/* ═══════════════════════════════════════════════════════
   Helpstars Telemedicine - Theme
   Brand: Navy #1B3B8A | Mint #6EC6A7 | Red #D42B2B | Teal #2BA5A5
   ═══════════════════════════════════════════════════════ */

:root {
    --hs-navy: #1B3B8A;
    --hs-navy-dark: #142E6E;
    --hs-navy-light: #2A4FA8;
    --hs-mint: #6EC6A7;
    --hs-mint-light: #E8F8F0;
    --hs-red: #D42B2B;
    --hs-red-light: #FEF2F2;
    --hs-teal: #2BA5A5;
    --hs-teal-light: #E6F7F7;
    --hs-bg: #F5F7FA;
    --hs-card: #FFFFFF;
    --hs-text: #2D3748;
    --hs-text-muted: #64748B;
    --hs-border: #E2E8F0;
    --hs-radius: 12px;
    --hs-radius-sm: 8px;
    --hs-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --hs-shadow-lg: 0 10px 40px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--hs-text);
    background: var(--hs-bg);
    margin: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ── Layout ──────────────────────────────────────────── */
.main-wrapper {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────── */
.sidebar {
    width: 260px;
    background: linear-gradient(180deg, var(--hs-navy) 0%, var(--hs-navy-dark) 100%);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-header {
    padding: 20px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.sidebar-header img {
    height: 44px;
}

.sidebar-header .brand-text {
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
}

.nav-section-label {
    padding: 16px 20px 6px;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255,255,255,0.4);
    font-weight: 600;
}

.nav-item {
    list-style: none;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.nav-link:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}

.nav-link.active {
    background: rgba(255,255,255,0.1);
    color: #fff;
    border-left-color: var(--hs-mint);
}

.nav-link svg,
.nav-link i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-link.active svg,
.nav-link.active i {
    opacity: 1;
    color: var(--hs-mint);
}

/* ── Page Wrapper ────────────────────────────────────── */
.page-wrapper {
    flex: 1;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Top Navbar ──────────────────────────────────────── */
.top-navbar {
    background: #fff;
    border-bottom: 1px solid var(--hs-border);
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--hs-text);
    cursor: pointer;
    padding: 4px;
}

.page-title-bar h4 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--hs-text);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.notification-btn {
    position: relative;
    background: none;
    border: none;
    color: var(--hs-text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: background 0.2s;
}

.notification-btn:hover {
    background: var(--hs-bg);
}

.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--hs-red);
    color: #fff;
    font-size: 0.625rem;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.user-dropdown {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 8px;
    transition: background 0.2s;
    position: relative;
    border: none;
    background: none;
}

.user-dropdown:hover {
    background: var(--hs-bg);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--hs-navy);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8125rem;
}

.user-info {
    text-align: left;
}

.user-info .name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--hs-text);
}

.user-info .role {
    font-size: 0.6875rem;
    color: var(--hs-text-muted);
    text-transform: capitalize;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: #fff;
    border: 1px solid var(--hs-border);
    border-radius: var(--hs-radius-sm);
    box-shadow: var(--hs-shadow-lg);
    min-width: 180px;
    padding: 6px 0;
    display: none;
    z-index: 200;
}

.dropdown-menu.show { display: block; }

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 0.8125rem;
    color: var(--hs-text);
    text-decoration: none;
    transition: background 0.15s;
}

.dropdown-item:hover {
    background: var(--hs-bg);
}

.dropdown-item.danger { color: var(--hs-red); }
.dropdown-divider { border-top: 1px solid var(--hs-border); margin: 4px 0; }

/* ── Content Area ────────────────────────────────────── */
.page-content {
    flex: 1;
    padding: 24px;
}

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

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--hs-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h5 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

.card-body.p-0 { padding: 0; }

/* ── Stat Cards ──────────────────────────────────────── */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--hs-card);
    border-radius: var(--hs-radius);
    box-shadow: var(--hs-shadow);
    border: 1px solid var(--hs-border);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-card .stat-info .stat-label {
    font-size: 0.75rem;
    color: var(--hs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.stat-card .stat-info .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--hs-text);
    margin-top: 4px;
}

.stat-card .stat-info .stat-sub {
    font-size: 0.75rem;
    color: var(--hs-text-muted);
    margin-top: 2px;
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.navy { background: rgba(27,59,138,0.1); color: var(--hs-navy); }
.stat-icon.mint { background: rgba(110,198,167,0.15); color: #2D8B6F; }
.stat-icon.teal { background: rgba(43,165,165,0.1); color: var(--hs-teal); }
.stat-icon.red { background: rgba(212,43,43,0.1); color: var(--hs-red); }

/* ── Tables ──────────────────────────────────────────── */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table thead th {
    padding: 12px 16px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--hs-text-muted);
    background: var(--hs-bg);
    border-bottom: 1px solid var(--hs-border);
    text-align: left;
    white-space: nowrap;
}

table tbody td {
    padding: 12px 16px;
    font-size: 0.8125rem;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

table tbody tr:hover {
    background: #f8fafc;
}

/* ── Buttons ─────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--hs-radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    line-height: 1.5;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.75rem;
}

.btn-primary { background: var(--hs-navy); color: #fff; }
.btn-primary:hover { background: var(--hs-navy-light); }
.btn-success { background: var(--hs-mint); color: #fff; }
.btn-success:hover { background: #5AB894; }
.btn-danger { background: var(--hs-red); color: #fff; }
.btn-danger:hover { background: #B82424; }
.btn-teal { background: var(--hs-teal); color: #fff; }
.btn-teal:hover { background: #248E8E; }
.btn-outline { background: transparent; border: 1.5px solid var(--hs-border); color: var(--hs-text); }
.btn-outline:hover { background: var(--hs-bg); border-color: #cbd5e1; }
.btn-outline-primary { background: transparent; border: 1.5px solid var(--hs-navy); color: var(--hs-navy); }
.btn-outline-primary:hover { background: var(--hs-navy); color: #fff; }
.btn-outline-danger { background: transparent; border: 1.5px solid var(--hs-red); color: var(--hs-red); }
.btn-outline-danger:hover { background: var(--hs-red); color: #fff; }

/* ── Badges ──────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.badge-navy { background: rgba(27,59,138,0.1); color: var(--hs-navy); }
.badge-mint { background: var(--hs-mint-light); color: #2D8B6F; }
.badge-red { background: var(--hs-red-light); color: var(--hs-red); }
.badge-teal { background: var(--hs-teal-light); color: var(--hs-teal); }
.badge-gray { background: #f1f5f9; color: #64748b; }
.badge-warning { background: #fffbeb; color: #92400e; }
.badge-success { background: var(--hs-mint-light); color: #166534; }
.badge-danger { background: var(--hs-red-light); color: var(--hs-red); }

/* ── Status badges for appointments ──────────────────── */
.status-scheduled { background: rgba(27,59,138,0.1); color: var(--hs-navy); }
.status-confirmed { background: var(--hs-teal-light); color: var(--hs-teal); }
.status-in_progress { background: #FFF7ED; color: #C2410C; }
.status-completed { background: var(--hs-mint-light); color: #166534; }
.status-cancelled { background: #f1f5f9; color: #64748b; }
.status-no_show { background: var(--hs-red-light); color: var(--hs-red); }

/* ── Forms ───────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 9px 14px;
    border: 1.5px solid var(--hs-border);
    border-radius: var(--hs-radius-sm);
    font-size: 0.875rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    background: #fff;
    color: var(--hs-text);
}

.form-control:focus {
    border-color: var(--hs-navy);
    box-shadow: 0 0 0 3px rgba(27,59,138,0.08);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* ── Modals ──────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.show { display: flex; }

.modal-dialog {
    background: #fff;
    border-radius: var(--hs-radius);
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlide 0.25s ease;
}

@keyframes modalSlide {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header {
    padding: 20px 24px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--hs-border);
}

.modal-header h5 {
    margin: 0;
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--hs-text);
}

.modal-close {
    background: none;
    border: none;
    color: var(--hs-text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
}

.modal-close:hover { background: var(--hs-bg); }

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--hs-border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* ── Alerts ──────────────────────────────────────────── */
.alert {
    padding: 12px 16px;
    border-radius: var(--hs-radius-sm);
    margin-bottom: 16px;
    font-size: 0.8125rem;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.alert-success { background: var(--hs-mint-light); color: #166534; border: 1px solid #bbf7d0; }
.alert-danger { background: var(--hs-red-light); color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

.alert-dismiss {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    opacity: 0.6;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0 4px;
}

/* ── Footer ──────────────────────────────────────────── */
.page-footer {
    padding: 16px 24px;
    text-align: center;
    font-size: 0.75rem;
    color: var(--hs-text-muted);
    border-top: 1px solid var(--hs-border);
}

.page-footer a {
    color: var(--hs-teal);
    text-decoration: none;
}

/* ── Utilities ───────────────────────────────────────── */
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: 4px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mb-24 { margin-bottom: 24px; }
.mt-4 { margin-top: 4px; }
.mt-16 { margin-top: 16px; }
.text-muted { color: var(--hs-text-muted); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fs-sm { font-size: 0.8125rem; }
.fs-xs { font-size: 0.75rem; }
.w-100 { width: 100%; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .page-wrapper {
        margin-left: 0;
    }
    .sidebar-toggle {
        display: block;
    }
    .stat-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 576px) {
    .stat-cards {
        grid-template-columns: 1fr;
    }
    .page-content {
        padding: 16px;
    }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}