/* ── Hikma Analytics Design System ───────────────────────────────────── */
:root {
    --dl-primary: #4361ee;
    --dl-primary-dark: #3a56d4;
    --dl-secondary: #7209b7;
    --dl-accent: #f72585;
    --dl-success: #06d6a0;
    --dl-warning: #ffd166;
    --dl-dark: #1a1a2e;
    --dl-bg: #f8f9fc;
    --dl-card: #ffffff;
    --dl-text: #2d3748;
    --dl-muted: #718096;
    --dl-border: #e2e8f0;
    --dl-nav-bg: #1a1a2e;
    --dl-radius: 12px;
    --dl-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
    --dl-shadow-lg: 0 4px 24px rgba(0,0,0,0.12);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--dl-bg);
    color: var(--dl-text);
}

/* ── Top Navbar ─────────────────────────────────────────────── */
.bg-nav {
    background: linear-gradient(135deg, var(--dl-dark) 0%, #16213e 100%) !important;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.navbar-brand {
    font-size: 1.3rem;
    letter-spacing: -0.5px;
}
.brand-icon {
    font-size: 1.5rem;
}
.navbar .nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0.85rem !important;
    border-radius: 6px;
    transition: background 0.2s;
}
.navbar .nav-link:hover {
    background: rgba(255,255,255,0.1);
}
.navbar .nav-link.active {
    background: rgba(67,97,238,0.3) !important;
    color: #fff !important;
}
.dropdown-menu-dark {
    background: #1e1e3a;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--dl-radius);
    padding: 0.5rem;
}
.dropdown-menu-dark .dropdown-item {
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    font-size: 0.88rem;
}
.dropdown-menu-dark .dropdown-item:hover {
    background: rgba(67,97,238,0.25);
}
.dropdown-menu-dark .dropdown-item.active {
    background: var(--dl-primary);
}
.dropdown-menu-dark .dropdown-header {
    color: var(--dl-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-content {
    min-height: calc(100vh - 160px);
    padding-top: 10px;
}

/* ── Cards ──────────────────────────────────────────────────── */
.card {
    border: 1px solid var(--dl-border);
    border-radius: var(--dl-radius);
    box-shadow: var(--dl-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover {
    box-shadow: var(--dl-shadow-lg);
}
.card-service {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}
.card-service:hover {
    transform: translateY(-4px);
    border-color: var(--dl-primary);
}
.card-service .card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.card-service .card-icon.blue { background: #e8edff; color: var(--dl-primary); }
.card-service .card-icon.purple { background: #f3e8ff; color: var(--dl-secondary); }
.card-service .card-icon.pink { background: #ffe0f0; color: var(--dl-accent); }
.card-service .card-icon.green { background: #d4f5e9; color: #06d6a0; }
.card-service .card-icon.orange { background: #fff3d4; color: #e88d00; }

/* ── Home Hero ──────────────────────────────────────────────── */
.hero {
    background: linear-gradient(135deg, var(--dl-dark) 0%, #16213e 60%, var(--dl-primary) 100%);
    color: white;
    padding: 3.5rem 0;
    margin-top: -16px;
}
.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}
.hero p.lead {
    opacity: 0.85;
    font-size: 1.15rem;
    max-width: 620px;
}
.hero .badge-feature {
    background: rgba(255,255,255,0.15);
    color: #fff;
    font-weight: 500;
    padding: 0.4em 0.8em;
    border-radius: 20px;
    font-size: 0.82rem;
    margin: 0.2rem;
    display: inline-block;
}

/* ── Dashboard Section ──────────────────────────────────────── */
.section-header {
    border-bottom: 2px solid var(--dl-primary);
    padding-bottom: 0.75rem;
    margin-bottom: 1.5rem;
}
.section-header h2 {
    font-weight: 700;
    font-size: 1.5rem;
}
.kpi-card {
    text-align: center;
    padding: 1.5rem 1rem;
}
.kpi-card .kpi-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dl-primary);
}
.kpi-card .kpi-label {
    font-size: 0.82rem;
    color: var(--dl-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-top: 0.25rem;
}

/* ── Data Table ─────────────────────────────────────────────── */
.table-container {
    overflow-x: auto;
    border-radius: var(--dl-radius);
    border: 1px solid var(--dl-border);
}
.table-container table {
    margin-bottom: 0;
    font-size: 0.88rem;
}
.table-container th {
    background: #f1f5f9;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    white-space: nowrap;
    position: sticky;
    top: 0;
}
.table-container td {
    vertical-align: middle;
}

/* ── Chat Page ──────────────────────────────────────────────── */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 150px);
}
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}
.chat-input-area {
    border-top: 1px solid var(--dl-border);
    padding: 1rem 1.5rem;
    background: white;
}
.msg {
    max-width: 80%;
    margin-bottom: 1rem;
    display: flex;
    gap: 0.75rem;
}
.msg.user { margin-left: auto; flex-direction: row-reverse; }
.msg-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}
.msg.user .msg-avatar { background: var(--dl-primary); color: white; }
.msg.assistant .msg-avatar { background: #e8edff; color: var(--dl-primary); }
.msg-body {
    padding: 0.75rem 1rem;
    border-radius: 14px;
    line-height: 1.5;
    font-size: 0.92rem;
}
.msg.user .msg-body {
    background: var(--dl-primary);
    color: white;
    border-bottom-right-radius: 4px;
}
.msg.assistant .msg-body {
    background: #f1f5f9;
    color: var(--dl-text);
    border-bottom-left-radius: 4px;
}
.msg.assistant .msg-body pre {
    background: #e2e8f0;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.82rem;
    overflow-x: auto;
}
.suggested-q {
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.88rem;
}
.suggested-q:hover {
    background-color: var(--dl-primary) !important;
    color: white !important;
    border-color: var(--dl-primary) !important;
}

/* ── Login ──────────────────────────────────────────────────── */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dl-dark) 0%, #16213e 50%, var(--dl-primary) 100%);
}
.login-card {
    width: 100%;
    max-width: 440px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.login-card .card-body { padding: 2.5rem; }

/* ── Upload area ────────────────────────────────────────────── */
.upload-zone {
    border: 2px dashed var(--dl-border);
    border-radius: var(--dl-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}
.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--dl-primary);
    background: #f0f4ff;
}

/* ── Spinner ────────────────────────────────────────────────── */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}
.spinner-border { color: var(--dl-primary); }

/* ── Section inline chat ────────────────────────────────────── */
.section-chat {
    background: #f8f9fc;
    border: 1px solid var(--dl-border);
    border-radius: var(--dl-radius);
    padding: 1rem;
    margin-top: 2rem;
}
.section-chat-messages {
    max-height: 300px;
    overflow-y: auto;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 992px) {
    .hero h1 { font-size: 1.8rem; }
    .hero { padding: 2rem 0; }
}
@media (max-width: 768px) {
    .msg { max-width: 95%; }
}

/* ── Utilities ──────────────────────────────────────────────── */
.badge-sig { background: #dcfce7; color: #166534; }
.badge-nonsig { background: #fee2e2; color: #991b1b; }
.badge-warn { background: #fef3c7; color: #92400e; }
.text-gradient {
    background: linear-gradient(135deg, var(--dl-primary), var(--dl-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ── Checkbox Multi-Select ──────────────────────────────────── */
.checkbox-select {
    border: 1px solid var(--dl-border);
    border-radius: 8px;
    max-height: 200px;
    overflow-y: auto;
    padding: 0.5rem;
    background: #fff;
}
.checkbox-select .form-check {
    padding: 0.3rem 0.5rem 0.3rem 2rem;
    border-radius: 6px;
    transition: background 0.15s;
    margin-bottom: 2px;
}
.checkbox-select .form-check:hover {
    background: #f0f4ff;
}
.checkbox-select .form-check-label {
    font-size: 0.88rem;
    cursor: pointer;
    user-select: none;
}
.checkbox-select-actions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}
.checkbox-select-actions .btn {
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
}