/* =============================================================================
 * Волшебное перо — Personalized Children's Book Store
 * Warm, friendly, gift-shop aesthetic
 * ============================================================================= */

/* ---------------------------------------------------------------------------
 * Design tokens
 * --------------------------------------------------------------------------- */
:root {
  --color-primary: #7c3aed;
  --color-primary-light: #a78bfa;
  --color-primary-dark: #5b21b6;
  --color-accent: #e879f9;
  --color-accent-soft: #f5d0fe;
  --color-warm: #f59e0b;
  --color-success: #059669;
  --color-danger: #dc2626;
  --color-bg: #fefefe;
  --color-bg-soft: #faf5ff;
  --color-bg-warm: #fff7ed;
  --color-bg-danger-soft: #fef2f2;
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-border-soft: #f3e8ff;

  --gradient-hero: linear-gradient(160deg,
      #faf5ff 0%,
      #fce7f3 40%,
      #fff7ed 100%);
  --gradient-hero-book: linear-gradient(145deg, #e9d5ff 0%, #fbcfe8 100%);
  --gradient-book-stock: linear-gradient(145deg, #ede9fe 0%, #fce7f3 100%);
  --gradient-cta: linear-gradient(135deg,
      var(--color-primary) 0%,
      #a855f7 50%,
      var(--color-accent) 100%);
  --gradient-cta-hover: linear-gradient(135deg,
      #6d28d9 0%,
      #9333ea 50%,
      #d946ef 100%);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 12px rgba(124, 58, 237, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md:
    0 8px 24px rgba(124, 58, 237, 0.1), 0 4px 8px rgba(0, 0, 0, 0.04);
  --shadow-lg:
    0 16px 40px rgba(124, 58, 237, 0.12), 0 8px 16px rgba(0, 0, 0, 0.06);
  --shadow-hero-book: 0 24px 48px -12px rgba(124, 58, 237, 0.2);

  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font: "Nunito", system-ui, -apple-system, sans-serif;
}

/* ---------------------------------------------------------------------------
 * Base
 * --------------------------------------------------------------------------- */
body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* ---------------------------------------------------------------------------
 * Buttons
 * --------------------------------------------------------------------------- */
.btn-primary {
  background: var(--gradient-cta);
  border: none;
  font-family: var(--font);
  font-weight: 700;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    filter 0.2s ease;
}

.btn-primary:hover {
  background: var(--gradient-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(217, 70, 239, 0.4), 0 4px 8px rgba(0, 0, 0, 0.04);
  filter: brightness(1.05);
}

.btn-outline-primary {
  font-family: var(--font);
  font-weight: 600;
  color: var(--color-primary);
  border: 2px solid var(--color-primary-light);
  background: transparent;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-full);
  transition:
    background 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.btn-outline-primary:hover {
  background: var(--color-bg-soft);
  color: var(--color-primary-dark);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.btn-primary:focus-visible,
.btn-outline-primary:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.form-control:focus,
.form-select:focus,
.form-check-input:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

/* ---------------------------------------------------------------------------
 * Navbar
 * --------------------------------------------------------------------------- */
.site-navbar {
  background: rgba(255, 255, 255, 0.9) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-soft);
  padding: 0.75rem 0;
}

.site-navbar .navbar-brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary-dark) !important;
  letter-spacing: -0.02em;
}

.site-navbar .navbar-brand i {
  color: var(--color-accent);
}

.site-navbar .nav-link {
  font-weight: 600;
  color: var(--color-text) !important;
  border-radius: var(--radius);
  padding: 0.5rem 1rem !important;
  transition:
    background 0.2s,
    color 0.2s;
}

.site-navbar .nav-link:hover {
  background: var(--color-bg-soft);
  color: var(--color-primary) !important;
}

/* ---------------------------------------------------------------------------
 * Alerts (messages)
 * --------------------------------------------------------------------------- */
.alert {
  border-radius: var(--radius);
  border: none;
  font-weight: 500;
}

/* ---------------------------------------------------------------------------
 * Hero
 * --------------------------------------------------------------------------- */
.hero-section {
  background: var(--gradient-hero);
  padding: 4rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle,
      rgba(232, 121, 249, 0.15) 0%,
      transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-section .container {
  position: relative;
  z-index: 1;
}

.hero-section .badge {
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%) !important;
  color: #92400e !important;
  border: none;
}

.hero-title {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 520px;
}

.hero-price {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.hero-price small {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* Hero book mockup */
.hero-book-mockup {
  background: var(--gradient-hero-book);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 5vw, 2.5rem);
  box-shadow: var(--shadow-hero-book);
  transform: rotate(-2deg);
  transition: transform 0.3s ease;
}

.hero-book-mockup:hover {
  transform: rotate(-2deg) scale(1.02);
}

.floating-magic {
  animation: floatMagic 6s ease-in-out infinite;
}

@keyframes floatMagic {
  0% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-15px) rotate(5deg);
  }

  100% {
    transform: translateY(0) rotate(0deg);
  }
}

.hero-book-mockup-inner {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  transform: rotate(2deg);
  box-shadow: var(--shadow-sm);
}

.hero-book-icon {
  font-size: clamp(3rem, 6vw, 5rem);
  color: var(--color-primary);
}

/* ---------------------------------------------------------------------------
 * Section titles (reusable)
 * --------------------------------------------------------------------------- */
.section-title {
  font-size: clamp(1.5rem, 2.5vw, 1.75rem);
  font-weight: 800;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

/* ---------------------------------------------------------------------------
 * Feature cards
 * --------------------------------------------------------------------------- */
.feature-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 4vw, 1.75rem);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border-soft);
  height: 100%;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(124, 58, 237, 0.2);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.feature-icon.purple {
  background: var(--color-bg-soft);
  color: var(--color-primary);
}

.feature-icon.pink {
  background: #fce7f3;
  color: var(--color-accent);
}

.feature-icon.amber {
  background: #fef3c7;
  color: var(--color-warm);
}

.feature-icon.green {
  background: #d1fae5;
  color: var(--color-success);
}

.feature-card h5 {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
  line-height: 1.55;
}

/* ---------------------------------------------------------------------------
 * How it works
 * --------------------------------------------------------------------------- */
#how-it-works {
  background: linear-gradient(180deg, #f9fafb 0%, #fff 100%);
}

.step-number {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--gradient-cta);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

/* ---------------------------------------------------------------------------
 * Book in stock block
 * --------------------------------------------------------------------------- */
.book-in-stock-block {
  background: var(--gradient-book-stock);
  border-radius: var(--radius-xl);
  padding: 1.75rem 2rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.book-in-stock-icon {
  font-size: clamp(3rem, 6vw, 4.5rem);
  color: var(--color-primary);
}

.book-description {
  white-space: pre-line;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ---------------------------------------------------------------------------
 * Book product card (homepage book section)
 * --------------------------------------------------------------------------- */
.book-in-stock-section {
  background: linear-gradient(180deg,
      var(--color-bg-soft) 0%,
      var(--color-bg) 100%);
}

.book-product-card {
  max-width: 52rem;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 2.5rem 2.5rem 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-soft);
}

.book-product-card__title {
  font-size: clamp(1.5rem, 2.5vw, 1.75rem);
  font-weight: 800;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  line-height: 1.3;
}

.book-product-card__description {
  white-space: pre-line;
  color: var(--color-text-muted);
  line-height: 1.75;
  font-size: 1.05rem;
  margin-bottom: 0;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--color-border-soft);
}

.book-product-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  padding-top: 1.5rem;
}

.book-product-card__price {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--color-primary-dark);
}

/* ---------------------------------------------------------------------------
 * Trust section (homepage bottom)
 * --------------------------------------------------------------------------- */
.trust-icon {
  font-size: 2.25rem;
  display: inline-flex;
  margin-bottom: 0.5rem;
}

.trust-icon.success {
  color: var(--color-success);
}

.trust-icon.primary {
  color: var(--color-primary);
}

.trust-icon.accent {
  color: var(--color-accent);
}

.trust-section-bg {
  background: linear-gradient(180deg, #f9fafb 0%, #fff 100%);
}

/* ---------------------------------------------------------------------------
 * Testimonials (homepage)
 * --------------------------------------------------------------------------- */
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 5vw, 2rem);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border-soft);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.testimonial-text {
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
  font-style: italic;
}

.testimonial-author-name {
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 0.25rem;
}

.testimonial-author-role {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.star-rating i {
  color: #fbbf24;
  font-size: 1.1rem;
}

/* ---------------------------------------------------------------------------
 * Order form
 * --------------------------------------------------------------------------- */
.order-form-section {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border-soft);
}

.form-section-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-border-soft);
}

.form-section-title i {
  margin-right: 0.5rem;
  opacity: 0.9;
}

.form-label {
  font-weight: 600;
  color: var(--color-text);
}

.photo-upload-area {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition:
    border-color 0.2s,
    background 0.2s;
  cursor: pointer;
  background: #fafafa;
}

.photo-upload-area:hover,
.photo-upload-area.dragover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-soft);
}

.photo-upload-area i {
  font-size: 2.25rem;
  color: var(--color-text-muted);
}

.photo-upload-area.has-file {
  border-color: var(--color-success);
  background: #ecfdf5;
}

.photo-upload-area.has-file i {
  color: var(--color-success);
}

.pickup-point-card {
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.pickup-point-card:hover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-soft);
}

.pickup-point-card.selected {
  border-color: var(--color-primary);
  background: var(--color-bg-soft);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

/* City autocomplete */
.city-autocomplete-wrapper {
  position: relative;
}

.city-autocomplete-wrapper.open .form-control {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border-bottom-color: var(--color-border-soft);
  box-shadow: none;
}

.city-autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 1050;
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  max-height: 240px;
  overflow-y: auto;
  display: none;
}

.city-autocomplete-dropdown.show {
  display: block;
}

.city-suggestion-item {
  padding: 0.65rem 1rem;
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid var(--color-border-soft);
  font-size: 0.95rem;
}

.city-suggestion-item:last-child {
  border-bottom: none;
}

.city-suggestion-item:hover,
.city-suggestion-item.active {
  background: var(--color-bg-soft);
}

.city-suggestion-item .city-name {
  font-weight: 600;
  color: var(--color-text);
}

.city-suggestion-item .city-region {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Selected city badge */
.selected-city-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.35rem 0.55rem 0.35rem 0.7rem;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  line-height: 1;
}

.selected-city-badge .bi-geo-alt-fill {
  color: var(--color-primary);
  font-size: 0.85rem;
}

.selected-city-clear {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  font-size: 0.7rem;
  line-height: 1;
}

.selected-city-clear:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--color-danger);
}

/* Pickup point search */
.pickup-search-input {
  position: relative;
  margin-bottom: 0.75rem;
}

.pickup-search-input .bi-search {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
  font-size: 0.9rem;
}

.pickup-search-input input {
  padding-left: 2.5rem;
}

.pickup-points-scroll {
  max-height: 360px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.pickup-points-scroll::-webkit-scrollbar {
  width: 5px;
}

.pickup-points-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.pickup-points-scroll::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.pickup-points-count {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

/* Order summary */
.order-summary {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-soft);
  position: sticky;
  top: 100px;
}

.order-summary h4 {
  font-weight: 800;
  color: var(--color-primary-dark);
  font-size: 1.2rem;
}

.order-summary .price-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  font-size: 0.95rem;
}

.order-summary .price-total {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  border-top: 2px solid var(--color-border-soft);
  padding-top: 1rem;
  margin-top: 0.5rem;
}

.order-summary-book-icon {
  width: 56px;
  height: 56px;
  background: var(--color-bg-soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.order-summary-book-icon i {
  font-size: 1.5rem;
  color: var(--color-primary);
}

/* ---------------------------------------------------------------------------
 * Success / cancel pages
 * --------------------------------------------------------------------------- */
.success-icon {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: linear-gradient(145deg, #d1fae5 0%, #a7f3d0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  box-shadow: var(--shadow);
}

.success-icon i {
  font-size: 2.5rem;
  color: var(--color-success);
}

.cancel-icon {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--color-bg-danger-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  box-shadow: var(--shadow);
}

.cancel-icon i {
  font-size: 2.5rem;
  color: var(--color-danger);
}

.error-page-icon {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}

.error-page-icon i {
  font-size: 2.5rem;
}

.error-page-icon.text-warning i {
  color: var(--bs-warning);
}

.error-page-icon.text-danger i {
  color: var(--color-danger);
}

/* ---------------------------------------------------------------------------
 * Order status progress
 * --------------------------------------------------------------------------- */
.status-progress-track {
  height: 6px;
  position: absolute;
  top: 12px;
  border-radius: var(--radius-full);
  overflow: hidden;
  background: var(--color-border-soft);
}

.status-progress-track .progress-bar {
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

.status-step-label.active {
  font-weight: 700;
  color: var(--color-primary);
}

.status-progress-pending {
  width: 0%;
}

.status-progress-paid {
  width: 25%;
}

.status-progress-processing {
  width: 50%;
}

.status-progress-shipped {
  width: 75%;
}

.status-progress-delivered {
  width: 100%;
}

.table-label-col {
  width: 40%;
  color: var(--color-text-muted);
}

.courier-address-section {
  display: none;
}

.courier-address-section.visible {
  display: block;
}

/* ---------------------------------------------------------------------------
 * Footer
 * --------------------------------------------------------------------------- */
.site-footer {
  background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
  color: #e5e7eb;
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.site-footer-brand {
  font-weight: 800;
  font-size: 1.15rem;
  color: #fff !important;
  margin-bottom: 0.5rem;
}

.site-footer-brand i {
  color: var(--color-accent);
}

.site-footer-desc {
  color: #9ca3af;
  font-size: 0.95rem;
  line-height: 1.6;
}

.site-footer-heading {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #9ca3af;
  margin-bottom: 0.75rem;
}

.site-footer-links {
  font-size: 0.95rem;
}

.site-footer-links a,
.site-footer-links li {
  color: #d1d5db;
  text-decoration: none;
  margin-bottom: 0.35rem;
  transition: color 0.2s;
}

.site-footer-links a:hover {
  color: #fff;
}

.site-footer-divider {
  border-color: rgba(255, 255, 255, 0.1);
  margin: 2rem 0 1.5rem;
}

.site-footer-copy {
  font-size: 0.85rem;
  color: #9ca3af;
  text-align: center;
}

/* ---------------------------------------------------------------------------
 * Page-level sections (order form, success, status, cancel)
 * --------------------------------------------------------------------------- */
section.py-5 {
  padding-top: 3rem !important;
  padding-bottom: 3rem !important;
}

section.py-5 .container .row.justify-content-center {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.page-heading {
  font-size: clamp(1.5rem, 3vw, 1.75rem);
  font-weight: 800;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.page-lead {
  font-size: 1.05rem;
  line-height: 1.6;
}

.card-soft {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border-soft);
}

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

.card-body {
  padding: 1.5rem 1.75rem;
}

/* ---------------------------------------------------------------------------
 * Loading spinner
 * --------------------------------------------------------------------------- */
.loading-spinner {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------------------------------------------------------------------------
 * Animations
 * --------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.5s ease-out;
}

/* Scroll reveal classes */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------------------------------------------------------------------------
 * Spacing Utilities
 * --------------------------------------------------------------------------- */
@media (min-width: 992px) {
  .py-lg-6 {
    padding-top: 5rem !important;
    padding-bottom: 5rem !important;
  }

  .py-lg-7 {
    padding-top: 6.5rem !important;
    padding-bottom: 6.5rem !important;
  }
}

/* ---------------------------------------------------------------------------
 * Responsive
 * --------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .hero-section {
    padding: 3rem 0 4rem;
  }

  .hero-book-mockup {
    padding: 1.75rem;
  }

  .hero-book-mockup-inner {
    padding: 1.5rem;
  }

  .order-form-section {
    padding: 1.5rem;
  }

  .order-summary {
    position: static;
    margin-top: 2rem;
  }

  .site-footer {
    padding: 2.5rem 0 1.5rem;
  }

  .site-footer .row {
    text-align: center;
  }

  .site-footer-links {
    margin-bottom: 1rem;
  }
}

@media (max-width: 576px) {
  .feature-card {
    padding: 1.5rem;
  }

  .trust-icon {
    font-size: 1.9rem;
  }
}