/* ==========================================================
   QUANTUM WAVE WEAVER (2026-07-27)
   Theme: Subatomic Quantum Grid & Wave-Particle Duality
   ========================================================== */

:root {
    --bg-dark: #070815;
    --panel-bg: rgba(14, 17, 40, 0.75);
    --panel-border: rgba(0, 243, 255, 0.25);
    --cyan-glow: #00f3ff;
    --purple-glow: #b537ff;
    --pink-glow: #ff007f;
    --gold-glow: #ffd700;
    --text-light: #e2f1ff;
    --text-muted: #8b9bb4;
    --font-heading: 'Orbitron', 'Outfit', sans-serif;
    --font-body: 'Noto Sans SC', 'Inter', sans-serif;
}

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-dark);
    font-family: var(--font-body);
    color: var(--text-light);
    touch-action: none;
}

/* Background canvas glow & mesh */
.quantum-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at 50% 40%, #12163b 0%, #070815 80%);
    z-index: 0;
}

.particle-dust-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Main Layout Wrapper */
.app-container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 900px;
    height: 100vh;
    margin: 0 auto;
    padding: 12px 16px;
    gap: 10px;
}

/* Header Navbar */
.game-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(12px);
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), inset 0 0 15px rgba(0, 243, 255, 0.05);
}

.back-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--cyan-glow);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 8px;
    background: rgba(0, 243, 255, 0.08);
    border: 1px solid rgba(0, 243, 255, 0.2);
    transition: all 0.2s ease;
}

.back-link:hover {
    background: rgba(0, 243, 255, 0.2);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.4);
    transform: translateY(-1px);
}

.game-title-group {
    text-align: center;
}

.game-title {
    font-family: var(--font-heading);
    font-size: 18px;
    letter-spacing: 2px;
    color: #fff;
    text-shadow: 0 0 10px var(--cyan-glow);
}

.quantum-text {
    color: var(--cyan-glow);
}

.game-subtitle {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 1px;
    display: block;
}

.header-controls {
    display: flex;
    gap: 8px;
}

.icon-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-light);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.icon-btn:hover {
    background: rgba(0, 243, 255, 0.2);
    border-color: var(--cyan-glow);
    color: var(--cyan-glow);
}

/* Dashboard Panel */
.dashboard-panel {
    display: grid;
    grid-template-columns: 1fr 1fr 1.2fr 1.5fr;
    gap: 10px;
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(12px);
    border-radius: 14px;
    padding: 10px 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.stat-box {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stat-label {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: #fff;
}

.quantum-num {
    color: var(--cyan-glow);
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.6);
}

/* State Badge */
.state-badge {
    padding: 4px 10px;
    border-radius: 6px;
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-align: center;
    transition: all 0.3s ease;
}

.state-badge.particle-mode {
    background: rgba(0, 243, 255, 0.15);
    border: 1px solid var(--cyan-glow);
    color: var(--cyan-glow);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
}

.state-badge.wave-mode {
    background: rgba(181, 55, 255, 0.25);
    border: 1px solid var(--purple-glow);
    color: #f3c2ff;
    box-shadow: 0 0 15px rgba(181, 55, 255, 0.5);
    animation: wavePulse 1.2s infinite alternate;
}

@keyframes wavePulse {
    0% { box-shadow: 0 0 10px rgba(181, 55, 255, 0.4); }
    100% { box-shadow: 0 0 20px rgba(255, 0, 127, 0.8); }
}

/* Energy Bar */
.energy-box {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
}

.stat-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-subval {
    font-family: var(--font-heading);
    font-size: 11px;
    color: var(--gold-glow);
}

.energy-bar-track {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.energy-bar-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #ff9900, #ffd700, #ff007f);
    border-radius: 10px;
    box-shadow: 0 0 10px var(--gold-glow);
    transition: width 0.2s ease-out;
}

.energy-bar-fill.ready {
    animation: energyFlash 0.6s infinite alternate;
}

@keyframes energyFlash {
    0% { filter: brightness(1.0); }
    100% { filter: brightness(1.6); box-shadow: 0 0 20px #ff007f; }
}

/* Canvas Wrapper */
.canvas-wrapper {
    position: relative;
    flex: 1;
    width: 100%;
    background: rgba(5, 6, 16, 0.9);
    border: 1px solid var(--panel-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6), inset 0 0 30px rgba(0, 243, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
}

#game-canvas {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Status Banner */
.status-banner {
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%) translateY(-50px);
    background: rgba(181, 55, 255, 0.9);
    border: 1px solid #f3c2ff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    box-shadow: 0 0 20px rgba(181, 55, 255, 0.8);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 10;
}

.status-banner.active {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Overlay Cards */
.overlay {
    position: absolute;
    inset: 0;
    background: rgba(5, 6, 16, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 20;
    transition: opacity 0.3s ease;
}

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

.glass-panel {
    background: linear-gradient(135deg, rgba(20, 24, 55, 0.95), rgba(9, 11, 28, 0.95));
    border: 1px solid var(--panel-border);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 243, 255, 0.15);
    border-radius: 20px;
    padding: 24px 28px;
    width: 100%;
    max-width: 520px;
    text-align: center;
}

.center-card {
    max-width: 400px;
}

/* Atom Logo animation */
.quantum-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 12px;
}

.atom-icon {
    position: relative;
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nucleus {
    width: 14px;
    height: 14px;
    background: var(--cyan-glow);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--cyan-glow);
}

.orbit {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid rgba(181, 55, 255, 0.6);
    border-radius: 50%;
}

.orbit-1 {
    transform: rotateX(70deg) rotateY(20deg);
    animation: spinOrbit 3s linear infinite;
}

.orbit-2 {
    transform: rotateX(70deg) rotateY(-40deg);
    animation: spinOrbit 3s linear infinite reverse;
}

@keyframes spinOrbit {
    100% { transform: rotateX(70deg) rotate(360deg); }
}

.overlay h2 {
    font-family: var(--font-heading);
    font-size: 24px;
    color: #fff;
    letter-spacing: 2px;
}

.danger-title {
    color: #ff3366 !important;
    text-shadow: 0 0 15px rgba(255, 51, 102, 0.6);
}

.overlay-subtitle {
    font-size: 11px;
    color: var(--cyan-glow);
    letter-spacing: 1.5px;
    margin-bottom: 16px;
}

/* Rules Grid */
.rules-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    text-align: left;
    margin-bottom: 16px;
}

.rule-item {
    display: flex;
    gap: 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 10px;
    border-radius: 10px;
}

.rule-icon {
    font-size: 18px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
}

.cyan-icon { color: var(--cyan-glow); }
.purple-icon { color: var(--purple-glow); }
.gold-icon { color: var(--gold-glow); }
.pink-icon { color: var(--pink-glow); }

.rule-text strong {
    display: block;
    font-size: 12px;
    color: #fff;
    margin-bottom: 2px;
}

.rule-text p {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.3;
}

.controls-hint {
    background: rgba(0, 243, 255, 0.05);
    border: 1px dashed rgba(0, 243, 255, 0.2);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 11px;
    color: var(--text-light);
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 12px;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    outline: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, #00f3ff, #0088ff);
    color: #050714;
    box-shadow: 0 4px 15px rgba(0, 243, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 243, 255, 0.6);
}

.btn-glow {
    animation: btnPulse 2s infinite;
}

@keyframes btnPulse {
    0%, 100% { box-shadow: 0 0 15px rgba(0, 243, 255, 0.4); }
    50% { box-shadow: 0 0 25px rgba(181, 55, 255, 0.8); }
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-light);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.overlay-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 16px;
}

/* Result Stats */
.result-stats {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 16px;
    border-radius: 12px;
    margin: 14px 0;
}

.result-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-muted);
}

.result-row strong {
    color: #fff;
    font-family: var(--font-heading);
}

/* Mobile Controls */
.mobile-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 4px;
    gap: 12px;
}

.dpad-container {
    position: relative;
    width: 120px;
    height: 120px;
    background: rgba(14, 17, 40, 0.6);
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 50%;
    backdrop-filter: blur(8px);
}

.dpad-btn {
    position: absolute;
    width: 38px;
    height: 38px;
    background: rgba(0, 243, 255, 0.12);
    border: 1px solid rgba(0, 243, 255, 0.3);
    color: var(--cyan-glow);
    border-radius: 8px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.1s;
}

.dpad-btn:active {
    background: rgba(0, 243, 255, 0.4);
    transform: scale(0.95);
}

.dpad-up { top: 4px; left: 41px; }
.dpad-down { bottom: 4px; left: 41px; }
.dpad-left { top: 41px; left: 4px; }
.dpad-right { top: 41px; right: 4px; }

.dpad-center {
    position: absolute;
    top: 45px;
    left: 45px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(0, 243, 255, 0.2);
    pointer-events: none;
}

.action-buttons-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 140px;
}

.skill-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    border-radius: 12px;
    border: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.wave-skill-btn {
    background: linear-gradient(135deg, rgba(181, 55, 255, 0.8), rgba(255, 0, 127, 0.8));
    border: 1px solid #f3c2ff;
    color: #fff;
    box-shadow: 0 0 12px rgba(181, 55, 255, 0.4);
}

.collapse-skill-btn {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.8), rgba(255, 100, 0, 0.8));
    border: 1px solid #ffe680;
    color: #050714;
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.4);
}

/* Media Queries */
@media (max-width: 768px) {
    .dashboard-panel {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        padding: 8px 12px;
    }
    .stat-value {
        font-size: 16px;
    }
    .rules-grid {
        grid-template-columns: 1fr;
        gap: 6px;
    }
    .overlay-card {
        padding: 18px 20px;
    }
}

@media (max-width: 480px) {
    .app-container {
        padding: 6px 8px;
    }
    .game-header {
        padding: 8px 10px;
    }
    .game-title {
        font-size: 15px;
    }
    .mobile-controls {
        padding: 4px 0;
    }
    .dpad-container {
        width: 100px;
        height: 100px;
    }
    .dpad-btn {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }
    .dpad-up { top: 2px; left: 34px; }
    .dpad-down { bottom: 2px; left: 34px; }
    .dpad-left { top: 34px; left: 2px; }
    .dpad-right { top: 34px; right: 2px; }
    .dpad-center { top: 38px; left: 38px; width: 24px; height: 24px; }
}