/*
 * AetherNode POF — Tanıtım Sitesi
 * Premium dark glassmorphism · Fluid typography · Responsive
 * Vanilla CSS — tüm sayfalarla uyumlu
 */

/* ==========================================================================
   Custom Properties
   ========================================================================== */
:root {
  color-scheme: dark;
  /* Backgrounds */
  --bg: #0B0B0F;
  --bg-soft: #111118;
  --bg-elev: #16161F;
  --bg-glass: rgba(22,22,31,0.45);
  --bg-glass-strong: rgba(11,11,15,0.92);
  /* Brand */
  --brand: #7C3AED;
  --brand-light: #9B6BFF;
  --brand-dark: #6726D9;
  --accent: #3B82F6;
  --brand-gradient: linear-gradient(135deg, var(--brand), var(--accent));
  /* Text */
  --fg: #EDEDF2;
  --muted: #9A9AA8;
  --subtle: #6E6E7C;
  /* Semantic */
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --info: #0EA5E9;
  /* Borders */
  --border: 1px solid rgba(255,255,255,0.06);
  --border-light: 1px solid rgba(255,255,255,0.12);
  /* Shadows */
  --glow: 0 0 20px rgba(124,58,237,0.2);
  --glow-strong: 0 0 40px rgba(124,58,237,0.35);
  --shadow: 0 20px 60px rgba(0,0,0,0.5);
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);
  /* Layout */
  --max-w: 1200px;
  --navbar-h: 72px;
  /* Radius */
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  /* Transitions */
  --fast: 150ms cubic-bezier(0.4,0,0.2,1);
  --normal: 300ms cubic-bezier(0.4,0,0.2,1);
  --slow: 600ms cubic-bezier(0.4,0,0.2,1);
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; scroll-padding-top: calc(var(--navbar-h) + 16px); }
body { font-family: var(--font-sans); background: var(--bg); color: var(--fg); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; transition: color var(--fast); }
a:hover { color: var(--brand-light); }
img, svg { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 4px; }
code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.85em; background: rgba(124,58,237,0.12); padding: 2px 6px; border-radius: 6px; color: var(--brand-light); }
kbd { font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; padding: 3px 8px; border-radius: 6px; background: var(--bg-elev); border: var(--border-light); color: var(--fg); white-space: nowrap; }
.container { width: min(var(--max-w), 92vw); margin-inline: auto; }

/* ==========================================================================
   Scroll Progress
   ========================================================================== */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--brand-gradient); z-index: 9999; width: 0%; transition: none; pointer-events: none; }

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar { position: sticky; top: 0; z-index: 100; backdrop-filter: blur(20px) saturate(140%); -webkit-backdrop-filter: blur(20px) saturate(140%); background: rgba(11,11,15,0.6); border-bottom: var(--border); height: var(--navbar-h); transition: background var(--normal); }
.navbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 100%; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; letter-spacing: -0.02em; }
.brand__icon { display: flex; flex-shrink: 0; }
.brand__text { white-space: nowrap; }
.brand__sub { font-weight: 400; color: var(--muted); font-size: 0.9em; }
.nav__links { display: flex; gap: 24px; align-items: center; font-size: 0.9rem; color: var(--muted); }
.nav__links a:hover, .nav__links a[aria-current="page"] { color: var(--fg); }
.nav__cta { padding: 10px 20px; border-radius: var(--radius-pill); background: var(--brand); color: #fff !important; font-weight: 600; font-size: 0.82rem; box-shadow: 0 8px 24px rgba(124,58,237,0.35); transition: transform var(--fast), box-shadow var(--fast); display: inline-flex; align-items: center; gap: 6px; }
.nav__cta:hover { transform: translateY(-1px); box-shadow: 0 12px 32px rgba(124,58,237,0.5); color: #fff !important; }

/* Hamburger */
.hamburger { display: none; width: 32px; height: 32px; background: transparent; border: 0; cursor: pointer; position: relative; z-index: 110; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--fg); border-radius: 2px; position: absolute; left: 5px; transition: transform var(--normal), opacity var(--normal); }
.hamburger span:nth-child(1) { top: 9px; }
.hamburger span:nth-child(2) { top: 15px; }
.hamburger span:nth-child(3) { top: 21px; }
.hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav__links { position: fixed; top: var(--navbar-h); left: 0; right: 0; bottom: 0; flex-direction: column; align-items: center; justify-content: center; gap: 28px; background: var(--bg-glass-strong); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); transform: translateX(100%); transition: transform var(--normal); font-size: 1.1rem; z-index: 99; }
  .nav__links.open { transform: translateX(0); }
  .hamburger { display: block; }
}

/* ==========================================================================
   Gradient Text
   ========================================================================== */
.gradient-text { background: var(--brand-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ==========================================================================
   Kicker
   ========================================================================== */
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brand-light); font-weight: 600; margin-bottom: 12px; }
.kicker__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 10px rgba(124,58,237,0.6); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; overflow: hidden; padding: 80px 0 40px; min-height: calc(100vh - var(--navbar-h)); display: flex; align-items: center; }
.hero__particles { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero__glow { position: absolute; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(124,58,237,0.08), transparent 70%); pointer-events: none; z-index: 0; transition: none; }

/* Aurora */
.aurora { position: absolute; inset: -30% -20% auto -20%; height: 600px; pointer-events: none; z-index: 0; }
.aurora__blob { position: absolute; border-radius: 50%; filter: blur(60px); will-change: transform; }
.aurora__blob--1 { width: 600px; height: 480px; left: 5%; top: 0; background: radial-gradient(ellipse at center, rgba(124,58,237,0.45), transparent 70%); animation: drift1 20s ease-in-out infinite; }
.aurora__blob--2 { width: 650px; height: 420px; right: 0%; top: 40px; background: radial-gradient(ellipse at center, rgba(59,130,246,0.35), transparent 70%); animation: drift2 24s ease-in-out infinite; }
.aurora__blob--3 { width: 500px; height: 300px; left: 30%; top: 200px; background: radial-gradient(ellipse at center, rgba(16,185,129,0.15), transparent 70%); animation: drift3 22s ease-in-out infinite; }
@keyframes drift1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(20px,-15px) scale(1.05); } }
@keyframes drift2 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-18px,12px) scale(1.04); } }
@keyframes drift3 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(12px,16px) scale(1.03); } }

.hero__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.hero__content h1 { font-family: var(--font-display); font-size: clamp(2.5rem, 6vw, 4.5rem); line-height: 0.95; letter-spacing: -0.04em; margin: 0 0 20px; font-weight: 800; }
.hero__desc { color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.15rem); max-width: 52ch; line-height: 1.7; }
.hero__ctas { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.trust { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.trust__pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: var(--radius-pill); background: rgba(255,255,255,0.04); border: var(--border); font-size: 0.75rem; color: var(--muted); }
.trust__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); }

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  .hero__content h1 { font-size: clamp(2rem, 8vw, 3rem); }
  .hero__ctas, .trust { justify-content: center; }
  .hero { padding: 48px 0 24px; min-height: auto; }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn { padding: 12px 22px; border-radius: var(--radius-pill); font-weight: 600; font-size: 0.88rem; border: 1px solid transparent; transition: transform var(--fast), box-shadow var(--fast), background var(--fast); display: inline-flex; align-items: center; gap: 8px; cursor: pointer; text-decoration: none; }
.btn--brand { background: var(--brand); color: #fff; box-shadow: 0 10px 30px rgba(124,58,237,0.35); }
.btn--brand:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(124,58,237,0.5); color: #fff; }
.btn--ghost { border-color: rgba(255,255,255,0.12); background: rgba(255,255,255,0.05); color: var(--fg); backdrop-filter: blur(12px); }
.btn--ghost:hover { background: rgba(255,255,255,0.1); transform: translateY(-1px); color: var(--fg); }
.btn--lg { padding: 15px 28px; font-size: 0.95rem; }

/* ==========================================================================
   Browser Mockup
   ========================================================================== */
.mockup { border-radius: 20px; overflow: hidden; border: var(--border-light); background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02)); box-shadow: var(--shadow); position: relative; }
.mockup__bar { height: 40px; display: flex; align-items: center; gap: 12px; padding: 0 16px; border-bottom: var(--border); background: rgba(0,0,0,0.3); }
.mockup__dots { display: flex; gap: 7px; }
.mockup__dot { width: 11px; height: 11px; border-radius: 50%; }
.mockup__dot--r { background: #ff5f56; }
.mockup__dot--y { background: #ffbd2e; }
.mockup__dot--g { background: #27c93f; }
.mockup__address { flex: 1; display: flex; align-items: center; gap: 8px; padding: 4px 12px; border-radius: var(--radius-pill); background: rgba(255,255,255,0.06); font-size: 0.72rem; color: var(--muted); margin: 0 12px; }
.mockup__actions { display: flex; gap: 6px; }
.mockup__action-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.12); }
.mockup__body { display: flex; min-height: 280px; }
.mockup__sidebar { width: 48px; border-right: var(--border); padding: 12px 8px; display: flex; flex-direction: column; gap: 10px; align-items: center; }
.mockup__sidebar-item { width: 28px; height: 28px; border-radius: 8px; background: rgba(255,255,255,0.06); }
.mockup__sidebar-item.active { background: rgba(124,58,237,0.3); border: 1px solid rgba(124,58,237,0.4); }
.mockup__main { flex: 1; padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.mockup__stat-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.mockup__stat { padding: 12px; border-radius: 12px; border: var(--border); background: rgba(255,255,255,0.03); text-align: center; }
.mockup__stat-icon { font-size: 1.2rem; margin-bottom: 4px; }
.mockup__stat-label { font-size: 0.6rem; color: var(--subtle); text-transform: uppercase; letter-spacing: 0.08em; }
.mockup__stat-value { font-size: 0.85rem; font-weight: 700; margin-top: 2px; }
.mockup__chart { border-radius: 12px; border: var(--border); background: rgba(255,255,255,0.02); padding: 14px; }
.mockup__bar-chart { display: flex; gap: 8px; align-items: flex-end; height: 60px; }
.mockup__bar-col { flex: 1; border-radius: 4px 4px 0 0; background: var(--brand-gradient); height: var(--h, 50%); opacity: 0.7; animation: barGrow 1.5s ease-out forwards; }
@keyframes barGrow { from { height: 0; } to { height: var(--h, 50%); } }
.mockup__rows { display: flex; flex-direction: column; gap: 8px; }
.mockup__row { height: 10px; border-radius: var(--radius-pill); background: rgba(255,255,255,0.06); }

@media (max-width: 900px) {
  .hero__visual { max-width: 480px; margin: 0 auto; }
}

/* ==========================================================================
   Stats
   ========================================================================== */
.stats { border-top: var(--border); border-bottom: var(--border); background: var(--bg-soft); padding: 48px 0; }
.stats__grid { display: flex; align-items: center; justify-content: center; gap: 0; flex-wrap: wrap; }
.stats__item { text-align: center; flex: 1; min-width: 160px; padding: 16px; }
.stats__number { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; background: var(--brand-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stats__label { font-size: 0.82rem; color: var(--muted); margin-top: 4px; }
.stats__divider { width: 1px; height: 48px; background: rgba(255,255,255,0.08); flex-shrink: 0; }
@media (max-width: 768px) {
  .stats__grid { flex-direction: column; gap: 8px; }
  .stats__divider { width: 48px; height: 1px; }
}

/* ==========================================================================
   Section
   ========================================================================== */
.section { padding: clamp(3rem, 8vw, 6rem) 0; }
.section__header { text-align: center; margin-bottom: 48px; }
.section__header h2 { font-family: var(--font-display); font-size: clamp(1.5rem, 3.5vw, 2.5rem); letter-spacing: -0.03em; margin-bottom: 12px; }
.section__sub { color: var(--muted); max-width: 60ch; margin: 0 auto; font-size: clamp(0.9rem, 1.2vw, 1.05rem); }
.section__more { text-align: center; margin-top: 40px; }

/* ==========================================================================
   Page Hero (sub-pages)
   ========================================================================== */
.page-hero { position: relative; overflow: hidden; padding: 80px 0 48px; }
.page-hero--compact { padding: 60px 0 36px; }
.page-hero__content { position: relative; z-index: 1; text-align: center; }
.page-hero__content h1 { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 3.2rem); letter-spacing: -0.03em; margin-bottom: 12px; }

/* ==========================================================================
   Bento Grid
   ========================================================================== */
.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.bento__item { grid-column: span 4; border-radius: var(--radius-lg); border: var(--border); background: rgba(255,255,255,0.025); padding: 24px; position: relative; overflow: hidden; transition: transform var(--normal), border-color var(--normal), box-shadow var(--normal); }
.bento__item:hover { transform: translateY(-3px); border-color: rgba(124,58,237,0.2); box-shadow: 0 16px 48px rgba(0,0,0,0.4), var(--glow); }
.bento__item--wide { grid-column: span 8; }
.bento__item--tall { grid-column: span 4; grid-row: span 2; }
.bento__glow { position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at center, rgba(124,58,237,0.06), transparent 50%); opacity: 0; transition: opacity var(--slow); pointer-events: none; }
.bento__item:hover .bento__glow { opacity: 1; }
.bento__icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(124,58,237,0.12); border: 1px solid rgba(124,58,237,0.2); color: var(--brand-light); margin-bottom: 12px; }
.bento__item h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.bento__item p { color: var(--muted); font-size: 0.88rem; line-height: 1.65; }
.bento__tag { display: inline-block; margin-top: 14px; padding: 4px 12px; border-radius: var(--radius-pill); background: rgba(124,58,237,0.12); border: 1px solid rgba(124,58,237,0.2); color: var(--brand-light); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em; }
@media (max-width: 860px) {
  .bento { grid-template-columns: 1fr 1fr; }
  .bento__item, .bento__item--wide, .bento__item--tall { grid-column: span 2; grid-row: auto; }
}
@media (max-width: 540px) {
  .bento { grid-template-columns: 1fr; }
  .bento__item, .bento__item--wide, .bento__item--tall { grid-column: span 1; }
}

/* ==========================================================================
   Steps
   ========================================================================== */
.steps { display: flex; align-items: flex-start; justify-content: center; gap: 0; flex-wrap: wrap; }
.steps__item { flex: 1; min-width: 200px; max-width: 300px; text-align: center; padding: 24px 20px; border-radius: var(--radius-lg); border: var(--border); background: rgba(255,255,255,0.02); transition: transform var(--normal), border-color var(--normal); }
.steps__item:hover { transform: translateY(-3px); border-color: rgba(124,58,237,0.15); }
.steps__connector { display: flex; align-items: center; padding-top: 36px; flex-shrink: 0; }
.steps__num { width: 32px; height: 32px; border-radius: 50%; display: inline-grid; place-items: center; background: var(--brand-gradient); color: #fff; font-weight: 700; font-size: 0.82rem; margin-bottom: 14px; }
.steps__icon { color: var(--brand-light); margin-bottom: 14px; display: flex; justify-content: center; }
.steps__item h3 { font-size: 1rem; margin-bottom: 8px; }
.steps__item p { color: var(--muted); font-size: 0.85rem; line-height: 1.6; }
@media (max-width: 720px) {
  .steps { flex-direction: column; align-items: center; }
  .steps__connector { transform: rotate(90deg); padding: 0; }
  .steps__item { max-width: 100%; width: 100%; }
}

/* ==========================================================================
   Comparison Table
   ========================================================================== */
.compare-table { overflow-x: auto; border-radius: var(--radius-lg); border: var(--border); background: rgba(255,255,255,0.02); }
.compare-table table { width: 100%; border-collapse: collapse; min-width: 600px; }
.compare-table th, .compare-table td { padding: 14px 18px; text-align: center; border-bottom: var(--border); font-size: 0.88rem; }
.compare-table th { font-weight: 600; color: var(--muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.06em; background: rgba(255,255,255,0.03); }
.compare-table td:first-child, .compare-table th:first-child { text-align: left; font-weight: 500; }
.compare__brand { background: rgba(124,58,237,0.08) !important; color: var(--brand-light); }
.compare-table tbody tr:hover { background: rgba(255,255,255,0.02); }
.check { color: var(--success); font-weight: 700; font-size: 1.1rem; }
.cross { color: var(--subtle); font-size: 1.1rem; }
.check.partial { color: var(--warning); }

/* ==========================================================================
   Security Layers
   ========================================================================== */
.layers { display: flex; flex-direction: column; gap: 1px; border-radius: var(--radius-lg); overflow: hidden; border: var(--border); }
.layers__item { display: flex; align-items: center; gap: 24px; padding: 24px 28px; background: rgba(255,255,255,0.02); transition: background var(--fast); }
.layers__item:hover { background: rgba(124,58,237,0.05); }
.layers__num { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: var(--brand-light); opacity: 0.6; min-width: 36px; }
.layers__content { flex: 1; }
.layers__content h3 { font-size: 1rem; margin-bottom: 4px; }
.layers__content p { color: var(--muted); font-size: 0.85rem; }
.layers__badge { padding: 5px 12px; border-radius: var(--radius-pill); background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.18); color: var(--brand-light); font-size: 0.72rem; font-weight: 600; white-space: nowrap; font-family: 'JetBrains Mono', monospace; }
@media (max-width: 640px) {
  .layers__item { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* ==========================================================================
   Keyboard Shortcuts
   ========================================================================== */
.shortcuts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.shortcut { display: flex; align-items: center; gap: 6px; padding: 16px 20px; border-radius: var(--radius); border: var(--border); background: rgba(255,255,255,0.02); transition: border-color var(--fast); }
.shortcut:hover { border-color: rgba(124,58,237,0.2); }
.shortcut span:not(.shortcut__label) { color: var(--subtle); font-size: 0.8rem; }
.shortcut__label { margin-left: auto; color: var(--muted); font-size: 0.82rem; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { max-width: 720px; margin: 0 auto; }
.faq__item { border-bottom: var(--border); }
.faq__q { width: 100%; text-align: left; background: transparent; border: 0; color: var(--fg); padding: 20px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-weight: 600; font-size: 0.95rem; cursor: pointer; font-family: var(--font-sans); line-height: 1.5; }
.faq__q:hover { color: var(--brand-light); }
.faq__icon { width: 24px; height: 24px; border-radius: 50%; border: var(--border-light); display: grid; place-items: center; flex-shrink: 0; position: relative; transition: transform var(--normal), border-color var(--normal); }
.faq__icon::before, .faq__icon::after { content: ''; position: absolute; background: var(--fg); border-radius: 1px; transition: transform var(--normal); }
.faq__icon::before { width: 10px; height: 2px; }
.faq__icon::after { width: 2px; height: 10px; }
.faq__a { color: var(--muted); font-size: 0.9rem; line-height: 1.7; max-height: 0; overflow: hidden; transition: max-height var(--slow), padding var(--normal); padding: 0; }
.faq__item.open .faq__a { max-height: 300px; padding-bottom: 20px; }
.faq__item.open .faq__icon { transform: rotate(45deg); border-color: var(--brand); }

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section { padding: clamp(3rem, 8vw, 6rem) 0; }
.cta__inner { text-align: center; padding: 64px 32px; border-radius: var(--radius-lg); border: var(--border-light); background: rgba(255,255,255,0.03); position: relative; overflow: hidden; }
.cta__glow { position: absolute; top: -50%; left: 50%; transform: translateX(-50%); width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(124,58,237,0.12), transparent 60%); pointer-events: none; }
.cta__inner h2 { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 8px; position: relative; }
.cta__inner p { color: var(--muted); margin-bottom: 24px; position: relative; }
.cta__buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; }

/* ==========================================================================
   Download Page
   ========================================================================== */
.download-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 24px; }
.download-card { border-radius: var(--radius-lg); border: var(--border); background: rgba(255,255,255,0.025); padding: 36px; position: relative; overflow: hidden; transition: transform var(--normal), border-color var(--normal); }
.download-card:hover { transform: translateY(-3px); border-color: rgba(124,58,237,0.15); }
.download-card--primary { border-color: rgba(124,58,237,0.25); background: rgba(124,58,237,0.04); }
.download-card__glow { position: absolute; top: -40%; left: -40%; width: 180%; height: 180%; background: radial-gradient(circle, rgba(124,58,237,0.06), transparent 50%); opacity: 0; transition: opacity var(--slow); pointer-events: none; }
.download-card:hover .download-card__glow { opacity: 1; }
.download-card__badge { position: absolute; top: 16px; right: 16px; padding: 4px 12px; border-radius: var(--radius-pill); background: var(--brand-gradient); color: #fff; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.04em; }
.download-card__icon { margin-bottom: 20px; }
.download-card h2 { font-size: 1.4rem; margin-bottom: 8px; }
.download-card__desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 20px; }
.download-card__features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.download-card__features li { display: flex; align-items: center; gap: 10px; font-size: 0.88rem; color: var(--fg); }
.download-card__btn { width: 100%; justify-content: center; }
.download-card__meta { margin-top: 14px; text-align: center; font-size: 0.78rem; color: var(--subtle); }
@media (max-width: 700px) {
  .download-grid { grid-template-columns: 1fr; }
}

/* Requirements */
.requirements-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.req-card { padding: 24px; border-radius: var(--radius); border: var(--border); background: rgba(255,255,255,0.02); text-align: center; }
.req-card__icon { color: var(--brand-light); margin: 0 auto 12px; display: flex; justify-content: center; }
.req-card h3 { font-size: 0.95rem; margin-bottom: 6px; }
.req-card p { color: var(--muted); font-size: 0.85rem; }

/* ==========================================================================
   Blog
   ========================================================================== */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.blog-card { border-radius: var(--radius-lg); border: var(--border); background: rgba(255,255,255,0.025); padding: 28px; position: relative; overflow: hidden; transition: transform var(--normal), border-color var(--normal); cursor: pointer; display: flex; flex-direction: column; }
.blog-card:hover { transform: translateY(-3px); border-color: rgba(124,58,237,0.2); }
.blog-card__glow { position: absolute; top: -40%; left: -40%; width: 180%; height: 180%; background: radial-gradient(circle, rgba(124,58,237,0.05), transparent 50%); opacity: 0; transition: opacity var(--slow); pointer-events: none; }
.blog-card:hover .blog-card__glow { opacity: 1; }
.blog-card__meta { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.blog-card__date { font-size: 0.78rem; color: var(--subtle); }
.blog-card__tag { padding: 3px 10px; border-radius: var(--radius-pill); background: rgba(124,58,237,0.1); color: var(--brand-light); font-size: 0.7rem; font-weight: 600; }
.blog-card__title { font-size: 1.15rem; margin-bottom: 10px; line-height: 1.4; }
.blog-card__excerpt { color: var(--muted); font-size: 0.85rem; line-height: 1.65; flex: 1; }
.blog-card__footer { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; padding-top: 14px; border-top: var(--border); }
.blog-card__read { font-size: 0.78rem; color: var(--subtle); }
.blog-card__arrow { color: var(--brand-light); font-size: 1.2rem; transition: transform var(--fast); }
.blog-card:hover .blog-card__arrow { transform: translateX(4px); }
.blog-note { margin-top: 32px; }

/* ==========================================================================
   Prose (Privacy Policy, etc.)
   ========================================================================== */
.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { font-family: var(--font-display); font-size: 1.3rem; margin: 40px 0 12px; padding-top: 24px; border-top: var(--border); }
.prose h2:first-of-type { border-top: none; padding-top: 0; margin-top: 24px; }
.prose p { color: var(--muted); font-size: 0.92rem; line-height: 1.75; margin-bottom: 14px; }
.prose ul, .prose ol { color: var(--muted); font-size: 0.92rem; line-height: 1.75; padding-left: 24px; margin-bottom: 14px; }
.prose li { margin-bottom: 8px; }
.prose a { color: var(--brand-light); text-decoration: underline; text-underline-offset: 3px; }
.prose__notice { display: flex; gap: 14px; padding: 18px 20px; border-radius: var(--radius); margin: 24px 0; font-size: 0.88rem; line-height: 1.65; }
.prose__notice svg { flex-shrink: 0; margin-top: 2px; }
.prose__notice--info { background: rgba(14,165,233,0.08); border: 1px solid rgba(14,165,233,0.2); color: var(--info); }
.prose__notice--info div { color: var(--fg); }
.prose__notice--success { background: rgba(16,185,129,0.08); border: 1px solid rgba(16,185,129,0.2); color: var(--success); }
.prose__notice--success div { color: var(--fg); }
.prose__notice--warning { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.2); color: var(--warning); }
.prose__notice--warning div { color: var(--fg); }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { border-top: var(--border); padding: 48px 0 24px; margin-top: 0; color: var(--subtle); }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; }
.footer__brand { }
.footer__desc { color: var(--subtle); font-size: 0.85rem; margin-top: 12px; max-width: 28ch; }
.footer__col { display: flex; flex-direction: column; gap: 10px; }
.footer__title { font-size: 0.82rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.footer__col a { font-size: 0.88rem; color: var(--subtle); }
.footer__col a:hover { color: var(--fg); }
.footer__bottom { margin-top: 32px; padding-top: 20px; border-top: var(--border); font-size: 0.82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Toast
   ========================================================================== */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 10000; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.toast { padding: 14px 20px; border-radius: var(--radius); backdrop-filter: blur(16px); border: var(--border-light); font-size: 0.88rem; display: flex; align-items: center; gap: 10px; transform: translateX(120%); transition: transform var(--normal); pointer-events: auto; }
.toast.show { transform: translateX(0); }
.toast-success { background: rgba(16,185,129,0.15); color: var(--success); }
.toast-error { background: rgba(239,68,68,0.15); color: var(--danger); }
.toast-info { background: rgba(14,165,233,0.15); color: var(--info); }
.toast-content { flex: 1; }
.toast-close { background: none; border: none; color: inherit; cursor: pointer; font-size: 1.2rem; padding: 0 4px; opacity: 0.6; }
.toast-close:hover { opacity: 1; }

/* ==========================================================================
   Reveal Animations
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s cubic-bezier(0.5,0,0,1), transform 0.7s cubic-bezier(0.5,0,0,1); }
.reveal.in-view { opacity: 1; transform: none; }

/* ==========================================================================
   Utility
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .aurora__blob { animation: none; }
}