/* DAD Poker Alliance — Emerald Felt 테마 커스텀 스타일 */

:root {
  --primary:        #10B981;
  --primary-light:  #34D399;
  --primary-dark:   #059669;
  --accent:         #CA8A04;
  --background:     #080F0D;
  --surface:        #0A1512;
  --card:           #0F1E1A;
  --text:           #E0F5EE;
  --text-muted:     #8BBCAD;
  --border:         rgba(16, 185, 129, 0.15);
  --danger:         #EF4444;
  --warning:        #F59E0B;
  --info:           #3B82F6;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--background);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
}

/* 스크롤바 스타일 */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--primary-dark); border-radius: 3px; }

/* 카드 컴포넌트 */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}

.card-hover {
  transition: border-color 0.2s, transform 0.2s;
}
.card-hover:hover {
  border-color: rgba(16, 185, 129, 0.4);
  transform: translateY(-2px);
}

/* 버튼 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--primary-dark);
  color: #fff;
}
.btn-primary:hover { background: var(--primary); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}
.btn-outline:hover { background: rgba(16, 185, 129, 0.1); }
.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { opacity: 0.9; }
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* 폼 요소 */
.form-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--text);
  font-size: 15px;
  transition: border-color 0.2s;
}
.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}
.form-input::placeholder { color: var(--text-muted); }
.form-input.error { border-color: var(--danger); }

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.form-label .required { color: var(--primary); margin-left: 2px; }

.form-error {
  font-size: 13px;
  color: var(--danger);
  margin-top: 4px;
}

/* 배지 */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-tier0 { background: rgba(16, 185, 129, 0.15); color: var(--primary-light); }
.badge-tier1 { background: rgba(202, 138, 4, 0.15); color: #FCD34D; }
.badge-tier2 { background: rgba(202, 138, 4, 0.25); color: #F59E0B; }
.badge-auto-upgrade {
  background: linear-gradient(135deg, rgba(202, 138, 4, 0.2), rgba(16, 185, 129, 0.2));
  color: #FCD34D;
  border: 1px solid rgba(202, 138, 4, 0.3);
  font-size: 11px;
  padding: 2px 8px;
}
.badge-pending { background: rgba(59, 130, 246, 0.15); color: #60A5FA; }
.badge-approved { background: rgba(16, 185, 129, 0.15); color: var(--primary-light); }
.badge-rejected { background: rgba(239, 68, 68, 0.15); color: #F87171; }

/* 알림 배너 */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  border: 1px solid;
}
.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--primary-light);
}
.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #F87171;
}
.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: #FCD34D;
}
.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.3);
  color: #60A5FA;
}

/* 로딩 스피너 */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(16, 185, 129, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 섹션 구분선 */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* 폼 단계 표시 */
.step-indicator {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 32px;
}
.step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  transition: all 0.3s;
}
.step-dot.active { background: var(--primary-dark); color: #fff; }
.step-dot.completed { background: var(--primary); color: #fff; }
.step-dot.inactive { background: var(--surface); color: var(--text-muted); border: 1px solid var(--border); }
.step-line {
  flex: 1;
  height: 2px;
  background: var(--border);
  transition: background 0.3s;
}
.step-line.completed { background: var(--primary); }

/* 티어 카드 */
.tier-card {
  position: relative;
  border-radius: 16px;
  padding: 28px 24px;
  border: 1px solid var(--border);
  transition: all 0.3s;
}
.tier-card.selected {
  border-color: var(--primary);
  background: rgba(16, 185, 129, 0.05);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}
.tier-card:hover { border-color: rgba(16, 185, 129, 0.3); }

/* 반응형 유틸 */
@media (max-width: 640px) {
  .card { padding: 16px; }
  .btn { padding: 10px 18px; font-size: 14px; }
}

/* FAQ 아코디언 */
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 0;
  background: none;
  border: none;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-answer {
  padding: 0 0 18px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}
.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.empty-state-desc {
  font-size: 14px;
  line-height: 1.6;
}

/* 코드 복사 박스 */
.code-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
}
.code-text {
  flex: 1;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--primary-light);
  word-break: break-all;
}