/* ============================================================
   style.css – Global design system for Expense DB
   วิทยาลัยอาชีวศึกษามหาสารคาม
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Sarabun:wght@300;400;500;600;700&display=swap');

/* ── CSS Variables ───────────────────────────────────────────── */
:root {
    --primary:        #004c7c;
    --primary-light:  #0070b8;
    --primary-dark:   #003559;
    --accent:         #00b4d8;
    --accent-light:   #90e0ef;
    --success:        #2ecc71;
    --warning:        #f39c12;
    --danger:         #e74c3c;
    --bg-body:        #f0f4f8;
    --bg-card:        #ffffff;
    --text-primary:   #1a202c;
    --text-secondary: #64748b;
    --text-muted:     #94a3b8;
    --border-color:   #e2e8f0;
    --shadow-sm:      0 1px 3px rgba(0,0,0,.08);
    --shadow-md:      0 4px 12px rgba(0,0,0,.1);
    --shadow-lg:      0 10px 30px rgba(0,0,0,.12);
    --radius-sm:      0.375rem;
    --radius-md:      0.5rem;
    --radius-lg:      0.75rem;
    --radius-xl:      1rem;
    --transition:     all .25s cubic-bezier(.4,0,.2,1);
}

/* ── Base ─────────────────────────────────────────────────────── */
html { font-size: 100%; scroll-behavior: smooth; }

body {
    font-family: 'Sarabun', 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.7;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Navbar ───────────────────────────────────────────────────── */
.navbar-main {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    box-shadow: var(--shadow-md);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.navbar-main .navbar-brand {
    font-weight: 700;
    font-size: 1.2rem;
    color: #fff !important;
    padding: .75rem 0;
    letter-spacing: .02em;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.navbar-main .navbar-brand .brand-icon {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,.2);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.navbar-main .nav-link {
    color: rgba(255,255,255,.85) !important;
    font-weight: 500;
    padding: .85rem 1rem !important;
    transition: var(--transition);
    position: relative;
    font-size: .9rem;
}

.navbar-main .nav-link:hover,
.navbar-main .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,.1);
}

.navbar-main .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: .5rem;
    right: .5rem;
    height: 3px;
    background: var(--accent);
    border-radius: 3px 3px 0 0;
}

.navbar-main .navbar-user {
    color: rgba(255,255,255,.9);
    font-size: .875rem;
    display: flex;
    align-items: center;
    gap: .75rem;
}

.navbar-main .btn-logout {
    color: #fff;
    border-color: rgba(255,255,255,.4);
    font-size: .8rem;
    padding: .25rem .75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.navbar-main .btn-logout:hover {
    background: rgba(255,255,255,.15);
    border-color: rgba(255,255,255,.7);
}

/* ── Page Content ─────────────────────────────────────────────── */
.page-wrapper {
    flex: 1;
    padding: 1.5rem 0 3rem;
}

.container { max-width: 1200px; }

/* ── Page Header ──────────────────────────────────────────────── */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.75rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h2 {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.5rem;
    margin: 0;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.page-header h2::before {
    content: '';
    width: 4px;
    height: 1.5rem;
    background: linear-gradient(to bottom, var(--accent), var(--primary));
    border-radius: 2px;
    display: inline-block;
}

/* ── Cards ────────────────────────────────────────────────────── */
.card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    background: var(--bg-card);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    font-weight: 600;
    padding: .85rem 1.25rem;
    border-bottom: none;
    font-size: .95rem;
}

.card-header.bg-info {
    background: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%) !important;
    color: #fff !important;
}

.card-header.bg-warning {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%) !important;
    color: #fff !important;
}

.card-header.bg-success {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%) !important;
    color: #fff !important;
}

.card-header.bg-danger {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%) !important;
    color: #fff !important;
}

.card-body { padding: 1.5rem; }

/* ── Forms ────────────────────────────────────────────────────── */
.form-label {
    font-weight: 600;
    font-size: .875rem;
    color: var(--text-primary);
    margin-bottom: .35rem;
}

.form-control,
.form-select {
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: .55rem .85rem;
    font-size: .9rem;
    transition: var(--transition);
    background: #fff;
    color: var(--text-primary);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(0,76,124,.12);
    outline: none;
}

.input-group-text {
    background: #f8fafc;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: .875rem;
    color: var(--text-secondary);
}

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: .875rem;
    padding: .5rem 1.25rem;
    transition: var(--transition);
    letter-spacing: .01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    color: #fff;
    box-shadow: 0 2px 6px rgba(0,76,124,.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,76,124,.4);
}

.btn-secondary {
    background: #f1f5f9;
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: #e2e8f0;
    color: var(--text-primary);
}

.btn-success {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    border: none;
    box-shadow: 0 2px 6px rgba(5,150,105,.3);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(5,150,105,.4);
}

.btn-warning {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    border: none;
    color: #fff;
    box-shadow: 0 2px 6px rgba(217,119,6,.3);
}

.btn-warning:hover {
    color: #fff;
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    border: none;
    box-shadow: 0 2px 6px rgba(220,38,38,.3);
}

.btn-outline-primary {
    color: var(--primary);
    border: 1.5px solid var(--primary);
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: #fff;
}

/* ── Tables ───────────────────────────────────────────────────── */
.table {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 0;
    font-size: .9rem;
}

.table thead th {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    font-weight: 600;
    padding: .75rem 1rem;
    border: none;
    white-space: nowrap;
    font-size: .85rem;
    letter-spacing: .02em;
}

.table tbody td {
    padding: .65rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background: rgba(0,180,216,.06);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* ── Info Labels ──────────────────────────────────────────────── */
.info-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .03em;
    display: block;
    margin-bottom: .15rem;
}

.info-value {
    font-size: .95rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* ── Section Titles ───────────────────────────────────────────── */
.section-title {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: .5rem;
    border-bottom: 2px solid var(--accent-light);
    display: flex;
    align-items: center;
    gap: .5rem;
}

/* ── Badges / Status ──────────────────────────────────────────── */
.badge {
    font-weight: 600;
    padding: .35rem .65rem;
    border-radius: var(--radius-sm);
    font-size: .78rem;
    letter-spacing: .02em;
}

/* ── Footer ───────────────────────────────────────────────────── */
.footer-main {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: rgba(255,255,255,.8);
    padding: 1.25rem 0;
    font-size: .85rem;
    margin-top: auto;
}

.footer-main a {
    color: var(--accent-light);
    text-decoration: none;
}

/* ── Alerts ───────────────────────────────────────────────────── */
.alert {
    border-radius: var(--radius-md);
    border: none;
    font-size: .9rem;
    font-weight: 500;
}

.alert-success {
    background: #ecfdf5;
    color: #065f46;
    border-left: 4px solid var(--success);
}

.alert-danger {
    background: #fef2f2;
    color: #991b1b;
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: #fffbeb;
    color: #92400e;
    border-left: 4px solid var(--warning);
}

.alert-info {
    background: #eff6ff;
    color: #1e40af;
    border-left: 4px solid #3b82f6;
}

/* ── Summary Box ──────────────────────────────────────────────── */
.summary-box {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.summary-box .summary-label {
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    opacity: .8;
    margin-bottom: .25rem;
}

.summary-box .summary-value {
    font-size: 1.5rem;
    font-weight: 700;
}

/* ── Login Page ───────────────────────────────────────────────── */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, #0891b2 100%);
    padding: 1rem;
}

.login-card {
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
}

.login-card h2 {
    color: var(--primary);
    font-weight: 700;
    text-align: center;
    margin-bottom: .5rem;
}

.login-card .login-subtitle {
    color: var(--text-muted);
    text-align: center;
    font-size: .9rem;
    margin-bottom: 2rem;
}

/* ── Dot overlay tweaks (print forms) ────────────────────────── */
.dot-overlay .val {
    top: -8px;
    left: 0 !important;
    padding-left: 8px !important;
    margin: 0 !important;
    text-indent: 0 !important;
    font-weight: bold;
    color: #000;
    white-space: nowrap;
    overflow: visible;
    text-align: left !important;
    pointer-events: auto;
}

/* ── Animation ────────────────────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
    animation: fadeInUp .4s ease-out;
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .page-header h2 { font-size: 1.25rem; }
    .card-body { padding: 1rem; }
    .container { padding-left: 1rem; padding-right: 1rem; }
    .table { font-size: .82rem; }
    .table thead th,
    .table tbody td { padding: .5rem .6rem; }
}

@media (max-width: 576px) {
    .navbar-main .navbar-brand { font-size: 1rem; }
    .navbar-main .nav-link { padding: .65rem .75rem !important; font-size: .82rem; }
}

/* ── Print ────────────────────────────────────────────────────── */
@media print {
    .navbar-main,
    .footer-main,
    .btn,
    .no-print { display: none !important; }
    body { background: #fff; }
    .container { max-width: 100%; margin: 0; padding: 0; }
    .card { box-shadow: none; border: 1px solid #ddd; }
}

/* Modern Buttons */
.btn-soft-danger {
    background-color: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border: none;
    transition: all 0.2s ease;
}
.btn-soft-danger:hover {
    background-color: #e74c3c;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(231, 76, 60, 0.2);
}

.btn-soft-success {
    background-color: rgba(46, 204, 113, 0.1);
    color: #2ecc71;
    border: none;
    transition: all 0.2s ease;
}
.btn-soft-success:hover {
    background-color: #2ecc71;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(46, 204, 113, 0.2);
}

.table-hover tbody tr {
    transition: background-color 0.2s ease;
}
.table-hover tbody tr:hover {
    background-color: rgba(0, 76, 124, 0.02);
}

.btn-soft-primary {
    background-color: rgba(0, 76, 124, 0.1);
    color: var(--primary);
    border: none;
    transition: all 0.2s ease;
}
.btn-soft-primary:hover {
    background-color: var(--primary);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 76, 124, 0.2);
}

.btn-soft-secondary {
    background-color: rgba(100, 116, 139, 0.1);
    color: #64748b;
    border: none;
    transition: all 0.2s ease;
}
.btn-soft-secondary:hover {
    background-color: #64748b;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(100, 116, 139, 0.2);
}