/* ============================================
   Barcelona Birthday Weekend — Guest Portal
   Design System & Shared Styles
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Old+Standard+TT:ital,wght@0,400;0,700;1,400&display=swap');

/* --- Custom Font --- */
@font-face {
  font-family: 'Gistesy';
  src: url('fonts/Gistesy.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* --- Design Tokens --- */
:root {
  /* Colors — single palette */
  --cream:         #F5F0E8;
  --cream-light:   #FAF8F3;
  --cream-dark:    #EDE6D8;
  --ink:           #2C3E50;
  --ink-light:     rgba(44, 62, 80, 0.55);
  --ink-faint:     rgba(44, 62, 80, 0.08);
  --gold:          #B8860B;
  --white:         #FFFFFF;
  --error:         #C0392B;
  --success:       #27AE60;

  /* Typography */
  --font-heading:  'Old Standard TT', 'Georgia', 'Times New Roman', serif;
  --font-body:     'Old Standard TT', 'Georgia', 'Times New Roman', serif;
  --font-script:   'Gistesy', 'Great Vibes', cursive;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  0.75rem;
  --space-md:  1.25rem;
  --space-lg:  2rem;
  --space-xl:  3rem;
  --space-xxl: 4rem;

  /* Layout */
  --max-width: 900px;
  --max-width-narrow: 640px;

  /* Borders */
  --radius: 8px;
  --radius-lg: 16px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background-color: var(--cream);
  line-height: 1.7;
  min-height: 100vh;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}

h1 { font-size: 2.5rem; letter-spacing: 0.02em; }
h2 { font-size: 1.8rem; letter-spacing: 0.02em; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1rem; }

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: opacity 0.3s ease;
}
a:hover { opacity: 0.6; }

.spaced-caps {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

/* --- Divider --- */
.gold-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: var(--space-md) auto;
  max-width: 200px;
}
.gold-divider::before,
.gold-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--ink-light);
}
.gold-divider .ornament {
  color: var(--ink-light);
  font-size: 0.7rem;
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  position: relative;
  z-index: 1;
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-lg) 0;
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 240, 232, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cream-dark);
  padding: 0;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  height: 64px;
}

.nav-brand {
  font-family: var(--font-script);
  font-size: 2.2rem;
  color: var(--gold);
  letter-spacing: normal;
  text-transform: none;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
  margin-right: var(--space-md);
}

.nav-links {
  display: flex;
  gap: var(--space-sm);
  list-style: none;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a {
  font-size: 0.82rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 10px;
  border-radius: var(--radius);
  transition: all 0.3s ease;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  opacity: 0.6;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--ink);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
  transition: all 0.3s ease;
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--cream);
    flex-direction: column;
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--cream-dark);
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  }

  .nav-links.open { display: flex; }

  .nav-links a {
    padding: 12px 10px;
    font-size: 0.9rem;
  }

  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
}

/* --- Hero --- */
.hero {
  text-align: center;
  padding: var(--space-xl) 0 var(--space-lg);
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--ink-light);
  margin-bottom: var(--space-sm);
}

.hero-name {
  font-family: var(--font-script);
  font-size: 3.5rem;
  color: var(--gold);
  margin: var(--space-sm) 0;
  line-height: 1.2;
}

@media (max-width: 768px) {
  .hero-name { font-size: 2.5rem; }
  .hero { padding: var(--space-lg) 0 var(--space-md); }
}

/* --- Cards --- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  border: 1px solid var(--cream-dark);
  transition: box-shadow 0.3s ease;
}

.card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.card-label {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: var(--ink-light);
  margin-bottom: var(--space-xs);
}

.card h3 {
  margin-bottom: var(--space-xs);
}

.card p {
  color: var(--ink);
  font-size: 0.95rem;
}

/* --- Hotel Cards --- */
.hotel-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--cream-dark);
  font-size: 0.85rem;
  color: var(--ink-light);
}

.hotel-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.hotel-price {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--ink);
  font-size: 1rem;
}

/* --- Category Headers --- */
.category-header {
  text-align: center;
  margin: var(--space-xl) 0 var(--space-md);
}

.category-header:first-of-type {
  margin-top: var(--space-lg);
}

.category-header h2 {
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.category-header p {
  color: var(--ink-light);
  font-size: 0.95rem;
}

/* --- Day Cards (Weekend) --- */
.day-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 0;
  margin-bottom: var(--space-lg);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  border: 1px solid var(--cream-dark);
  overflow: hidden;
}

.day-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  cursor: pointer;
  transition: background 0.3s ease;
}

.day-header:hover {
  background: var(--cream-light);
}

.day-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
  min-width: 60px;
  text-align: center;
}

.day-info { flex: 1; }

.day-info .day-label {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: var(--ink-light);
}

.day-info h3 {
  font-size: 1.4rem;
  margin: 4px 0;
}

.day-icon {
  font-size: 2rem;
}

.day-toggle {
  color: var(--ink-light);
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.day-card.expanded .day-toggle {
  transform: rotate(180deg);
}

.day-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.day-card.expanded .day-body {
  max-height: 1000px;
}

.day-content {
  padding: 0 var(--space-lg) var(--space-lg);
  border-top: 1px solid var(--cream-dark);
}

.day-content > p {
  color: var(--ink);
  font-size: 0.95rem;
  margin: var(--space-md) 0;
}

.day-activity {
  background: var(--cream-light);
  border-radius: var(--radius);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-xs);
}

.day-activity h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.day-activity .time {
  font-size: 0.82rem;
  color: var(--ink-light);
  font-weight: 400;
}

.day-activity p {
  font-size: 0.9rem;
  color: var(--ink);
  margin-bottom: 0;
}

.attire-badge {
  display: inline-block;
  margin-top: var(--space-sm);
  padding: 6px 16px;
  background: var(--ink-faint);
  border: 1px solid rgba(44, 62, 80, 0.15);
  border-radius: 20px;
  font-size: 0.82rem;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: 0.05em;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 14px 40px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
}

.btn-primary {
  background: var(--ink);
  color: var(--cream);
}
.btn-primary:hover {
  opacity: 0.85;
  color: var(--cream);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(44, 62, 80, 0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}
.btn-secondary:hover {
  background: var(--ink-faint);
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--ink);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--cream-dark);
  border-radius: var(--radius);
  transition: border-color 0.3s ease;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--ink);
  box-shadow: 0 0 0 3px var(--ink-faint);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr; }
}

/* Radio/Check groups */
.option-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.option-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--white);
  border: 1px solid var(--cream-dark);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  transition: all 0.3s ease;
}

.option-group label:hover {
  border-color: var(--ink-light);
}

.option-group input[type="radio"],
.option-group input[type="checkbox"] {
  width: auto;
  accent-color: var(--ink);
}

.option-group input:checked + span,
.option-group label:has(input:checked) {
  border-color: var(--ink);
  background: var(--ink-faint);
}

/* --- FAQ Accordion --- */
.faq-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-sm);
  border: 1px solid var(--cream-dark);
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--ink);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: var(--cream-light);
}

.faq-arrow {
  color: var(--ink-light);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: var(--space-sm);
}

.faq-item.open .faq-arrow {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--ink);
  font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
  text-align: center;
  padding: var(--space-sm) 0 var(--space-md);
  color: var(--ink-light);
  font-size: 0.85rem;
}

.footer .tagline {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--ink);
  margin-bottom: var(--space-xs);
}

/* --- Welcome/Access Screen --- */
.welcome-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
}

.welcome-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  max-width: 460px;
  width: 100%;
  box-shadow: 0 8px 40px rgba(0,0,0,0.06);
  border: 1px solid var(--cream-dark);
}

.welcome-input {
  width: 100%;
  padding: 16px 20px;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  text-align: center;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--cream-light);
  border: 1px solid var(--cream-dark);
  border-radius: var(--radius);
  outline: none;
  transition: all 0.3s ease;
  margin-bottom: var(--space-md);
}

.welcome-input:focus {
  border-color: var(--ink);
  box-shadow: 0 0 0 3px var(--ink-faint);
}

.welcome-input::placeholder {
  color: var(--ink-light);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.welcome-error {
  color: var(--error);
  font-size: 0.85rem;
  margin-top: -8px;
  margin-bottom: var(--space-sm);
  display: none;
}

.welcome-error.visible {
  display: block;
}

/* --- Announcement --- */
.announcement {
  text-align: center;
  max-width: 560px;
  margin: 0 auto var(--space-md);
  padding: var(--space-sm) 0;
}

.announcement .date {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  color: var(--ink-light);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.announcement h4 {
  margin-bottom: 6px;
}

.announcement p {
  color: var(--ink);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* --- Info Grid --- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

/* --- Admin --- */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: var(--space-md);
  text-align: center;
  border: 1px solid var(--cream-dark);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--ink-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.admin-table th {
  font-family: var(--font-heading);
  font-weight: 700;
  text-align: left;
  padding: 12px;
  border-bottom: 2px solid var(--cream-dark);
  color: var(--ink);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.admin-table td {
  padding: 12px;
  border-bottom: 1px solid var(--cream-dark);
  color: var(--ink);
}

.admin-table tr:hover {
  background: var(--cream-light);
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-confirmed { background: #D5F5E3; color: #1E8449; }
.badge-pending   { background: #FEF3C7; color: #92400E; }
.badge-declined  { background: #FADBD8; color: #922B21; }

/* --- Utility --- */
.text-center { text-align: center; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

/* --- Page header --- */
.page-header {
  text-align: center;
  padding: var(--space-lg) 0 var(--space-md);
}

.page-header p {
  color: var(--ink);
  font-size: 1.05rem;
  max-width: 600px;
  margin: var(--space-sm) auto 0;
}

/* --- Venue card map placeholder --- */
.venue-map {
  background: var(--cream-light);
  border-radius: var(--radius);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-light);
  font-size: 0.85rem;
  margin-top: var(--space-sm);
  border: 1px dashed var(--cream-dark);
}

/* --- Success message --- */
.success-message {
  display: none;
  text-align: center;
  padding: var(--space-xl) 0;
}

.success-message.visible { display: block; }

.success-icon {
  font-size: 3rem;
  margin-bottom: var(--space-sm);
}

/* --- Scroll to top --- */
.scroll-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--cream);
  border: none;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.25);
  transition: all 0.3s ease;
  z-index: 99;
}
.scroll-top.visible { display: flex; }
.scroll-top:hover { transform: translateY(-2px); }

/* Print */
@media print {
  .nav, .scroll-top, .btn { display: none !important; }
  body { background: white; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}