/* ===============================
   PREMIUM TICKET BOOKING MODAL
   Full CSS
   =============================== */

:root{
  --bk-bg: #f4f7fb;
  --bk-surface: rgba(255,255,255,.96);
  --bk-surface-strong: #ffffff;
  --bk-text: #101828;
  --bk-muted: #667085;
  --bk-border: rgba(16,24,40,.08);
  --bk-shadow: 0 24px 60px rgba(16,24,40,.16);
  --bk-shadow-soft: 0 12px 28px rgba(16,24,40,.08);
  --bk-accent: #7c5cff;
  --bk-accent-2: #ff6b9a;
  --bk-success: #1f9d55;
  --bk-success-2: #10b981;
}

/* Page lock */
body.bk-lock{
  overflow:hidden;
  touch-action:none;
}

/* Overlay */
#bkOverlay,
.bk-overlay{
  position:fixed;
  inset:0;
  z-index:2000;
  background:
    radial-gradient(circle at top, rgba(124,92,255,.16), transparent 28%),
    rgba(15,23,42,.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity:0;
  visibility:hidden;
  transition: opacity .24s ease, visibility .24s ease;
}

#bkOverlay.is-open,
.bk-overlay.is-open{
  opacity:1;
  visibility:visible;
}

/* Optional container page */
.bk-page{
  min-height:100vh;
  background: var(--bk-bg);
  padding:24px;
}

/* ===============================
   MINI SHEET — UNIQUE IDENTITY
   =============================== */

.bk-mini-sheet{
  position:fixed;
  left:50%;
  bottom:0;
  transform: translateX(-50%) translateY(110%);
  width:min(100%, 560px);
  background:
    linear-gradient(180deg, rgba(255,255,255,.99), rgba(255,255,255,.95));
  border-top-left-radius: 30px;
  border-top-right-radius: 30px;
  box-shadow: var(--bk-shadow);
  z-index:2001;
  opacity:0;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition: transform .34s cubic-bezier(.2,.92,.2,1), opacity .34s ease;
  isolation:isolate;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.bk-mini-sheet::before{
  content:"";
  position:absolute;
  inset:-40% -20% auto -20%;
  height:220px;
  background:
    radial-gradient(60% 60% at 50% 0%, rgba(124,92,255,.22), transparent 70%),
    radial-gradient(40% 40% at 80% 20%, rgba(255,107,154,.16), transparent 70%);
  z-index:-1;
  filter: blur(42px);
  opacity:.9;
  pointer-events:none;
}

.bk-mini-sheet::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(180deg, rgba(255,255,255,.34), transparent 12%),
    radial-gradient(circle at top center, rgba(255,255,255,.7), transparent 30%);
  opacity:.65;
}

.bk-mini-sheet.is-open{
  transform: translateX(-50%) translateY(0);
  opacity:1;
}

.bk-mini-top{
  flex:none;
  position:relative;
  padding:14px 18px 16px;
}

.bk-grabber{
  width:54px;
  height:5px;
  border-radius:999px;
  background: rgba(16,24,40,.12);
  margin:0 auto 14px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.65);
}

.bk-close{
  position:absolute;
  top:14px;
  right:14px;
  width:40px;
  height:40px;
  border:0;
  border-radius:50%;
  background: rgba(255,255,255,.95);
  box-shadow: 0 10px 20px rgba(16,24,40,.08);
  display:grid;
  place-items:center;
  cursor:pointer;
  color:#101828;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}

.bk-close:hover{
  transform: translateY(-1px);
  box-shadow: 0 14px 24px rgba(16,24,40,.10);
}

.bk-close:active{
  transform: translateY(0);
}

.bk-mini-head{
  text-align:center;
  display:grid;
  gap:10px;
  place-items:center;
}

.bk-mini-icon{
  width:58px;
  height:58px;
  border-radius:22px;
  display:grid;
  place-items:center;
  background:
    linear-gradient(135deg, rgba(124,92,255,.16), rgba(255,107,154,.16));
  box-shadow: var(--bk-shadow-soft);
  font-size:28px;
  position:relative;
  overflow:hidden;
}

.bk-mini-icon::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transform: translateX(-140%);
  animation: bkShimmer 3.6s ease-in-out infinite;
}

.bk-mini-title{
  margin:0;
  font-size:24px;
  line-height:1.05;
  letter-spacing:-.04em;
  font-weight:900;
  color: var(--bk-text);
}

.bk-mini-subtitle{
  margin:0;
  max-width:360px;
  font-size:14px;
  line-height:1.6;
  color: var(--bk-muted);
}

.bk-mini-body{
  padding: 8px 18px 18px;
  position:relative;
  z-index:1;
}

.bk-summary{
  background:
    linear-gradient(180deg, rgba(124,92,255,.07), rgba(255,255,255,.98));
  border:1px solid rgba(124,92,255,.12);
  border-radius:22px;
  padding:14px;
  box-shadow: var(--bk-shadow-soft);
}

.bk-summary-row{
  display:flex;
  align-items:flex-start;
  gap:12px;
}

.bk-summary-badge{
  width:46px;
  height:46px;
  border-radius:16px;
  display:grid;
  place-items:center;
  background:
    linear-gradient(135deg, rgba(47,27,100,.12), rgba(124,92,255,.10));
  flex:none;
  font-size:18px;
}

.bk-summary-meta{
  min-width:0;
  flex:1;
}

.bk-summary-title{
  margin:0;
  font-size:15px;
  font-weight:900;
  letter-spacing:-.02em;
  color: var(--bk-text);
}

.bk-summary-sub{
  margin:4px 0 0;
  font-size:12px;
  color: var(--bk-muted);
  line-height:1.45;
}

.bk-summary-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:14px;
}

.bk-stat{
  padding:12px;
  border-radius:18px;
  background:#fff;
  border:1px solid rgba(16,24,40,.06);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.75);
}

.bk-stat-label{
  display:block;
  font-size:11px;
  color: var(--bk-muted);
  margin-bottom:4px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.08em;
}

.bk-stat-value{
  font-size:14px;
  font-weight:800;
  color: var(--bk-text);
}

.bk-mini-actions{
  display:flex;
  gap:10px;
  margin-top:14px;
}

.bk-btn{
  border:0;
  outline:0;
  cursor:pointer;
  min-height:48px;
  padding:0 16px;
  border-radius:16px;
  font-size:14px;
  font-weight:800;
  transition: transform .18s ease, filter .18s ease, background .18s ease, box-shadow .18s ease;
}

.bk-btn:hover{
  transform: translateY(-1px);
}

.bk-btn:active{
  transform: translateY(0);
}

.bk-btn-light{
  flex:1;
  background:#eef1f7;
  color: var(--bk-text);
}

.bk-btn-dark{
  flex:1.2;
  background: linear-gradient(135deg, var(--bk-accent), #120c2e);
  color:#fff;
  box-shadow: 0 14px 30px rgba(47,27,100,.18);
}

.bk-btn-dark:hover{
  filter: brightness(1.02);
}

/* ===============================
   FULL MODAL
   =============================== */

.bk-full{
  position:fixed;
  inset:0;
  z-index:2002;
  opacity:0;
  visibility:hidden;
  transition: opacity .24s ease, visibility .24s ease;
}

.bk-full.is-open{
  opacity:1;
  visibility:visible;
}

.bk-full-sheet{
  position:fixed;
  inset:0;
  background:
    radial-gradient(circle at top, rgba(124,92,255,.10), transparent 26%),
    linear-gradient(180deg, rgba(248,250,252,.99), rgba(242,245,250,.99));
  transform: translateY(10px) scale(.985);
  opacity:0;
  transition: transform .34s cubic-bezier(.2,.92,.2,1), opacity .34s ease;
  display:flex;
  flex-direction:column;
}

.bk-full.is-open .bk-full-sheet{
  transform: translateY(0) scale(1);
  opacity:1;
}

.bk-full-header{
  flex:none;
  position:relative;
  padding:16px 18px 14px;
  background: rgba(255,255,255,.82);
  border-bottom: 1px solid rgba(16,24,40,.06);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.bk-full-header .bk-grabber{
  margin-bottom:12px;
}

.bk-full-close{
  position:absolute;
  top:14px;
  right:14px;
  width:40px;
  height:40px;
  border:0;
  border-radius:50%;
  background:#fff;
  box-shadow: 0 10px 20px rgba(16,24,40,.08);
  display:grid;
  place-items:center;
  cursor:pointer;
  color:#101828;
  transition: transform .18s ease, box-shadow .18s ease;
}

.bk-full-close:hover{
  transform: translateY(-1px);
  box-shadow: 0 14px 24px rgba(16,24,40,.10);
}

.bk-stepper{
  display:flex;
  gap:8px;
  justify-content:center;
  margin-bottom:12px;
}

.bk-step{
  width:34px;
  height:6px;
  border-radius:999px;
  background: rgba(16,24,40,.12);
  transition: width .2s ease, background .2s ease, box-shadow .2s ease;
}

.bk-step.is-active{
  width:52px;
  background: var(--bk-accent);
  box-shadow: 0 0 0 4px rgba(124,92,255,.10);
}

.bk-full-title{
  margin:0;
  font-size:24px;
  line-height:1.06;
  letter-spacing:-.04em;
  text-align:center;
  font-weight:900;
  color: var(--bk-text);
}

.bk-full-subtitle{
  margin:6px auto 0;
  max-width:420px;
  text-align:center;
  font-size:13px;
  line-height:1.55;
  color: var(--bk-muted);
}

.bk-full-body{
  flex:1;
  min-height:0;
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
  padding: 18px;
}

.bk-full-body::-webkit-scrollbar{
  width:10px;
}

.bk-full-body::-webkit-scrollbar-thumb{
  background: rgba(16,24,40,.12);
  border-radius:999px;
  border:3px solid transparent;
  background-clip:padding-box;
}

.bk-panel{
  max-width:760px;
  margin:0 auto;
  display:none;
}

.bk-panel.is-active{
  display:block;
}

.bk-card{
  background: rgba(255,255,255,.95);
  border:1px solid rgba(16,24,40,.06);
  border-radius:24px;
  box-shadow: var(--bk-shadow-soft);
  padding:16px;
}

.bk-event-card{
  display:flex;
  gap:14px;
  align-items:center;
}

.bk-event-art{
  width:64px;
  height:64px;
  border-radius:20px;
  flex:none;
  display:grid;
  place-items:center;
  background: linear-gradient(135deg, rgba(124,92,255,.18), rgba(255,107,154,.14));
  font-size:28px;
}

.bk-event-meta{
  min-width:0;
  flex:1;
}

.bk-event-name{
  margin:0;
  font-size:16px;
  font-weight:900;
  letter-spacing:-.02em;
  color: var(--bk-text);
}

.bk-event-sub{
  margin:4px 0 0;
  color: var(--bk-muted);
  font-size:12px;
  line-height:1.45;
}

.bk-section{
  margin-top:16px;
}

.bk-section-title{
  margin:0 0 12px;
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.12em;
  color: var(--bk-muted);
  font-weight:800;
}

.bk-fields{
  display:grid;
  gap:12px;
}

.bk-field{
  display:grid;
  gap:8px;
}

.bk-label{
  font-size:13px;
  color:#344054;
  font-weight:700;
}

.bk-input,
.bk-select{
  width:100%;
  border:1px solid rgba(16,24,40,.10);
  background:#fff;
  outline:none;
  border-radius:16px;
  padding:14px 14px;
  font-size:14px;
  color:#101828;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.bk-input:focus,
.bk-select:focus{
  border-color: rgba(124,92,255,.38);
  box-shadow: 0 0 0 4px rgba(124,92,255,.10);
}

.bk-two{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}

.bk-option-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}

.bk-option{
  border:1px solid rgba(16,24,40,.08);
  background:#fff;
  border-radius:18px;
  padding:14px;
  text-align:left;
  cursor:pointer;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.bk-option:hover{
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(16,24,40,.08);
}

.bk-option.is-selected{
  border-color: rgba(124,92,255,.42);
  box-shadow: 0 0 0 4px rgba(124,92,255,.10);
  background:
    linear-gradient(180deg, rgba(124,92,255,.04), rgba(255,255,255,1));
}

.bk-option-top{
  display:flex;
  justify-content:space-between;
  gap:10px;
  align-items:flex-start;
}

.bk-option-name{
  margin:0;
  font-size:14px;
  font-weight:900;
  color: var(--bk-text);
}

.bk-option-price{
  font-size:14px;
  font-weight:900;
  color: var(--bk-accent);
  white-space:nowrap;
}

.bk-option-sub{
  margin:6px 0 0;
  font-size:12px;
  color: var(--bk-muted);
  line-height:1.45;
}

.bk-ticket{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 16px;
  border-radius:18px;
  background: #f8fafc;
  border:1px solid rgba(16,24,40,.06);
}

.bk-ticket small{
  display:block;
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.1em;
  color: var(--bk-muted);
  font-weight:800;
  margin-bottom:4px;
}

.bk-ticket strong{
  font-size:15px;
  letter-spacing:-.01em;
  color: var(--bk-text);
}

.bk-note{
  margin-top:12px;
  font-size:12px;
  color: var(--bk-muted);
  line-height:1.5;
}

.bk-full-actions{
  position:sticky;
  bottom:0;
  z-index:1;
  background: linear-gradient(180deg, rgba(242,245,250,0), rgba(242,245,250,.95) 28%);
  padding: 14px 0 0;
  margin-top: 18px;
}

.bk-actions-row{
  max-width:760px;
  margin:0 auto;
  display:flex;
  gap:10px;
}

/* ===============================
   SUCCESS SHEET
   =============================== */

.bk-success{
  position:fixed;
  left:50%;
  bottom:0;
  transform: translateX(-50%) translateY(110%);
  width:min(100%, 460px);
  background: linear-gradient(180deg, rgba(255,255,255,.99), rgba(255,255,255,.96));
  border-top-left-radius: 30px;
  border-top-right-radius: 30px;
  box-shadow: var(--bk-shadow);
  z-index:2003;
  opacity:0;
  transition: transform .34s cubic-bezier(.2,.92,.2,1), opacity .34s ease;
  overflow:hidden;
}

.bk-success.is-open{
  transform: translateX(-50%) translateY(0);
  opacity:1;
}

.bk-success-body{
  padding:18px;
  text-align:center;
  display:grid;
  gap:10px;
  place-items:center;
}

.bk-success-icon{
  width:58px;
  height:58px;
  border-radius:22px;
  display:grid;
  place-items:center;
  background: linear-gradient(135deg, rgba(31,157,85,.14), rgba(16,185,129,.10));
  font-size:28px;
}

.bk-success-title{
  margin:0;
  font-size:22px;
  line-height:1.1;
  letter-spacing:-.04em;
  font-weight:900;
  color: var(--bk-text);
}

.bk-success-subtitle{
  margin:0;
  font-size:14px;
  color: var(--bk-muted);
  line-height:1.55;
  max-width:320px;
}

.bk-success-card{
  width:100%;
  margin-top:8px;
  background:#f8fafc;
  border:1px solid rgba(16,24,40,.06);
  border-radius:22px;
  padding:14px;
  text-align:left;
}

.bk-success-row{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:8px 0;
  border-bottom:1px solid rgba(16,24,40,.06);
}

.bk-success-row:last-child{
  border-bottom:0;
}

.bk-success-k{
  font-size:12px;
  color: var(--bk-muted);
  font-weight:700;
}

.bk-success-v{
  font-size:13px;
  font-weight:800;
  color:#101828;
  text-align:right;
}

.bk-mini-success-actions{
  display:flex;
  gap:10px;
  width:100%;
  margin-top:4px;
}

/* ===============================
   PROCESSING SHEET
   =============================== */

.bk-processing{
  position:fixed;
  left:50%;
  bottom:0;
  transform: translateX(-50%) translateY(110%);
  width:min(100%, 460px);
  background: linear-gradient(180deg, rgba(255,255,255,.99), rgba(255,255,255,.96));
  border-top-left-radius: 30px;
  border-top-right-radius: 30px;
  box-shadow: var(--bk-shadow);
  z-index:2004;
  opacity:0;
  transition: transform .34s cubic-bezier(.2,.92,.2,1), opacity .34s ease;
  overflow:hidden;
}

.bk-processing.is-open{
  transform: translateX(-50%) translateY(0);
  opacity:1;
}

.bk-processing-body{
  padding:18px;
  text-align:center;
  display:grid;
  gap:12px;
  place-items:center;
}

.bk-processing-loader{
  position:relative;
  width:86px;
  height:86px;
  display:grid;
  place-items:center;
  margin-top:8px;
}

.bk-processing-ring{
  position:absolute;
  inset:0;
  border-radius:50%;
  border:6px solid rgba(124,92,255,.12);
  border-top-color: rgba(47,27,100,.95);
  border-right-color: rgba(255,107,154,.75);
  animation: bkSpin 1s linear infinite;
}

.bk-processing-core{
  width:58px;
  height:58px;
  border-radius:50%;
  background: linear-gradient(135deg, rgba(124,92,255,.14), rgba(255,107,154,.12));
  display:grid;
  place-items:center;
  font-size:28px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.8);
}

.bk-processing-title{
  margin:0;
  font-size:22px;
  line-height:1.1;
  letter-spacing:-.04em;
  font-weight:900;
  color: var(--bk-text);
}

.bk-processing-subtitle{
  margin:0;
  font-size:14px;
  color: var(--bk-muted);
  line-height:1.55;
  max-width:320px;
}

.bk-processing-bar{
  width:100%;
  height:10px;
  border-radius:999px;
  background: #eef1f7;
  overflow:hidden;
  margin-top:6px;
}

.bk-processing-fill{
  display:block;
  height:100%;
  width:40%;
  border-radius:999px;
  background: linear-gradient(90deg, var(--bk-accent), var(--bk-accent-2));
  animation: bkLoad 1.4s ease-in-out infinite;
}

.bk-processing-status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:#344054;
  font-weight:700;
  background:#f8fafc;
  border:1px solid rgba(16,24,40,.06);
  padding:10px 12px;
  border-radius:999px;
}

.bk-processing-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background: var(--bk-success);
  box-shadow: 0 0 0 6px rgba(31,157,85,.10);
  animation: bkPulse 1.2s ease-in-out infinite;
}

/* ===============================
   ANIMATIONS
   =============================== */

@keyframes bkSpin{
  from{ transform: rotate(0deg); }
  to{ transform: rotate(360deg); }
}

@keyframes bkLoad{
  0%{ transform: translateX(-120%); }
  50%{ transform: translateX(35%); }
  100%{ transform: translateX(120%); }
}

@keyframes bkPulse{
  0%,100%{ transform: scale(1); opacity:1; }
  50%{ transform: scale(0.85); opacity:.7; }
}

@keyframes bkShimmer{
  0%{ transform: translateX(-140%); }
  45%{ transform: translateX(140%); }
  100%{ transform: translateX(140%); }
}

/* ===============================
   RESPONSIVE
   =============================== */

@media (max-width: 520px){
  .bk-page{
    padding:18px;
  }

  .bk-mini-sheet{
    width:100%;
    border-top-left-radius:26px;
    border-top-right-radius:26px;
  }

  .bk-full-title{
    font-size:22px;
  }

  .bk-two,
  .bk-option-grid{
    grid-template-columns:1fr;
  }

  .bk-actions-row{
    flex-direction:column;
  }

  .bk-success{
    width:100%;
    border-top-left-radius:26px;
    border-top-right-radius:26px;
  }

  .bk-processing{
    width:100%;
    border-top-left-radius:26px;
    border-top-right-radius:26px;
  }

  .bk-summary-grid{
    grid-template-columns:1fr;
  }
}