/* === 30A Haus Smart Guest Guidebook & Welcome Guide — Oversee Dark Luxury Aesthetic === */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-dark: #0B1326;
  --bg-surface: #0F172A;
  --bg-card: rgba(23, 31, 51, 0.75);
  --bg-card-high: rgba(34, 42, 61, 0.85);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-focus: rgba(0, 212, 178, 0.4);
  --text-primary: #FFFFFF;
  --text-secondary: #DAE2FD;
  --text-muted: #94A3B8;
  --teal-accent: #00D4B2;
  --teal-bright: #46F1CD;
  --amber-gold: #FFB95F;
  --danger: #FFB4AB;
  --font-head: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-premium: 0 24px 80px rgba(0, 0, 0, 0.5);
  --glow-teal: 0 0 30px rgba(0, 212, 178, 0.35);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(0, 212, 178, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 90% 80%, rgba(255, 185, 95, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  padding: 24px 16px;
  display: flex;
  justify-content: center;
}

/* Main Container */
.app-container {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Toast */
.toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  background: var(--teal-accent);
  color: #00382D;
  padding: 12px 24px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  box-shadow: var(--glow-teal);
  transition: transform 0.4s var(--ease);
  z-index: 2000;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* Header */
.app-header {
  text-align: center;
  padding: 20px 0 10px;
}

.header-logo {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 4px;
  color: var(--teal-bright);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.header-title {
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 10px;
  color: #FFFFFF;
}

.header-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 400;
}

/* Navigation Tabs */
.app-tabs {
  display: flex;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 6px;
  gap: 6px;
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.tab-btn {
  flex: 1;
  padding: 12px 10px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-head);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  text-align: center;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn.active {
  background: var(--teal-accent);
  color: #00382D;
  border-color: var(--teal-bright);
  box-shadow: var(--glow-teal);
}

/* Tab Panels */
.tab-panel {
  display: none;
  flex-direction: column;
  gap: 20px;
}

.tab-panel.active {
  display: flex;
}

/* Glassmorphic Cards */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 24px;
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.glass-card:hover {
  border-color: rgba(0, 212, 178, 0.35);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--teal-accent);
  margin-bottom: 8px;
}

.card-heading {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: #FFFFFF;
}

/* Wi-Fi Component */
.wifi-card {
  background: linear-gradient(135deg, rgba(23, 31, 51, 0.9), rgba(10, 37, 64, 0.8));
}

.wifi-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
  background: rgba(15, 23, 42, 0.6);
  padding: 16px;
  border-radius: 10px;
  border: 1px solid var(--border-card);
}

.wifi-field {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wifi-label {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.wifi-val {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
  color: var(--amber-gold);
}

/* Buttons */
.btn-primary {
  width: 100%;
  padding: 14px 20px;
  background: var(--teal-accent);
  color: #00382D;
  border: 1px solid var(--teal-bright);
  border-radius: 10px;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.25s var(--ease);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-teal);
}

.icon-svg {
  width: 18px;
  height: 18px;
}

/* Accordion */
.section-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 10px;
  color: #FFFFFF;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.accordion-item[open] {
  border-color: rgba(0, 212, 178, 0.4);
}

.accordion-header {
  padding: 16px 20px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #FFFFFF;
  -webkit-user-select: none;
  user-select: none;
}

.accordion-content {
  padding: 0 20px 18px;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* Guidebook Cards Grid */
.guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.guide-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guide-item-title {
  font-weight: 600;
  color: #FFFFFF;
  font-size: 0.95rem;
}

.guide-item-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.guide-item-btn {
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--teal-bright);
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 580px) {
  .guide-grid {
    grid-template-columns: 1fr;
  }
}

/* Tap Check-in Specific Components */
@keyframes ping {
  75%, 100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

.tap-container-narrow {
  max-width: 620px;
}

.tap-card-highlight {
  text-align: center;
  border: 1px solid rgba(0, 212, 178, 0.4);
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.95), rgba(11, 19, 38, 0.9));
}

.nfc-pulse-circle {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 1.5rem auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 212, 178, 0.1);
  border: 2px dashed #00D4B2;
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.nfc-icon-emoji {
  font-size: 2.5rem;
}

.nfc-ping-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 1px solid #46F1CD;
  opacity: 0.5;
  animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.tap-title {
  font-family: var(--font-head);
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
  color: #FFF;
}

.tap-sub {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.wifi-info-left {
  text-align: left;
}

.wifi-val-accent {
  color: #46F1CD;
}

.tap-actions-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tap-action-btn {
  flex: 1;
  min-width: 200px;
}

.tap-action-outline {
  flex: 1;
  min-width: 200px;
  background: transparent;
  border: 1px solid var(--teal-accent);
  color: var(--teal-bright);
  text-decoration: none;
}

.tap-subheading {
  font-size: 1.25rem;
}

.orientation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 1.5rem;
}

.orientation-card {
  background: rgba(15, 23, 42, 0.6);
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--border-card);
}

.orientation-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.orientation-val {
  font-weight: 600;
  color: #FFF;
  font-size: 0.95rem;
}

.tap-assistance-box {
  text-align: center;
  border-top: 1px solid var(--border-card);
  padding-top: 1rem;
}

.tap-assistance-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.tap-concierge-link {
  color: var(--teal-bright);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
}