/* Lablix - Game Styles */

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #0a0a0f;
    touch-action: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

.hidden {
    display: none !important;
}

.screen {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

/* ========================
   Desktop Message Screen
   ======================== */
#desktop-message {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f0f23 100%);
}

.message-container {
    text-align: center;
    color: white;
    padding: 40px;
    max-width: 400px;
}

.message-container h1 {
    font-size: 48px;
    font-weight: 900;
    letter-spacing: 8px;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.message-container .icon {
    font-size: 80px;
    margin: 30px 0;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.message-container p {
    font-size: 24px;
    margin: 10px 0;
    color: #e0e0e0;
}

.message-container .sub {
    font-size: 18px;
    color: #aaa;
}

.message-container .hint {
    font-size: 14px;
    color: #666;
    margin-top: 30px;
}

/* ========================
   Start Screen
   ======================== */
#start-screen {
    display: flex;
    justify-content: center;
    align-items: safe center;
    background: linear-gradient(180deg, #0a1628 0%, #1a0a28 100%);
    overflow-y: auto;
}

.start-container {
    text-align: center;
    padding: 20px 20px 40px;
    width: 100%;
    max-width: 400px;
}

.game-title {
    font-size: 48px;
    font-weight: 900;
    letter-spacing: 12px;
    margin-bottom: 6px;
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 50%, #16a34a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 60px rgba(74, 222, 128, 0.5);
}

.tagline {
    font-size: 16px;
    color: #888;
    margin-bottom: 15px;
    font-style: italic;
}

/* Game Preview Animation */
.game-preview {
    position: relative;
    width: 130px;
    height: 85px;
    margin: 15px auto;
}

.preview-platform {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) perspective(200px) rotateX(45deg);
    width: 120px;
    height: 80px;
    background: linear-gradient(135deg, #2d5a27 0%, #1a3d1a 100%);
    border: 2px solid #ff4757;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.preview-box {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 25px;
    height: 25px;
    background: linear-gradient(135deg, #c4a574 0%, #a08050 100%);
    border: 1px solid #8a7040;
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* Instructions */
.instructions {
    margin: 15px 0;
}

.instruction-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 6px 0;
    color: #ccc;
    font-size: 14px;
}

.instruction-icon {
    font-size: 20px;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    color: #0a1628;
    border: none;
    padding: 15px 50px;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 2px;
    border-radius: 50px;
    cursor: pointer;
    margin-top: 10px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 5px 30px rgba(74, 222, 128, 0.4);
}

.btn-primary:active {
    transform: scale(0.95);
    box-shadow: 0 2px 15px rgba(74, 222, 128, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #888;
    border: 1px solid #444;
    padding: 10px 30px;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 1px;
    border-radius: 50px;
    cursor: pointer;
    margin-top: 12px;
    transition: color 0.2s, border-color 0.2s;
}

.btn-secondary:active {
    color: #fff;
    border-color: #888;
}

.high-score {
    margin-top: 15px;
    color: #666;
    font-size: 13px;
}

.high-score span {
    color: #4ade80;
    font-weight: bold;
}

.credits {
    margin-top: 10px;
    color: #555;
    font-size: 11px;
}

.credits a {
    color: #4ade80;
    text-decoration: none;
}

/* ========================
   Calibration Screen
   ======================== */
#calibration-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(180deg, #1a0a28 0%, #0a1628 100%);
    transition: background 0.5s ease;
}

#calibration-screen.level-ok {
    background: linear-gradient(180deg, #0a2818 0%, #0a1628 100%);
}

.calibration-container {
    text-align: center;
    padding: 30px 20px;
    width: 100%;
    max-width: 400px;
}

.calibration-container h2 {
    font-size: 28px;
    color: #fff;
    letter-spacing: 4px;
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

.phone-illustration {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 20px auto;
}

.phone-icon {
    font-size: 70px;
    transition: transform 0.15s ease;
}

.calibration-guide {
    margin: 15px 0;
}

.calibration-instruction {
    font-size: 17px;
    color: #ccc;
    margin-bottom: 15px;
    line-height: 1.4;
}

.tilt-indicator {
    margin: 15px auto;
    width: 200px;
    height: 200px;
    position: relative;
}

.tilt-bar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.15);
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle, rgba(74,222,128,0.08) 25%, transparent 25%);
}

.tilt-bar::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 50%; height: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px dashed rgba(74,222,128,0.3);
}

.tilt-dot {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ff4757;
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    transition: background 0.3s ease;
    box-shadow: 0 0 10px rgba(255,71,87,0.6);
}

.tilt-dot.centered {
    background: #4ade80;
    box-shadow: 0 0 15px rgba(74,222,128,0.8);
}

.tilt-hint {
    font-size: 13px;
    color: #888;
    margin-top: 10px;
    animation: pulseText 2s ease-in-out infinite;
}

@keyframes pulseText {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.gyro-status {
    margin: 15px 0;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    color: #888;
    font-size: 13px;
    display: inline-block;
}

.gyro-status .working {
    color: #4ade80;
}

.gyro-status .error {
    color: #ff4757;
}

.calibrate-hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.9);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.calibrate-visible {
    opacity: 1 !important;
    pointer-events: auto !important;
    transform: scale(1) !important;
    animation: btnPulse 1.5s ease-in-out infinite;
}

@keyframes btnPulse {
    0%, 100% { box-shadow: 0 0 10px rgba(74,222,128,0.3); }
    50% { box-shadow: 0 0 25px rgba(74,222,128,0.6); }
}

.calibration-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
    color: #4ade80;
    font-size: 16px;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #333;
    border-top-color: #4ade80;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================
   Game Container
   ======================== */
#game-container {
    width: 100%;
    height: 100%;
    position: relative;
}

#game-container canvas {
    display: block;
    width: 100%;
    height: 100%;
}

/* HUD */
#hud {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: none;
    z-index: 100;
}

#score-display {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

#score-display .label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 2px;
    margin-bottom: 2px;
}

#score {
    font-size: 36px;
    font-weight: bold;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

#lives-display {
    display: flex;
    align-items: center;
    gap: 10px;
}

#lives {
    display: flex;
    gap: 5px;
}

.heart {
    font-size: 24px;
    color: #ff4757;
    text-shadow: 0 2px 10px rgba(255, 71, 87, 0.5);
    transition: opacity 0.3s, transform 0.3s;
}

.heart.lost {
    opacity: 0.2;
    transform: scale(0.8);
}

/* Edge warning vignette */
#edge-warning {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
    box-shadow: inset 0 0 100px 50px rgba(255, 0, 0, 0.4);
}

#edge-warning.active {
    opacity: 1;
}

/* Exit Button */
#exit-button {
    background: rgba(255, 71, 87, 0.8);
    color: white;
    border: none;
    padding: 8px 16px;
    font-size: 12px;
    font-weight: bold;
    border-radius: 15px;
    cursor: pointer;
    pointer-events: auto;
    margin-left: 15px;
}

#exit-button:active {
    background: rgba(255, 71, 87, 1);
    transform: scale(0.95);
}

/* Debug Display - Hidden in production */
#debug-display {
    display: none;
}

/* ========================
   Game Over Overlay
   ======================== */
#game-over-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.game-over-content {
    text-align: center;
    padding: 40px 30px;
}

.game-over-title {
    font-size: 36px;
    font-weight: 900;
    color: #ff4757;
    letter-spacing: 3px;
    margin-bottom: 30px;
    text-shadow: 0 0 30px rgba(255, 71, 87, 0.5);
    animation: shake 0.5s ease-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-10px); }
    40% { transform: translateX(10px); }
    60% { transform: translateX(-10px); }
    80% { transform: translateX(10px); }
}

.game-over-score {
    font-size: 48px;
    font-weight: bold;
    color: white;
    margin-bottom: 10px;
}

.game-over-highscore {
    font-size: 18px;
    color: #4ade80;
    margin-bottom: 40px;
}

.game-button {
    display: block;
    width: 100%;
    max-width: 250px;
    margin: 15px auto;
    padding: 16px 40px;
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 1px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.game-button:active {
    transform: scale(0.95);
}

.game-button:not(.secondary) {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    color: #0a1628;
    box-shadow: 0 5px 25px rgba(74, 222, 128, 0.4);
}

.game-button.secondary {
    background: transparent;
    color: #888;
    border: 2px solid #444;
}

/* ========================
   Enemy Taunt Speech Bubble
   ======================== */
.speech-bubble {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) scale(0.8);
    background: linear-gradient(135deg, #2a2a3a 0%, #1a1a2a 100%);
    border: 2px solid #ff4757;
    border-radius: 20px;
    padding: 15px 25px;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    max-width: 80%;
    box-shadow: 0 5px 30px rgba(255, 71, 87, 0.4);
    z-index: 150;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.speech-bubble.visible {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

.speech-bubble::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #ff4757;
}

/* ========================
   Screen Shake Effect
   ======================== */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10% { transform: translateX(-8px); }
    20% { transform: translateX(8px); }
    30% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    50% { transform: translateX(-4px); }
    60% { transform: translateX(4px); }
    70% { transform: translateX(-2px); }
    80% { transform: translateX(2px); }
    90% { transform: translateX(-1px); }
}

#game-container.screen-shake {
    animation: shake 0.3s ease-out;
}

#game-container.screen-shake canvas {
    animation: shake 0.3s ease-out;
}

/* ========================
   Hit Flash Overlay
   ======================== */
#hit-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    opacity: 0;
    background: radial-gradient(circle, rgba(255, 0, 0, 0.3) 0%, rgba(255, 0, 0, 0) 70%);
    transition: opacity 0.1s ease;
    z-index: 50;
}

#hit-overlay.active {
    opacity: 1;
}

/* ========================
   Difficulty Indicator
   ======================== */
#difficulty-indicator {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 16px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: bold;
    letter-spacing: 1px;
    z-index: 100;
    border: 2px solid;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    transition: all 0.3s ease;
}

#difficulty-indicator .tier-label {
    font-size: 10px;
    opacity: 0.7;
}

#difficulty-indicator .tier-name {
    font-size: 14px;
    text-shadow: 0 0 10px currentColor;
}

#difficulty-indicator.tier-1 { color: #4ade80; border-color: #4ade80; }
#difficulty-indicator.tier-2 { color: #fbbf24; border-color: #fbbf24; }
#difficulty-indicator.tier-3 { color: #f97316; border-color: #f97316; }
#difficulty-indicator.tier-4 { color: #ef4444; border-color: #ef4444; }

#difficulty-indicator.tier-up {
    animation: tierPulse 1s ease-out;
}

@keyframes tierPulse {
    0% { transform: scale(1); }
    25% { transform: scale(1.2); }
    50% { transform: scale(1.1); }
    75% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

/* ========================
   Tier Up Notification
   ======================== */
.tier-up-notification {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    background: rgba(0, 0, 0, 0.9);
    padding: 30px 50px;
    border-radius: 20px;
    text-align: center;
    z-index: 200;
    opacity: 0;
    transition: all 0.3s ease;
    border: 3px solid currentColor;
    box-shadow: 0 0 40px currentColor;
}

.tier-up-notification.visible {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.tier-up-notification .tier-up-icon {
    font-size: 48px;
    margin-bottom: 10px;
}

.tier-up-notification .tier-up-text {
    font-size: 14px;
    letter-spacing: 3px;
    opacity: 0.8;
    margin-bottom: 8px;
}

.tier-up-notification .tier-up-name {
    font-size: 32px;
    font-weight: 900;
    letter-spacing: 4px;
    text-shadow: 0 0 20px currentColor;
}

/* ========================
   Game Over Cause
   ======================== */
.game-over-cause {
    font-size: 20px;
    color: #ff8a8a;
    margin-bottom: 20px;
    font-style: italic;
}

/* ========================
   Language Selector
   ======================== */
#language-selector {
    position: relative;
    display: inline-block;
    margin: 15px 0;
    cursor: pointer;
    user-select: none;
}

#language-selector .lang-display {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(74, 222, 128, 0.1);
    border: 2px solid rgba(74, 222, 128, 0.4);
    border-radius: 25px;
    color: #4ade80;
    font-size: 14px;
    font-weight: 500;
}

#language-selector .lang-display:active {
    background: rgba(74, 222, 128, 0.2);
    border-color: rgba(74, 222, 128, 0.6);
}

#language-selector .lang-display::after {
    content: '\25BC';
    font-size: 10px;
    margin-left: 8px;
    transition: transform 0.2s ease;
}

#language-selector.open .lang-display::after {
    transform: rotate(180deg);
}

#language-selector .lang-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) scaleY(0);
    transform-origin: top center;
    background: rgba(15, 15, 30, 0.95);
    border: 2px solid rgba(74, 222, 128, 0.3);
    border-radius: 15px;
    margin-top: 8px;
    min-width: 160px;
    padding: 8px 0;
    z-index: 1000;
    opacity: 0;
    transition: all 0.2s ease;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

#language-selector.open .lang-dropdown {
    opacity: 1;
    transform: translateX(-50%) scaleY(1);
}

#language-selector .lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: #ccc;
    font-size: 14px;
    transition: all 0.15s ease;
}

#language-selector .lang-option:hover {
    background: rgba(74, 222, 128, 0.2);
    color: #fff;
}

#language-selector .lang-option.selected {
    background: rgba(74, 222, 128, 0.15);
    color: #4ade80;
}

#language-selector .lang-option.selected::after {
    content: '\2713';
    margin-left: auto;
    font-weight: bold;
}