/* ============================================
   CHRONOS TIMING DASHBOARD - Styles
   Modern sports display aesthetic
   ============================================ */

:root {
    /* Colors - Racing theme */
    --color-primary: #FF6B35;      /* Orange racing */
    --color-secondary: #004E89;    /* Deep blue */
    --color-success: #00D084;      /* Green for good signals */
    --color-warning: #FFB703;      /* Amber for warnings */
    --color-danger: #FF006E;       /* Red for errors */
    --color-dark: #1a1a1a;         /* Near black */
    --color-light: #f5f5f5;        /* Light gray */
    --color-white: #ffffff;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.2);

    /* Borders */
    --border-radius: 8px;
    --border-radius-lg: 12px;

    /* Transitions */
    --transition: all 0.3s ease;

    /* Fonts */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-mono: 'Courier New', monospace;
}

/* ============================================
   BASE STYLES
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--color-dark) 0%, #2a2a2a 100%);
    color: var(--color-white);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1920px;
    margin: 0 auto;
    gap: var(--spacing-xl);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.status-bar {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.status-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.status-label {
    font-size: 0.9rem;
    font-weight: 600;
    opacity: 0.9;
}

.status-value {
    font-size: 1.1rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.status-connected {
    color: var(--color-success);
}

.status-disconnected {
    color: var(--color-danger);
}

main {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1920px;
    margin: 0 auto;
    width: 100%;
}

/* ============================================
   CONTROLS
   ============================================ */

.controls {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    align-items: flex-end;
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.control-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-light);
}

.filter-input,
.control-group select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    border-radius: var(--border-radius);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    transition: var(--transition);
}

.filter-input:focus,
.control-group select:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.control-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
}

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

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #E55100 100%);
    color: var(--color-white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #FF7B4D 0%, #FF6B35 100%);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, var(--color-danger) 0%, #CC0055 100%);
    color: var(--color-white);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #FF2D83 0%, #FF006E 100%);
}

/* ============================================
   TABLE STYLES
   ============================================ */

.table-wrapper {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--spacing-lg);
}

.race-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.race-table thead {
    background: linear-gradient(90deg, rgba(0, 78, 137, 0.3) 0%, rgba(255, 107, 53, 0.2) 100%);
    border-bottom: 2px solid var(--color-primary);
    position: sticky;
    top: 60px;
    z-index: 10;
}

.race-table th {
    padding: var(--spacing-md) var(--spacing-sm);
    text-align: left;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-light);
}

.race-table tbody tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.race-table tbody tr:hover {
    background: rgba(255, 107, 53, 0.1);
    border-bottom-color: var(--color-primary);
}

.race-table td {
    padding: var(--spacing-md) var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

/* Column styling */
.col-position {
    width: 60px;
    text-align: center;
    font-size: 1.1rem;
}

.col-transponder {
    width: 150px;
    font-weight: 700;
    color: var(--color-primary);
}

.col-loop {
    width: 100px;
    text-align: center;
    background: rgba(0, 0, 0, 0.2);
    font-weight: 600;
}

.col-first-passage,
.col-last-passage {
    width: 180px;
}

.col-lap-time {
    width: 140px;
    font-weight: 700;
    color: var(--color-success);
    font-size: 1.05rem;
}

.col-count {
    width: 80px;
    text-align: center;
}

.col-signal,
.col-battery {
    width: 90px;
    text-align: center;
}

/* Data badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
}

.badge-signal {
    background: rgba(0, 208, 132, 0.2);
    color: var(--color-success);
}

.badge-signal.low {
    background: rgba(255, 183, 3, 0.2);
    color: var(--color-warning);
}

.badge-signal.very-low {
    background: rgba(255, 0, 110, 0.2);
    color: var(--color-danger);
}

.badge-battery {
    background: rgba(0, 208, 132, 0.2);
    color: var(--color-success);
}

.badge-battery.medium {
    background: rgba(255, 183, 3, 0.2);
    color: var(--color-warning);
}

.badge-battery.low {
    background: rgba(255, 0, 110, 0.2);
    color: var(--color-danger);
}

/* Empty state */
.empty-state {
    padding: 60px var(--spacing-md);
    text-align: center;
    color: var(--color-light);
}

.empty-state p {
    font-size: 1.2rem;
    margin: var(--spacing-md) 0;
}

/* ============================================
   DETAILS PANEL
   ============================================ */

.details-panel {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--spacing-lg);
}

.details-panel h2 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-light);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.stat-card {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(0, 208, 132, 0.1) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.15) 0%, rgba(0, 208, 132, 0.15) 100%);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-light);
    margin-top: auto;
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 107, 53, 0);
    }
}

.new-row {
    animation: slideInLeft 0.5s ease;
}

.updating {
    animation: glow 0.8s ease;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1400px) {
    header h1 {
        font-size: 2rem;
    }

    .col-transponder {
        width: 120px;
    }

    .col-first-passage,
    .col-last-passage {
        width: 140px;
    }
}

@media (max-width: 1024px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .status-bar {
        width: 100%;
        flex-wrap: wrap;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .race-table {
        font-size: 0.85rem;
    }

    .race-table th,
    .race-table td {
        padding: var(--spacing-sm) var(--spacing-xs);
    }
}

@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }

    header {
        padding: var(--spacing-md) var(--spacing-md);
    }

    header h1 {
        font-size: 1.5rem;
    }

    main {
        padding: var(--spacing-md);
    }

    .controls {
        flex-direction: column;
    }

    .control-group {
        width: 100%;
    }

    .filter-input,
    .control-group select {
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    /* Hide some columns on mobile */
    .col-signal,
    .col-battery {
        display: none;
    }

    .race-table th:nth-child(n+7),
    .race-table td:nth-child(n+7) {
        display: none;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .table-wrapper {
        overflow-x: auto;
    }

    .race-table {
        min-width: 600px;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 13px;
    }

    header h1 {
        font-size: 1.2rem;
    }

    .status-bar {
        gap: var(--spacing-sm);
    }

    .status-item {
        flex-direction: column;
        gap: 2px;
        align-items: flex-start;
    }

    .race-table {
        font-size: 0.75rem;
        min-width: 500px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    /* Hide loop and other columns */
    .col-loop,
    .col-count {
        display: none;
    }

    .race-table th:nth-child(3),
    .race-table th:nth-child(7),
    .race-table td:nth-child(3),
    .race-table td:nth-child(7) {
        display: none;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    header {
        background: var(--color-secondary);
    }

    .controls,
    .btn,
    footer {
        display: none;
    }

    .race-table {
        break-inside: avoid;
    }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF7B4D;
}