:root {
  --bg-parchment: #FEF0E0;
  --bg-card: rgba(255, 248, 238, 0.92);
  --bg-card-solid: #FFF8EE;
  --rust-primary: #9E3B18;
  --rust-dot: #B83E16;
  --rust-hover: #7D2D10;
  --text-espresso: #241208;
  --text-brown: #5C4332;
  --border-warm: #E6CCB4;
  --border-strong: #D9A77C;
  --gold-badge: #D97706;
  --green-unlocked: #15803D;
  --bkash-pink: #E2136E;
  --nagad-orange: #F7941D;
  --rocket-purple: #8C3494;
}

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

body {
  background-color: var(--bg-parchment);
  background-image:
    radial-gradient(circle at 12% 18%, rgba(252, 226, 196, 0.65) 0%, transparent 45%),
    radial-gradient(circle at 88% 80%, rgba(246, 198, 156, 0.45) 0%, transparent 50%);
  color: var(--text-espresso);
  font-family: 'Inter', 'Hind Siliguri', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(254, 240, 224, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-warm);
  padding: 12px 24px;
}

.navbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-espresso);
}

.brand-logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, #FCE2C4, #F6C69C);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
  color: var(--rust-primary);
  box-shadow: 0 3px 8px rgba(139, 69, 19, 0.16);
}

.brand-title {
  font-family: 'Georgia', serif;
  font-style: italic;
  font-weight: 700;
  font-size: 24px;
  color: var(--text-espresso);
}

.brand-version {
  background: rgba(255, 248, 238, 0.85);
  border: 1px solid var(--border-strong);
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-brown);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.account-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card-solid);
  border: 1px solid var(--border-strong);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--text-espresso);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #B83E16, #8F2F0E);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(158, 59, 24, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(158, 59, 24, 0.35);
}

.btn-outline {
  background: var(--bg-card-solid);
  color: var(--rust-primary);
  border: 1px solid var(--border-strong);
}

.btn-outline:hover {
  background: #FCE2C4;
}

/* Hero Banner matching Kobitto Home Screen */
.hero-wrapper {
  max-width: 1180px;
  margin: 24px auto 0;
  padding: 0 20px;
}

.hero-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1.5px solid var(--border-strong);
  background: linear-gradient(180deg, #F6D5B0 0%, #FEF0E0 100%);
  box-shadow: 0 12px 32px rgba(92, 67, 50, 0.14);
}

.hero-banner-img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  display: block;
}

.hero-overlay {
  padding: 28px 32px;
  background: linear-gradient(180deg, rgba(254, 240, 224, 0.85) 0%, #FEF0E0 100%);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.hero-text h1 {
  font-family: 'Georgia', serif;
  font-style: italic;
  font-size: clamp(28px, 4vw, 40px);
  color: var(--text-espresso);
  margin-bottom: 6px;
}

.hero-text p {
  color: var(--text-brown);
  font-size: 15.5px;
  max-width: 680px;
}

.section-container {
  max-width: 1180px;
  margin: 32px auto;
  padding: 0 20px;
}

.rust-section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.rust-section-header h2 {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.9px;
  text-transform: uppercase;
  color: var(--rust-primary);
}

.rust-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--rust-dot);
}

/* Bundle Cards */
.bundles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(265px, 1fr));
  gap: 18px;
}

.bundle-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-warm);
  border-radius: 18px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 4px 14px rgba(139, 69, 19, 0.06);
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.bundle-card.featured {
  border: 2px solid var(--rust-primary);
  background: linear-gradient(180deg, #FFFDF9 0%, #FCEAD2 100%);
}

.bundle-card:hover {
  transform: translateY(-3px);
  border-color: var(--rust-primary);
}

.bundle-badge {
  display: inline-block;
  align-self: flex-start;
  background: var(--rust-primary);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.bundle-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-espresso);
  margin-bottom: 6px;
}

.bundle-desc {
  font-size: 13.5px;
  color: var(--text-brown);
  margin-bottom: 16px;
}

.bundle-price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border-warm);
}

.bundle-price {
  font-size: 24px;
  font-weight: 800;
  color: var(--rust-primary);
}

.bundle-price span {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-brown);
}

/* Filter Tabs */
.filter-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.filter-tab {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--bg-card-solid);
  border: 1px solid var(--border-strong);
  color: var(--text-brown);
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
}

.filter-tab.active {
  background: var(--rust-primary);
  color: #FFFFFF;
  border-color: var(--rust-primary);
}

/* Theme Cards Grid */
.themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 18px;
}

.theme-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-warm);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 12px rgba(92, 67, 50, 0.07);
  transition: transform 0.2s ease;
}

.theme-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
}

.keyboard-preview-box {
  height: 148px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.preview-toolbar {
  display: flex;
  justify-content: space-between;
  padding: 3px 8px;
  font-size: 11px;
  opacity: 0.9;
}

.preview-keys {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.preview-key-row {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.preview-key {
  flex: 1;
  height: 22px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}

.preview-spacebar {
  flex: 3.5;
  height: 22px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
}

.theme-card-body {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.theme-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.theme-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-espresso);
}

.pro-pill {
  font-size: 10.5px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--gold-badge);
  color: #FFFFFF;
}

.pro-pill.unlocked {
  background: var(--green-unlocked);
}

.theme-pack-tag {
  font-size: 12px;
  color: var(--text-brown);
}

.theme-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  padding-top: 10px;
  border-top: 1px solid var(--border-warm);
}

.theme-price {
  font-size: 17px;
  font-weight: 800;
  color: var(--rust-primary);
}

/* My Unlocked Sync Keys Panel */
.my-keys-box {
  background: linear-gradient(135deg, #FFF8EE, #FCE2C4);
  border: 1.5px solid var(--border-strong);
  border-radius: 18px;
  padding: 22px;
  margin-bottom: 28px;
}

.sync-key-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #241208;
  color: #FEF0E0;
  padding: 8px 14px;
  border-radius: 10px;
  font-family: monospace;
  font-size: 15px;
  font-weight: 700;
  margin-top: 8px;
  margin-right: 8px;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(36, 18, 8, 0.62);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 16px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  background: var(--bg-card-solid);
  border: 2px solid var(--border-strong);
  border-radius: 20px;
  max-width: 480px;
  width: 100%;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.modal-header h3 {
  font-size: 19px;
  color: var(--text-espresso);
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-espresso);
  margin-bottom: 5px;
}

.form-input, .form-select {
  width: 100%;
  padding: 11px 14px;
  border-radius: 11px;
  border: 1.5px solid var(--border-strong);
  background: #FFFFFF;
  color: var(--text-espresso);
  font-size: 14.5px;
}

.payment-methods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.pay-method-btn {
  padding: 10px 8px;
  border-radius: 10px;
  border: 1.5px solid var(--border-warm);
  background: #FFFFFF;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  text-align: center;
}

.pay-method-btn.active.bkash {
  border-color: var(--bkash-pink);
  background: rgba(226, 19, 110, 0.08);
  color: var(--bkash-pink);
}

.pay-method-btn.active.nagad {
  border-color: var(--nagad-orange);
  background: rgba(247, 148, 29, 0.1);
  color: #C86D00;
}

.pay-method-btn.active.rocket {
  border-color: var(--rocket-purple);
  background: rgba(140, 52, 148, 0.08);
  color: var(--rocket-purple);
}

.how-it-works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-warm);
  border-radius: 16px;
  padding: 18px;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--rust-primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-bottom: 10px;
}

footer {
  margin-top: 60px;
  border-top: 1px solid var(--border-warm);
  padding: 28px 20px;
  text-align: center;
  color: var(--text-brown);
  font-size: 13.5px;
}