* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0a0a0f;
  --surface: #14141f;
  --surface-hover: #1c1c2e;
  --border: #2a2a3e;
  --accent: #6c5ce7;
  --accent-glow: rgba(108, 92, 231, 0.3);
  --red: #ff4757;
  --red-glow: rgba(255, 71, 87, 0.3);
  --green: #2ed573;
  --green-glow: rgba(46, 213, 115, 0.3);
  --text: #e2e2ef;
  --text-dim: #7a7a9a;
  --radius: 12px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.container {
  max-width: 600px;
  width: 100%;
  padding: 40px 20px;
}

.logo {
  display: block;
  width: 96px;
  height: 96px;
  margin: 0 auto 16px;
  border-radius: 50%;
  object-fit: cover;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 6px;
}

.subtitle {
  text-align: center;
  color: var(--text-dim);
  margin-bottom: 40px;
  font-size: 0.95rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-record {
  background: var(--accent);
  color: white;
  font-size: 1.1rem;
  padding: 18px;
}

.btn-record:hover:not(:disabled) {
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-record.recording {
  background: var(--red);
  animation: pulse 1.5s infinite;
}

.btn-record.recording:hover:not(:disabled) {
  box-shadow: 0 0 30px var(--red-glow);
}

.btn-submit {
  background: var(--green);
  color: #0a0a0f;
}

.btn-submit:hover:not(:disabled) {
  box-shadow: 0 0 30px var(--green-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface-hover);
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--border);
}

.btn-delete {
  background: var(--red);
  color: white;
}

.btn-delete:hover:not(:disabled) {
  box-shadow: 0 0 20px var(--red-glow);
}

.btn-danger-all {
  background: transparent;
  border: 1px solid var(--red);
  color: var(--red);
  margin-top: 12px;
}

.btn-danger-all:hover:not(:disabled) {
  background: var(--red);
  color: white;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 15px var(--red-glow); }
  50% { box-shadow: 0 0 35px var(--red-glow); }
}

.timer {
  font-variant-numeric: tabular-nums;
  text-align: center;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-dim);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.timer.active {
  color: var(--red);
}

.timer.warning {
  color: #ffa502;
}

.preview-section {
  margin-top: 20px;
}

.preview-section audio {
  width: 100%;
  margin-bottom: 14px;
  border-radius: 8px;
}

.preview-label {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.success-msg {
  text-align: center;
  padding: 20px;
}

.success-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.success-text {
  font-size: 1.1rem;
  color: var(--green);
  font-weight: 600;
}

.success-sub {
  color: var(--text-dim);
  margin-top: 8px;
}

.queue-count {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.queue-count span {
  color: var(--accent);
  font-weight: 600;
}

/* Admin */
.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.admin-header h1 {
  margin-bottom: 0;
}

.login-card {
  max-width: 360px;
  margin: 60px auto;
}

.input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 12px;
  outline: none;
}

.input:focus {
  border-color: var(--accent);
}

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

.question-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.question-item audio {
  flex: 1;
  height: 38px;
  min-width: 0;
}

.question-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 100px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.question-actions {
  display: flex;
  gap: 8px;
}

.question-actions button {
  padding: 8px 14px;
  font-size: 0.85rem;
  border-radius: 8px;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-dim);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  font-size: 0.75rem;
  font-weight: 700;
}