:root {
  --bg: #07111f;
  --panel: rgba(255,255,255,.08);
  --panel2: rgba(255,255,255,.12);
  --text: #f7fbff;
  --muted: #b8c4d6;
  --orange: #ff9b21;
  --gold: #ffd166;
  --blue: #25b7ff;
  --green: #38d68c;
  --border: rgba(255,255,255,.12);
  --shadow: 0 24px 80px rgba(0,0,0,.35);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255,155,33,.23), transparent 34rem),
    radial-gradient(circle at top right, rgba(37,183,255,.14), transparent 34rem),
    var(--bg);
}

a { color: inherit; text-decoration: none; }
button { font: inherit; }

.tdx-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(18px, 5vw, 72px);
  background: rgba(7,17,31,.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
}

.tdx-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
}

.tdx-logo {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--orange), #ff4f1f);
  color: #111827;
  font-weight: 950;
  letter-spacing: -.05em;
}

.tdx-topbar nav {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.tdx-topbar nav a.active,
.tdx-topbar nav a:hover {
  color: white;
}

.portal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: clamp(26px, 6vw, 70px);
  align-items: center;
  padding: clamp(52px, 7vw, 96px) clamp(18px, 5vw, 72px);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .15em;
  font-size: 12px;
  font-weight: 900;
  color: var(--orange);
  margin: 0 0 10px;
}

.portal-hero h1 {
  font-size: clamp(40px, 7vw, 84px);
  line-height: .94;
  letter-spacing: -.06em;
  margin: 0 0 20px;
}

.portal-hero p,
.section-head p,
.mall-strip p,
.muted {
  color: var(--muted);
  line-height: 1.55;
}

.phone-preview {
  display: grid;
  place-items: center;
}

.phone-screen {
  width: min(360px, 86vw);
  min-height: 620px;
  border: 14px solid #05070c;
  border-radius: 46px;
  padding: 26px 18px;
  background: linear-gradient(160deg, #0c1d35, #101827 60%, #3b1800);
  box-shadow: var(--shadow);
}

.phone-head {
  display: flex;
  justify-content: space-between;
  padding: 15px;
  border-radius: 20px;
  background: rgba(255,255,255,.1);
  border: 1px solid var(--border);
}

.phone-head strong { color: var(--orange); }
.phone-head small { color: var(--muted); }

.phone-banner {
  margin: 18px 0;
  min-height: 150px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,155,33,.5), rgba(37,183,255,.18));
}

.phone-banner span { color: #ffe8c4; }
.phone-banner strong { font-size: 25px; line-height: 1.1; margin-top: 7px; }

.phone-icons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 11px;
}

.phone-icons button {
  border: 0;
  min-height: 82px;
  border-radius: 18px;
  background: rgba(255,255,255,.12);
  color: white;
  font-weight: 900;
  cursor: pointer;
}

.portal-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 22px;
  padding: 20px clamp(18px, 5vw, 72px) 72px;
}

.portal-menu {
  position: sticky;
  top: 94px;
  align-self: start;
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: 28px;
  background: rgba(255,255,255,.07);
  border: 1px solid var(--border);
}

.menu-btn,
.back-btn {
  border: 1px solid var(--border);
  background: rgba(255,255,255,.08);
  color: var(--muted);
  border-radius: 17px;
  padding: 13px 14px;
  cursor: pointer;
  text-align: left;
}

.menu-btn.active,
.menu-btn.clickable,
.back-btn {
  color: white;
}

.menu-btn.clickable {
  border-color: rgba(255,155,33,.5);
}

.menu-btn.active {
  background: var(--orange);
  color: #111827;
  font-weight: 950;
}

.portal-content {
  min-height: 600px;
  border-radius: 34px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  padding: clamp(20px, 4vw, 34px);
}

.section-head {
  max-width: 900px;
  margin-bottom: 26px;
}

.section-head h2,
.mall-strip h2,
.modal-card h2 {
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1;
  letter-spacing: -.045em;
  margin: 0 0 12px;
}

.main-category-grid,
.subcategory-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.main-card,
.sub-card {
  min-height: 210px;
  border-radius: 26px;
  padding: 20px;
  background: linear-gradient(145deg, rgba(255,255,255,.1), rgba(255,255,255,.05));
  border: 1px solid var(--border);
  box-shadow: 0 18px 55px rgba(0,0,0,.18);
  cursor: default;
}

.clickable-card,
.sub-card {
  cursor: pointer;
  border-color: rgba(255,155,33,.42);
}

.clickable-card:hover,
.sub-card:hover,
.phone-icons button:hover {
  transform: translateY(-3px);
  border-color: rgba(255,155,33,.75);
}

.main-card h3,
.sub-card h3 {
  font-size: 25px;
  margin: 18px 0 10px;
  letter-spacing: -.035em;
}

.main-card p,
.sub-card p {
  color: var(--muted);
  line-height: 1.45;
  margin: 0;
}

.card-badge {
  display: inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255,155,33,.16);
  color: var(--orange);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 950;
}

.muted-badge {
  background: rgba(255,255,255,.09);
  color: var(--muted);
}

.sub-card {
  min-height: 180px;
  position: relative;
  overflow: hidden;
}

.sub-card::after {
  content: "Play clip";
  position: absolute;
  right: 16px;
  bottom: 16px;
  color: var(--orange);
  font-weight: 950;
}

.back-btn {
  display: inline-flex;
  margin-bottom: 22px;
  background: rgba(255,155,33,.14);
}

.mall-strip {
  margin: 0 clamp(18px, 5vw, 72px) 72px;
  padding: clamp(24px, 5vw, 42px);
  border-radius: 34px;
  background: rgba(255,255,255,.07);
  border: 1px solid var(--border);
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 24px;
}

.mall-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.mall-mini-grid div {
  min-height: 86px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 14px;
  border-radius: 20px;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--border);
  font-weight: 850;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  place-items: center;
  padding: 20px;
  background: rgba(0,0,0,.75);
}

.modal.open { display: grid; }

.modal-card {
  width: min(980px, 96vw);
  max-height: 90vh;
  overflow: auto;
  position: relative;
  padding: 26px;
  border-radius: 32px;
  background: #0b1728;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  border: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  color: white;
  font-size: 26px;
  cursor: pointer;
}

.sponsor-note {
  display: grid;
  gap: 4px;
  padding: 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(255,155,33,.22), rgba(255,255,255,.06));
  border: 1px solid rgba(255,155,33,.28);
  margin-bottom: 18px;
}

.sponsor-note span {
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  font-weight: 950;
}

video {
  width: 100%;
  max-height: 64vh;
  display: block;
  border-radius: 20px;
  background: black;
  margin-top: 14px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  z-index: 120;
  padding: 14px 18px;
  border-radius: 999px;
  background: white;
  color: #07111f;
  font-weight: 900;
  box-shadow: var(--shadow);
  pointer-events: none;
  transition: .25s ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.hidden { display: none !important; }

@media (max-width: 1100px) {
  .main-category-grid,
  .subcategory-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .portal-shell,
  .mall-strip,
  .portal-hero {
    grid-template-columns: 1fr;
  }

  .portal-menu {
    position: static;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .tdx-topbar nav { display: none; }

  .main-category-grid,
  .subcategory-grid,
  .mall-mini-grid,
  .portal-menu {
    grid-template-columns: 1fr;
  }

  .phone-screen {
    min-height: 540px;
  }
}

.detail-card::after {
  content: "Open";
}

.detail-modal-card {
  width: min(1040px, 96vw);
}

.storefront {
  margin-top: 22px;
}

.store-hero {
  display: grid;
  grid-template-columns: 1fr 110px;
  gap: 18px;
  align-items: center;
  padding: 22px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,155,33,.22), rgba(37,183,255,.13));
  border: 1px solid rgba(255,255,255,.14);
}

.store-hero span {
  display: inline-flex;
  margin-bottom: 10px;
  color: #ff9b21;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
}

.store-hero h3 {
  margin: 0 0 8px;
  font-size: clamp(26px, 4vw, 44px);
  letter-spacing: -.04em;
}

.store-hero p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.store-logo {
  display: grid;
  place-items: center;
  width: 96px;
  height: 96px;
  border-radius: 24px;
  background: #ff9b21;
  color: #07111f;
  font-weight: 950;
  font-size: 24px;
}

.product-sim-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.product-sim-card {
  padding: 16px;
  border-radius: 20px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
}

.product-icon {
  display: grid;
  place-items: center;
  height: 82px;
  border-radius: 16px;
  background: rgba(255,255,255,.1);
  color: #ffd166;
  font-weight: 900;
  margin-bottom: 12px;
}

.product-sim-card h4 {
  margin: 0 0 6px;
  font-size: 18px;
}

.product-sim-card strong {
  color: #ffd166;
}

.product-sim-card p {
  color: var(--muted);
  line-height: 1.45;
  margin-bottom: 0;
}

.order-sim-box {
  margin-top: 18px;
  padding: 20px;
  border-radius: 22px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
}

.order-sim-box h3 {
  margin: 0 0 8px;
}

.order-sim-box p {
  color: var(--muted);
}

.fake-action-btn {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  background: linear-gradient(135deg, #ff9b21, #ffd166);
  color: #07111f;
  font-weight: 950;
  cursor: pointer;
}

.detail-card::after {
  content: "Open";
}

@media (max-width: 900px) {
  .store-hero {
    grid-template-columns: 1fr;
  }

  .product-sim-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 580px) {
  .product-sim-grid {
    grid-template-columns: 1fr;
  }
}