/* ============================================
   LLL Tracking — Main Styles
   ============================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #060b14;
  --bg2: #0d1421;
  --bg3: #111d2e;
  --card: #0f1c2e;
  --card-border: rgba(255,255,255,0.07);
  --accent: #10b981;
  --accent-dark: #059669;
  --accent2: #3b82f6;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --muted2: #64748b;
  --danger: #ef4444;
  --radius: 16px;
  --radius-sm: 10px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ============ NAV ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6,11,20,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--text);
}

.logo span {
  color: var(--accent);
}

/* ============ HEADER ============ */
.header {
  text-align: center;
  padding: 90px 24px 70px;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(16,185,129,0.13) 0%, transparent 60%),
    var(--bg);
}

.header h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subheadline {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ============ SECTION COMMONS ============ */
section {
  padding: 80px 24px;
}

.section-label {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

section h2 {
  text-align: center;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.8px;
  margin-bottom: 12px;
}

.section-sub {
  text-align: center;
  color: var(--muted);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto 56px;
}

/* ============ PRODUCTS ============ */
.products {
  background: var(--bg2);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto 48px;
}

.product-card {
  background: var(--card);
  border: 2px solid var(--card-border);
  border-radius: var(--radius);
  padding: 36px;
  position: relative;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s, box-shadow 0.2s;
}

.product-card:hover {
  border-color: rgba(16,185,129,0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(16,185,129,0.08);
}

.product-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.15), 0 8px 32px rgba(16,185,129,0.12);
}

.product-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.product-icon {
  font-size: 2.4rem;
  margin-bottom: 16px;
  line-height: 1;
}

.product-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}

.product-price {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 12px;
  letter-spacing: -1px;
  line-height: 1;
}
.product-price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
}

.product-desc {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.product-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.product-features li {
  font-size: 0.88rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.product-discount {
  font-size: 0.82rem;
  color: var(--accent);
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: 6px;
  padding: 7px 12px;
  margin-bottom: 14px;
}

.btn-select {
  width: 100%;
  padding: 13px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--card-border);
  background: transparent;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-select:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(16,185,129,0.06);
}

.product-card.selected .btn-select {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ============ ORDER FORM ============ */
.order-form {
  max-width: 580px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 36px;
  display: none;
}

.order-form.visible {
  display: block;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.order-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--card-border);
}

.order-product-name {
  font-size: 1rem;
  font-weight: 700;
}

.order-price-per {
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 600;
}

.order-fields {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--card-border);
  background: var(--bg3);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus {
  border-color: var(--accent);
}

.form-group input::placeholder {
  color: var(--muted2);
}

.qty-wrapper {
  position: relative;
}

.qty-wrapper input {
  padding-right: 60px;
}

.qty-unit {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: var(--muted2);
  pointer-events: none;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--muted2);
}

.order-total {
  background: var(--bg3);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}

#total-label {
  font-size: 0.9rem;
  color: var(--muted);
}

.total-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
}

.total-breakdown {
  font-size: 0.82rem;
  color: var(--muted2);
  margin-top: 6px;
}

.btn-checkout {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  margin-bottom: 14px;
}

.btn-checkout:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-checkout:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--muted2);
}

.error-msg {
  margin-top: 12px;
  color: var(--danger);
  font-size: 0.85rem;
  text-align: center;
  min-height: 20px;
}

/* ============ FAQ ============ */
.faq {
  background: var(--bg);
}

.faq-list {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition: color 0.2s;
}

.faq-q:hover { color: var(--accent); }

.faq-icon {
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--muted);
  transition: transform 0.2s, color 0.2s;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-q.open .faq-icon {
  transform: rotate(45deg);
  color: var(--accent);
}

.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-a.open {
  max-height: 200px;
  padding: 0 24px 20px;
}

/* ============ STATE SELECTOR ============ */
.state-selector {
  border: 1.5px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg3);
  overflow: hidden;
}

.state-all-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--card-border);
  user-select: none;
}

.state-all-toggle input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.state-grid {
  display: none;
  padding: 14px 16px;
}

.state-grid.visible {
  display: block;
}

.state-select-action {
  background: none;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.75rem;
  font-family: inherit;
  padding: 4px 10px;
  cursor: pointer;
  margin-right: 6px;
  margin-bottom: 12px;
  transition: border-color 0.2s, color 0.2s;
}

.state-select-action:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.state-checkboxes {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  max-height: 200px;
  overflow-y: auto;
}

.state-checkboxes::-webkit-scrollbar { width: 4px; }
.state-checkboxes::-webkit-scrollbar-track { background: transparent; }
.state-checkboxes::-webkit-scrollbar-thumb { background: var(--card-border); border-radius: 2px; }

.state-chk-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  font-size: 0.78rem;
  color: var(--muted);
  cursor: pointer;
  padding: 5px 4px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
  user-select: none;
}

.state-abbr {
  font-weight: 600;
  font-size: 0.78rem;
}

.state-count {
  font-size: 0.6rem;
  color: var(--muted2);
  line-height: 1;
}

.state-chk-label:hover {
  background: rgba(16,185,129,0.08);
  color: var(--text);
}

.state-chk-label input[type="checkbox"] {
  width: 13px;
  height: 13px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .product-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }
  .header { padding: 60px 20px 50px; }
  .product-card { padding: 28px 24px; }
  .order-form { max-width: 100%; }
}

@media (max-width: 480px) {
  section { padding: 56px 16px; }
  .header { padding: 48px 16px 40px; }
  .subheadline { font-size: 1rem; }

  .product-grid { gap: 16px; }
  .product-card { padding: 22px 18px; }
  .product-price { font-size: 2.2rem; }
  .product-badge { font-size: 0.65rem; padding: 3px 8px; }
  .product-card h3 { font-size: 1.1rem; }

  .order-form { padding: 22px 16px; }
  .order-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .order-product-name { font-size: 0.95rem; }

  .faq-q { padding: 16px 18px; font-size: 0.9rem; }
  .faq-a { padding: 0 18px; }
  .faq-a.open { padding: 0 18px 16px; }

  .section-sub { margin-bottom: 36px; }
  .btn-checkout { font-size: 0.95rem; padding: 15px; }
  .total-amount { font-size: 1.3rem; }
  .state-checkboxes { grid-template-columns: repeat(4, 1fr); }
}