/* ==========================================================================
   Aplikasi Pengundian Nomor Urut Pendaftaran - Design System & Styles
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Tokens */
  --bg-dark: #070913;
  --bg-card: rgba(18, 24, 43, 0.75);
  --bg-card-hover: rgba(28, 37, 65, 0.85);
  --bg-input: rgba(10, 14, 26, 0.8);
  --border-color: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(139, 92, 246, 0.3);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --primary: #8b5cf6;
  --primary-hover: #7c3aed;
  --primary-glow: rgba(139, 92, 246, 0.4);
  
  --accent-gold: #f59e0b;
  --accent-gold-glow: rgba(245, 158, 11, 0.4);
  
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.4);

  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;

  /* Fonts */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Outfit', sans-serif;

  /* Shadows */
  --shadow-lg: 0 10px 30px -5px rgba(0, 0, 0, 0.5), 0 0 20px rgba(139, 92, 246, 0.15);
  --shadow-glow: 0 0 40px rgba(245, 158, 11, 0.3);

  /* Transitions */
  --tr-fast: 0.15s ease;
  --tr-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --tr-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(139, 92, 246, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(6, 182, 212, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.08) 0%, transparent 60%);
  background-attachment: fixed;
}

#canvas-confetti {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 999;
}

/* Container App */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1440px;
  margin: 0 auto;
  padding: 1rem;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  box-shadow: 0 0 15px var(--primary-glow);
}

.brand-text h1 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 30%, #a7f3d0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.icon-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--tr-normal);
  font-size: 1.1rem;
}

.icon-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary);
  color: var(--accent-gold);
  transform: translateY(-2px);
}

.icon-btn.active {
  background: rgba(139, 92, 246, 0.2);
  border-color: var(--primary);
  color: var(--primary);
}

/* Layout Grid */
.main-layout {
  display: grid;
  grid-template-columns: 340px 1fr 340px;
  gap: 1.5rem;
  flex: 1;
}

@media (max-width: 1200px) {
  .main-layout {
    grid-template-columns: 320px 1fr;
  }
  .winner-section {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .main-layout {
    grid-template-columns: 1fr;
  }
}

/* Card Module */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: var(--shadow-lg);
  transition: var(--tr-normal);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.85rem;
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
}

.panel-title i {
  color: var(--primary);
}

/* Controls Form */
.tabs {
  display: flex;
  background: var(--bg-input);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.tab-btn {
  flex: 1;
  padding: 8px 12px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.825rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--tr-fast);
}

.tab-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 10px var(--primary-glow);
}

.tab-content {
  display: none;
  flex-direction: column;
  gap: 1rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

input[type="text"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.9rem;
  outline: none;
  transition: var(--tr-fast);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

textarea {
  resize: vertical;
  min-height: 110px;
  font-family: monospace;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-size: 0.725rem;
  font-weight: 700;
  background: rgba(139, 92, 246, 0.15);
  color: var(--primary);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.65rem 1rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--tr-normal);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

/* Stage / Draw Section */
.stage-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  text-align: center;
  min-height: 480px;
}

.stage-title-badge {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(139, 92, 246, 0.15));
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 0.4rem 1.2rem;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-glow);
}

.slot-display-container {
  width: 100%;
  max-width: 520px;
  background: rgba(8, 11, 20, 0.9);
  border: 2px solid var(--border-glow);
  border-radius: 32px;
  padding: 3rem 1.5rem;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.8), 0 0 40px rgba(139, 92, 246, 0.25);
}

.slot-display-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--primary), var(--accent-gold));
}

.number-display {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 5.5rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1;
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
  word-break: break-all;
  transition: transform 0.05s ease;
}

.number-display.rolling {
  animation: pulseScale 0.15s infinite alternate;
  background: linear-gradient(180deg, var(--accent-gold) 0%, #fef08a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.number-display.winner-flash {
  animation: winnerPop 0.6s var(--tr-bounce);
  background: linear-gradient(180deg, #fef08a 0%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stage-subtext {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  font-weight: 500;
}

.draw-btn-container {
  display: flex;
  gap: 1rem;
  width: 100%;
  max-width: 480px;
  justify-content: center;
}

.btn-draw {
  flex: 1;
  padding: 1.1rem 2rem;
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  color: #ffffff;
  border: none;
  border-radius: 20px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 10px 25px var(--primary-glow);
  transition: var(--tr-bounce);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.btn-draw:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 35px var(--primary-glow), 0 0 20px rgba(6, 182, 212, 0.4);
}

.btn-draw:active {
  transform: translateY(1px) scale(0.98);
}

.btn-draw:disabled {
  background: #334155;
  color: #94a3b8;
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

/* Winner List Section */
.winner-list-container {
  flex: 1;
  overflow-y: auto;
  max-height: 480px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-right: 4px;
}

.winner-list-container::-webkit-scrollbar {
  width: 6px;
}
.winner-list-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}

.winner-card {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  animation: slideIn 0.3s ease;
  transition: var(--tr-fast);
}

.winner-card:hover {
  border-color: var(--accent-gold);
  transform: translateX(3px);
}

.winner-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  align-items: flex-start;
}

.winner-number {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-gold);
}

.winner-label {
  font-size: 0.8rem;
  color: var(--text-main);
  font-weight: 600;
}

.winner-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.winner-prize-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-gold);
  font-weight: 700;
}

.winner-time {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.btn-del-winner {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: var(--tr-fast);
}

.btn-del-winner:hover {
  color: var(--accent-rose);
  background: rgba(244, 63, 94, 0.1);
}

.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-dim);
  font-size: 0.875rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.empty-state i {
  font-size: 2rem;
  color: var(--text-muted);
  opacity: 0.5;
}

/* Modal Winner Celebration */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 7, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 1rem;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: linear-gradient(145deg, #131a2e, #0d1222);
  border: 2px solid var(--accent-gold);
  border-radius: 32px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 480px;
  text-align: center;
  box-shadow: var(--shadow-glow), 0 20px 50px rgba(0,0,0,0.8);
  transform: scale(0.8);
  transition: transform 0.4s var(--tr-bounce);
  position: relative;
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-crown {
  font-size: 3.5rem;
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
  animation: float 2s ease-in-out infinite;
}

.modal-subtitle {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-weight: 700;
}

.modal-prize {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-cyan);
  margin-top: 0.25rem;
  margin-bottom: 1rem;
}

.modal-winner-box {
  background: rgba(245, 158, 11, 0.1);
  border: 1px dashed var(--accent-gold);
  border-radius: 20px;
  padding: 1.5rem 1rem;
  margin-bottom: 1.5rem;
}

.modal-winner-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 3.8rem);
  font-weight: 900;
  color: var(--accent-gold);
  line-height: 1.1;
  text-shadow: 0 0 20px rgba(245, 158, 11, 0.5);
}

.modal-winner-label {
  font-size: 1rem;
  color: var(--text-main);
  font-weight: 600;
  margin-top: 0.25rem;
}

/* Animations */
@keyframes pulseScale {
  0% { transform: scale(0.98); }
  100% { transform: scale(1.02); }
}

@keyframes winnerPop {
  0% { transform: scale(0.6); opacity: 0; }
  70% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Responsive Footer / Footnote */
.app-footer {
  text-align: center;
  padding: 1.25rem 1rem;
  color: #cbd5e1;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* Stage Fullscreen Mode */
body.fullscreen-mode {
  padding: 0;
}

body.fullscreen-mode .app-header,
body.fullscreen-mode .control-section,
body.fullscreen-mode .winner-section,
body.fullscreen-mode .app-footer {
  display: none !important;
}

body.fullscreen-mode .main-layout {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

body.fullscreen-mode .stage-section {
  width: 100vw;
  height: 100vh;
  justify-content: center;
}

body.fullscreen-mode .slot-display-container {
  max-width: 800px;
  padding: 5rem 2rem;
}

body.fullscreen-mode .number-display {
  font-size: 8rem;
}