/*
 * Golpo Frame - Handcrafted Memory Box & Photo Journal CSS Design System
 * Palette:
 * - Ink Black: #151313
 * - Paper Cream: #F2E9D8
 * - Vermilion Red: #D8422B
 * - Turmeric Yellow: #E0A51B
 * - Deep Indigo: #273469
 */

@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@500;700&family=Playfair+Display:ital,wght@0,600;0,700;0,800;1,400;1,600&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --color-ink: #151313;
  --color-paper: #F2E9D8;
  --color-paper-light: #F9F5EC;
  --color-paper-dark: #E6DA23;
  --color-vermilion: #D8422B;
  --color-turmeric: #E0A51B;
  --color-indigo: #273469;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-handwriting: 'Caveat', cursive;
}

/* Base Styles & Universal Resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  background-color: var(--color-paper);
  color: var(--color-ink);
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-paper);
  overflow-x: hidden;
}

/* Typography Utility Classes */
.font-serif { font-family: var(--font-serif); }
.font-sans { font-family: var(--font-sans); }
.font-handwriting { font-family: var(--font-handwriting); }

h1, h2, h3, h4, .serif-heading {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-ink);
}

.text-ink { color: var(--color-ink); }
.text-paper { color: var(--color-paper); }
.text-vermilion { color: var(--color-vermilion); }
.text-turmeric { color: var(--color-turmeric); }
.text-indigo { color: var(--color-indigo); }

.bg-ink { background-color: var(--color-ink); }
.bg-paper { background-color: var(--color-paper); }
.bg-paper-light { background-color: var(--color-paper-light); }
.bg-vermilion { background-color: var(--color-vermilion); }
.bg-turmeric { background-color: var(--color-turmeric); }
.bg-indigo { background-color: var(--color-indigo); }

/* Layout & Container */
.container-custom {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (min-width: 768px) {
  .container-custom {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* Photo Journal Memory Box Details */

/* Photo Tape Strips */
.photo-tape {
  position: absolute;
  width: 80px;
  height: 24px;
  background-color: rgba(242, 233, 216, 0.75);
  border: 1px dashed rgba(216, 66, 43, 0.3);
  backdrop-filter: blur(2px);
  z-index: 10;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
  pointer-events: none;
}

.photo-tape-top-left {
  top: -10px;
  left: 20px;
  transform: rotate(-6deg);
}

.photo-tape-top-right {
  top: -10px;
  right: 20px;
  transform: rotate(5deg);
}

.photo-tape-vermilion {
  background-color: rgba(216, 66, 43, 0.85);
  border-color: rgba(255, 255, 255, 0.4);
}

/* Polaroid & Contact Sheet Cards */
.polaroid-card {
  background-color: #FFFFFF;
  padding: 12px 12px 32px 12px;
  border: 1px solid rgba(21, 19, 19, 0.12);
  box-shadow: 3px 6px 16px rgba(21, 19, 19, 0.08);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
  position: relative;
}

.polaroid-card:hover {
  transform: translateY(-4px) rotate(0.5deg);
  box-shadow: 6px 12px 24px rgba(21, 19, 19, 0.14);
}

.photo-frame-border {
  border: 4px solid #FFFFFF;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  position: relative;
}

.date-stamp {
  font-family: var(--font-handwriting);
  font-size: 1.15rem;
  color: var(--color-vermilion);
  letter-spacing: 0.05em;
}

/* Contact Sheet Grid Layout */
.contact-sheet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  background-color: #1A1818;
  padding: 1.5rem;
  border: 2px solid var(--color-ink);
  position: relative;
}

.contact-sheet-grid::before {
  content: "GOLPO FRAME — FILM PROOF SHEET — DHAKA";
  display: block;
  grid-column: 1 / -1;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: rgba(242, 233, 216, 0.4);
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed rgba(242, 233, 216, 0.2);
}

.contact-sheet-thumb {
  position: relative;
  overflow: hidden;
  background-color: var(--color-ink);
  cursor: pointer;
}

.contact-sheet-thumb img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
  filter: contrast(1.02);
  transition: transform 0.4s ease, filter 0.4s ease;
}

.contact-sheet-thumb:hover img {
  transform: scale(1.04);
  filter: contrast(1.08);
}

.contact-sheet-num {
  position: absolute;
  bottom: 6px;
  right: 8px;
  font-family: monospace;
  font-size: 0.7rem;
  color: var(--color-paper);
  background: rgba(21, 19, 19, 0.75);
  padding: 2px 6px;
  border-radius: 2px;
}

/* Horizontal Filmstrip Component */
.filmstrip-container {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-vermilion) var(--color-paper-light);
}

.filmstrip-container::-webkit-scrollbar {
  height: 6px;
}
.filmstrip-container::-webkit-scrollbar-track {
  background: var(--color-paper-light);
}
.filmstrip-container::-webkit-scrollbar-thumb {
  background-color: var(--color-vermilion);
  border-radius: 3px;
}

.filmstrip-item {
  flex: 0 0 320px;
  scroll-snap-align: start;
  position: relative;
}

@media (min-width: 768px) {
  .filmstrip-item {
    flex: 0 0 420px;
  }
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background-color: rgba(21, 19, 19, 0.95);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  position: relative;
  max-width: 1000px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  border: 3px solid var(--color-paper);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.lightbox-caption {
  margin-top: 1rem;
  color: var(--color-paper);
  font-family: var(--font-sans);
  font-size: 1rem;
  text-align: center;
  max-width: 600px;
}

.lightbox-btn {
  background: transparent;
  border: 1px solid rgba(242, 233, 216, 0.4);
  color: var(--color-paper);
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.lightbox-btn:hover, .lightbox-btn:focus-visible {
  background: var(--color-vermilion);
  border-color: var(--color-vermilion);
  outline: 2px solid var(--color-paper);
}

/* Buttons & Interactive Elements */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--color-vermilion);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border: 1px solid var(--color-vermilion);
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: #C03520;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(216, 66, 43, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border: 2px solid var(--color-ink);
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
}

.btn-secondary:hover, .btn-secondary:focus-visible {
  background-color: var(--color-ink);
  color: var(--color-paper);
  transform: translateY(-2px);
}

.btn-indigo {
  background-color: var(--color-indigo);
  color: var(--color-paper);
  border-color: var(--color-indigo);
}
.btn-indigo:hover {
  background-color: #1C274E;
}

/* Torn Edge Divider SVG styling */
.torn-divider {
  width: 100%;
  height: 28px;
  fill: var(--color-paper);
}

/* Custom Accessibility Focus State */
:focus-visible {
  outline: 3px solid var(--color-vermilion);
  outline-offset: 3px;
}

/* Copy Template Textarea Style */
.inquiry-template-box {
  background-color: var(--color-paper-light);
  border: 2px dashed rgba(21, 19, 19, 0.25);
  padding: 1.5rem;
  font-family: monospace;
  font-size: 0.9rem;
  color: var(--color-ink);
  white-space: pre-wrap;
  position: relative;
}

/* Reduced Motion Override */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}