/* ==========================================================================
   Client Management System — App Stylesheet
   Design tokens + consistent styling applied site-wide.
   Loaded once from includes/header.php, so every page inherits it.
   ========================================================================== */

:root {
    --brand-primary: #2C3E75;
    --brand-primary-dark: #1F2C56;
    --brand-primary-light: #3E5299;
    --accent-money: #E8A33D;
    --accent-money-dark: #C7841F;

    --bg-page: #F4F6FB;
    --bg-surface: #FFFFFF;

    --text-primary: #1F2430;
    --text-muted: #6B7280;

    --border-color: #E4E7EE;

    --radius-md: 10px;
    --radius-lg: 14px;

    --shadow-card: 0 1px 3px rgba(31, 36, 48, 0.08), 0 1px 2px rgba(31, 36, 48, 0.04);
    --shadow-card-hover: 0 4px 12px rgba(31, 36, 48, 0.10);

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Plus Jakarta Sans', 'Inter', sans-serif;
}

/* ---------- Base ---------- */

html, body {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-page);
    font-family: var(--font-body);
    color: var(--text-primary);
}

h1, h2, h3, h4, h5, h6,
.navbar-brand,
.card-header h4,
.card-header h5 {
    font-family: var(--font-display);
    font-weight: 600;
}

a {
    text-decoration: none;
}

/* ---------- Top Navbar ---------- */

.app-navbar {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    padding-top: .65rem;
    padding-bottom: .65rem;
}

.app-navbar .navbar-brand {
    font-size: 1.15rem;
    letter-spacing: .2px;
    display: flex;
    align-items: center;
    gap: .5rem;
    color: #fff !important;
}

.app-navbar .navbar-brand .brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--accent-money);
    color: var(--brand-primary-dark);
    font-weight: 700;
    font-size: .95rem;
}

.app-navbar .btn-dark {
    background: rgba(255, 255, 255, 0.12);
    border: none;
}

.app-navbar .btn-dark:hover {
    background: rgba(255, 255, 255, 0.22);
}

/* ---------- Sidebar ---------- */

.app-sidebar {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.app-sidebar .list-group-item {
    border: none;
    border-left: 3px solid transparent;
    border-radius: 0;
    padding: .75rem 1.1rem;
    font-size: .93rem;
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: .6rem;
    transition: background-color .15s ease, color .15s ease;
}

.app-sidebar .list-group-item:hover {
    background-color: #F0F3FA;
}

.app-sidebar .list-group-item.active {
    background-color: #EEF1FA;
    border-left-color: var(--brand-primary);
    color: var(--brand-primary-dark);
    font-weight: 600;
}

.app-sidebar .nav-icon {
    display: inline-flex;
    width: 18px;
    justify-content: center;
    font-size: .95rem;
}

/* ---------- Cards ---------- */

.card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-card);
}

.card-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    border-top-left-radius: var(--radius-lg) !important;
    border-top-right-radius: var(--radius-lg) !important;
    font-family: var(--font-display);
}

/* Stat cards (dashboard / list pages) keep their semantic colors,
   but get consistent rounding + a lighter, more refined fill */

.card.text-bg-primary { background: var(--brand-primary) !important; }
.card.text-bg-success { background: #1F9D6B !important; }
.card.text-bg-danger  { background: #D8465A !important; }
.card.text-bg-warning { background: #E8A33D !important; color: #3A2A0A !important; }

.card.text-bg-primary,
.card.text-bg-success,
.card.text-bg-danger,
.card.text-bg-warning {
    border: none;
}

/* ---------- Money / Revenue accent ---------- */

.text-money,
.card.text-bg-success h2,
.card.text-bg-success h3 {
    color: var(--accent-money);
}

.card.border-success {
    border-color: var(--accent-money) !important;
}

.card.border-success h2 {
    color: var(--accent-money-dark);
}

/* ---------- Tables ---------- */

.table thead th {
    background-color: #F7F8FC;
    color: var(--text-muted);
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: #FAFBFD;
}

.table-hover > tbody > tr:hover > * {
    background-color: #F0F3FA;
}

/* ---------- Buttons ---------- */

.btn {
    border-radius: var(--radius-md);
    font-weight: 500;
}

.btn-primary {
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
}

.btn-primary:hover {
    background-color: var(--brand-primary-dark);
    border-color: var(--brand-primary-dark);
}

/* ---------- Badges ---------- */

.badge {
    font-weight: 600;
    letter-spacing: .02em;
    border-radius: 6px;
}

/* ---------- Login Page ---------- */

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-dark) 100%);
}

.login-card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.login-card .card-header {
    background: var(--bg-surface);
    text-align: center;
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--brand-primary);
    border-bottom: 1px solid var(--border-color);
}