/* Custom CSS for F1 Dashboard */
@import url('https://fonts.googleapis.com/css2?family=Titillium+Web:wght@300;400;600;700;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

:root {
    --f1-red: #e10600;
    --f1-red-light: #ff2d00;
    --f1-red-dark: #b30500;
    --f1-dark: #15151e;
    --f1-dark-accent: #1f1f2e;
    --f1-dark-lighter: #2a2a3e;
    --f1-gray: #38383f;
    --f1-gray-light: #4a4a5a;
    --f1-light-gray: #9293a3;
    --f1-white: #ffffff;
    --f1-gold: #ffd700;
    --f1-silver: #c0c0c0;
    --f1-bronze: #cd7f32;
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --card-shadow-hover: 0 12px 40px rgba(225, 6, 0, 0.25);
    --highlight-shadow: 0 0 20px rgba(225, 6, 0, 0.5);
    --gradient-primary: linear-gradient(135deg, var(--f1-red) 0%, var(--f1-red-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--f1-dark) 0%, var(--f1-dark-accent) 50%, var(--f1-dark-lighter) 100%);
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Titillium Web', 'Roboto', sans-serif;
    background: var(--gradient-secondary);
    background-attachment: fixed;
    color: var(--f1-white);
    letter-spacing: 0.3px;
    line-height: 1.6;
    position: relative;
}

/* Add subtle F1 racing stripes pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 2px,
        rgba(225, 6, 0, 0.02) 2px,
        rgba(225, 6, 0, 0.02) 4px
    );
    pointer-events: none;
    z-index: -1;
}

/* Dashboard sidebar styling */
.sidebar {
    box-shadow: 3px 0 10px rgba(0, 0, 0, 0.6);
    background-color: var(--f1-dark-accent);
    border-right: 1px solid var(--f1-gray);
    padding-top: 1.5rem;
}

.nav-link {
    border-left: 4px solid transparent;
    transition: all 0.2s ease;
    margin-bottom: 0.5rem;
}

.nav-link:hover, .nav-link.active {
    border-left: 4px solid var(--f1-red);
    background-color: rgba(225, 6, 0, 0.1);
}

/* Card styling */
.card {
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(225, 6, 0, 0.1);
    background: linear-gradient(135deg, var(--f1-dark-accent) 0%, var(--f1-dark-lighter) 100%);
    transition: var(--transition-smooth);
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-smooth);
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--card-shadow-hover);
    border-color: rgba(225, 6, 0, 0.3);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    background-color: rgba(57, 57, 69, 0.5);
    border-bottom: 1px solid var(--f1-gray);
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
    backdrop-filter: blur(10px);
}

/* Special card variants */
.card.highlight {
    border: 2px solid var(--f1-gold);
    box-shadow: 0 8px 32px rgba(255, 215, 0, 0.2);
}

.card.highlight::before {
    background: linear-gradient(90deg, var(--f1-gold) 0%, var(--f1-red) 100%);
    opacity: 1;
}

/* Header styling */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1.25rem;
    font-weight: 600;
    font-family: 'Rajdhani', 'Titillium Web', sans-serif;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--f1-white);
}

h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--f1-red);
    border-radius: 2px;
}

h2 {
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--f1-white);
    margin-bottom: 1.5rem;
    position: relative;
}

h2::before {
    content: '';
    margin-right: 0;
}

h3 {
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--f1-light-gray);
    margin-bottom: 1rem;
}

/* Page title with racing theme */
.page-title {
    text-align: center;
    margin: 2rem 0;
    position: relative;
}

.page-title::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--f1-red) 20%, var(--f1-red) 80%, transparent 100%);
    z-index: -1;
}

.page-title h1 {
    background: var(--f1-dark-accent);
    padding: 0 2rem;
    margin: 0;
    display: inline-block;
}

/* Table styling */
.table {
    background: linear-gradient(135deg, var(--f1-dark-accent) 0%, var(--f1-dark-lighter) 100%);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(225, 6, 0, 0.1);
}

.table th {
    background-color: var(--f1-gray);
    color: var(--f1-white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-top: none;
    padding: 1rem 0.75rem;
}

.table td {
    border-color: rgba(57, 57, 69, 0.3);
    padding: 1rem;
    transition: var(--transition-fast);
    position: relative;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(57, 57, 69, 0.1);
}

.table-hover tbody tr {
    transition: var(--transition-smooth);
}

.table-hover tbody tr:hover {
    background: linear-gradient(90deg, rgba(225, 6, 0, 0.15) 0%, rgba(225, 6, 0, 0.05) 100%);
    transform: scale(1.01);
    box-shadow: 0 4px 15px rgba(225, 6, 0, 0.2);
}

/* Position indicators for standings tables */
.table td:first-child {
    font-weight: 700;
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.1rem;
}

.table tr:first-child td:first-child {
    color: var(--f1-gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.table tr:nth-child(2) td:first-child {
    color: var(--f1-silver);
    text-shadow: 0 0 10px rgba(192, 192, 192, 0.5);
}

.table tr:nth-child(3) td:first-child {
    color: var(--f1-bronze);
    text-shadow: 0 0 10px rgba(205, 127, 50, 0.5);
}

/* Graph styling */
.js-plotly-plot {
    box-shadow: var(--card-shadow);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    background-color: var(--f1-dark-accent);
    padding: 1rem;
}

/* Dropdown styling */
.Select {
    margin-bottom: 1.25rem;
}

.Select-control {
    background-color: var(--f1-dark-accent) !important;
    border-color: var(--f1-gray) !important;
    border-radius: 4px;
}

.Select-menu-outer {
    background-color: var(--f1-dark-accent) !important;
    border-color: var(--f1-gray) !important;
}

.Select-value, .Select-placeholder {
    color: var(--f1-white) !important;
}

.Select-option {
    background-color: var(--f1-dark-accent) !important;
    color: var(--f1-white) !important;
}

.Select-option:hover, .Select-option.is-focused {
    background-color: rgba(225, 6, 0, 0.1) !important;
}

/* Loading state styling */
._dash-loading {
    margin: 100px auto;
    text-align: center;
    color: var(--f1-red);
    position: relative;
}

._dash-loading::before {
    content: 'Loading F1 Data...';
    display: block;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: pulse 2s ease-in-out infinite;
}

._dash-loading::after {
    content: '';
    display: block;
    margin: 20px auto;
    width: 60px;
    height: 60px;
    border: 4px solid transparent;
    border-top: 4px solid var(--f1-red);
    border-right: 4px solid var(--f1-gold);
    border-radius: 50%;
    animation: f1-spin 1.5s linear infinite;
    box-shadow: 0 0 20px rgba(225, 6, 0, 0.3);
}

@keyframes f1-spin {
    0% { 
        transform: rotate(0deg);
        box-shadow: 0 0 20px rgba(225, 6, 0, 0.3);
    }
    50% { 
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
    }
    100% { 
        transform: rotate(360deg);
        box-shadow: 0 0 20px rgba(225, 6, 0, 0.3);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Race-themed loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(21, 21, 30, 0.9);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.loading-checkered {
    width: 80px;
    height: 80px;
    background: 
        repeating-conic-gradient(var(--f1-white) 0% 25%, var(--f1-dark) 25% 50%),
        repeating-conic-gradient(var(--f1-dark) 0% 25%, var(--f1-white) 25% 50%);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    border-radius: 50%;
    animation: checkered-spin 2s linear infinite;
}

@keyframes checkered-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* F1 color accents */
.f1-red {
    color: var(--f1-red);
}

.f1-highlight {
    box-shadow: var(--highlight-shadow);
    border: 1px solid rgba(225, 6, 0, 0.3);
}

.alert {
    border-radius: 6px;
    border: none;
}

.alert-info, .alert-warning {
    background-color: var(--f1-dark-accent);
    border-left: 4px solid var(--f1-red);
}

/* Tab styling */
.nav-tabs {
    border-bottom: 1px solid var(--f1-gray);
}

.nav-tabs .nav-link {
    color: var(--f1-light-gray);
    border: none;
    border-bottom: 3px solid transparent;
    border-radius: 0;
    padding: 0.75rem 1.5rem;
    margin-right: 0.5rem;
    font-weight: 600;
}

.nav-tabs .nav-link:hover {
    border-bottom: 3px solid rgba(225, 6, 0, 0.5);
    color: var(--f1-white);
}

.nav-tabs .nav-link.active {
    background-color: transparent;
    border-bottom: 3px solid var(--f1-red);
    color: var(--f1-white);
}

/* Button styling */
.btn-primary {
    background: var(--gradient-primary);
    border: none;
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: var(--border-radius-md);
    padding: 0.75rem 2rem;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(225, 6, 0, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--highlight-shadow);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--f1-red);
    color: var(--f1-red);
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: var(--border-radius-md);
    padding: 0.75rem 2rem;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    font-size: 0.9rem;
}

.btn-secondary:hover {
    background: var(--f1-red);
    color: var(--f1-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(225, 6, 0, 0.3);
}

/* Interactive elements */
.btn, .nav-link, .card {
    cursor: pointer;
}

.btn:active {
    transform: translateY(0) !important;
}

/* Session details row styling */
.session-details-row {
    background-color: #495057 !important;
}

.session-details-row td {
    background-color: #495057 !important;
    color: #e9ecef !important;
    font-style: italic;
}

.session-details-row td * {
    color: #e9ecef !important;
}

/* More specific table row styling to override Bootstrap */
.table .session-details-row {
    background-color: #495057 !important;
}

.table .session-details-row td {
    background-color: #495057 !important;
    color: #e9ecef !important;
    font-style: italic;
}

.table .session-details-row td * {
    color: #e9ecef !important;
}

.table-striped .session-details-row {
    background-color: #495057 !important;
}

/* Even more specific override for table striping */
.table-striped tbody .session-details-row:nth-of-type(odd) {
    background-color: #495057 !important;
}

.table-striped tbody .session-details-row:nth-of-type(even) {
    background-color: #495057 !important;
}

/* Completed race styling */
.completed-race {
    text-decoration: line-through;
    opacity: 0.7;
}

/* Dropdown styling - make text readable like labels */
.Select-control {
    background-color: var(--f1-dark-accent) !important;
    border: 1px solid var(--f1-gray) !important;
    color: var(--f1-white) !important;
}

.Select-placeholder,
.Select-value-label,
.Select-input > input {
    color: var(--f1-white) !important;
}

.Select-menu-outer {
    background-color: var(--f1-dark-accent) !important;
    border: 1px solid var(--f1-gray) !important;
}

.Select-option {
    background-color: var(--f1-dark-accent) !important;
    color: var(--f1-white) !important;
}

.Select-option:hover {
    background-color: var(--f1-gray) !important;
    color: var(--f1-white) !important;
}

.Select-option.is-selected {
    background-color: var(--f1-red) !important;
    color: var(--f1-white) !important;
}

/* Dash dropdown specific styling */
.dash-dropdown .Select-control {
    background-color: var(--f1-dark-accent) !important;
    border: 1px solid var(--f1-gray) !important;
}

.dash-dropdown .Select-placeholder,
.dash-dropdown .Select-value-label,
.dash-dropdown .Select-input > input {
    color: var(--f1-white) !important;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .sidebar {
        width: 100%;
        position: relative;
        height: auto;
    }
    
    #page-content {
        margin-left: 0;
    }
    
    h1 {
        font-size: 2rem;
    }
}

/* Schedule table styles */
.schedule-table {
    background: var(--f1-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

/* Completed race styling */
.completed-race {
    text-decoration: line-through;
    color: #6c757d;
    opacity: 0.7;
}

.completed-race-row {
    background-color: rgba(108, 117, 125, 0.1);
}

.upcoming-race-row {
    background-color: rgba(255, 255, 255, 1);
}

/* Expandable table styles */
.expandable-table tbody tr {
    transition: all 0.3s ease;
}

.expandable-table tbody tr:hover {
    background-color: rgba(220, 38, 38, 0.05);
}

.expandable-icon {
    transition: transform 0.3s ease;
    font-size: 1rem;
}

.expandable-icon.expanded {
    transform: rotate(90deg);
}

/* Session detail rows */
.session-detail-row {
    background-color: rgba(248, 249, 250, 0.8);
    border-left: 3px solid var(--f1-red);
    color: inherit; /* Match main row text color */
    font-size: 0.75rem; /* 2 points smaller than main text */
}

.session-indent {
    width: 20px;
    border-left: 2px solid var(--f1-red);
}

.session-type {
    font-weight: 500;
    color: inherit; /* Match main row text color */
    padding-left: 1rem;
    font-size: 0.75rem; /* 2 points smaller than main text */
}

.session-time {
    font-family: 'Courier New', monospace;
    font-size: 0.75rem; /* 2 points smaller than main text */
    color: inherit; /* Match main row text color */
}

/* Sprint indicator */
.sprint-indicator {
    color: var(--f1-red);
    font-size: 0.9em;
}