/* ============ Design tokens ============ */
:root {
    /* Brand accent — overridden per-church via includes/theme_head.php from Site Settings */
    --color-primary: #4f46e5;
    --color-primary-hover: color-mix(in srgb, var(--color-primary) 82%, black);
    --color-primary-light: color-mix(in srgb, var(--color-primary) 10%, white);
    --color-primary-border: color-mix(in srgb, var(--color-primary) 30%, white);
    --on-primary: #ffffff;

    /* Semantic colors — fixed regardless of brand */
    --color-success: #16a34a;
    --color-success-light: #f0fdf4;
    --color-success-border: #bbf7d0;
    --color-danger: #dc2626;
    --color-danger-light: #fef2f2;
    --color-danger-border: #fecaca;
    --color-warning: #d97706;
    --color-warning-light: #fffbeb;
    --color-warning-border: #fde68a;

    /* Neutrals (light theme) */
    --color-bg: #f6f7f9;
    --color-surface: #ffffff;
    --color-surface-2: #fbfbfc;
    --color-border: #e5e7eb;
    --color-border-strong: #d1d5db;
    --color-text: #111827;
    --color-text-muted: #6b7280;
    --shadow-color: 220 20% 10%;

    /* Sidebar — a distinct dark "chrome" panel, regardless of light/dark content theme */
    --sidebar-bg: #14161f;
    --sidebar-surface-2: #1b1e29;
    --sidebar-border: rgba(255, 255, 255, 0.08);
    --sidebar-text: #d7d9e2;
    --sidebar-text-muted: #8b8fa3;
    --sidebar-hover-bg: rgba(255, 255, 255, 0.06);
    --sidebar-active-bg: color-mix(in srgb, var(--color-primary) 28%, transparent);
    --sidebar-active-text: color-mix(in srgb, var(--color-primary) 55%, white);

    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 2px hsl(var(--shadow-color) / 0.06);
    --shadow: 0 1px 3px hsl(var(--shadow-color) / 0.08), 0 1px 2px hsl(var(--shadow-color) / 0.05);
    --shadow-md: 0 4px 12px hsl(var(--shadow-color) / 0.08), 0 2px 4px hsl(var(--shadow-color) / 0.05);
    --sidebar-width: 248px;
    --topbar-height: 60px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --transition: 120ms ease;

    color-scheme: light;
}

/* ============ Dark theme ============ */
:root[data-theme="dark"] {
    --color-primary-hover: color-mix(in srgb, var(--color-primary) 82%, white);
    --color-primary-light: color-mix(in srgb, var(--color-primary) 18%, black);
    --color-primary-border: color-mix(in srgb, var(--color-primary) 40%, black);

    --color-success-light: color-mix(in srgb, var(--color-success) 18%, black);
    --color-success-border: color-mix(in srgb, var(--color-success) 40%, black);
    --color-danger-light: color-mix(in srgb, var(--color-danger) 18%, black);
    --color-danger-border: color-mix(in srgb, var(--color-danger) 40%, black);
    --color-warning-light: color-mix(in srgb, var(--color-warning) 20%, black);
    --color-warning-border: color-mix(in srgb, var(--color-warning) 45%, black);

    --color-bg: #0f1115;
    --color-surface: #181b21;
    --color-surface-2: #1e222a;
    --color-border: #2a2e37;
    --color-border-strong: #3a3f4b;
    --color-text: #e5e7eb;
    --color-text-muted: #9199a8;
    --shadow-color: 220 40% 2%;

    /* Sidebar stays a shade darker than the content area for depth, even in dark mode */
    --sidebar-bg: #0a0b10;
    --sidebar-surface-2: #101219;
    --sidebar-border: rgba(255, 255, 255, 0.06);

    color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition), color var(--transition);
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0 0 .5em; font-weight: 600; line-height: 1.25; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
img { max-width: 100%; }
code { background: var(--color-bg); padding: .1rem .4rem; border-radius: 4px; font-size: .85em; }
::selection { background: var(--color-primary-light); }

/* Scrollbar (webkit) */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border-strong); border-radius: 999px; }

/* ============ Layout shell ============ */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; bottom: 0; left: 0;
    z-index: 60;
    transition: transform .2s ease, background var(--transition), border-color var(--transition);
}
.sidebar-brand {
    display: flex; align-items: center; gap: .65rem;
    height: var(--topbar-height);
    padding: 0 1.25rem;
    border-bottom: 1px solid var(--sidebar-border);
    font-weight: 700;
    font-size: 1.02rem;
    color: var(--sidebar-text);
    flex-shrink: 0;
}
.sidebar-brand .logo-dot {
    width: 30px; height: 30px; border-radius: 9px;
    background: var(--color-primary);
    color: var(--on-primary); display: flex; align-items: center; justify-content: center;
    font-size: .85rem; font-weight: 700; flex-shrink: 0;
    overflow: hidden;
}
.sidebar-brand .logo-dot.has-image { background: #fff; }
.sidebar-brand .logo-dot img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-nav { flex: 1; overflow-y: auto; padding: .75rem; }
.sidebar-nav .nav-section-label {
    font-size: .68rem; text-transform: uppercase; letter-spacing: .06em;
    color: var(--sidebar-text-muted); margin: 1.1rem .65rem .4rem;
    font-weight: 700;
}
.sidebar-nav .nav-section-label:first-child { margin-top: .25rem; }
.sidebar-nav a {
    display: flex; align-items: center; gap: .7rem;
    padding: .5rem .65rem; border-radius: var(--radius-sm);
    color: var(--sidebar-text); font-size: .89rem; font-weight: 500;
    text-decoration: none;
    transition: background var(--transition), color var(--transition);
}
.sidebar-nav a:hover { background: var(--sidebar-hover-bg); text-decoration: none; }
.sidebar-nav a.active { background: var(--sidebar-active-bg); color: var(--sidebar-active-text); font-weight: 600; }
.sidebar-nav a .icon { width: 1.15rem; text-align: center; opacity: .85; }

.main-col { flex: 1; margin-left: var(--sidebar-width); min-width: 0; display: flex; flex-direction: column; }

.topbar {
    height: var(--topbar-height);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 1.25rem;
    position: sticky; top: 0; z-index: 30;
    transition: background var(--transition), border-color var(--transition);
}
.icon-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: var(--radius-sm);
    background: transparent; border: 1px solid transparent; cursor: pointer;
    font-size: 1.05rem; color: var(--color-text); flex-shrink: 0;
    transition: background var(--transition), border-color var(--transition);
}
.icon-btn:hover { background: var(--color-bg); border-color: var(--color-border); }
.topbar .hamburger { display: none; }
.topbar .user-menu { display: flex; align-items: center; gap: .6rem; font-size: .88rem; margin-left: auto; }
.user-menu-name { display: flex; align-items: center; gap: .5rem; color: var(--color-text); }
.avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--color-primary-light); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .82rem;
    flex-shrink: 0;
}

/* ============ Notifications ============ */
.notif-dropdown { position: relative; }
.notif-dropdown .icon-btn { position: relative; }
.notif-badge {
    position: absolute; top: -4px; right: -4px; min-width: 16px; height: 16px; padding: 0 3px;
    background: var(--color-danger); color: #fff; border-radius: 999px;
    font-size: .62rem; font-weight: 700; line-height: 16px; text-align: center;
}
.notif-panel {
    display: none; position: absolute; top: calc(100% + 8px); right: 0; z-index: 40;
    width: 340px; max-width: calc(100vw - 2rem); background: var(--color-surface);
    border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow-md);
    overflow: hidden;
}
.notif-panel.open { display: block; }
.notif-panel-header {
    display: flex; align-items: center; justify-content: space-between; gap: .5rem;
    padding: .75rem 1rem; border-bottom: 1px solid var(--color-border); font-weight: 600; font-size: .85rem;
}
.notif-markall {
    background: none; border: none; color: var(--color-primary); font-size: .78rem; font-weight: 600;
    cursor: pointer; padding: 0;
}
.notif-list { max-height: 340px; overflow-y: auto; }
.notif-empty { padding: 1.5rem 1rem; text-align: center; color: var(--color-text-muted); font-size: .85rem; }
.notif-item {
    display: block; padding: .7rem 1rem; border-bottom: 1px solid var(--color-border);
    color: var(--color-text); transition: background var(--transition);
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--color-bg); text-decoration: none; }
.notif-item.unread { background: var(--color-primary-light); }
.notif-item-title { font-size: .85rem; font-weight: 600; }
.notif-item-msg { font-size: .8rem; color: var(--color-text-muted); margin-top: .15rem; }
.notif-item-time { font-size: .72rem; color: var(--color-text-muted); margin-top: .3rem; }
.notif-viewall {
    display: block; text-align: center; padding: .65rem; font-size: .8rem; font-weight: 600;
    border-top: 1px solid var(--color-border); color: var(--color-primary);
}

.page-content { padding: 1.75rem; flex: 1; max-width: 1400px; width: 100%; }
.page-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.5rem; }
.page-header h1 { font-size: 1.5rem; }
.page-header .subtitle { color: var(--color-text-muted); font-size: .9rem; margin-top: .2rem; }

/* ============ Components ============ */
.card {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius); box-shadow: var(--shadow-sm);
    transition: background var(--transition), border-color var(--transition);
}
.card-body { padding: 1.35rem; }
.card-header {
    padding: 1.05rem 1.35rem; border-bottom: 1px solid var(--color-border);
    display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.card-header h2, .card-header h3 { margin: 0; font-size: 1rem; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card {
    background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius);
    padding: 1.2rem 1.35rem; box-shadow: var(--shadow-sm); position: relative;
    transition: box-shadow var(--transition), transform var(--transition), background var(--transition), border-color var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-card .stat-label { font-size: .8rem; color: var(--color-text-muted); font-weight: 500; }
.stat-card .stat-value { font-size: 1.65rem; font-weight: 700; margin-top: .3rem; letter-spacing: -.02em; }
.stat-card .stat-icon { position: absolute; top: 1.1rem; right: 1.2rem; font-size: 1.3rem; opacity: .55; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
    padding: .55rem 1.05rem; border-radius: var(--radius-sm); border: 1px solid var(--color-border);
    font-size: .87rem; font-weight: 600; cursor: pointer; text-decoration: none;
    background: var(--color-surface); color: var(--color-text);
    line-height: 1.3;
    transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn:hover { text-decoration: none; background: var(--color-bg); border-color: var(--color-border-strong); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 1px; }
.btn-primary { background: var(--color-primary); border-color: var(--color-primary); color: var(--on-primary); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn-danger { background: var(--color-danger); border-color: var(--color-danger); color: #fff; }
.btn-danger:hover { background: color-mix(in srgb, var(--color-danger) 85%, black); border-color: color-mix(in srgb, var(--color-danger) 85%, black); }
.btn-sm { padding: .35rem .7rem; font-size: .8rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.badge { display: inline-flex; align-items:center; padding: .22rem .6rem; border-radius: 999px; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; white-space: nowrap; }
.badge-success { background: var(--color-success-light); color: var(--color-success); }
.badge-danger { background: var(--color-danger-light); color: var(--color-danger); }
.badge-warning { background: var(--color-warning-light); color: var(--color-warning); }
.badge-neutral { background: var(--color-bg); color: var(--color-text-muted); border: 1px solid var(--color-border); }
.badge-primary { background: var(--color-primary-light); color: var(--color-primary); }

.form-group { margin-bottom: 1.15rem; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
label { display: block; font-size: .84rem; font-weight: 600; margin-bottom: .4rem; }
label .req { color: var(--color-danger); }
input, select, textarea {
    width: 100%; padding: .58rem .75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
    font-size: .9rem; font-family: inherit; background: var(--color-surface); color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
input::placeholder, textarea::placeholder { color: var(--color-text-muted); opacity: .8; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light); }
input[type="color"] { padding: .25rem; height: 42px; cursor: pointer; }
input[type="checkbox"], input[type="radio"] { width: auto; accent-color: var(--color-primary); }
.form-hint { font-size: .78rem; color: var(--color-text-muted); margin-top: .35rem; }
.input-otp { letter-spacing: .5em; text-align: center; font-size: 1.4rem; font-weight: 700; }

table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: .7rem .95rem; border-bottom: 1px solid var(--color-border); }
th { color: var(--color-text-muted); font-weight: 600; font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; background: var(--color-surface-2); }
tbody tr { transition: background var(--transition); }
tbody tr:hover { background: var(--color-bg); }
tbody tr:last-child td { border-bottom: none; }
.table-responsive { overflow-x: auto; border-radius: var(--radius); }
.card .table-responsive { border-radius: 0 0 var(--radius) var(--radius); }
.card .table-responsive table th:first-child, .card .table-responsive table td:first-child { padding-left: 1.35rem; }
.card .table-responsive table th:last-child, .card .table-responsive table td:last-child { padding-right: 1.35rem; }

.alert { padding: .8rem 1.05rem; border-radius: var(--radius-sm); margin-bottom: 1rem; font-size: .88rem; border: 1px solid transparent; }
.alert-success { background: var(--color-success-light); color: var(--color-success); border-color: var(--color-success-border); }
.alert-error { background: var(--color-danger-light); color: var(--color-danger); border-color: var(--color-danger-border); }
.alert-warning { background: var(--color-warning-light); color: var(--color-warning); border-color: var(--color-warning-border); }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--color-text-muted); }
.empty-state .empty-icon { font-size: 2.5rem; margin-bottom: .5rem; opacity: .6; }

.pagination { display: flex; gap: .35rem; margin-top: 1rem; flex-wrap: wrap; }
.pagination a, .pagination span { padding: .4rem .75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: .85rem; color: var(--color-text); }
.pagination a:hover { background: var(--color-bg); text-decoration: none; }
.pagination .active { background: var(--color-primary); color: var(--on-primary); border-color: var(--color-primary); }

.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--color-border); margin-bottom: 1.35rem; overflow-x: auto; }
.tabs a { padding: .65rem 1rem; font-size: .87rem; font-weight: 600; color: var(--color-text-muted); border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs a:hover { text-decoration: none; color: var(--color-text); }
.tabs a.active { color: var(--color-primary); border-color: var(--color-primary); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.text-muted { color: var(--color-text-muted); }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }

.overlay-backdrop {
    display: none; position: fixed; inset: 0; background: rgba(15,23,42,.5); z-index: 50;
}
.overlay-backdrop.open { display: block; }

/* ============ Public site header ============ */
.site-header { background: var(--color-surface); border-bottom: 1px solid var(--color-border); position: sticky; top: 0; z-index: 30; }
.site-nav { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: .9rem 1.25rem; gap: 1rem; }
.site-nav .links { display: flex; gap: 1.5rem; align-items: center; }
.site-nav .links a { color: var(--color-text); font-weight: 500; font-size: .92rem; }
.site-nav-toggle { display: none; }
.site-container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.25rem; }
.hero { background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-hover) 100%); color: #fff; padding: 4rem 1.25rem; text-align: center; }
.hero h1 { font-size: 2.2rem; margin-bottom: .5rem; }
.hero p { font-size: 1.05rem; opacity: .92; }

/* ============ Theme toggle ============ */
.theme-toggle .icon-moon { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: inline; }

/* ============ Mobile ============ */
@media (max-width: 900px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-md); }
    .main-col { margin-left: 0; }
    .topbar .hamburger { display: inline-flex; }
    .grid-2 { grid-template-columns: 1fr; }

    .topbar { background: var(--sidebar-bg); border-bottom-color: var(--sidebar-border); }
    .topbar .icon-btn { color: var(--sidebar-text); }
    .topbar .icon-btn:hover { background: var(--sidebar-hover-bg); border-color: var(--sidebar-border); }
    .topbar .user-menu-name { color: var(--sidebar-text); }
    .topbar .badge-neutral { background: var(--sidebar-surface-2); color: var(--sidebar-text-muted); border-color: var(--sidebar-border); }
    .topbar .btn:not(.btn-primary) { background: var(--sidebar-surface-2); border-color: var(--sidebar-border); color: var(--sidebar-text); }
    .topbar .btn:not(.btn-primary):hover { background: var(--sidebar-hover-bg); }
}
@media (max-width: 600px) {
    .page-content { padding: 1rem; }
    .site-nav-toggle { display: inline-flex; }
    .site-nav .links {
        display: none; flex-direction: column; align-items: stretch; gap: 0;
        position: absolute; top: 100%; left: 0; right: 0;
        background: var(--color-surface); border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md); padding: .5rem;
    }
    .site-nav { position: relative; }
    .site-nav .links.open { display: flex; }
    .site-nav .links a { padding: .75rem 1rem; border-radius: var(--radius-sm); }
    .site-nav .links a:hover { background: var(--color-bg); text-decoration: none; }
    .hero h1 { font-size: 1.6rem; }
    .card-body { padding: 1rem; }
    .user-menu-name { display: none; }
    .notif-panel { position: fixed; top: var(--topbar-height); left: .75rem; right: .75rem; width: auto; }
}