/* ===================================
   CSS CUSTOM PROPERTIES (Design System)
   =================================== */
:root {
    /* Colors - Premium Motorsport Palette */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #121212;
    --color-bg-card: #1a1a1a;
    --color-border: #333333;
    --color-accent: #e10600;
    /* F1 Red */

    /* Team Colors */
    --color-mclaren: #ff8700;
    --color-redbull: #3671c6;
    --color-ferrari: #e8002d;
    --color-mercedes: #00d2be;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #e10600 0%, #8a0400 100%);
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #ffa500 100%);

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-heading: 'Rajdhani', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;

    /* Shadows */
    --shadow-card: 0 4px 6px rgba(0, 0, 0, 0.3);
}

/* ===================================
   GLOBAL STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    height: 100%;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    overflow-y: auto;
    min-height: 100%;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   HEADER SECTION
   =================================== */
header {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    text-align: center;
    background: linear-gradient(to bottom, var(--color-bg-secondary), var(--color-bg-primary));
    border-bottom: 1px solid var(--color-border);
}

header h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    margin-bottom: var(--spacing-xs);
}

.subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    color: var(--color-text-muted);
    font-weight: 400;
}

/* ===================================
   RACE SIMULATOR
   =================================== */
.race-simulator {
    padding: var(--spacing-lg) 0 var(--spacing-2xl);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    font-size: 0.9rem;
}

.simulator-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--spacing-lg);
    align-items: start;
}

.simulator-left {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.race-grid {
    display: grid;
    gap: 0.5rem;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
}

.grid-item {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.6rem var(--spacing-sm);
    cursor: grab;
    transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    touch-action: pan-y;
    min-height: 44px;
}

.grid-item:active {
    cursor: grabbing;
    background: #222;
}

.grid-item.dragging {
    opacity: 0.3;
    background: rgba(225, 6, 0, 0.1);
    border: 2px dashed var(--color-accent);
    transform: scale(0.98);
}

.grid-item.drag-over {
    border-color: var(--color-accent);
    background: rgba(225, 6, 0, 0.1);
    box-shadow: 0 0 20px rgba(225, 6, 0, 0.3);
}

.grid-item:hover {
    background: #252525;
    border-color: #555;
}

/* Touch dragging clone styles */
.touch-dragging-clone {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%) !important;
    border: 2px solid var(--color-accent) !important;
    border-radius: var(--radius-md) !important;
    animation: pulse-glow 1.5s ease-in-out infinite;
}

.touch-dragging-clone .grid-position {
    color: var(--color-accent);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(225, 6, 0, 0.4);
    }
    50% {
        box-shadow: 0 15px 50px rgba(225, 6, 0, 0.6);
    }
}

.grid-position {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    min-width: 40px;
    text-align: center;
    color: var(--color-text-muted);
}

.grid-driver-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.5rem;
    overflow: hidden;
}

.grid-driver-number {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    min-width: 30px;
    text-align: center;
    color: var(--color-accent);
}

.grid-driver-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.grid-driver-name > .full-name {
    display: inline;
}

.grid-driver-name > .surname-only {
    display: none;
}

.grid-team-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-left: auto;
    letter-spacing: 0.3px;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Team Colors */
.team-mclaren {
    background: var(--color-mclaren);
    color: #000;
}

.team-redbull {
    background: var(--color-redbull);
    color: #fff;
}

.team-ferrari {
    background: var(--color-ferrari);
    color: #fff;
}

.team-mercedes {
    background: var(--color-mercedes);
    color: #000;
}

.team-aston {
    background: #006f62;
    color: #fff;
}

.team-alpine {
    background: #0090ff;
    color: #fff;
}

.team-williams {
    background: #005aff;
    color: #fff;
}

.team-haas {
    background: #ffffff;
    color: #000;
}

.team-rb {
    background: #6692ff;
    color: #fff;
}

.team-sauber {
    background: #52e252;
    color: #000;
}

/* Contender Highlight */
.grid-item.contender {
    border-left: 3px solid var(--color-accent);
    background: linear-gradient(90deg, rgba(225, 6, 0, 0.05) 0%, transparent 100%);
}

/* ===================================
   LIVE CHAMPIONSHIP STANDINGS
   =================================== */
.simulator-right {
    position: sticky;
    top: var(--spacing-lg);
}

.live-standings-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.standings-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-align: left;
    text-transform: uppercase;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.contender-result {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.contender-result:hover {
    border-color: #555;
}

.contender-result.champion {
    border-color: var(--color-accent);
    background: linear-gradient(90deg, rgba(225, 6, 0, 0.1) 0%, var(--color-bg-card) 100%);
}

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

.contender-number {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.15);
    min-width: 45px;
    text-align: center;
}

.contender-info {
    display: flex;
    flex-direction: column;
}

.contender-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
}

.contender-name > .full-name {
    display: inline;
}

.contender-name > .surname-only {
    display: none;
}

.contender-team {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.contender-points {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.contender-points .points-label {
    font-size: 0.65rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contender-points .points-value {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-accent);
}

.championship-winner {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gradient-gold);
    border-radius: var(--radius-sm);
    text-align: center;
    display: none;
}

.championship-winner.show {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.winner-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.winner-text {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: #000;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.footer-note {
    margin-top: var(--spacing-xs);
    font-size: 0.75rem;
    opacity: 0.7;
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .simulator-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .simulator-right {
        order: -1;
        position: sticky;
        top: 0;
        z-index: 100;
        background: var(--color-bg-primary);
        padding: var(--spacing-xs) 0;
    }

    .live-standings-card {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        grid-template-rows: auto auto;
        gap: 0.5rem;
        padding: var(--spacing-sm);
    }

    .standings-title {
        display: none;
    }

    .contender-result {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 0.5rem;
        padding: 0.5rem 0.75rem;
        margin-bottom: 0;
    }

    .championship-winner {
        grid-column: 1 / -1;
    }

    .contender-header {
        flex-direction: row;
        gap: 0.5rem;
        align-items: center;
        min-width: 0;
        flex: 1;
    }

    .contender-number {
        font-size: 1rem;
        min-width: auto;
        opacity: 0.5;
    }

    .contender-info {
        align-items: flex-start;
        text-align: left;
        min-width: 0;
    }

    .contender-name {
        font-size: 0.85rem;
        white-space: nowrap;
    }

    .contender-name > .full-name {
        display: none !important;
    }

    .contender-name > .surname-only {
        display: inline !important;
    }

    .contender-team {
        display: none;
    }

    .contender-points {
        align-items: flex-end;
        flex-shrink: 0;
    }

    .contender-points .points-label {
        display: none;
    }

    .contender-points .points-value {
        font-size: 1.2rem;
    }

    .championship-winner {
        display: none;
    }

    .championship-winner.show {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.35rem;
        margin-top: 0;
        padding: 0.5rem 0.75rem;
    }

    .winner-icon {
        font-size: 1.2rem;
        margin-bottom: 0;
    }

    .winner-text {
        font-size: 0.85rem;
        white-space: nowrap;
    }

    .grid-driver-name {
        font-size: 0.9rem;
    }

    .grid-team-badge {
        font-size: 0.55rem;
        padding: 0.15rem 0.35rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: var(--spacing-lg) 0;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .simulator-right {
        margin: 0 calc(-1 * var(--spacing-md));
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }

    .live-standings-card {
        gap: 0.4rem;
        padding: 0.5rem;
    }

    .contender-result {
        padding: 0.4rem 0.5rem;
    }

    .contender-number {
        display: none;
    }

    .contender-name {
        font-size: 0.75rem;
    }

    .contender-points .points-value {
        font-size: 1rem;
    }

    .championship-winner.show {
        padding: 0.4rem 0.6rem;
    }

    .winner-text {
        font-size: 0.75rem;
    }

    .winner-icon {
        font-size: 1rem;
    }
}

@media (max-width: 600px) {
    /* Switch to surnames only on smaller screens */
    .grid-driver-name > .full-name {
        display: none !important;
    }

    .grid-driver-name > .surname-only {
        display: inline !important;
    }

    .grid-item {
        gap: 0.4rem;
        padding: 0.5rem 0.6rem;
    }

    .grid-driver-info {
        gap: 0.4rem;
    }

    .grid-position {
        font-size: 0.9rem;
        min-width: 28px;
    }

    .grid-driver-number {
        font-size: 0.85rem;
        min-width: 24px;
    }

    .grid-driver-name {
        font-size: 0.85rem;
    }

    .grid-team-badge {
        font-size: 0.5rem;
        padding: 0.15rem 0.3rem;
    }
}

@media (max-width: 400px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .simulator-right {
        margin: 0 calc(-1 * var(--spacing-sm));
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
    }

    .live-standings-card {
        gap: 0.3rem;
        padding: 0.4rem;
    }

    .contender-result {
        padding: 0.35rem 0.5rem;
        min-width: 80px;
    }

    .contender-number {
        font-size: 0.85rem;
    }

    .contender-name {
        font-size: 0.7rem;
    }

    .contender-points .points-value {
        font-size: 1rem;
    }

    .championship-winner.show {
        padding: 0.35rem 0.5rem;
    }

    .winner-icon {
        font-size: 1rem;
    }

    .winner-text {
        font-size: 0.7rem;
    }

    .grid-item {
        gap: 0.3rem;
        padding: 0.4rem 0.5rem;
    }

    .grid-driver-info {
        gap: 0.3rem;
    }

    .grid-position {
        font-size: 0.85rem;
        min-width: 26px;
    }

    .grid-driver-number {
        font-size: 0.8rem;
        min-width: 22px;
    }

    .grid-driver-name {
        font-size: 0.8rem;
    }

    .grid-team-badge {
        font-size: 0.45rem;
        padding: 0.1rem 0.25rem;
    }
}