:root {
    --navy:      #0a1628;
    --navy-mid:  #0d2044;
    --gold:      #c9a84c;
    --gold-pale: #f5e9c8;
    --white:     #ffffff;
    --bg:        #f1f5f9;
    --text:      #1c1c2e;
    --muted:     #64748b;
    --border:    #e2e8f0;
    --danger:    #dc2626;
    --ok:        #16a34a;
    --warn:      #d97706;
    --radius:    6px;
    --sidebar-w: 260px;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 0.95rem;
}

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

/* ── AUTH PAGES (login) ─────────────────────────────────────────────────── */
.auth-page {
    min-height: 100vh;
    background: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    background: var(--white);
    border-radius: 12px;
    padding: 3rem;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 24px 64px rgba(0,0,0,0.25);
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    color: var(--navy);
    display: block;
}

.auth-logo-sub {
    font-size: 0.7rem;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--gold);
    display: block;
    margin-top: 2px;
}

.auth-divider {
    width: 40px;
    height: 2px;
    background: var(--gold);
    margin: 1rem auto 1.75rem;
}

.auth-card h2 {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 1.5rem;
    text-align: center;
}

/* ── FORMS ──────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text);
    background: #f8fafc;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(201,168,76,0.15);
}

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

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ── BUTTONS ────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius);
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-gold   { background: var(--gold);  color: var(--navy); border-color: var(--gold); }
.btn-gold:hover { background: #dfc06a; border-color:#dfc06a; transform:translateY(-1px); text-decoration:none; }

.btn-navy   { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--navy-mid); text-decoration:none; }

.btn-outline { background: transparent; border-color: var(--border); color: var(--muted); }
.btn-outline:hover { border-color: var(--navy); color: var(--navy); text-decoration:none; }

.btn-danger { background: var(--danger); color: var(--white); }
.btn-danger:hover { background: #b91c1c; text-decoration:none; }

.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── ALERTS ─────────────────────────────────────────────────────────────── */
.alert {
    padding: 0.9rem 1.25rem;
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    border-left: 4px solid;
}
.alert-error  { background:#fef2f2; border-color:var(--danger); color:#991b1b; }
.alert-ok     { background:#f0fdf4; border-color:var(--ok);     color:#166534; }
.alert-warn   { background:#fffbeb; border-color:var(--warn);   color:#92400e; }
.alert-info   { background:#eff6ff; border-color:#3b82f6;       color:#1d4ed8; }

/* ── BADGES ─────────────────────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}
.badge-ok   { background:#dcfce7; color:#15803d; }
.badge-warn { background:#fef9c3; color:#a16207; }
.badge-info { background:#dbeafe; color:#1d4ed8; }
.badge-muted{ background:#f1f5f9; color:#64748b; }

/* ── PORTAL LAYOUT ──────────────────────────────────────────────────────── */
.portal-wrap { display:flex; min-height:100vh; }

.portal-sidebar {
    width: var(--sidebar-w);
    background: var(--navy);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    overflow-y: auto;
}

.sidebar-logo {
    padding: 2rem 1.75rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sidebar-logo-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.15rem;
    color: var(--white);
    display: block;
    line-height: 1.2;
}

.sidebar-logo-sub {
    font-size: 0.62rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    display: block;
    margin-top: 3px;
}

.sidebar-section {
    padding: 1.5rem 1rem;
    flex: 1;
}

.sidebar-label {
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.3);
    padding: 0 0.75rem;
    margin-bottom: 0.5rem;
    display: block;
}

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

.sidebar-nav li { margin-bottom: 0.2rem; }

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius);
    color: rgba(255,255,255,0.65);
    font-size: 0.875rem;
    transition: all 0.2s;
    text-decoration: none;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: rgba(255,255,255,0.08);
    color: var(--white);
    text-decoration: none;
}

.sidebar-nav a.active { color: var(--gold); }

.sidebar-nav .nav-icon { font-size: 1rem; width: 20px; text-align: center; }

.sidebar-footer {
    padding: 1.25rem 1rem;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.sidebar-avatar {
    width: 36px; height: 36px;
    background: var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--navy);
    flex-shrink: 0;
}

.sidebar-user-name {
    font-size: 0.825rem;
    color: var(--white);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-ref {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.35);
}

/* ── MAIN CONTENT ───────────────────────────────────────────────────────── */
.portal-main {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.portal-topbar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 1.25rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.portal-topbar h1 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: var(--navy);
}

.portal-topbar-right { display:flex; align-items:center; gap:1rem; }

.portal-content { padding: 2rem; max-width: 1100px; }

/* ── CARDS / PANELS ─────────────────────────────────────────────────────── */
.panel {
    background: var(--white);
    border-radius: 10px;
    border: 1px solid var(--border);
    overflow: hidden;
    margin-bottom: 2rem;
}

.panel-header {
    padding: 1.25rem 1.75rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.panel-header h2 {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--navy);
}

.panel-body { padding: 1.75rem; }

.stat-cards { display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; margin-bottom:2rem; }

.stat-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.stat-card-icon {
    width: 48px; height: 48px;
    background: var(--gold-pale);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.stat-card-num {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--navy);
    line-height: 1;
}

.stat-card-label {
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ── TABLE ──────────────────────────────────────────────────────────────── */
.data-table { width:100%; border-collapse:collapse; }

.data-table th {
    background: var(--navy);
    color: var(--white);
    padding: 0.85rem 1.25rem;
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-align: left;
    font-weight: 600;
}

.data-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
    vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: #fafbfc; }

.doc-name { display:flex; align-items:center; gap:0.6rem; }
.doc-icon  { font-size:1.2rem; }

.actions { display:flex; gap:0.5rem; flex-wrap:wrap; }

/* ── UPLOAD ZONE ────────────────────────────────────────────────────────── */
.upload-zone {
    border: 2px dashed var(--border);
    border-radius: 10px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
    background: #fafbfc;
}

.upload-zone:hover,
.upload-zone.drag-over { border-color: var(--gold); background: var(--gold-pale); }
.upload-zone .upload-icon { font-size: 3rem; margin-bottom: 1rem; display: block; }
.upload-zone p { color: var(--muted); font-size: 0.9rem; }
.upload-zone strong { color: var(--navy); }

/* ── SIGNATURE CANVAS ───────────────────────────────────────────────────── */
.sig-canvas-wrap {
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: var(--white);
    overflow: hidden;
    position: relative;
}

#sigCanvas {
    display: block;
    width: 100%;
    height: 220px;
    cursor: crosshair;
    touch-action: none;
}

.sig-watermark {
    position: absolute;
    bottom: 0.75rem;
    right: 1rem;
    font-size: 0.7rem;
    color: #ddd;
    pointer-events: none;
    font-family: 'Inter', sans-serif;
}

/* ── EMPTY STATE ────────────────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--muted);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 1rem; display:block; }
.empty-state p { font-size: 0.9rem; }

/* ── RESPONSIVE ─────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .portal-sidebar { transform: translateX(-100%); transition: transform 0.3s; }
    .portal-sidebar.open { transform: translateX(0); }
    .portal-main { margin-left: 0; }
    .portal-content { padding: 1rem; }
    .stat-cards { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .data-table th, .data-table td { padding: 0.75rem; }
}