/* =============================================
   TOKEN SYSTEM
   ============================================= */
:root {
  --bg: #0D0D0D;
  --bg-card: #1A1610;
  --bg-card-hover: #221E16;
  --text: #E8E0D0;
  --text-dim: #8A7E6B;
  --text-bright: #FFF8E7;
  --amber: #F5A623;
  --amber-dim: #C4841A;
  --glow: #FFD580;
  --glow-soft: rgba(245,166,35,0.15);
  --green: #4CAF50;
  --green-dim: #388E3C;
  --red: #E53935;
  --border: rgba(245,166,35,0.12);
  --border-strong: rgba(245,166,35,0.25);
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --slot-available: #2A2518;
  --slot-booked: #333;
  --slot-selected: #1B3A1B;
  --card-bg: rgba(26,22,16,0.85);
  --overlay: rgba(13,13,13,0.92);
}

[data-theme="light"] {
  --bg: #FFF8E7;
  --bg-card: #FFF0D0;
  --bg-card-hover: #FFE8B8;
  --text: #2C2416;
  --text-dim: #8A7A5A;
  --text-bright: #1A1208;
  --amber: #D4880A;
  --amber-dim: #B07008;
  --glow: #F5C560;
  --glow-soft: rgba(245,166,35,0.12);
  --green: #388E3C;
  --green-dim: #2E7D32;
  --red: #C62828;
  --border: rgba(44,36,22,0.12);
  --border-strong: rgba(44,36,22,0.2);
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --slot-available: #FFF0D0;
  --slot-booked: #D5CFC0;
  --slot-selected: #C8E6C9;
  --card-bg: rgba(255,240,208,0.9);
  --overlay: rgba(255,248,231,0.95);
}

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.8s ease, color 0.6s ease;
}

::selection { background: var(--amber); color: var(--bg); }

/* =============================================
   LOADING STATE
   ============================================= */
body.loading { overflow: hidden; }

.hero-text, .main-content {
  opacity: 0;
  transition: opacity 1.2s ease;
}
body:not(.loading) .hero-text,
body:not(.loading) .main-content {
  opacity: 1;
}

/* =============================================
   HERO — bulb left, content right
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 80px;
  overflow: hidden;
}

#bulb-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  width: 100%;
  gap: 40px;
}

/* Left side — empty space where bulb is drawn on canvas */
.hero-bulb-side {
  flex: 1 1 45%;
  min-height: 400px;
  position: relative;
}

/* Rope hit area — covers the left portion of the hero where the bulb/rope are drawn */
#rope-hitarea {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  z-index: 3;
  cursor: grab;
  -webkit-tap-highlight-color: transparent;
}
#rope-hitarea:active { cursor: grabbing; }

/* Right side — text content */
.hero-text {
  flex: 1 1 50%;
  max-width: 500px;
  background: var(--bg);
  border-radius: 20px;
  padding: 30px;
  margin: -30px;
}

.hero-text .tagline {
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  color: var(--amber);
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-text h1 {
  font-family: 'Playfair Display', Georgia, 'Times New Roman', serif;
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-bright);
  margin-bottom: 16px;
  line-height: 1.1;
}

.hero-text .address {
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.hero-text .rating {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--glow-soft);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 10px 22px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--amber);
  margin-bottom: 28px;
}

.rating .stars { color: var(--amber); font-size: 1.1rem; letter-spacing: 2px; }

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
  font-family: inherit;
  min-height: 48px;
}

.btn-primary { background: var(--amber); color: #0D0D0D; }
.btn-primary:hover {
  background: var(--glow);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245,166,35,0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--amber);
  border: 1.5px solid var(--amber-dim);
}
.btn-secondary:hover {
  background: var(--glow-soft);
  border-color: var(--amber);
}

.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

.rope-hint {
  position: absolute;
  bottom: 30px;
  left: 25%;
  transform: translateX(-50%);
  z-index: 5;
  color: var(--text-dim);
  font-size: 0.82rem;
  opacity: 0;
  animation: fadeHint 1s ease 3.5s forwards;
  pointer-events: none;
  text-align: center;
}

@keyframes fadeHint { to { opacity: 0.6; } }

/* =============================================
   SECTIONS
   ============================================= */
.section {
  padding: 80px 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-header { text-align: center; margin-bottom: 48px; }

.section-header h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 10px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 500px;
  margin: 0 auto;
}

.section-divider {
  width: 50px;
  height: 3px;
  background: var(--amber);
  border-radius: 2px;
  margin: 16px auto 0;
}

/* =============================================
   FEATURES
   ============================================= */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  transition: all 0.3s ease;
}
.feature-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.feature-icon { font-size: 2rem; margin-bottom: 14px; }
.feature-card h3 { font-size: 1.1rem; font-weight: 600; color: var(--text-bright); margin-bottom: 8px; }
.feature-card p { font-size: 0.92rem; color: var(--text-dim); line-height: 1.55; }

/* =============================================
   BOOKING
   ============================================= */
.booking-container { max-width: 800px; margin: 0 auto; }

.booking-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.booking-panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

.booking-panel h3 { font-size: 1.05rem; font-weight: 600; color: var(--text-bright); margin-bottom: 16px; }

/* Calendar */
.calendar-nav { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }

.calendar-nav button {
  background: none; border: 1px solid var(--border); color: var(--text);
  width: 36px; height: 36px; border-radius: 10px; cursor: pointer;
  font-size: 1rem; display: flex; align-items: center; justify-content: center; transition: all 0.2s;
}
.calendar-nav button:hover { background: var(--glow-soft); border-color: var(--amber); }
.calendar-nav button:disabled { opacity: 0.3; cursor: not-allowed; }

.calendar-month { font-size: 0.95rem; font-weight: 600; color: var(--text-bright); }

.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }

.calendar-day-label {
  text-align: center; font-size: 0.72rem; font-weight: 500; color: var(--text-dim);
  padding: 6px 0; text-transform: uppercase; letter-spacing: 0.05em;
}

.calendar-day {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  border-radius: 10px; font-size: 0.88rem; font-weight: 500; cursor: pointer;
  border: none; background: none; color: var(--text); transition: all 0.15s;
  font-family: inherit; min-width: 36px; min-height: 36px;
}
.calendar-day:hover:not(.disabled):not(.selected) { background: var(--glow-soft); }
.calendar-day.today { border: 1.5px solid var(--amber); }
.calendar-day.selected { background: var(--amber); color: #0D0D0D; font-weight: 600; }
.calendar-day.disabled { color: var(--text-dim); opacity: 0.35; cursor: not-allowed; }
.calendar-day.empty { cursor: default; }
.calendar-day:focus-visible { outline: 2px solid var(--amber); outline-offset: 1px; }

/* Time slots */
.time-slots-date { font-size: 0.88rem; color: var(--amber); font-weight: 500; margin-bottom: 14px; }

.time-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 20px;
}

.time-slot {
  padding: 10px 6px;
  border-radius: 10px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: all 0.15s;
  user-select: none;
  -webkit-user-select: none;
  font-family: inherit;
  background: var(--slot-available);
  color: var(--text);
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.time-slot:hover:not(.booked) { border-color: var(--amber-dim); }
.time-slot.booked { background: var(--slot-booked); color: var(--text-dim); opacity: 0.45; cursor: not-allowed; }
.time-slot.selected { background: var(--slot-selected); border-color: var(--green); color: var(--green); font-weight: 600; }
.time-slot.selecting { background: var(--slot-selected); border-color: var(--green); opacity: 0.7; }

/* Room selector */
.room-options { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }

.room-option {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; border: 1.5px solid var(--border); border-radius: 12px;
  cursor: pointer; transition: all 0.2s; background: none; font-family: inherit;
  color: var(--text); width: 100%; text-align: left;
}
.room-option:hover { border-color: var(--border-strong); background: var(--glow-soft); }
.room-option.active { border-color: var(--amber); background: var(--glow-soft); }
.room-option:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }

.room-name { font-weight: 600; font-size: 0.95rem; color: var(--text-bright); }
.room-price { font-size: 0.88rem; color: var(--amber); font-weight: 500; }

/* Summary */
.booking-summary {
  background: var(--glow-soft);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-top: 20px;
}

.summary-row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; font-size: 0.9rem; }
.summary-row.total { border-top: 1px solid var(--border); margin-top: 8px; padding-top: 12px; font-size: 1.05rem; font-weight: 700; }
.summary-label { color: var(--text-dim); }
.summary-value { color: var(--text-bright); font-weight: 500; }
.summary-value.promo { color: var(--green); }

.booking-submit { width: 100%; margin-top: 16px; padding: 16px; font-size: 1.05rem; }

/* Booking fields */
.booking-fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.field-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.book-input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  background: var(--slot-available);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s, background 0.2s;
}

.book-input::placeholder {
  color: var(--text-dim);
  opacity: 0.6;
}

.book-input:focus {
  outline: none;
  border-color: var(--amber);
  background: var(--bg-card-hover);
}

/* SMS verify section */
.sms-verify {
  margin-top: 12px;
}

.sms-code-field {
  margin-bottom: 12px;
}

.sms-code-field input {
  letter-spacing: 0.3em;
  font-size: 1.2rem;
  text-align: center;
}

/* SMS mock hint */
.sms-hint {
  margin-top: 12px;
}

.sms-mock {
  background: linear-gradient(135deg, #1a3a1a 0%, #0d2a0d 100%);
  border: 1px solid var(--green-dim);
  border-radius: 12px;
  padding: 14px 16px;
  animation: smsAppear 0.4s ease;
}

[data-theme="light"] .sms-mock {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

@keyframes smsAppear {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.sms-mock-header {
  font-size: 0.78rem;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sms-mock-body {
  font-size: 0.92rem;
  color: var(--text);
}

.sms-mock-body strong {
  color: var(--green);
  font-size: 1.1rem;
  letter-spacing: 0.15em;
}

/* Booking result */
.booking-result {
  text-align: center;
  padding: 10px 0;
}

.result-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  animation: iconAppear 0.4s ease;
}

@keyframes iconAppear {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

.bulb-svg {
  width: 56px;
  height: 56px;
  color: var(--text-dim);
  transition: color 0.6s ease;
}

.bulb-glass {
  transition: fill 0.6s ease, stroke 0.6s ease;
}

.bulb-glow {
  transition: fill 0.6s ease;
}

.bulb-filament {
  transition: stroke 0.6s ease;
}

.bulb-on .bulb-svg {
  color: var(--amber);
}

.bulb-on .bulb-glass {
  fill: rgba(255,213,128,0.25);
  stroke: var(--amber);
}

.bulb-on .bulb-glow {
  fill: rgba(245,166,35,0.3);
  filter: blur(6px);
}

.bulb-on .bulb-filament {
  stroke: var(--glow);
}

.bulb-on .bulb-base {
  stroke: var(--amber-dim);
}

.booking-result h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 20px;
}

.result-details {
  text-align: left;
  margin-bottom: 24px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}

.result-row:last-child {
  border-bottom: none;
}

.result-label {
  color: var(--text-dim);
}

.result-value {
  color: var(--text-bright);
  font-weight: 500;
}

.result-total {
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1.5px solid var(--border-strong);
  border-bottom: none;
  font-size: 1.05rem;
  font-weight: 700;
}

.result-qr {
  margin-top: 8px;
}

#qr-container {
  display: inline-block;
  border-radius: 16px;
  border: 3px solid var(--border-strong);
  padding: 16px;
  background: var(--slot-available);
}

#qr-container canvas,
#qr-container img {
  display: block;
  border-radius: 0;
}

.result-qr p {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 10px;
}

/* =============================================
   FOOTER
   ============================================= */
.footer { padding: 40px 20px; text-align: center; border-top: 1px solid var(--border); }
.footer-inner { max-width: 600px; margin: 0 auto; }

.footer-links { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; margin-bottom: 16px; }
.footer-links a { color: var(--text-dim); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--amber); }

.footer-contact { font-size: 0.9rem; color: var(--text-dim); margin-bottom: 6px; }
.footer-contact a { color: var(--amber); text-decoration: none; }
.footer-hours { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 16px; }
.footer-copy { font-size: 0.78rem; color: var(--text-dim); opacity: 0.6; }

/* =============================================
   SCROLL REVEAL
   ============================================= */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-text, .main-content { opacity: 1; transition: none; }
  body.loading .hero-text, body.loading .main-content { opacity: 1; }
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
  .hero { flex-direction: column; min-height: auto; padding: 30px 16px 60px; }
  .hero-inner { flex-direction: column; text-align: center; }
  .hero-bulb-side { min-height: 300px; width: 100%; order: 1; }
  .hero-text { order: 2; max-width: 100%; }
  .hero-cta { justify-content: center; }
  .hero-text .rating { margin-left: auto; margin-right: auto; }
  .rope-hint { left: 50%; bottom: auto; top: 290px; }
  .section { padding: 50px 16px; }
  .features-grid { grid-template-columns: 1fr; }
  .time-grid { grid-template-columns: repeat(3, 1fr); }
  .booking-layout { grid-template-columns: 1fr; }
  .btn { padding: 12px 24px; font-size: 0.92rem; }
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--amber-dim); }