/* ===== ABH Global Payment System – Professional & Intuitive UI ===== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&display=swap');

:root {
    /* Light theme (default) */
    --abn-blue: #1a2b8a;
    --abn-blue-light: #3b4dbd;
    --abn-green: #28a745;
    --abn-gray-light: #f8f9fa;
    --abn-dark-text: #1e293b;
    --abn-white: #ffffff;
    --body-bg: #f1f5f9;
    --card-bg: #ffffff;
    --text-color: var(--abn-dark-text);
    --nav-bg: var(--abn-blue);
    --nav-link-color: rgba(255,255,255,0.9);
    --footer-bg: #0f172a;
    --footer-text: #cbd5e1;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.06);
    --shadow: 0 8px 24px rgba(0,0,0,0.08);
    --radius: 16px;
    --radius-sm: 12px;
    --transition: all 0.25s ease;
}

[data-bs-theme="dark"] {
    --body-bg: #0f172a;
    --card-bg: #1e293b;
    --text-color: #e2e8f0;
    --nav-bg: #0f172a;
    --footer-bg: #020617;
    --footer-text: #94a3b8;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.2);
    --shadow: 0 8px 24px rgba(0,0,0,0.3);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--body-bg);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    transition: background 0.3s, color 0.3s;
    -webkit-font-smoothing: antialiased;
}

/* ===== Top Navigation ===== */
.navbar-abh {
    background: var(--nav-bg) !important;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    padding: 0.6rem 1.2rem;
    transition: var(--transition);
}
.navbar-abh .navbar-brand {
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: 0.5px;
    color: #fff !important;
    display: flex;
    align-items: center;
    text-decoration: none;
}
.navbar-abh .navbar-brand img {
    height: 38px;
    margin-right: 10px;
}
.navbar-abh .nav-link {
    color: var(--nav-link-color) !important;
    font-weight: 500;
    margin: 0 0.2rem;
    padding: 0.5rem 1rem !important;
    border-radius: 50px;
    transition: var(--transition);
    font-size: 0.95rem;
}
.navbar-abh .nav-link:hover,
.navbar-abh .nav-link.active {
    background: rgba(255,255,255,0.15);
    color: #ffffff !important;
}
.navbar-abh .navbar-toggler {
    border-color: rgba(255,255,255,0.4);
    padding: 0.4rem 0.6rem;
}
.navbar-abh .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.theme-toggle {
    cursor: pointer;
    color: #fff;
    font-size: 1.2rem;
    padding: 0.5rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 0.5rem;
    transition: var(--transition);
}
.theme-toggle:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.05);
}

/* ===== Footer ===== */
.footer-abh {
    background: var(--footer-bg);
    color: var(--footer-text);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
    font-size: 0.9rem;
    border-top: 3px solid var(--abn-green);
}
.footer-abh h5 {
    color: #ffffff;
    margin-bottom: 1.2rem;
    font-weight: 600;
}
.footer-abh a {
    color: var(--footer-text);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-abh a:hover {
    color: var(--abn-green);
}
.footer-abh .social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    margin-right: 0.5rem;
    transition: var(--transition);
    color: #ffffff;
    font-size: 0.9rem;
}
.footer-abh .social-icons a:hover {
    background: var(--abn-green);
    transform: translateY(-2px);
}

/* ===== Cards ===== */
.card {
    border-radius: var(--radius);
    border: none;
    box-shadow: var(--shadow-sm);
    background: var(--card-bg);
    color: var(--text-color);
    transition: var(--transition);
    margin-bottom: 1.5rem;
}
.card:hover {
    box-shadow: var(--shadow);
}
.card-header {
    background: var(--card-bg);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-weight: 600;
    padding: 1.2rem 1.5rem;
    border-top-left-radius: var(--radius) !important;
    border-top-right-radius: var(--radius) !important;
}
[data-bs-theme="dark"] .card-header {
    border-bottom-color: rgba(255,255,255,0.06);
}

/* ===== Buttons ===== */
.btn {
    border-radius: 50px;
    font-weight: 600;
    padding: 0.6rem 2rem;
    transition: var(--transition);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.3px;
    font-size: 0.95rem;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}
.btn-primary {
    background: var(--abn-blue);
    border-color: var(--abn-blue);
    color: #fff;
}
.btn-primary:hover,
.btn-primary:focus {
    background: #14226b;
    border-color: #14226b;
    box-shadow: 0 6px 18px rgba(26,43,138,0.3);
}
.btn-outline-primary {
    color: var(--abn-blue);
    border-color: var(--abn-blue);
    background: transparent;
}
.btn-outline-primary:hover {
    background: var(--abn-blue);
    color: #ffffff;
}
.btn-success {
    background: var(--abn-green);
    border-color: var(--abn-green);
    color: #fff;
}
.btn-success:hover {
    background: #218838;
    border-color: #1e7e34;
}
.btn-outline-danger {
    color: #dc3545;
    border-color: #dc3545;
}
.btn-outline-danger:hover {
    background: #dc3545;
    color: #ffffff;
}
.btn-sm {
    padding: 0.4rem 1.2rem;
    font-size: 0.85rem;
    min-height: 36px;
}

/* ===== Forms ===== */
.form-control,
.form-select {
    border-radius: 50px;
    border: 1px solid #e2e8f0;
    padding: 0.6rem 1.3rem;
    min-height: 46px;
    background: var(--card-bg);
    color: var(--text-color);
    transition: var(--transition);
    font-size: 0.95rem;
}
.form-control:focus,
.form-select:focus {
    border-color: var(--abn-blue);
    box-shadow: 0 0 0 3px rgba(26,43,138,0.15);
}
.form-label {
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--text-color);
}

/* ===== Tables ===== */
.table {
    margin-bottom: 0;
    color: var(--text-color);
    font-size: 0.95rem;
}
.table thead th {
    font-weight: 600;
    color: #475569;
    border-bottom-width: 2px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(0,0,0,0.02);
    white-space: nowrap;
    padding: 0.85rem 1rem;
}
[data-bs-theme="dark"] .table thead th {
    background: rgba(255,255,255,0.04);
    color: #cbd5e1;
}
.table-hover tbody tr:hover {
    background-color: rgba(0,0,0,0.03);
}
[data-bs-theme="dark"] .table-hover tbody tr:hover {
    background-color: rgba(255,255,255,0.04);
}

/* ===== Stat Cards ===== */
.stat-card {
    border-radius: var(--radius);
    border: none;
    color: #ffffff;
    overflow: hidden;
}
.stat-card .card-body {
    padding: 1.5rem 1.8rem;
}
.stat-card h2 {
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.2;
}
.stat-card.bg-primary {
    background: linear-gradient(145deg, #1a2b8a, #2c3fa0) !important;
}
.stat-card.bg-success {
    background: linear-gradient(145deg, #28a745, #3cb054) !important;
}
.stat-card.bg-info {
    background: linear-gradient(145deg, #17a2b8, #2fb3c5) !important;
}

/* Welcome card for agent */
.welcome-card {
    background: linear-gradient(135deg, #1a2b8a 0%, #3b4dbd 100%);
    color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.welcome-card h2 {
    font-weight: 700;
}

/* Alert */
.alert {
    border-radius: var(--radius-sm);
    border: none;
    box-shadow: var(--shadow-sm);
}

/* ===== Pagination ===== */
.pagination .page-link {
    border-radius: 50px;
    margin: 0 4px;
    color: var(--abn-blue);
    border: 1px solid #e2e8f0;
    min-width: 40px;
    text-align: center;
}
.pagination .page-item.active .page-link {
    background: var(--abn-blue);
    border-color: var(--abn-blue);
    color: #fff;
}

/* ===== Login Pages Special ===== */
.login-container {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.login-icon {
    font-size: 3rem;
    color: var(--abn-blue);
}

/* ===== Responsive improvements ===== */
@media (max-width: 768px) {
    .navbar-abh .navbar-brand {
        font-size: 1.2rem;
    }
    .navbar-abh .nav-link {
        padding: 0.6rem 1rem !important;
        font-size: 0.95rem;
        margin-bottom: 4px;
    }
    h2 { font-size: 1.5rem; }
    .card-body { padding: 1.2rem; }
    .table-responsive { font-size: 0.85rem; }
    .btn { padding: 0.5rem 1.5rem; font-size: 0.9rem; }
    .stat-card h2 { font-size: 1.6rem; }
    .welcome-card h2 { font-size: 1.5rem; }
    .footer-abh {
        text-align: center;
        padding: 2rem 0 1rem;
    }
}