:root {
  --gold: #d4af37;
  --gold-dark: #b8962e;
  --dark: #0b0b0f;
  --dark-soft: #14141b;
  --white: #ffffff;
  --muted: #bcbcbc;
  --glass: rgba(255,255,255,0.08);
  --blur: blur(14px);
}

* { margin:0; padding:0; box-sizing:border-box; font-family:'Poppins', sans-serif; }

body {
  min-height:100vh;
  background: linear-gradient(to right, rgba(0,0,0,0.85), rgba(0,0,0,0.6)), url("booking-bg.jpg") center/cover no-repeat;
  color: var(--white);
}

header {
  display:flex; justify-content:space-between; align-items:center;
  padding:18px 50px;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(10px);
}

header h1 { font-size:22px; font-weight:500; }
header img { height:45px; }

.container { max-width:1100px; margin:40px auto; padding:0 20px; }

#backBtn {
  background: transparent; border:1px solid var(--gold); color: var(--gold);
  padding:10px 24px; border-radius:30px; cursor:pointer; font-weight:500; transition:0.3s; margin-bottom:30px;
}
#backBtn:hover { background:var(--gold); color:#000; }

.tabs { display:flex; gap:15px; margin-bottom:35px; }
.tab {
  padding:10px 26px; border-radius:30px; cursor:pointer; background: rgba(255,255,255,0.1); color:var(--muted);
  font-size:14px; transition:0.3s;
}
.tab:hover { background: rgba(255,255,255,0.18); }
.tab.active { background: linear-gradient(135deg, var(--gold), var(--gold-dark)); color:#000; font-weight:500; }

.bookings {
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap:25px;
}

.booking-card {
  background: var(--glass); backdrop-filter: var(--blur);
  border-radius:20px; padding:22px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.55);
  animation: fadeUp 0.6s ease;
}

@keyframes fadeUp { from { opacity:0; transform:translateY(25px);} to {opacity:1; transform:translateY(0);} }

.booking-card h3 { font-size:18px; margin-bottom:10px; }
.booking-card p { font-size:14px; color:var(--muted); margin-bottom:6px; }
.booking-card input[type="date"] { padding:5px; border-radius:5px; border:none; background:#222; color:#fff; }
.booking-card button { margin-top:10px; margin-right:5px; padding:6px 12px; border:none; border-radius:5px; cursor:pointer; }
.booking-card .update-btn { background:#3498db; color:#fff; }
.booking-card .cancel-btn { background:#e74c3c; color:#fff; }

.status {
  display:inline-block; margin-top:12px; padding:6px 16px; border-radius:20px;
  font-size:12px; font-weight:500; text-transform:capitalize;
}
.status.pending { background: rgba(255,193,7,0.2); color:#ffc107; }
.status.completed { background: rgba(76,175,80,0.2); color:#4caf50; }
.status.canceled { background: rgba(244,67,54,0.2); color:#f44336; }

@media (max-width:768px){
  header { padding:15px 25px; }
  .tabs { flex-wrap:wrap; }
  .container { margin-top:25px; }
}

/* DARK THEME */

body[data-theme="dark"]{
background:#111;
color:#fff;
}

body[data-theme="dark"] button,
body[data-theme="dark"] .btn{
background:#333;
color:#fff;
}

body[data-theme="dark"] button:hover{
background:#555;
}


/* PINK THEME */

body[data-theme="pink"]{
background:#fff0f6;
}

body[data-theme="pink"] button,
body[data-theme="pink"] .btn{
background:#ff2d8d;
color:#fff;
}

body[data-theme="pink"] button:hover{
background:#e02178;
}


/* BLUE THEME */

body[data-theme="blue"]{
background:#f0f6ff;
}

body[data-theme="blue"] button,
body[data-theme="blue"] .btn{
background:#2979ff;
color:#fff;
}

body[data-theme="blue"] button:hover{
background:#1c5ed6;
}


/* ORANGE THEME */

body[data-theme="orange"]{
background:#fff6ef;
}

body[data-theme="orange"] button,
body[data-theme="orange"] .btn{
background:#ff7a00;
color:#fff;
}

body[data-theme="orange"] button:hover{
background:#e56d00;
}


/* YELLOW THEME */

body[data-theme="yellow"]{
background:#fffdf4;
}

body[data-theme="yellow"] button,
body[data-theme="yellow"] .btn{
background:#d4af37;
color:#fff;
}

body[data-theme="yellow"] button:hover{
background:#b9972d;
}

/* DEFAULT TEXT COLOR */

body{
color:#000;
}

/* DARK THEME TEXT */

body[data-theme="dark"]{
background:#111;
color:#fff;
}

/* FORCE TEXT COLOR FOR ALL ELEMENTS */

body[data-theme="dark"] *{
color:#fff;
}

body:not([data-theme="dark"]) *{
color:#000;
}