:root {
  --bg: #0A0A0B;
  --bg-alt: #111113;
  --card: #141416;
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-hover: rgba(85, 255, 85, 0.35);
  --text: #FFFFFF;
  --text-dim: #CFCFCF;
  --text-muted: #8A8A8E;
  --green: #55FF55;
  --green-soft: #7CFF7C;
  --green-hover: #44DD44;
  --border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Subtle noise texture overlay — one static layer, zero JS/GPU cost */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}
@media (max-width: 640px) {
  .container { padding: 0 20px; }
}

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 68px;
  z-index: 1000;
  background: transparent;
  transition: background-color 0.25s ease, border-color 0.25s ease, backdrop-filter 0.25s ease;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  height: 100%;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media (max-width: 640px) { .nav-inner { padding: 0 20px; } }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.brand img { width: 32px; height: 32px; border-radius: 9px; }
.brand .green { color: var(--green); }

.nav-links { display: flex; gap: 8px; }
.nav-auth { display: flex; align-items: center; gap: 10px; }
.nav-auth .nav-login-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dim);
  padding: 8px 14px;
  border-radius: 8px;
  transition: color 0.2s ease, background-color 0.2s ease;
}
.nav-auth .nav-login-link:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-auth .nav-signup-btn {
  font-size: 13.5px;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: 10px;
  background: linear-gradient(135deg, #7CFF7C, var(--green));
  color: #06120A;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.nav-auth .nav-signup-btn:hover {
  box-shadow: 0 6px 20px rgba(85, 255, 85, 0.32);
  transform: translateY(-1px);
}
@media (max-width: 768px) { .nav-auth { display: none; } }
.nav-links a {
  position: relative;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dim);
  padding: 8px 14px;
  border-radius: 8px;
  transition: color 0.2s ease, background-color 0.2s ease;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 4px;
  height: 2px;
  background: var(--green);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--text); }

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 8px;
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: block; }
}

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  overflow: hidden;
  padding: 15px 34px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.16,1,0.3,1), box-shadow 0.25s ease, background-color 0.2s ease, border-color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  isolation: isolate;
}
.btn:active { transform: scale(0.96); }
.btn-primary {
  background: linear-gradient(135deg, var(--green-soft), var(--green));
  color: #06120A;
  box-shadow: 0 0 0 rgba(85,255,85,0);
}
.btn-primary:hover {
  box-shadow: 0 8px 28px rgba(85, 255, 85, 0.35);
  transform: translateY(-2px);
}
.btn-secondary {
  background: rgba(255,255,255,0.06);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.14);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.11);
  border-color: rgba(255,255,255,0.24);
  transform: translateY(-2px);
}
.btn-disabled {
  background: rgba(255,255,255,0.05);
  color: var(--text-muted);
  border: 1px solid rgba(255,255,255,0.08);
  cursor: not-allowed;
}
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  background: rgba(255,255,255,0.45);
  pointer-events: none;
  animation: rippleAnim 0.55s ease-out forwards;
}
@keyframes rippleAnim {
  to { transform: scale(2.6); opacity: 0; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 620px;
  overflow: hidden;
}
.hero img.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,11,0.6) 0%, rgba(10,10,11,0.55) 40%, rgba(10,10,11,0.95) 100%);
}
.hero-glow {
  position: absolute;
  top: 8%;
  left: 50%;
  width: 900px;
  height: 900px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(85,255,85,0.16) 0%, rgba(85,255,85,0) 65%);
  animation: glowPulse 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.7; transform: translateX(-50%) scale(1); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.08); }
}
.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 24px;
}
.hero-content > * {
  opacity: 0;
  transform: translateY(18px);
  animation: heroFadeUp 0.7s cubic-bezier(0.16,1,0.3,1) forwards;
}
.hero-content .badge { animation-delay: 0.05s; }
.hero-content h1 { animation-delay: 0.15s; }
.hero-content p.sub { animation-delay: 0.25s; }
.hero-content .hero-ctas { animation-delay: 0.35s; }
.hero-content .search-wrap { animation-delay: 0.45s; }
.hero-content .stats-row { animation-delay: 0.55s; }
@keyframes heroFadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(85, 255, 85, 0.08);
  border: 1px solid rgba(85, 255, 85, 0.25);
  color: var(--green-soft);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 22px;
}
.badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
}

.hero-content h1 {
  font-size: clamp(42px, 8vw, 76px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin: 0;
  text-shadow: 0 4px 50px rgba(0,0,0,0.55);
}
.hero-content p.sub {
  margin: 20px auto 0;
  max-width: 560px;
  font-size: 18px;
  line-height: 1.65;
  color: var(--text-dim);
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 36px;
}

.search-wrap {
  margin-top: 32px;
  max-width: 640px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}
.search-wrap input {
  width: 100%;
  padding: 16px 24px 16px 52px;
  border-radius: 16px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text);
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.search-wrap input::placeholder { color: var(--text-muted); }
.search-wrap input:focus { border-color: rgba(85,255,85,0.45); background: rgba(255,255,255,0.09); }
.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 44px;
}
.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px 30px;
  border-radius: 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  min-width: 110px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.stat-card:hover { border-color: rgba(85,255,85,0.3); transform: translateY(-2px); }
.stat-card .value { font-size: 26px; font-weight: 800; color: var(--green); letter-spacing: -0.02em; }
.stat-card .label { font-size: 11px; font-weight: 600; color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; position: relative; z-index: 1; }
.section.alt { background: var(--bg-alt); }
.section-header { margin-bottom: 48px; }
.section-header h2 {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}
.section-header p {
  margin: 8px 0 0;
  color: var(--text-muted);
  font-size: 15px;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(85,255,85,0.35), transparent);
  border: none;
  margin: 0;
}

/* ---------- Grid / Cards ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
  padding: 0;
}
@media (max-width: 768px) {
  .grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; gap: 20px; padding: 0; }
}

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.25);
  transition: transform 0.3s cubic-bezier(0.16,1,0.3,1), border-color 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(85,255,85,0.5), rgba(85,255,85,0));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.card:hover {
  transform: translateY(-6px) scale(1.015);
  border-color: var(--card-border-hover);
  box-shadow: 0 16px 40px rgba(0,0,0,0.45), 0 0 24px rgba(85,255,85,0.08);
}
.card:hover::before { opacity: 1; }

.card .thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0f0f0f;
  position: relative;
}
.card .thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}
.card:hover .thumb img { transform: scale(1.06); }
.card .thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.45) 100%);
}
.card .thumb .badge-tag {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 2;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  background: rgba(10, 10, 11, 0.72);
  border: 1px solid rgba(255,255,255,0.14);
  backdrop-filter: blur(6px);
  padding: 5px 11px;
  border-radius: 999px;
}

.card .body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; gap: 0; }
.card .cat {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--green);
  display: inline-block;
  margin-bottom: 10px;
}
.card h3 { font-size: 18px; font-weight: 700; margin: 0; letter-spacing: -0.01em; line-height: 1.3; }
.card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 10px 0 0;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card .meta {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  transition: gap 0.2s ease, color 0.2s ease;
}
.card:hover .meta { gap: 10px; color: var(--green-soft); }

/* ---------- Footer ---------- */
footer {
  position: relative;
  z-index: 1;
  padding: 64px 0 0;
  background: var(--bg-alt);
}
.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
}
.footer-tagline {
  margin-top: 16px;
  font-size: 14px;
  color: var(--text-muted);
  max-width: 280px;
  line-height: 1.6;
}
.footer-col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  margin: 0 0 16px;
  color: var(--text-dim);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-col a:hover { color: var(--text); padding-left: 4px; }
.footer-bottom {
  margin-top: 48px;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 24px 0;
}
.footer-bottom p { font-size: 12px; color: #666666; margin: 0; text-align: center; }

/* ---------- Item Detail Page ---------- */
.detail-main {
  max-width: 900px;
  margin: 0 auto;
  padding: 132px 24px 96px;
  position: relative;
  z-index: 1;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 32px;
  transition: color 0.2s ease, gap 0.2s ease;
}
.back-link:hover { color: var(--text); gap: 10px; }
.detail-card {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--card-border);
  background: var(--card);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}
.detail-card .thumb { aspect-ratio: 16/9; overflow: hidden; }
.detail-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.detail-body { padding: 32px; }
.detail-body .cat { font-size: 12px; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase; color: var(--green); }
.detail-body h1 { font-size: clamp(28px, 4vw, 36px); font-weight: 800; letter-spacing: -0.02em; margin: 8px 0 0; }
.detail-body .desc { margin-top: 16px; font-size: 16px; color: var(--text-dim); line-height: 1.7; }
.detail-body .cta { margin-top: 32px; }
.related { margin-top: 64px; }
.related h2 { font-size: 20px; font-weight: 700; margin: 0 0 24px; }
.related .grid { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 700px) {
  .related .grid { grid-template-columns: 1fr; }
}

/* ---------- Mobile Menu ---------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 1001;
  visibility: hidden;
  pointer-events: none;
}
.mobile-menu.open { visibility: visible; pointer-events: auto; }
.mobile-menu .backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.6);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.mobile-menu.open .backdrop { opacity: 1; }
.mobile-menu .panel {
  position: absolute;
  right: 0; top: 0;
  width: 260px;
  height: 100%;
  background: var(--bg);
  border-left: 1px solid rgba(255,255,255,0.08);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16,1,0.3,1);
}
.mobile-menu.open .panel { transform: translateX(0); }
.mobile-menu .panel button.close {
  align-self: flex-end;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 8px;
  margin-bottom: 24px;
}
.mobile-menu .panel a {
  padding: 12px 4px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color 0.2s ease;
}
.mobile-menu .panel a:hover { color: var(--green-soft); }