/* ============================================================
   Genuine Express — Business Management System
   Stylesheet
   ============================================================ */

:root {
    --navy: #10233f;
    --navy-light: #17335a;
    --teal: #0e7c7b;
    --teal-light: #12a3a1;
    --amber: #d98e2b;
    --bg: #f4f6f8;
    --panel-bg: #ffffff;
    --border: #dde3ea;
    --text: #1e2a36;
    --text-muted: #6b7a89;
    --danger: #b3382c;
    --danger-bg: #fbeae8;
    --success: #1f7a4d;
    --success-bg: #e8f5ee;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(16, 35, 63, 0.08), 0 1px 2px rgba(16, 35, 63, 0.06);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2 { margin: 0 0 4px; color: var(--navy); }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.05rem; font-weight: 600; margin-bottom: 14px; }

/* ---------- Sidebar layout ---------- */
:root {
    --sidebar-width: 250px;
}

.admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--navy);
    display: flex;
    flex-direction: column;
    z-index: 100;
}
.admin-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    padding: 20px 16px 20px 22px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    justify-content: space-between;
}
.admin-brand > .brand-text { display: flex; align-items: center; gap: 10px; }
.sidebar-close-btn { display: none; }
.admin-brand b { color: var(--amber); font-weight: 700; }
.admin-brand .dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--amber);
    flex-shrink: 0;
}
.admin-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 14px 0;
}
.admin-nav a {
    color: #b9c6d6;
    font-size: 0.92rem;
    font-weight: 500;
    padding: 12px 22px;
    border-left: 3px solid transparent;
}
.admin-nav a:hover { color: #fff; text-decoration: none; background: rgba(255,255,255,0.04); }
.admin-nav a.active {
    color: #fff;
    background: rgba(255,255,255,0.06);
    border-left-color: var(--amber);
}
.admin-sidebar-footer {
    padding: 16px 22px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}
.logout-link { color: #e3b3ab; font-size: 0.88rem; font-weight: 600; }
.logout-link:hover { color: #fff; text-decoration: none; }

.sidebar-overlay { display: none; }

.admin-shell {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.admin-topbar {
    background: var(--panel-bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 10;
}
.topbar-left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.topbar-left h1 { font-size: 1.15rem; margin: 0; }
.admin-user-name { font-size: 0.85rem; color: var(--text-muted); font-weight: 600; }

.sidebar-toggle-btn { display: none; }

/* ---------- Layout ---------- */
.admin-content {
    max-width: 1200px;
    padding: 24px 28px 60px;
    width: 100%;
}
.page-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}
.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}
.panel {
    background: var(--panel-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}
.panel-sub { font-size: 0.8rem; font-weight: 400; color: var(--text-muted); }

/* ---------- Stat cards ---------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--panel-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.stat-label { font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.4px; }
.stat-value { font-size: 1.9rem; font-weight: 700; color: var(--navy); }
.stat-sub { font-size: 0.8rem; color: var(--teal); }

/* ---------- Forms ---------- */
.stacked-form { display: flex; flex-direction: column; }
.stacked-form label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--navy);
    margin: 12px 0 4px;
}
.stacked-form label:first-of-type { margin-top: 0; }
.field-hint-inline { font-weight: 400; color: var(--text-muted); font-size: 0.78rem; }
.field-hint { font-size: 0.8rem; color: var(--text-muted); margin: 4px 0 0; }

input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="datetime-local"], textarea, select {
    font-family: var(--font);
    font-size: 0.92rem;
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    width: 100%;
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--teal-light);
    box-shadow: 0 0 0 3px rgba(18, 163, 161, 0.15);
}
textarea { resize: vertical; }

.form-actions { display: flex; gap: 10px; margin-top: 18px; }

.new-client-fields {
    border-left: 3px solid var(--amber);
    padding: 4px 0 4px 14px;
    margin-top: 10px;
    background: #fffaf1;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    font-family: var(--font);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 9px 18px;
    border-radius: 6px;
    border: 1px solid transparent;
    cursor: pointer;
    text-align: center;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-light); }
.btn-secondary { background: #fff; color: var(--navy); border-color: var(--border); }
.btn-secondary:hover { background: #eef1f4; }
.btn-block { width: 100%; }

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-table th {
    text-align: left;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border);
    padding: 8px 10px;
}
.data-table td {
    padding: 9px 10px;
    border-bottom: 1px solid var(--border);
}
.data-table tr:hover td { background: #f8fafb; }
.link-edit { font-weight: 600; font-size: 0.82rem; }
.empty-state { color: var(--text-muted); text-align: center; padding: 18px 0 !important; }

/* ---------- Search / autocomplete ---------- */
.search-form { display: flex; gap: 8px; margin-bottom: 14px; }
.search-form input { flex: 1; }
.autocomplete-results {
    position: relative;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-top: -1px;
    max-height: 220px;
    overflow-y: auto;
    display: none;
}
.autocomplete-results.active { display: block; }
.autocomplete-item { padding: 9px 12px; cursor: pointer; font-size: 0.88rem; border-bottom: 1px solid var(--border); }
.autocomplete-item:last-child { border-bottom: none; }
.autocomplete-item:hover { background: #eef7f7; }
.autocomplete-item .ac-sub { color: var(--text-muted); font-size: 0.78rem; }

.client-lookup-output { margin-top: 16px; }

/* ---------- Alerts ---------- */
.alert { padding: 10px 14px; border-radius: 6px; font-size: 0.88rem; margin-bottom: 14px; }
.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid #f0c6c0; }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid #bfe3cd; }

/* ---------- Report controls ---------- */
.report-controls { display: flex; align-items: center; gap: 8px; }
.report-controls select { width: auto; }

/* ---------- Login page ---------- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(160deg, var(--navy), var(--navy-light));
}
.login-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    padding: 36px 32px;
    width: 100%;
    max-width: 360px;
}
.login-card h1 { text-align: center; margin-bottom: 2px; }
.login-card h1 span { color: var(--amber); }
.login-sub { text-align: center; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 20px; }

.password-field { position: relative; }
.password-field input { padding-right: 42px; }
.pw-toggle {
    position: absolute;
    top: 50%;
    right: 4px;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
}
.pw-toggle:hover { color: var(--teal); }
.pw-toggle svg { width: 19px; height: 19px; }

.login-footer {
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 22px;
}
.login-footer strong { color: var(--navy); }

/* ---------- Footer ---------- */
.site-footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    padding: 20px 0 30px;
}
.site-footer strong { color: var(--navy); }

.dashboard-link { text-align: right; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .grid-2col { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
    /* Off-canvas sidebar + hamburger trigger */
    .admin-sidebar {
        left: -270px;
        width: 250px;
        transition: left 0.22s ease;
        box-shadow: 0 0 40px rgba(0,0,0,0.3);
    }
    body.sidebar-open .admin-sidebar { left: 0; }
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(16,35,63,0.5);
        z-index: 90;
    }
    body.sidebar-open .sidebar-overlay { display: block; }
    body.sidebar-open { overflow: hidden; }

    .admin-shell { margin-left: 0; }

    .sidebar-close-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        width: 30px;
        height: 30px;
        border: none;
        background: rgba(255,255,255,0.08);
        border-radius: 8px;
        cursor: pointer;
        color: #fff;
    }
    .sidebar-close-btn svg { width: 16px; height: 16px; }

    .sidebar-toggle-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        width: 38px;
        height: 38px;
        border: none;
        background: var(--bg);
        border-radius: 8px;
        cursor: pointer;
        color: var(--navy);
    }
    .sidebar-toggle-btn svg { width: 20px; height: 20px; }

    .admin-topbar { padding: 12px 16px; gap: 10px; }
    .admin-user-name { display: none; }
    .admin-content { padding: 16px; }

    .stat-grid { grid-template-columns: 1fr 1fr; }
}