/* Cyber Strike: Zero-G Protocol - Complete Cyberpunk Stylesheet */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    -webkit-user-select: none;
}

:root {
    --neon-cyan: #00f0ff;
    --neon-pink: #ff007f;
    --neon-amber: #ffe600;
    --neon-purple: #9d4edd;
    --neon-green: #00ff88;
    --neon-red: #ff3366;
    --bg-dark: #050b14;
    --panel-bg: rgba(6, 16, 32, 0.85);
    --panel-border: rgba(0, 240, 255, 0.35);
}

body {
    font-family: 'Sora', sans-serif;
    background: var(--bg-dark);
    color: #ffffff;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

.demo-back {
    position: fixed;
    top: 14px;
    left: 14px;
    z-index: 5000;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: #ffffff;
    background: rgba(5, 15, 30, 0.9);
    border: 1px solid var(--panel-border);
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
}

.demo-back:hover {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
    transform: translateY(-2px);
}

#gameContainer {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background: #02060d;
}

#gameCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
    cursor: crosshair;
}

/* CRT Scanlines Overlay */
.crt-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 5;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%);
    background-size: 100% 4px;
    opacity: 0.6;
}

/* HUD Top Header */
.game-ui {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 20;
    pointer-events: none;
    padding: 0.75rem 1.25rem;
}

.hud-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
}

.hud-left {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    min-width: 240px;
}

.status-bar-group {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 0.5rem 0.8rem;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.bar-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.bar-row:last-child {
    margin-bottom: 0;
}

.bar-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    min-width: 48px;
    letter-spacing: 0.5px;
}

.label-hp { color: var(--neon-red); }
.label-energy { color: var(--neon-cyan); }
.label-ult { color: var(--neon-amber); }

.bar-track {
    flex: 1;
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.bar-fill {
    height: 100%;
    width: 100%;
    border-radius: 3px;
    transition: width 0.15s ease-out;
}

.fill-hp {
    background: linear-gradient(90deg, #ff1a53, #ff5e82);
    box-shadow: 0 0 8px #ff1a53;
}

.fill-energy {
    background: linear-gradient(90deg, #00b4d8, #00f0ff);
    box-shadow: 0 0 8px #00f0ff;
}

.fill-ult {
    background: linear-gradient(90deg, #f59e0b, #ffe600);
    box-shadow: 0 0 10px #ffe600;
}

.bar-val {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.72rem;
    color: #e2e8f0;
    min-width: 52px;
    text-align: right;
}

/* Center HUD: Wave, Combo, Boss */
.hud-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
}

.wave-badge {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 900;
    color: var(--neon-cyan);
    background: var(--panel-bg);
    border: 1px solid var(--neon-cyan);
    padding: 0.35rem 1.2rem;
    border-radius: 999px;
    letter-spacing: 1px;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
    text-transform: uppercase;
}

.combo-container {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    opacity: 0;
    transform: scale(0.85);
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.combo-container.active {
    opacity: 1;
    transform: scale(1);
}

.combo-num {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--neon-amber);
    text-shadow: 0 0 12px var(--neon-amber);
}

.combo-tag {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 800;
    color: #fff;
    background: rgba(255, 0, 127, 0.6);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    letter-spacing: 1px;
}

/* Boss Health Bar */
.boss-bar-wrap {
    width: 450px;
    max-width: 90vw;
    background: rgba(20, 5, 10, 0.9);
    border: 1px solid var(--neon-red);
    border-radius: 8px;
    padding: 0.4rem 0.8rem;
    box-shadow: 0 0 20px rgba(255, 51, 102, 0.4);
    display: none;
}

.boss-bar-wrap.active {
    display: block;
    animation: pulseBoss 1.5s infinite alternate;
}

@keyframes pulseBoss {
    from { box-shadow: 0 0 10px rgba(255, 51, 102, 0.3); }
    to { box-shadow: 0 0 25px rgba(255, 51, 102, 0.8); }
}

.boss-title-row {
    display: flex;
    justify-content: space-between;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--neon-red);
    margin-bottom: 0.25rem;
    font-weight: 800;
}

.boss-track {
    height: 10px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 5px;
    overflow: hidden;
    border: 1px solid rgba(255, 51, 102, 0.4);
}

.boss-fill {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, #ff0055, #ff6b8b);
    transition: width 0.1s linear;
}

/* Right HUD: Score, Audio, Pause */
.hud-right {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.score-card {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    padding: 0.4rem 0.9rem;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.score-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    color: #94a3b8;
    letter-spacing: 1px;
}

.score-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--neon-cyan);
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

.hud-btn {
    pointer-events: all;
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.hud-btn:hover {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
    transform: scale(1.05);
}

/* Active Perks Tray */
.perks-tray {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    display: flex;
    gap: 0.4rem;
    pointer-events: none;
    z-index: 20;
}

.perk-chip {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    background: rgba(10, 25, 45, 0.85);
    border: 1px solid var(--neon-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--neon-cyan);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

/* Mobile Touch Controls */
.mobile-controls {
    display: none;
    position: absolute;
    bottom: 1.5rem;
    left: 0;
    right: 0;
    padding: 0 1.5rem;
    justify-content: space-between;
    align-items: flex-end;
    pointer-events: none;
    z-index: 25;
}

@media (max-width: 900px), (pointer: coarse) {
    .mobile-controls {
        display: flex;
    }
}

.touch-dpad {
    display: flex;
    gap: 0.8rem;
    pointer-events: all;
}

.touch-actions {
    display: flex;
    gap: 0.7rem;
    pointer-events: all;
}

.touch-btn {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background: rgba(6, 20, 38, 0.85);
    border: 2px solid var(--neon-cyan);
    color: #fff;
    font-size: 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
    touch-action: none;
    cursor: pointer;
    transition: transform 0.1s, background 0.1s;
}

.touch-btn:active {
    transform: scale(0.92);
    background: rgba(0, 240, 255, 0.25);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
}

.touch-btn.btn-jump { border-color: var(--neon-green); color: var(--neon-green); }
.touch-btn.btn-dash { border-color: var(--neon-cyan); color: var(--neon-cyan); }
.touch-btn.btn-fire { border-color: var(--neon-pink); color: var(--neon-pink); width: 68px; height: 68px; }
.touch-btn.btn-ult  { border-color: var(--neon-amber); color: var(--neon-amber); }

.touch-label {
    font-size: 0.55rem;
    font-family: 'Orbitron', sans-serif;
    font-weight: 800;
    margin-top: 2px;
}

/* Modals & Overlays */
.game-modal {
    position: absolute;
    inset: 0;
    background: rgba(2, 6, 14, 0.88);
    backdrop-filter: blur(12px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 1.5rem;
}

.game-modal.active {
    display: flex;
}

.modal-box {
    background: linear-gradient(135deg, rgba(8, 20, 38, 0.95), rgba(4, 10, 22, 0.98));
    border: 1px solid var(--neon-cyan);
    border-radius: 16px;
    padding: 2.2rem;
    max-width: 680px;
    width: 100%;
    box-shadow: 0 0 40px rgba(0, 240, 255, 0.25), inset 0 0 20px rgba(0, 240, 255, 0.05);
    text-align: center;
    position: relative;
    animation: modalIn 0.25s ease-out;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header h1, .modal-header h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: 2px;
    color: #ffffff;
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.6);
    margin-bottom: 0.5rem;
}

.neon-highlight {
    color: var(--neon-cyan);
    text-shadow: 0 0 15px var(--neon-cyan);
}

.modal-subtitle {
    color: #94a3b8;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

/* Keybinds Guide Grid */
.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 0.8rem;
    margin: 1.5rem 0;
    text-align: left;
}

.guide-item {
    background: rgba(15, 30, 50, 0.6);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 8px;
    padding: 0.6rem 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.key-badge {
    background: #0f172a;
    border: 1px solid #38bdf8;
    color: #38bdf8;
    font-family: 'Orbitron', sans-serif;
    font-weight: 800;
    font-size: 0.72rem;
    padding: 0.2rem 0.45rem;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.guide-text {
    font-size: 0.8rem;
    color: #cbd5e1;
    font-weight: 600;
}

/* Level Up / Perk Cards */
.perks-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 1.8rem 0 1.2rem;
}

@media (max-width: 640px) {
    .perks-grid {
        grid-template-columns: 1fr;
    }
}

.perk-card {
    background: rgba(12, 28, 52, 0.85);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    padding: 1.4rem 1rem;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.perk-card:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.45);
    transform: translateY(-6px);
    background: rgba(15, 38, 70, 0.95);
}

.perk-icon-wrap {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--neon-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--neon-cyan);
}

.perk-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 800;
    color: #ffffff;
}

.perk-rarity {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

.rarity-rare { background: rgba(0, 240, 255, 0.2); color: var(--neon-cyan); }
.rarity-epic { background: rgba(157, 78, 221, 0.25); color: var(--neon-purple); border: 1px solid var(--neon-purple); }
.rarity-legendary { background: rgba(255, 230, 0, 0.25); color: var(--neon-amber); border: 1px solid var(--neon-amber); }

.perk-desc {
    font-size: 0.78rem;
    color: #94a3b8;
    line-height: 1.4;
}

/* Modal Buttons */
.btn-cyber {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 0.85rem 2.2rem;
    border-radius: 8px;
    border: 1px solid var(--neon-cyan);
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.25), rgba(0, 114, 255, 0.35));
    color: #ffffff;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

.btn-cyber:hover {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.45), rgba(0, 114, 255, 0.6));
    box-shadow: 0 0 35px rgba(0, 240, 255, 0.7);
    transform: scale(1.04);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: none;
    color: #cbd5e1;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Stats Summary Box */
.stats-summary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
    margin: 1.2rem 0;
}

.stat-box {
    background: rgba(10, 22, 40, 0.7);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 8px;
    padding: 0.75rem;
}

.stat-box-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    color: #94a3b8;
    margin-bottom: 0.2rem;
}

.stat-box-num {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--neon-cyan);
}