:root {
    --app-primary: #0ea5e9;
    --app-primary-hover: #0284c7;
    --app-text: #0f172a;
    --app-bg: #f8fafc;
    --app-surface: #ffffff;
    --app-border: #e2e8f0;
}

body {
    background-color: var(--app-bg);
    font-family: 'Inter', sans-serif;
    color: var(--app-text);
    -webkit-font-smoothing: antialiased;
}

/* --- Typography & General Overrides --- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--app-text);
}

a {
    color: var(--app-primary);
    text-decoration: none;
    transition: color 0.15s ease-in-out;
}

a:hover {
    color: var(--app-primary-hover);
}

.text-primary {
    color: var(--app-primary) !important;
}

.bg-primary {
    background-color: var(--app-primary) !important;
}

/* --- Buttons --- */
.btn-primary {
    background-color: var(--app-primary);
    border-color: var(--app-primary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    box-shadow: 0 1px 2px 0 rgba(14, 165, 233, 0.3);
    transition: all 0.2s;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--app-primary-hover) !important;
    border-color: var(--app-primary-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(14, 165, 233, 0.4);
}

.btn-outline-primary {
    color: var(--app-primary);
    border-color: var(--app-primary);
    font-weight: 500;
}

.btn-outline-primary:hover {
    background-color: var(--app-primary);
    border-color: var(--app-primary);
}

/* --- Cards --- */
.card {
    border: 1px solid var(--app-border);
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    background-color: var(--app-surface);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--app-border);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-footer {
    background-color: #f8fafc;
    border-top: 1px solid var(--app-border);
    color: #64748b;
    font-size: 0.875rem;
}

/* --- Navbar --- */
.app-navbar {
    background-color: var(--app-surface) !important;
    border: 1px solid var(--app-border) !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02) !important;
    padding-top: 0.75rem !important;
    padding-bottom: 0.75rem !important;
}

.app-navbar .brand-badge {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    background-color: rgba(14, 165, 233, 0.1);
    color: var(--app-primary);
    font-weight: 700;
    font-size: 1rem;
    line-height: 1;
}

.nav-link-clean {
    color: #64748b !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem !important;
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.nav-link-clean:hover,
.nav-link-clean:focus {
    color: var(--app-primary) !important;
    background-color: rgba(14, 165, 233, 0.05);
}

.nav-link-clean.active {
    color: var(--app-primary) !important;
    background-color: rgba(14, 165, 233, 0.1);
    font-weight: 600;
}

/* --- Tables (Modern) --- */
.table-scroll-container {
    max-height: 65vh;
    overflow-y: auto;
    border-bottom: 1px solid var(--app-border);
}

.modern-table {
    margin-bottom: 0;
}

.modern-table thead th {
    background-color: #f8fafc;
    color: #475569;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--app-border) !important;
    padding: 0.75rem 1rem;
}

.modern-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--app-border);
    color: #334155;
    font-size: 0.95rem;
    vertical-align: middle;
}

.modern-table tbody tr:hover {
    background-color: #f0f9ff;
    /* Subtle sky blue hover */
}

/* --- Forms --- */
.form-label {
    font-weight: 500;
    color: #334155;
    font-size: 0.9rem;
}

.form-control {
    border-color: var(--app-border);
    border-radius: 0.5rem;
    padding: 0.6rem 0.8rem;
    font-size: 0.95rem;
}

.form-select {
    border-color: var(--app-border);
    border-radius: 0.5rem;
    padding: 0.6rem 2.5rem 0.6rem 0.8rem;
    /* Extra padding on right for indicator */
    font-size: 0.95rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.input-group-text {
    background-color: #f1f5f9;
    border-color: var(--app-border);
}

/* --- Badges --- */
.badge {
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* --- Utilities --- */
.text-muted {
    color: #64748b !important;
}

.bg-light {
    background-color: #f8fafc !important;
}

.shadow-sm {
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1) !important;
}

/* --- Flash Messages --- */
.alert {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.alert-success {
    background-color: #f0fdf4;
    color: #166534;
    border-left: 4px solid #166534;
}

.alert-danger {
    color: #991b1b;
    border-left: 4px solid #991b1b;
}

/* --- Driver.js Tour Customization --- */

/* 1. Softer Spotlight (Blur) */
.driver-overlay path {
    transition: all 0.3s ease-in-out;
}

/* 2. Popover Layout & Micro-branding */
.driver-popover {
    border-radius: 12px !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15) !important;
    max-width: 360px !important;
    padding: 0 !important;
    border: none !important;
    background-color: #fff !important;
    /* Micro-branding: Top border in primary color */
    border-top: 4px solid var(--app-primary) !important;
    font-family: 'Inter', sans-serif !important;
    overflow: hidden;
}

.driver-popover-title,
.driver-popover-description,
.driver-popover-footer {
    padding-left: 24px !important;
    padding-right: 24px !important;
}

.driver-popover-title {
    font-weight: 700 !important;
    font-size: 1.15rem !important;
    margin-top: 24px !important;
    margin-bottom: 8px !important;
    color: var(--app-text) !important;
}

.driver-popover-description {
    font-size: 0.95rem !important;
    line-height: 1.6 !important;
    color: #475569 !important;
    margin-bottom: 20px !important;
}

/* 3. Divider & Footer */
.driver-popover-footer {
    border-top: 1px solid #f1f5f9 !important;
    background-color: #f8fafc !important;
    padding-top: 16px !important;
    padding-bottom: 16px !important;
    margin-top: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

/* 4. Progress Indicators */
.driver-popover-progress-text {
    font-size: 0.85rem !important;
    font-weight: 600 !important;
    color: #94a3b8 !important;
}

.driver-popover-progress-text::before {
    content: "Step ";
}

/* 5. Buttons Hierarchy */
.driver-popover-next-btn {
    background-color: var(--app-primary) !important;
    color: #fff !important;
    border: 1px solid var(--app-primary) !important;
    border-radius: 6px !important;
    padding: 8px 20px !important;
    font-weight: 600 !important;
    font-size: 0.9rem !important;
    text-shadow: none !important;
    transition: all 0.2s !important;
}

.driver-popover-next-btn:hover {
    background-color: var(--app-primary-hover) !important;
    border-color: var(--app-primary-hover) !important;
    box-shadow: 0 4px 6px -1px rgba(14, 165, 233, 0.3) !important;
}

.driver-popover-prev-btn {
    background-color: transparent !important;
    color: #64748b !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 6px !important;
    padding: 8px 16px !important;
    font-weight: 500 !important;
    font-size: 0.9rem !important;
    transition: all 0.2s !important;
}

.driver-popover-prev-btn:hover {
    background-color: #f1f5f9 !important;
    color: #334155 !important;
    border-color: #94a3b8 !important;
}

.driver-popover-close-btn {
    color: #cbd5e1 !important;
    transition: color 0.2s !important;
    top: 12px !important;
    right: 12px !important;
    background: transparent !important;
    border: none !important;
}

.driver-popover-close-btn:hover {
    color: var(--app-primary) !important;
}