:root {
  --zt-red: #d94a3a;
  --zt-black: #12151c;
  --zt-ink: #20242b;
  --zt-soft: #f3f6fb;
  --surface: #ffffff;
  --surface-soft: #fbfbfc;
  --border: #e7e9ec;
  --border-soft: #eff1f3;
  --text-2: #5b6270;
  --text-3: #9aa1ac;
  --accent: #3d63dd;
  --accent-soft: #eaf0ff;
  --info: #2f80ed;
  --good: #3e9c7f;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-1: 0 1px 2px rgba(20,24,31,.04), 0 1px 1px rgba(20,24,31,.03);
  --shadow-2: 0 8px 24px -8px rgba(20,24,31,.10), 0 2px 6px -2px rgba(20,24,31,.06);
}

body {
  background:
    radial-gradient(circle at 15% 8%, rgba(61,99,221,.10), transparent 28%),
    radial-gradient(circle at 90% 15%, rgba(217,74,58,.08), transparent 30%),
    var(--zt-soft);
  color: var(--zt-ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, .navbar-brand {
  font-family: 'Outfit', 'Inter', sans-serif;
}

.app-nav {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: var(--shadow-1);
}

.app-nav .navbar-brand,
.app-nav .nav-link {
  color: var(--zt-ink) !important;
}

.app-nav .navbar-brand::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 28px;
  margin-right: 10px;
  vertical-align: -8px;
  border-radius: 9px;
  background: linear-gradient(155deg, #3d63dd, #12151c);
}

.navbar-toggler {
  border-color: var(--border);
}

.navbar-toggler-icon {
  filter: invert(1);
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 999px;
  padding: 8px 12px !important;
}

.nav-link:hover {
  background: var(--accent-soft);
}

.nav-locked {
  color: var(--text-3) !important;
}

.ui-icon {
  flex-shrink: 0;
  vertical-align: -3px;
}

.app-shell {
  padding: 28px;
  max-width: 1320px;
  margin: 0 auto;
}

.card, .table, .form-control, .form-select, .btn {
  border-radius: var(--radius-sm);
}

.card {
  border: 1px solid var(--border-soft) !important;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}

.form-control, .form-select {
  border-color: var(--border);
  padding: 10px 12px;
}

.stat-card {
  border: 0;
  box-shadow: var(--shadow-1);
  transition: transform .15s ease, box-shadow .15s ease;
}

.stat-card:hover, .product-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.btn-primary, .btn-danger {
  background: linear-gradient(135deg, var(--zt-black), #293348);
  border-color: var(--zt-black);
}

.btn-primary:hover, .btn-danger:hover {
  background: #2e333c;
  border-color: #2e333c;
}

.btn-outline-dark {
  border-color: var(--border);
  color: var(--zt-ink);
}

.auth-wrap {
  max-width: 460px;
  margin: 7vh auto;
}

.auth-wrap .card {
  border-radius: 24px;
}

.public-hero {
  min-height: 62vh;
  background: linear-gradient(rgba(0,0,0,.62), rgba(0,0,0,.62)), var(--hero-image);
  background-size: cover;
  background-position: center;
  color: #fff;
  display: grid;
  align-items: center;
}

.public-logo {
  width: 92px;
  height: 92px;
  object-fit: cover;
  border-radius: 8px;
  border: 3px solid #fff;
}

.item-img, .product-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
  display: block;
  background: var(--accent-soft);
}

.product-thumb-empty {
  display: grid;
  place-items: center;
  color: var(--text-3);
  font-weight: 600;
}

.product-card {
  transition: transform .15s ease, box-shadow .15s ease;
}

.package-grid {
  align-items: stretch;
}

.package-card {
  min-height: 430px;
  display: flex;
  flex-direction: column;
}

.package-card .card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.package-title-row {
  min-height: 74px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.package-title-row h2,
.package-title-row h3 {
  font-size: 1.15rem;
  line-height: 1.25;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.package-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  background: #fff;
  border-top: 1px solid var(--border-soft);
  padding: 14px;
}

.package-actions .btn {
  justify-content: center;
  min-height: 42px;
}

.price-pill {
  flex-shrink: 0;
  align-self: start;
  padding: 5px 10px;
  border-radius: 999px;
  background: #fbeeec;
  color: var(--zt-red);
  font-size: 12px;
  font-weight: 700;
}

.public-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.public-nav-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
}

.product-hero {
  min-height: 58vh;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-size: 12px;
}

.pdf-frame {
  width: 100%;
  height: 78vh;
  border: 0;
}

.home-hero {
  min-height: 62vh;
}

.home-kicker {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.home-panel .mini-metric {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border-soft);
}

.home-panel .mini-metric:last-child {
  border-bottom: 0;
}

.home-panel .mini-metric span {
  color: var(--text-2);
}

.zt-hero {
  min-height: 72vh;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr);
  align-items: center;
  gap: 34px;
  padding: 52px 0 42px;
}

.zt-hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 5.5rem);
  line-height: .94;
  letter-spacing: -0.04em;
  max-width: 900px;
}

.zt-hero-copy p {
  font-size: 1.08rem;
  color: var(--text-2);
  max-width: 720px;
}

.zt-hero-board {
  border-radius: 28px;
  border: 1px solid rgba(255,255,255,.7);
  background: linear-gradient(160deg, rgba(255,255,255,.92), rgba(255,255,255,.68));
  box-shadow: 0 24px 70px rgba(20,24,31,.14);
  padding: 18px;
}

.board-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  background: var(--zt-black);
  color: #fff;
}

.board-top span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

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

.board-grid div {
  min-height: 128px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--border-soft);
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.board-grid svg {
  color: var(--accent);
}

.board-grid span {
  color: var(--text-3);
  font-size: 12px;
}

.zt-feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 42px;
}

.zt-feature-strip div {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255,255,255,.84);
  border: 1px solid var(--border-soft);
}

.zt-feature-strip svg {
  color: var(--accent);
}

.zt-feature-strip span {
  color: var(--text-3);
  font-size: 12px;
  margin-left: auto;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.section-head > span {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(155deg, var(--accent), var(--zt-black));
}

.section-head h2 {
  margin: 0;
  font-size: 1.8rem;
}

.section-head p {
  margin: 0;
  color: var(--text-2);
}

.locked-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border-radius: 20px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
}

.locked-banner span {
  display: block;
  color: #9a3412;
  opacity: .78;
}

.tool-card {
  height: 100%;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

.tool-card .ui-icon {
  color: var(--accent);
}

.tool-card.is-locked {
  background: repeating-linear-gradient(135deg, #fff, #fff 12px, #fafafa 12px, #fafafa 24px);
  opacity: .8;
}

.tool-card.is-locked .ui-icon {
  color: var(--text-3);
}

.fade-up {
  animation: fadeUp .45s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .app-shell {
    padding: 16px;
  }
  .zt-hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 30px;
  }
  .zt-feature-strip {
    grid-template-columns: 1fr;
  }
  .zt-feature-strip span {
    margin-left: 0;
  }
  .board-grid {
    grid-template-columns: 1fr;
  }
}