:root {
    --app-primary: #154c79;
    --app-primary-rgb: 21, 76, 121;
    --app-secondary: #5b6574;
    --app-bg: #f4f7fb;
    --app-surface: #ffffff;
    --app-border: #e7edf4;
    --app-text: #17212f;
    --app-success: #198754;
    --app-warning: #d97706;
    --app-danger: #dc3545;
    --app-info: #0d6efd;
}

body {
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
    background: var(--app-bg);
    color: var(--app-text);
}

.auth-body {
    background:
        radial-gradient(circle at top right, rgba(var(--app-primary-rgb), 0.12), transparent 30%),
        linear-gradient(180deg, #f8fbff 0%, #f4f7fb 100%);
}

.app-navbar {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(12px);
}

.navbar-brand small {
    font-size: 0.72rem;
}

.brand-mark {
    width: 3.6rem;
    height: 3.6rem;
    border-radius: 1.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, #0d6efd, var(--app-primary));
    box-shadow: 0 10px 30px rgba(var(--app-primary-rgb), 0.18);
}

.brand-mark-sm {
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 0.9rem;
    font-size: 0.9rem;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border-radius: 999px;
    padding-inline: 0.95rem !important;
    color: #526173;
    font-weight: 600;
}

.nav-link.active,
.nav-link:hover {
    background: rgba(var(--app-primary-rgb), 0.08);
    color: var(--app-primary);
}

.page-hero {
    background:
        radial-gradient(circle at left top, rgba(13, 110, 253, 0.11), transparent 26%),
        linear-gradient(135deg, rgba(var(--app-primary-rgb), 0.04), rgba(255, 255, 255, 0.9));
}

.card,
.auth-card,
.page-hero,
.metric-card {
    border-color: var(--app-border) !important;
}

.section-card {
    border: 1px solid var(--app-border);
    border-radius: 1.75rem;
    background: var(--app-surface);
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.04);
}

.section-card .card-header {
    background: transparent;
    border-bottom: 1px solid var(--app-border);
    padding: 1.25rem 1.5rem 0.75rem;
}

.section-card .card-body {
    padding: 1.5rem;
}

.section-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
}

.metric-card {
    overflow: hidden;
}

.metric-card::after {
    content: "";
    position: absolute;
    inset-inline-start: 0;
    inset-block-start: 0;
    width: 6px;
    height: 100%;
    background: rgba(var(--app-primary-rgb), 0.3);
}

.metric-card .card-body {
    position: relative;
}

.metric-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--app-primary-rgb), 0.09);
    color: var(--app-primary);
    font-size: 1.25rem;
}

.metric-value {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1.2;
}

.metric-success::after,
.metric-success .metric-icon {
    background: rgba(25, 135, 84, 0.12);
}

.metric-success::after {
    background: rgba(25, 135, 84, 0.4);
}

.metric-success .metric-icon {
    color: var(--app-success);
}

.metric-warning::after,
.metric-warning .metric-icon {
    background: rgba(217, 119, 6, 0.12);
}

.metric-warning::after {
    background: rgba(217, 119, 6, 0.4);
}

.metric-warning .metric-icon {
    color: var(--app-warning);
}

.metric-info::after,
.metric-info .metric-icon {
    background: rgba(13, 110, 253, 0.12);
}

.metric-info::after {
    background: rgba(13, 110, 253, 0.4);
}

.choice-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.choice-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.7rem 0.95rem;
    border: 1px solid var(--app-border);
    border-radius: 1rem;
    background: #fff;
    transition: all 0.18s ease;
}

.choice-chip:hover {
    border-color: rgba(var(--app-primary-rgb), 0.35);
    background: rgba(var(--app-primary-rgb), 0.03);
}

.choice-chip input {
    margin: 0;
}

.choice-chip span {
    font-weight: 500;
}

.form-control,
.form-select {
    border-radius: 1rem;
    border-color: #d8e1ea;
    min-height: 3rem;
}

textarea.form-control {
    min-height: 8rem;
}

.form-control:focus,
.form-select:focus {
    border-color: rgba(var(--app-primary-rgb), 0.45);
    box-shadow: 0 0 0 0.25rem rgba(var(--app-primary-rgb), 0.12);
}

.btn {
    border-radius: 999px;
    padding-inline: 1rem;
    font-weight: 600;
}

.btn i {
    margin-inline-end: 0.35rem;
}

.table thead th {
    background: #f9fbfd;
    color: #4a5b70;
    font-size: 0.85rem;
    font-weight: 700;
    border-bottom-width: 1px;
}

.table tbody td {
    vertical-align: middle;
}

.table-card .table > :not(caption) > * > * {
    padding: 1rem 1rem;
}

.filter-toolbar {
    display: grid;
    grid-template-columns: 1.2fr repeat(2, minmax(170px, 220px)) auto;
    gap: 0.75rem;
}

.status-pill,
.priority-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.45rem 0.8rem;
    font-size: 0.78rem;
    font-weight: 700;
}

.status-pill.badge-success,
.priority-pill.badge-success {
    background: rgba(25, 135, 84, 0.12);
    color: var(--app-success);
}

.status-pill.badge-danger,
.priority-pill.badge-danger {
    background: rgba(220, 53, 69, 0.12);
    color: var(--app-danger);
}

.status-pill.badge-warning,
.priority-pill.badge-warning {
    background: rgba(217, 119, 6, 0.14);
    color: var(--app-warning);
}

.status-pill.badge-info,
.priority-pill.badge-info {
    background: rgba(13, 110, 253, 0.12);
    color: var(--app-info);
}

.status-pill.badge-light,
.priority-pill.badge-light {
    background: #eef3f8;
    color: #4e647d;
}

.kpi-note {
    color: #66778f;
    font-size: 0.88rem;
}

.auth-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
}

.auth-card .help-box {
    background: #f8fbff;
    border: 1px dashed #cfe0f1;
    border-radius: 1.25rem;
}

.sheet-toolbar .btn {
    border-radius: 0.9rem;
}

@media (max-width: 991.98px) {
    .filter-toolbar {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .page-hero .card-body,
    .section-card .card-body,
    .section-card .card-header {
        padding-inline: 1rem;
    }

    .metric-value {
        font-size: 1.45rem;
    }
}

@media print {
    .no-print {
        display: none !important;
    }
}