/*
 * Mobilné štýly a hamburger menu
 * Súbor: css/mobile.css
 * Optimalizácia pre dotykové zariadenia
 */

/* ==========================================================================
   CSS premenné pre mobile
   ========================================================================== */

:root {
    --touch-target-min: 44px;
    --mobile-nav-bg: rgba(5, 7, 16, 0.98);
    --mobile-nav-border: rgba(255, 255, 255, 0.08);
    --hamburger-color: #ffffff;
    --hamburger-active: #e10600;
}

/* ==========================================================================
   Hamburger Menu Button
   ========================================================================== */

.hamburger-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    padding: 10px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1002;
    position: relative;
}

.hamburger-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--hamburger-color);
    border-radius: 2px;
    transition: all 0.3s ease;
    position: relative;
}

.hamburger-btn span::before,
.hamburger-btn span::after {
    content: "";
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--hamburger-color);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger-btn span::before {
    top: -7px;
}

.hamburger-btn span::after {
    top: 7px;
}

/* Hamburger animácia - aktívny stav (X) */
.hamburger-btn.active span {
    background: transparent;
}

.hamburger-btn.active span::before {
    top: 0;
    transform: rotate(45deg);
    background: var(--hamburger-active);
}

.hamburger-btn.active span::after {
    top: 0;
    transform: rotate(-45deg);
    background: var(--hamburger-active);
}

/* ==========================================================================
   Mobile Navigation Overlay
   ========================================================================== */

.mobile-nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   Mobile Navigation Panel
   ========================================================================== */

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    max-width: 85vw;
    height: 100vh;
    background: var(--mobile-nav-bg);
    border-left: 1px solid var(--mobile-nav-border);
    z-index: 1001;
    overflow-y: auto;
    transition: right 0.3s ease;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--mobile-nav-border);
    background: linear-gradient(90deg, rgba(225, 6, 0, 0.15), transparent);
}

.mobile-nav-logo {
    height: 32px;
}

.mobile-nav-close {
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: 50%;
    transition: background 0.2s ease;
}

.mobile-nav-close:hover {
    background: rgba(225, 6, 0, 0.2);
}

.mobile-nav-links {
    list-style: none;
    padding: 12px 0;
    margin: 0;
}

.mobile-nav-links li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mobile-nav-links a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    min-height: var(--touch-target-min);
    color: #e0e6ed;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    transition: background 0.2s ease, color 0.2s ease;
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
    background: linear-gradient(90deg, rgba(225, 6, 0, 0.2), transparent);
    color: #ffffff;
}

.mobile-nav-links a.active {
    border-left: 3px solid #e10600;
}

.mobile-nav-links a i {
    width: 20px;
    text-align: center;
    color: #00bcd4;
}

.mobile-nav-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    margin: 8px 20px;
}

/* Season selector v mobile nav */
.mobile-season-selector {
    padding: 16px 20px;
    border-top: 1px solid var(--mobile-nav-border);
}

.mobile-season-selector label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #90a4ae;
    margin-bottom: 8px;
}

.mobile-season-selector select {
    width: 100%;
    padding: 12px 14px;
    min-height: var(--touch-target-min);
    background: rgba(15, 23, 42, 0.96);
    color: #e0e6ed;
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: 10px;
    font-size: 1rem;
    cursor: pointer;
}

/* ==========================================================================
   Touch-friendly úpravy
   ========================================================================== */

/* Všetky interaktívne elementy - minimálna veľkosť */
@media (pointer: coarse) {
    button,
    a,
    input[type="submit"],
    input[type="button"],
    select,
    .btn,
    .dropdown-button,
    .login-button {
        min-height: var(--touch-target-min);
        min-width: var(--touch-target-min);
    }

    /* Väčšie medzery medzi klikateľnými elementmi */
    .main-nav a,
    .dropdown-content a {
        padding: 12px 16px;
    }

    /* Väčšie checkbox a radio */
    input[type="checkbox"],
    input[type="radio"] {
        width: 20px;
        height: 20px;
    }
}

/* ==========================================================================
   Responzívne pravidlá - Tablet
   ========================================================================== */

@media (max-width: 992px) {
    /* Skry niektoré menej dôležité linky */
    .main-nav li:nth-child(n+6) {
        display: none;
    }
}

/* ==========================================================================
   Responzívne pravidlá - Mobile
   ========================================================================== */

@media (max-width: 768px) {
    /* Zobraz hamburger */
    .hamburger-btn {
        display: flex;
    }

    /* Zobraz mobilnú navigáciu a overlay */
    .mobile-nav,
    .mobile-nav-overlay {
        display: block;
    }

    /* Skry desktop navigáciu */
    .header-center {
        display: none;
    }

    /* Upravy header pre mobil */
    .header-container {
        padding: 0 12px;
    }

    .header-right {
        gap: 8px;
    }

    /* Skry season selector v hlavičke na mobile */
    .header-right .season-selector-form {
        display: none;
    }

    /* Skry rok vedľa loga */
    .header-year {
        display: none;
    }

    /* Menšie logo */
    .header-logo {
        height: 32px;
    }

    /* Dropdown button menší */
    .dropdown-button span {
        display: none;
    }

    .dropdown-button {
        padding: 8px 12px;
    }

    /* Login button */
    .login-button {
        padding: 8px 14px;
        font-size: 0.8rem;
    }

    /* Body lock keď je menu otvorené */
    body.nav-open {
        overflow: hidden;
    }
}

/* ==========================================================================
   Extra malé zariadenia
   ========================================================================== */

@media (max-width: 480px) {
    .header-logo {
        height: 28px;
    }

    .mobile-nav {
        width: 100%;
        max-width: 100%;
    }

    .dropdown-content {
        right: -10px;
        min-width: calc(100vw - 40px);
        max-width: 280px;
    }
}

/* ==========================================================================
   Vylepšenia pre tabuľky na mobile
   ========================================================================== */

@media (max-width: 768px) {
    /* Lepšie kartičky pre jazdcov */
    .driver-standings tr {
        background: rgba(15, 15, 30, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.06);
        margin-bottom: 16px;
    }

    .driver-standings td {
        padding: 12px 16px 12px 45%;
    }

    .driver-standings td::before {
        font-weight: 600;
    }

    /* Jazdec bunka na mobile */
    .driver-standings .driver-name-cell {
        padding: 16px;
        flex-direction: row;
        justify-content: flex-start;
    }

    .driver-photo-thumb {
        width: 48px;
        height: 48px;
    }

    /* Zvýraznenie TOP 3 na mobile */
    .driver-standings tr:first-child {
        border-left: 4px solid #ffd700;
    }

    .driver-standings tr:nth-child(2) {
        border-left: 4px solid #c0c0c0;
    }

    .driver-standings tr:nth-child(3) {
        border-left: 4px solid #cd7f32;
    }
}

/* ==========================================================================
   Smooth scrolling a performance
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* GPU akcelerácia pre animácie */
.mobile-nav,
.hamburger-btn span,
.hamburger-btn span::before,
.hamburger-btn span::after {
    will-change: transform;
}

/* ==========================================================================
   Safe area pre notch zariadenia (iPhone X+)
   ========================================================================== */

@supports (padding: env(safe-area-inset-top)) {
    .main-header {
        padding-top: env(safe-area-inset-top);
    }

    .mobile-nav {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .main-footer {
        padding-bottom: calc(22px + env(safe-area-inset-bottom));
    }
}