/* ==========================================
   Info Capture - Design System v2
   Modern / Glassmorphism / Dark Mode
   ========================================== */

/* ---- Light Theme (default) ---- */
:root {
    --primary: #6366F1;
    --primary-light: #EEF2FF;
    --primary-dark: #4F46E5;
    --primary-glow: rgba(99, 102, 241, 0.15);
    --success: #10B981;
    --success-bg: #ECFDF5;
    --warning: #F59E0B;
    --warning-bg: #FFFBEB;
    --error: #EF4444;
    --error-bg: #FEF2F2;
    --bg: #F0F2F5;
    --bg-secondary: #E5E7EB;
    --card: #FFFFFF;
    --card-hover: #FAFAFA;
    --border: #E5E7EB;
    --border-light: #F3F4F6;
    --text: #111827;
    --text-secondary: #4B5563;
    --sub: #6B7280;
    --sidebar-bg: #FFFFFF;
    --sidebar-width: 260px;
    --header-height: 0px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --glass: rgba(255,255,255,0.7);
    --glass-border: rgba(255,255,255,0.2);
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Dark Theme ---- */
[data-theme="dark"] {
    --primary: #818CF8;
    --primary-light: rgba(129, 140, 248, 0.12);
    --primary-dark: #6366F1;
    --primary-glow: rgba(129, 140, 248, 0.2);
    --success: #34D399;
    --success-bg: rgba(52, 211, 153, 0.1);
    --warning: #FBBF24;
    --warning-bg: rgba(251, 191, 36, 0.1);
    --error: #F87171;
    --error-bg: rgba(248, 113, 113, 0.1);
    --bg: #0F1117;
    --bg-secondary: #1A1D27;
    --card: #1E2130;
    --card-hover: #252838;
    --border: #2D3348;
    --border-light: #252838;
    --text: #F1F5F9;
    --text-secondary: #94A3B8;
    --sub: #64748B;
    --sidebar-bg: #171923;
    --glass: rgba(30, 33, 48, 0.8);
    --glass-border: rgba(45, 51, 72, 0.5);
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
}

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

body {
    font-family: 'Pretendard', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    transition: background var(--transition), color var(--transition);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: -0.01em;
}
.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 2px 8px var(--primary-glow);
}
.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 16px var(--primary-glow);
    transform: translateY(-1px);
}
.btn-primary:disabled { background: var(--sub); box-shadow: none; transform: none; cursor: not-allowed; }
.btn-secondary {
    background: var(--card);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--card-hover); border-color: var(--primary); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { opacity: 0.9; }
.btn-danger { background: var(--error); color: white; }
.btn-sm { padding: 6px 12px; font-size: 12px; }

/* ==========================================
   Badge
   ========================================== */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-info { background: var(--primary-light); color: var(--primary); }

/* ==========================================
   Card
   ========================================== */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: background var(--transition), border-color var(--transition);
}

/* ==========================================
   Table
   ========================================== */
.table-wrap {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.table-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}
.table-header input[type="date"],
.table-header input[type="text"] {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    background: var(--card);
    color: var(--text);
}
.table-header select {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    background: var(--card);
    color: var(--text);
}

table { width: 100%; border-collapse: collapse; }
table th {
    background: var(--bg-secondary);
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--sub);
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
table td {
    padding: 14px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-light);
    transition: background var(--transition);
}
table tr:hover td { background: var(--card-hover); }

.page-area { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; }
.page-area .total { font-size: 13px; color: var(--sub); }
.page-btns { display: flex; gap: 4px; }
.page-btns button {
    width: 32px; height: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--card); cursor: pointer;
    font-size: 13px; color: var(--sub);
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
}
.page-btns button:hover { border-color: var(--primary); color: var(--primary); }
.page-btns button.active { background: var(--primary); color: white; border-color: var(--primary); }

/* ==========================================
   Modal
   ========================================== */
.modal-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}
.modal-overlay.active { display: flex; }
.modal-content {
    background: var(--card);
    border-radius: var(--radius-xl);
    width: 90%; max-width: 600px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}
.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.modal-header h3 { font-size: 16px; font-weight: 700; }
.modal-body { padding: 24px; }
.modal-footer {
    display: flex; gap: 8px; justify-content: flex-end;
    padding: 16px 24px;
    border-top: 1px solid var(--border);
}
.modal-close {
    background: none; border: none; cursor: pointer;
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--sub);
    transition: all var(--transition);
}
.modal-close:hover { background: var(--border); }

/* ==========================================
   Forms
   ========================================== */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--sub); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px; outline: none;
    background: var(--card);
    color: var(--text);
    transition: border var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }

.radio-group { display: flex; gap: 16px; }
.radio-group label {
    display: flex; align-items: center; gap: 6px;
    font-size: 13px; color: var(--text); cursor: pointer;
}
.radio-group input[type="radio"] { accent-color: var(--primary); }

/* ==========================================
   Progress Bar
   ========================================== */
.progress-bar { height: 4px; background: var(--border); border-radius: 2px; margin-bottom: 20px; }
.progress-bar .fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--primary-dark)); border-radius: 2px; transition: width 0.3s; }

/* ==========================================
   Utility
   ========================================== */
.text-ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-sub { color: var(--sub); font-size: 13px; }
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }
.gap-8 { gap: 8px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

/* Loading */
.loading-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(4px);
    z-index: 2000;
    flex-direction: column;
    justify-content: center; align-items: center;
}
.loading-overlay.active { display: flex; }
.spinner {
    width: 40px; height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================
   Dark Mode Toggle
   ========================================== */
.theme-toggle {
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--sub);
    font-size: 16px;
    transition: all var(--transition);
}
.theme-toggle:hover {
    background: var(--card-hover);
    border-color: var(--primary);
    color: var(--primary);
}

/* ==========================================
   Scrollbar
   ========================================== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--sub); }