/* =========================================================
   FAN & APPLE: AERO MASTER - LUXURIOUS MODERN GAME CSS
   Dark Orchid Glassmorphism, Smooth Micro-animations & Responsiveness
   ========================================================= */

:root {
    --primary: #38bdf8;
    --primary-glow: rgba(56, 189, 248, 0.4);
    --accent: #f43f5e;
    --accent-glow: rgba(244, 63, 94, 0.45);
    --gold: #facc15;
    --gold-glow: rgba(250, 204, 21, 0.4);
    --bg-dark: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.85);
    --card-border: rgba(255, 255, 255, 0.12);
    --font-main: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-dark);
    font-family: var(--font-main);
    color: #f8fafc;
}

#game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at 50% 30%, #1e293b 0%, #0f172a 70%, #020617 100%);
}

#gameCanvas {
    width: 100%;
    height: 100%;
    display: block;
    touch-action: none;
    cursor: grab;
}

#gameCanvas:active {
    cursor: grabbing;
}

/* =========================================================
   HUD & IN-GAME OVERLAYS
   ========================================================= */

#hud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: none;
    z-index: 50;
}

.hud-group {
    display: flex;
    gap: 12px;
    align-items: center;
}

.hud-pill {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 999px;
    padding: 8px 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    pointer-events: auto;
}

.hud-pill.score-pill {
    font-size: 20px;
    color: #ffffff;
    border-color: rgba(56, 189, 248, 0.3);
}

.hud-pill.score-pill span {
    color: var(--primary);
    font-variant-numeric: tabular-nums;
}

.hud-pill.combo-pill {
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: #ffffff;
    border: none;
    box-shadow: 0 0 20px var(--accent-glow);
    animation: comboPulse 0.6s infinite alternate;
}

@keyframes comboPulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

.hud-pill.star-pill {
    color: var(--gold);
}

.hud-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    pointer-events: auto;
    transition: transform 0.15s, background-color 0.15s;
}

.hud-btn:hover {
    transform: scale(1.08);
    background: rgba(30, 41, 59, 0.9);
}

.hud-btn:active {
    transform: scale(0.95);
}

.hud-btn.muted {
    opacity: 0.45;
    filter: grayscale(1);
}

/* Turbo Gust Floating Action Button (Mobile / Fast Tap) */
#turboBtn {
    position: absolute;
    bottom: 24px;
    right: 24px;
    width: 74px;
    height: 74px;
    border-radius: 50%;
    background: linear-gradient(135deg, #38bdf8, #0284c7);
    border: 3px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 8px 32px var(--primary-glow);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 26px;
    font-weight: 800;
    cursor: pointer;
    z-index: 60;
    pointer-events: auto;
    transition: transform 0.1s, box-shadow 0.15s;
}

#turboBtn span {
    font-size: 10px;
    letter-spacing: 1px;
    margin-top: -2px;
}

#turboBtn:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 40px rgba(56, 189, 248, 0.7);
}

#turboBtn:active {
    transform: scale(0.92);
}

/* Controls Hint Banner */
.controls-hint {
    position: absolute;
    bottom: 110px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.78);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 999px;
    padding: 8px 20px;
    font-size: 13px;
    color: #e2e8f0;
    pointer-events: none;
    z-index: 45;
    animation: hintFadeInOut 6s forwards;
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.controls-hint strong {
    color: var(--primary);
}

@keyframes hintFadeInOut {
    0% { opacity: 0; transform: translateX(-50%) translateY(12px); }
    15% { opacity: 1; transform: translateX(-50%) translateY(0); }
    80% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(-10px); visibility: hidden; }
}

/* =========================================================
   FULLSCREEN MODALS & GLASS OVERLAYS
   ========================================================= */

.overlay-screen {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.82);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 24px;
    transition: opacity 0.25s ease, visibility 0.25s;
}

.overlay-screen.hidden, .hidden {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 28px;
    padding: 36px 32px;
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
    text-align: center;
    position: relative;
}

/* Game Title Header */
.game-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo-icon {
    font-size: 48px;
    animation: fanSpin 4s linear infinite;
}

@keyframes fanSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.title-text {
    font-size: 38px;
    font-weight: 900;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #38bdf8 0%, #facc15 50%, #f43f5e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 15px;
    color: #94a3b8;
    margin-bottom: 28px;
}

/* Mode Selection Cards */
.mode-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 24px;
}

.mode-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    padding: 18px 14px;
    text-align: left;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s, border-color 0.2s;
    position: relative;
    overflow: hidden;
}

.mode-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
}

.mode-card:active {
    transform: translateY(0);
}

.mode-card-icon {
    font-size: 32px;
    margin-bottom: 10px;
}

.mode-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 4px;
    color: #ffffff;
}

.mode-card p {
    font-size: 12px;
    color: #94a3b8;
    line-height: 1.4;
}

/* Menu Aux Buttons (Shop, Trophy, Levels) */
.menu-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 14px;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 700;
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.15s, background-color 0.15s;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.12);
}

.btn-primary {
    background: linear-gradient(135deg, #38bdf8, #0284c7);
    border: none;
    border-radius: 16px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 800;
    color: #ffffff;
    cursor: pointer;
    box-shadow: 0 8px 24px var(--primary-glow);
    transition: transform 0.15s, box-shadow 0.15s;
}

.btn-primary:hover {
    transform: scale(1.04);
    box-shadow: 0 12px 32px rgba(56, 189, 248, 0.6);
}

.btn-primary:active {
    transform: scale(0.98);
}

/* =========================================================
   SHOP / VAULT STYLES
   ========================================================= */

.shop-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.shop-cat-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    text-align: left;
    margin: 18px 0 10px 0;
}

.shop-items-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.shop-card {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 12px 16px;
    gap: 14px;
}

.shop-card-preview {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    border: 1.5px solid;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shop-card-info {
    flex: 1;
    text-align: left;
}

.shop-card-info strong {
    display: block;
    font-size: 15px;
    color: #ffffff;
}

.shop-card-info span {
    font-size: 12px;
    color: #94a3b8;
}

.shop-btn {
    background: linear-gradient(135deg, #facc15, #ca8a04);
    border: none;
    border-radius: 10px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 800;
    color: #0f172a;
    cursor: pointer;
    transition: transform 0.15s;
}

.shop-btn.equipped {
    background: rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    cursor: default;
}

/* =========================================================
   ACHIEVEMENTS MODAL
   ========================================================= */

.ach-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ach-card {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 12px 16px;
    gap: 14px;
    text-align: left;
}

.ach-card.locked {
    opacity: 0.5;
    filter: grayscale(0.8);
}

.ach-icon {
    font-size: 28px;
}

.ach-info {
    flex: 1;
}

.ach-info strong {
    display: block;
    font-size: 15px;
    color: #ffffff;
}

.ach-info span {
    font-size: 12px;
    color: #94a3b8;
}

.ach-badge {
    font-size: 11px;
    font-weight: 800;
    color: #10b981;
    background: rgba(16, 185, 129, 0.15);
    padding: 4px 8px;
    border-radius: 6px;
}

.ach-card.locked .ach-badge {
    color: #94a3b8;
    background: rgba(255, 255, 255, 0.08);
}

/* =========================================================
   LEVELS GRID (PUZZLE LAB)
   ========================================================= */

.levels-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin: 20px 0;
}

.level-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 14px 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: transform 0.15s, border-color 0.15s;
}

.level-card.unlocked:hover {
    transform: scale(1.08);
    border-color: var(--primary);
    background: rgba(56, 189, 248, 0.15);
}

.level-card.locked {
    opacity: 0.35;
    cursor: not-allowed;
}

.level-num {
    font-size: 18px;
    font-weight: 800;
    color: #ffffff;
}

.level-stars {
    font-size: 11px;
    color: var(--gold);
    margin-top: 4px;
}

/* =========================================================
   GAME OVER & VICTORY OVERLAYS
   ========================================================= */

.result-score-box {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 24px;
    margin: 20px 0;
}

.result-score-title {
    font-size: 13px;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.result-score-big {
    font-size: 48px;
    font-weight: 900;
    color: var(--primary);
    margin: 6px 0;
}

.result-highscore-row {
    font-size: 14px;
    color: #94a3b8;
}

.result-highscore-row span {
    color: var(--gold);
    font-weight: 700;
}

/* =========================================================
   TOAST NOTIFICATION
   ========================================================= */

.game-toast {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(-60px);
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(14px);
    border: 1px solid var(--primary);
    box-shadow: 0 12px 32px var(--primary-glow);
    border-radius: 999px;
    padding: 10px 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: #ffffff;
    z-index: 999;
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s;
    pointer-events: none;
}

.game-toast.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.game-toast strong {
    color: var(--gold);
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .mode-grid {
        grid-template-columns: 1fr;
    }
    .levels-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .title-text {
        font-size: 30px;
    }
    .modal-content {
        padding: 24px 20px;
    }
    #hud {
        padding: 12px 14px;
    }
}