[hidden]{display:none!important}

:root{
  --ink:#0e1420;
  --ink-2:#3c4657;
  --muted:#69758a;
  --bg:#f6f7fb;
  --card:#ffffff;
  --line:#e4e8f0;
  --accent:#6d3df5;
  --accent-2:#8b5cf6;
  --accent-ink:#ffffff;
  --good:#10b981;
  --bad:#e11d48;
  --radius:16px;
  --shadow:0 10px 34px rgba(14,20,32,.10);
  --font-head:'Sora',sans-serif;
  --font-body:'Inter',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--font-head);line-height:1.15}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:28px;height:68px;padding:0 clamp(16px,4vw,40px);background:rgba(255,255,255,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;font-size:1.1rem;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
.site-nav{display:flex;gap:22px;margin-left:8px}
.site-nav a{color:var(--ink-2);text-decoration:none;font-weight:500;font-size:.95rem;transition:color .15s}
.site-nav a:hover{color:var(--accent)}
.header-cta{margin-left:auto}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;border:none;border-radius:12px;padding:11px 20px;font-weight:600;font-size:.95rem;transition:transform .12s,box-shadow .15s,background .15s}
.btn:active{transform:scale(.97)}
.btn-accent{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:var(--accent-ink);box-shadow:0 6px 18px rgba(109,61,245,.35)}
.btn-accent:hover{box-shadow:0 8px 24px rgba(109,61,245,.5);transform:translateY(-1px)}
.btn-accent:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}
.btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-ghost{background:transparent;color:var(--ink-2)}
.btn-ghost:hover{color:var(--accent);background:rgba(109,61,245,.08)}
.btn-lg{padding:15px 34px;font-size:1.05rem;border-radius:14px}
.btn-sm{padding:7px 14px;font-size:.85rem}
.btn-spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:clamp(560px,78vh,760px);display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;background:url(img/hero.webp) center/cover no-repeat #171331}
.hero-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(115deg,rgba(16,10,40,.88) 0%,rgba(24,14,58,.72) 45%,rgba(30,18,70,.5) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,72px);align-items:center;width:min(1180px,100%);margin:0 auto;padding:64px clamp(16px,4vw,40px)}
.hero-copy{color:#fff}
.eyebrow{display:inline-block;font-family:var(--font-head);font-weight:700;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:#d9c9ff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:6px 14px;border-radius:999px;margin-bottom:20px}
.hero-copy h1{font-size:clamp(2.1rem,4.4vw,3.4rem);font-weight:800;letter-spacing:-.02em;margin-bottom:18px}
.hero-copy h1 em{font-style:normal;background:linear-gradient(90deg,#c4b5fd,#a78bfa);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{color:rgba(255,255,255,.82);font-size:1.08rem;max-width:46ch}

/* ---------- Drop card ---------- */
.drop-card{position:relative;z-index:2;background:var(--card);border-radius:20px;box-shadow:var(--shadow);padding:36px 32px;text-align:center;border:2px dashed transparent;transition:border-color .15s,box-shadow .15s,transform .15s;outline:none}
.drop-card.dragover{border-color:var(--accent);box-shadow:0 14px 44px rgba(109,61,245,.35);transform:translateY(-3px)}
.drop-card:focus-visible{border-color:var(--accent)}
.drop-icon{display:grid;place-items:center;width:70px;height:70px;margin:0 auto 16px;border-radius:20px;background:linear-gradient(135deg,rgba(109,61,245,.12),rgba(139,92,246,.18));color:var(--accent)}
.drop-title{font-family:var(--font-head);font-weight:700;font-size:1.15rem;margin-bottom:2px}
.drop-sub{color:var(--muted);font-size:.9rem;margin-bottom:14px}
.drop-hint{margin-top:16px;color:var(--muted);font-size:.82rem}
.drop-ready{display:flex;flex-direction:column;gap:22px;align-items:center}
.file-chip{display:flex;align-items:center;gap:12px;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:10px 14px;width:100%;max-width:360px;text-align:left}
.file-thumb{flex:0 0 48px;width:48px;height:48px;border-radius:10px;overflow:hidden;background:#e9ecf4}
.file-thumb img{width:100%;height:100%;object-fit:cover}
.file-meta{flex:1;min-width:0}
.file-meta strong{display:block;font-size:.92rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-meta small{color:var(--muted)}
.chip-x{border:none;background:transparent;font-size:1.4rem;line-height:1;color:var(--muted);padding:4px 8px;border-radius:8px}
.chip-x:hover{color:var(--bad);background:rgba(225,29,72,.08)}

/* ---------- Error banner ---------- */
.error-banner{display:flex;align-items:center;gap:14px;width:min(860px,calc(100% - 32px));margin:24px auto 0;background:#fff2f4;border:1.5px solid #f7c2ce;border-left:5px solid var(--bad);border-radius:14px;padding:14px 18px;box-shadow:0 6px 20px rgba(225,29,72,.1)}
.error-icon{flex:0 0 26px;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--bad);color:#fff;font-weight:800;font-size:.9rem}
.error-text{flex:1;color:#8c1030;font-weight:500;font-size:.95rem}
.error-banner .btn-ghost{color:var(--bad)}
.error-banner .btn-ghost:hover{background:rgba(225,29,72,.1);color:var(--bad)}
.error-x{border:none;background:transparent;font-size:1.4rem;color:#c07385;line-height:1;padding:2px 8px;border-radius:8px}
.error-x:hover{color:var(--bad)}

/* ---------- Results ---------- */
.results{width:min(1180px,100%);margin:0 auto;padding:56px clamp(16px,4vw,40px) 32px}
.results-head{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.results-head h2{font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-.02em}
.results-actions{display:flex;gap:10px;flex-wrap:wrap}
.compare{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:stretch}
.pane{display:flex;flex-direction:column;gap:10px;min-width:0}
.pane figcaption{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--ink-2);font-size:.95rem}
.pane-badge{font-family:var(--font-head);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:4px 10px;border-radius:999px}
.pane-badge.before{background:#fde8ec;color:var(--bad)}
.pane-badge.after{background:#d9f5ea;color:#0a7a56}
.pane-canvas{flex:1;min-height:280px;max-height:520px;display:grid;place-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:auto;padding:16px}
.checker{background-image:linear-gradient(45deg,#eef0f6 25%,transparent 25%),linear-gradient(-45deg,#eef0f6 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#eef0f6 75%),linear-gradient(-45deg,transparent 75%,#eef0f6 75%);background-size:22px 22px;background-position:0 0,0 11px,11px -11px,-11px 0;background-color:#fff}
.pane-canvas img{max-height:460px;object-fit:contain}
.svg-host svg{max-width:100%;max-height:460px;height:auto}
.compare-divider{align-self:center;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 6px 18px rgba(109,61,245,.4);z-index:2}
.svg-stats{margin-top:16px;color:var(--muted);font-size:.88rem;text-align:center}

/* ---------- How ---------- */
.how{width:min(1180px,100%);margin:0 auto;padding:72px clamp(16px,4vw,40px)}
.how h2{font-size:clamp(1.5rem,3vw,2.1rem);letter-spacing:-.02em;margin-bottom:34px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px 26px;box-shadow:0 4px 16px rgba(14,20,32,.05);transition:transform .15s,box-shadow .15s}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step-num{position:absolute;top:-16px;left:22px;z-index:1;display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-family:var(--font-head);font-weight:800;box-shadow:0 5px 14px rgba(109,61,245,.35)}
.step h3{margin:6px 0 8px;font-size:1.1rem}
.step p{color:var(--muted);font-size:.94rem}

/* ---------- Why ---------- */
.why{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(28px,5vw,64px);align-items:center;width:min(1180px,100%);margin:0 auto;padding:24px clamp(16px,4vw,40px) 88px}
.why-media{position:relative}
.why-media img{border-radius:20px;box-shadow:var(--shadow)}
.why-badge{position:absolute;bottom:-14px;right:-10px;z-index:1;background:var(--ink);color:#fff;font-family:var(--font-head);font-weight:700;font-size:.85rem;padding:10px 18px;border-radius:999px;box-shadow:0 8px 22px rgba(14,20,32,.3)}
.why-copy h2{font-size:clamp(1.5rem,3vw,2.1rem);letter-spacing:-.02em;margin-bottom:18px}
.why-list{list-style:none;display:flex;flex-direction:column;gap:14px}
.why-list li{position:relative;padding-left:30px;color:var(--ink-2)}
.why-list li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.why-list li::after{content:"✓";position:absolute;left:3.5px;top:2px;color:#fff;font-size:.68rem;font-weight:700}

/* ---------- Footer ---------- */
.site-footer{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;padding:26px 20px;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem;background:#fff}
.foot-dot{opacity:.5}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;padding:48px clamp(16px,4vw,40px)}
  .steps{grid-template-columns:1fr}
  .why{grid-template-columns:1fr}
  .why-badge{right:8px}
  .compare{grid-template-columns:1fr}
  .compare-divider{transform:rotate(90deg);margin:-4px auto}
}
@media (max-width:640px){
  .site-nav{display:none}
  .results-head{flex-direction:column;align-items:flex-start}
}