/* ============================================
   Mobile Enhancements CSS
   Additional touch-friendly improvements
   ============================================ */

/* ══════════════════════════════════════════════
   RESPONSIVE CANVAS SCALING
   ══════════════════════════════════════════════ */

/* Canvas always fills screen on mobile */
body.is-mobile #game-canvas {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    max-width: none !important;
    max-height: none !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    border-radius: 0 !important;
    object-fit: cover;
}

/* Aspect ratio preserving canvas (for fixed-ratio games) */
body.is-mobile.canvas-fit #game-canvas {
    object-fit: contain;
    background: #000;
}

/* ══════════════════════════════════════════════
   TOUCH-FRIENDLY HUD
   ══════════════════════════════════════════════ */

body.is-mobile .game-hud {
    position: fixed;
    top: env(safe-area-inset-top, 0);
    left: 0;
    right: 0;
    padding: 8px 12px;
    padding-top: calc(8px + env(safe-area-inset-top, 0px));
    gap: 8px;
    font-size: 12px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.5) 0%, transparent 100%);
    z-index: 100;
}

body.is-mobile .hud-item {
    padding: 6px 10px;
    border-radius: 8px;
    font-size: clamp(10px, 2.5vw, 13px);
    min-height: 32px;
}

body.is-mobile .hud-btn {
    min-width: 44px;
    min-height: 44px;
    padding: 10px 14px;
    font-size: 12px;
}

/* Move HUD to avoid mobile controls */
body.is-mobile.mc-mobile-active .game-hud {
    bottom: 0;
    top: auto;
    background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 100%);
    padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
}

/* ══════════════════════════════════════════════
   GAME-SPECIFIC MOBILE LAYOUTS
   ══════════════════════════════════════════════ */

/* FNAF-style camera buttons */
body.is-mobile.game-fnaf .mc-buttons-zone {
    flex-direction: row;
    bottom: 20px;
    right: 20px;
    left: 20px;
    justify-content: space-between;
}

body.is-mobile.game-fnaf .mc-btn {
    width: 70px;
    height: 50px;
    border-radius: 12px;
}

/* Tetris controls - side buttons */
body.is-mobile.game-tetris .mc-buttons-zone {
    flex-direction: column;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
}

body.is-mobile.game-tetris .mc-btn {
    width: 50px;
    height: 50px;
}

/* Strategy game buttons - bottom row */
body.is-mobile.game-strategy .mc-buttons-zone {
    flex-direction: row;
    bottom: 20px;
    left: 20px;
    right: 20px;
    justify-content: space-around;
}

body.is-mobile.game-strategy .mc-btn {
    width: 60px;
    height: 60px;
}

/* ══════════════════════════════════════════════
   TOUCH FEEDBACK ENHANCEMENTS
   ══════════════════════════════════════════════ */

/* Visual touch ripple on canvas */
.touch-ripple {
    position: fixed;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    pointer-events: none;
    animation: touchRipple 0.5s ease-out forwards;
    z-index: 9999;
}

@keyframes touchRipple {
    0% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

/* ══════════════════════════════════════════════
   MOBILE MENU IMPROVEMENTS
   ══════════════════════════════════════════════ */

body.is-mobile .start-screen,
body.is-mobile .game-over-screen,
body.is-mobile .game-win-screen {
    padding: 16px;
    padding-top: calc(16px + env(safe-area-inset-top, 0px));
    padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
}

body.is-mobile .start-screen h1 {
    font-size: clamp(1.5rem, 7vw, 2.5rem);
    margin-bottom: 12px;
}

body.is-mobile .game-desc {
    font-size: clamp(12px, 3vw, 16px);
    max-width: 100%;
    line-height: 1.5;
    margin-bottom: 20px;
}

body.is-mobile .start-btn,
body.is-mobile .play-btn,
body.is-mobile .retry-btn {
    width: 100%;
    max-width: 280px;
    min-height: 56px;
    font-size: 18px;
    padding: 14px 24px;
    margin: 8px auto;
    display: block;
}

body.is-mobile .difficulty-selector {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
    margin: 16px auto;
}

body.is-mobile .difficulty-btn {
    width: 100%;
    min-height: 48px;
    margin: 4px 0;
}

/* ══════════════════════════════════════════════
   CONTROLS OVERLAY MOBILE
   ══════════════════════════════════════════════ */

body.is-mobile .controls-overlay {
    padding: 0;
}

body.is-mobile .controls-overlay .controls-content {
    max-width: 95vw;
    max-height: 90vh;
    padding: 20px;
    margin: 16px;
    overflow-y: auto;
}

body.is-mobile .controls-overlay h2 {
    font-size: clamp(18px, 5vw, 24px);
    margin-bottom: 12px;
}

body.is-mobile .controls-overlay .control-item {
    display: none !important; /* Hide keyboard hints on mobile */
}

body.is-mobile .controls-overlay .mobile-controls-hint {
    display: block !important;
    text-align: center;
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    padding: 16px;
}

/* ══════════════════════════════════════════════
   FULLSCREEN BUTTON
   ══════════════════════════════════════════════ */

body.is-mobile .fullscreen-btn {
    position: fixed;
    top: calc(8px + env(safe-area-inset-top, 0px));
    right: 8px;
    width: 44px;
    height: 44px;
    z-index: 200;
    opacity: 0.7;
}

body.is-mobile .fullscreen-btn:active {
    opacity: 1;
}

/* ══════════════════════════════════════════════
   ORIENTATION PROMPT IMPROVEMENTS
   ══════════════════════════════════════════════ */

.mobile-orientation-overlay {
    position: fixed;
    inset: 0;
    z-index: 999999;
    background: linear-gradient(135deg, #1a0a0a 0%, #0a0a1a 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: 'Inter', sans-serif;
    padding: 20px;
}

.mobile-orientation-overlay .icon {
    font-size: 80px;
    animation: phoneRotate 2s ease-in-out infinite;
    margin-bottom: 24px;
}

@keyframes phoneRotate {
    0%, 100% { transform: rotate(-30deg); }
    50% { transform: rotate(30deg); }
}

.mobile-orientation-overlay h2 {
    font-size: 20px;
    color: #fff;
    margin-bottom: 12px;
    text-align: center;
}

.mobile-orientation-overlay p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    text-align: center;
    max-width: 280px;
    line-height: 1.5;
}

/* ══════════════════════════════════════════════
   GAMEPAD SUPPORT (for mobile controllers)
   ══════════════════════════════════════════════ */

body.is-mobile.gamepad-connected .mc-joystick,
body.is-mobile.gamepad-connected .mc-buttons-zone {
    opacity: 0.3;
    pointer-events: none;
}

/* ══════════════════════════════════════════════
   REDUCED MOTION
   ══════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
    body.is-mobile * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ══════════════════════════════════════════════
   HIGH CONTRAST MODE
   ══════════════════════════════════════════════ */

@media (prefers-contrast: high) {
    body.is-mobile .mc-btn {
        border-width: 3px;
        border-color: #fff;
    }
    
    body.is-mobile .mc-joystick-ring {
        border-width: 3px;
        border-color: #fff;
    }
}

/* ══════════════════════════════════════════════
   SMALL SCREEN ADJUSTMENTS (< 375px)
   ══════════════════════════════════════════════ */

@media (max-width: 374px) {
    body.is-mobile .mc-joystick-ring {
        width: 80px;
        height: 80px;
        left: -40px;
        top: -40px;
    }
    
    body.is-mobile .mc-joystick-thumb {
        width: 32px;
        height: 32px;
    }
    
    body.is-mobile .mc-btn {
        width: 44px;
        height: 44px;
    }
    
    body.is-mobile .mc-btn-icon {
        font-size: 16px;
    }
    
    body.is-mobile .mc-btn-label {
        display: none;
    }
    
    body.is-mobile .game-hud {
        font-size: 10px;
    }
}

/* ══════════════════════════════════════════════
   TABLET ADJUSTMENTS (768px - 1024px)
   ══════════════════════════════════════════════ */

@media (min-width: 768px) and (max-width: 1024px) {
    body.is-mobile .mc-joystick-ring {
        width: 140px;
        height: 140px;
        left: -70px;
        top: -70px;
    }
    
    body.is-mobile .mc-joystick-thumb {
        width: 56px;
        height: 56px;
    }
    
    body.is-mobile .mc-btn {
        width: 70px;
        height: 70px;
    }
    
    body.is-mobile .mc-btn-icon {
        font-size: 28px;
    }
    
    body.is-mobile .game-hud {
        font-size: 14px;
    }
    
    body.is-mobile .start-btn,
    body.is-mobile .play-btn {
        max-width: 320px;
        min-height: 60px;
        font-size: 20px;
    }
}

/* ══════════════════════════════════════════════
   LANDSCAPE SPECIFIC
   ══════════════════════════════════════════════ */

@media (orientation: landscape) and (max-height: 500px) {
    body.is-mobile .game-hud {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
        padding: 4px 8px;
    }
    
    body.is-mobile .hud-item {
        padding: 4px 8px;
        min-height: 24px;
    }
    
    body.is-mobile .mc-buttons-zone {
        flex-direction: row;
        bottom: 10px;
        gap: 8px;
    }
    
    body.is-mobile .mc-btn {
        width: 50px;
        height: 50px;
    }
}

/* ══════════════════════════════════════════════
   PORTRAIT SPECIFIC
   ══════════════════════════════════════════════ */

@media (orientation: portrait) {
    body.is-mobile .mc-joystick {
        left: 60px;
        bottom: 120px;
    }
    
    body.is-mobile .mc-buttons-zone {
        right: 20px;
        bottom: 100px;
    }
}