------- */
.hero.hero-v2{position:relative;padding:100px 0 84px;overflow:hidden;
  background:
    radial-gradient(1000px 500px at 82% -10%,rgba(220,172,84,.13),transparent 60%),
    radial-gradient(800px 440px at -5% 105%,rgba(99,166,224,.12),transparent 55%),
    var(--bg);
}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line-strong);
  padding:7px 13px 7px 9px;border-radius:999px;font-size:.82rem;font-weight:700;color:var(--ink);
  box-shadow:0 6px 18px rgba(0,0,0,.3);margin-bottom:18px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#3fbf78;box-shadow:0 0 0 3px rgba(63,191,120,.2)}
.hero.hero-v2 h1{font-family:var(--display-font);font-weight:600;letter-spacing:-.01em}
.hero.hero-v2 .accent{color:var(--gold);font-style:italic}
.hero.hero-v2 p.lead-p{font-size:1.16rem;color:var(--muted);max-width:600px}
.hero-proof{display:flex;flex-wrap:wrap;gap:18px;margin-top:26px;align-items:center}
.hero-proof .rating{display:flex;align-items:center;gap:8px;font-weight:750;color:var(--ink);font-size:.94rem}
.hero-proof .rating svg{flex:none}
.hero-proof .div{width:1px;height:26px;background:var(--line-strong)}

/* ---------- Hero slide-assembly animation ---------- */
.hero-visual{position:relative}
.hero-slide{position:relative;aspect-ratio:16/10;background:linear-gradient(160deg,#101f31,#0c1826);border-radius:16px;
  border:1px solid var(--line-strong);box-shadow:0 24px 60px rgba(0,0,0,.5);overflow:hidden;padding:22px}
.hero-slide .grid4{position:relative;width:100%;height:100%;display:grid;grid-template-columns:1fr 1fr;
  grid-template-rows:1fr 1fr;gap:12px}
.hero-slide .cell{border-radius:10px;opacity:0;animation:cellIn 7s var(--ease) infinite;position:relative;overflow:hidden}
.hero-slide .cell:nth-child(1){background:linear-gradient(135deg,#1b3a5c,#123049)}
.hero-slide .cell:nth-child(2){background:linear-gradient(135deg,#4a3413,#33230c)}
.hero-slide .cell:nth-child(3){background:linear-gradient(135deg,#173625,#0f2318)}
.hero-slide .cell:nth-child(4){background:linear-gradient(135deg,#33203f,#221129)}
.hero-slide .cell::after{content:'';position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.06) 0 2px,transparent 2px 10px)}
.hero-slide .cell-num{position:absolute;left:9px;top:7px;background:rgba(6,11,18,.72);color:#fff;
  font-family:var(--mono-font);font-size:.68rem;padding:2px 7px;border-radius:6px;letter-spacing:.02em}
@keyframes cellIn{
  0%{opacity:0;transform:translate(var(--x),var(--y)) scale(.62) rotate(var(--r))}
  14%{opacity:1;transform:translate(0,0) scale(1) rotate(0)}
  74%{opacity:1;transform:translate(0,0) scale(1) rotate(0)}
  88%{opacity:0;transform:translate(0,0) scale(.95)}
  100%{opacity:0}
}
.hero-slide .slide-title{position:absolute;left:22px;top:14px;right:22px;display:flex;justify-content:space-between;
  align-items:baseline;opacity:0;animation:tagIn 7s var(--ease) infinite;animation-delay:1.3s;z-index:3;pointer-events:none}
.hero-slide .slide-title strong{font-family:var(--display-font);color:var(--ink);font-size:1rem}
.hero-slide .slide-title span{font-family:var(--mono-font);font-size:.72rem;color:var(--muted);
  background:var(--surface);padding:2px 8px;border-radius:6px;border:1px solid var(--line-strong)}
@keyframes tagIn{
  0%,10%{opacity:0;transform:translateY(-6px)}
  20%,74%{opacity:1;transform:translateY(0)}
  86%,100%{opacity:0;transform:translateY(-4px)}
}
.hero-float{position:absolute;background:var(--surface);border:1px solid var(--line-strong);border-radius:12px;
  box-shadow:0 14px 30px rgba(0,0,0,.4);padding:10px 13px;font-size:.78rem;font-weight:750;color:var(--ink);
  display:flex;align-items:center;gap:8px;animation:bob 4.5s ease-in-out infinite}
.hero-float svg{flex:none}
.hero-float.f1{top:-16px;left:-18px;animation-delay:0s}
.hero-float.f2{bottom:-14px;right:-16px;animation-delay:1.2s}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ---------- Stats strip ---------- */
.stats-strip{padding:0 0 8px;margin-top:-42px;position:relative;z-index:2}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line-strong);border-radius:16px;overflow:hidden;box-shadow:0 18px 46px rgba(0,0,0,.4)}
.stat{background:var(--surface);padding:24px 18px;text-align:center}
.stat b{display:block;font-family:var(--mono-font);font-size:2.1rem;color:var(--gold);font-weight:700;line-height:1}
.stat span{display:block;margin-top:7px;color:var(--muted);font-size:.85rem;font-weight:600}

/* ---------- Use cases ---------- */
.usecase{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.usecase:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(0,0,0,.45)}
.usecase .uc-icon{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;margin-bottom:14px;
  background:linear-gradient(135deg,var(--blue),#2f6ba0);color:#08131f}
.usecase h3{font-family:var(--display-font);font-size:1.2rem;margin:0 0 8px;color:var(--ink)}
.usecase p{color:var(--muted);margin:0}
.usecase .uc-tag{display:inline-block;margin-top:14px;font-family:var(--mono-font);font-size:.72rem;
  color:var(--gold);background:var(--gold-soft);padding:3px 9px;border-radius:6px}

/* ---------- How it works timeline ---------- */
.timeline{position:relative;padding-left:0}
.tl-row{display:grid;grid-template-columns:64px 1fr;gap:22px;align-items:start;position:relative;padding-bottom:38px}
.tl-row:last-child{padding-bottom:0}
.tl-row::before{content:'';position:absolute;left:31px;top:56px;bottom:-6px;width:2px;
  background:linear-gradient(var(--line-strong),var(--line-strong));background-size:2px 10px;background-repeat:repeat-y}
.tl-row:last-child::before{display:none}
.tl-num{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--blue),#2f6ba0);
  color:#08131f;display:grid;place-items:center;font-family:var(--mono-font);font-weight:700;font-size:1.15rem;
  box-shadow:0 10px 22px rgba(99,166,224,.28);flex:none}
.tl-body h3{margin:6px 0 6px;color:var(--ink);font-family:var(--display-font);font-size:1.28rem}
.tl-body p{margin:0;color:var(--muted);max-width:620px}

/* ---------- Feature bento ---------- */
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:150px;gap:16px}
.bento .b-card{grid-column:span 2;background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:20px;display:flex;flex-direction:column;justify-content:space-between;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.bento .b-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(0,0,0,.4);border-color:var(--line-strong)}
.bento .b-card.wide{grid-column:span 2}
.bento .b-card.tall{grid-row:span 2}
.bento .b-icon{width:36px;height:36px;border-radius:9px;background:var(--blue-soft);display:grid;place-items:center;color:var(--blue)}
.bento .b-card h3{margin:0;font-size:1rem;color:var(--ink);font-family:var(--display-font);font-weight:600}
.bento .b-card p{margin:6px 0 0;color:var(--muted);font-size:.88rem;line-height:1.5}

/* ---------- App interface mockup ("Inside KDPika") ---------- */
.app-window{background:linear-gradient(160deg,#0d1a29,#0a1420);border:1px solid var(--line-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.app-titlebar{display:flex;align-items:center;gap:10px;padding:12px 16px;background:#08111c;border-bottom:1px solid var(--line)}
.app-titlebar img{width:18px;height:18px;border-radius:4px}
.app-titlebar span{color:var(--muted);font-size:.84rem;font-weight:650}
.app-dots{display:flex;gap:6px;margin-left:auto}
.app-dots i{width:10px;height:10px;border-radius:50%;background:var(--line-strong);display:block}
.app-body{display:grid;grid-template-columns:220px 1fr;min-height:340px}
.app-side{background:#08111c;border-right:1px solid var(--line);padding:18px 16px}
.app-side .as-label{font-family:var(--mono-font);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);margin-bottom:10px}
.app-folder{display:flex;align-items:center;gap:9px;padding:8px 9px;border-radius:8px;color:var(--muted);font-size:.86rem;margin-bottom:4px}
.app-folder.active{background:var(--blue-soft);color:var(--ink)}
.app-folder svg{flex:none;color:var(--gold)}
.app-addbtn{margin-top:14px;width:100%;padding:9px;border-radius:9px;border:1px dashed var(--line-strong);color:var(--muted);font-size:.82rem;text-align:center}
.app-main{padding:20px 22px}
.app-controls{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.app-chip{display:flex;flex-direction:column;gap:3px;background:var(--surface);border:1px solid var(--line-strong);border-radius:9px;padding:8px 12px;min-width:118px}
.app-chip small{color:var(--muted-2);font-size:.66rem;text-transform:uppercase;letter-spacing:.06em}
.app-chip b{color:var(--ink);font-size:.86rem}
.app-preview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.app-thumb{aspect-ratio:1/1.25;background:linear-gradient(160deg,#17304f,#0c1826);border:1px solid var(--line);border-radius:8px;display:flex;align-items:flex-end;padding:7px;font-family:var(--mono-font);color:var(--gold);font-size:.7rem}
.app-genbar{display:flex;justify-content:space-between;align-items:center;padding:16px 22px;border-top:1px solid var(--line);background:#08111c}
.app-genbar span{color:var(--muted);font-size:.84rem}

/* ---------- Folder alternation spotlight ---------- */
.alt-section{background:var(--navy-deep);color:#dce8f5;border-radius:24px;padding:56px;position:relative;overflow:hidden;border:1px solid var(--line)}
.alt-section::before{content:'';position:absolute;inset:0;
  background:radial-gradient(600px 320px at 90% 0%,rgba(220,172,84,.16),transparent 60%)}
.alt-section .eyebrow{color:var(--gold)}
.alt-section h2{color:#fff;font-family:var(--display-font);font-weight:600}
.alt-section p.lead{color:#aec3da}
.alt-new{display:inline-flex;align-items:center;gap:7px;background:rgba(220,172,84,.14);
  border:1px solid rgba(220,172,84,.4);color:var(--gold);font-size:.76rem;font-weight:750;
  padding:4px 10px;border-radius:999px;margin-bottom:14px}
.alt-diagram{position:relative;z-index:1;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.1);
  border-radius:16px;padding:26px}
.alt-cols{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:center;margin-bottom:20px}
.alt-col{display:flex;flex-direction:column;gap:8px}
.alt-col .alt-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:#8fa8c2;margin-bottom:4px;font-weight:700}
.alt-chip{height:30px;border-radius:8px;display:flex;align-items:center;padding:0 10px;font-family:var(--mono-font);font-size:.74rem;font-weight:700}
.alt-chip.p{background:rgba(220,172,84,.2);color:#f3d9a5}
.alt-chip.c{background:rgba(99,166,224,.22);color:#bcdcfb}
.alt-arrow{color:#7b93ad}
.alt-out{display:flex;gap:7px;flex-wrap:wrap}
.alt-out .alt-chip{width:38px;justify-content:center;padding:0;opacity:.18;animation:altPulse 4.8s ease-in-out infinite}
.alt-out .alt-chip:nth-child(odd){animation-delay:calc(var(--i) * .35s)}
.alt-out .alt-chip:nth-child(even){animation-delay:calc(var(--i) * .35s)}
@keyframes altPulse{
  0%,4%{opacity:.18;transform:scale(.9)}
  10%,55%{opacity:1;transform:scale(1)}
  70%,100%{opacity:.18;transform:scale(.9)}
}
.alt-steps{margin:0;padding:0;list-style:none;color:#c6d7e8;display:grid;gap:9px;font-size:.92rem}
.alt-steps li{display:flex;gap:10px}
.alt-steps li b{color:var(--gold);font-family:var(--mono-font);flex:none}

/* ---------- Examples gallery v2 ---------- */
.gallery-v2{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery-v2 figure{position:relative;margin:0;border-radius:16px;overflow:hidden;border:1px solid var(--line);
  background:var(--navy-deep);aspect-ratio:4/3;transition:transform .35s var(--ease)}
.gallery-v2 figure:hover{transform:translateY(-6px)}
.gallery-v2 img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease),opacity .3s}
.gallery-v2 figure:hover img{transform:scale(1.06)}
.gallery-v2 figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;
  background:linear-gradient(0deg,rgba(6,11,18,.92),transparent);color:#fff;font-size:.86rem;font-weight:650}

/* ---------- Get KDPika (platforms + store) ---------- */
.get-kdpika{background:linear-gradient(160deg,var(--surface),#0c1826);border:1px solid var(--line);border-radius:var(--radius-lg);padding:48px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.get-kdpika .plat-list{list-style:none;padding:0;margin:18px 0 26px;display:grid;gap:11px}
.get-kdpika .plat-list li{display:flex;gap:10px;color:var(--ink);font-size:.95rem}
.get-kdpika .plat-list svg{flex:none;color:var(--gold);margin-top:2px}
.get-kdpika-side{background:rgba(255,255,255,.03);border:1px solid var(--line-strong);border-radius:16px;padding:26px}
.get-kdpika-side h3{margin:0 0 6px;color:var(--ink);font-size:1rem}
.get-kdpika-side p{margin:0 0 16px;color:var(--muted);font-size:.88rem}

/* ---------- Pricing v2 ---------- */
.pricing-v2{background:linear-gradient(135deg,#0d1e33,#132c48);color:var(--ink);border-radius:24px;
  padding:52px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;position:relative;overflow:hidden;border:1px solid var(--line-strong)}
.pricing-v2::before{content:'';position:absolute;inset:0;background:radial-gradient(500px 300px at 100% 100%,rgba(220,172,84,.16),transparent 60%);pointer-events:none;z-index:0}
.pricing-v2 .price-tag{font-family:var(--mono-font);font-size:4.6rem;font-weight:700;color:#fff;line-height:1;position:relative;z-index:1}
.pricing-v2 .price-tag sup{font-size:1.6rem;vertical-align:top;top:.4em;position:relative}
.pricing-v2 .price-sub{color:var(--muted);margin:8px 0 22px;position:relative;z-index:1}
.pricing-v2 ul{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:11px;position:relative;z-index:1}
.pricing-v2 ul li{display:flex;gap:10px;color:var(--ink);font-size:.95rem}
.pricing-v2 ul li svg{flex:none;margin-top:2px;color:var(--gold)}
.pricing-v2 .price-note{color:var(--muted-2);font-size:.82rem;position:relative;z-index:1}
.pricing-v2 > div > .button{position:relative;z-index:1}
.pricing-side{background:rgba(255,255,255,.05);border:1px solid var(--line-strong);border-radius:16px;padding:24px;position:relative;z-index:1}
.pricing-side .ps-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:.9rem}
.pricing-side .ps-row:last-child{border-bottom:none}
.pricing-side .ps-row span:first-child{color:var(--muted)}
.pricing-side .ps-row span:last-child{font-weight:700;color:#fff}

/* ---------- FAQ v2 ---------- */
.faq-v2 details{border:1px solid var(--line);border-radius:12px;padding:0;margin-bottom:10px;background:var(--surface);overflow:hidden}
.faq-v2 summary{cursor:pointer;color:var(--ink);font-weight:750;padding:18px 20px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq-v2 summary::-webkit-details-marker{display:none}
.faq-v2 summary::after{content:'+';font-family:var(--mono-font);font-size:1.3rem;color:var(--gold);transition:transform .3s var(--ease);flex:none}
.faq-v2 details[open] summary::after{transform:rotate(45deg)}
.faq-v2 p{margin:0;padding:0 20px 18px;color:var(--muted);max-width:760px}

/* ---------- Final CTA ---------- */
.final-cta{text-align:center;background:linear-gradient(135deg,#152944,#0f2038);border:1px solid var(--line-strong);
  border-radius:24px;padding:64px 32px}
.final-cta h2{font-family:var(--display-font);color:var(--ink)}
.final-cta .actions{justify-content:center}

@media(max-width:900px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .bento{grid-template-columns:repeat(2,1fr);grid-auto-rows:auto}
  .bento .b-card{grid-column:span 2}
  .bento .b-card.tall{grid-row:auto}
  .alt-cols{grid-template-columns:1fr}
  .alt-arrow{transform:rotate(90deg);justify-self:center}
  .pricing-v2,.get-kdpika{grid-template-columns:1fr}
  .alt-section{padding:34px 22px}
  .gallery-v2{grid-template-columns:1fr 1fr}
  .app-body{grid-template-columns:1fr}
  .app-side{display:flex;gap:8px;overflow-x:auto;border-right:none;border-bottom:1px solid var(--line)}
  .app-preview-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:540px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .gallery-v2{grid-template-columns:1fr}
  .pricing-v2,.get-kdpika{padding:30px 22px}
  .pricing-v2 .price-tag{font-size:3.4rem}
  .app-preview-grid{grid-template-columns:repeat(2,1fr)}
}