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15puzzle/style.css
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CSS

/* ==========================================================================
PIXEL SLIDE — DESIGN SYSTEM & STYLESHEET
Aesthetics: Deep Cyber Slate, Electric Cyan / Purple / Emerald, Glassmorphism
========================================================================== */
:root {
/* Color Palette */
--bg-main: #070a12;
--bg-surface: #0f1523;
--bg-surface-elevated: #161e33;
--bg-glass: rgba(18, 26, 44, 0.65);
--bg-glass-strong: rgba(15, 22, 38, 0.85);
--bg-glass-subtle: rgba(255, 255, 255, 0.04);
--border-subtle: rgba(255, 255, 255, 0.08);
--border-glow: rgba(0, 229, 255, 0.25);
--border-focus: #00e5ff;
--accent-cyan: #00e5ff;
--accent-purple: #9d4edd;
--accent-blue: #3a86ff;
--accent-emerald: #10b981;
--accent-amber: #f59e0b;
--accent-rose: #f43f5e;
--text-primary: #f8fafc;
--text-secondary: #94a3b8;
--text-muted: #64748b;
--gradient-primary: linear-gradient(135deg, #00e5ff 0%, #7928ca 50%, #ff0080 100%);
--gradient-accent: linear-gradient(135deg, #00e5ff 0%, #3a86ff 100%);
--gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.01) 100%);
--gradient-glow: radial-gradient(circle, rgba(0, 229, 255, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
/* Typography */
--font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
--font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
--font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
/* Shadows & Elevations */
--shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
--shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
--shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
--shadow-neon-cyan: 0 0 20px rgba(0, 229, 255, 0.35);
--shadow-neon-purple: 0 0 20px rgba(157, 78, 221, 0.35);
/* Dimensions & Radius */
--radius-sm: 8px;
--radius-md: 14px;
--radius-lg: 20px;
--radius-xl: 28px;
--radius-pill: 9999px;
--transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
--transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
--transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
/* ==========================================================================
Base & Reset
========================================================================== */
*, *::before, *::after {
box-sizing: border-box;
margin: 0;
padding: 0;
-webkit-tap-highlight-color: transparent;
}
html, body {
width: 100%;
height: 100%;
overflow-x: hidden;
background-color: var(--bg-main);
color: var(--text-primary);
font-family: var(--font-body);
line-height: 1.5;
font-size: 16px;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
button, input {
font-family: inherit;
color: inherit;
border: none;
background: none;
outline: none;
}
button {
cursor: pointer;
}
.visually-hidden {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip: rect(0, 0, 0, 0);
border: 0;
}
/* ==========================================================================
Ambient Background Lighting & Grid
========================================================================== */
.ambient-bg {
position: fixed;
inset: 0;
pointer-events: none;
z-index: 0;
overflow: hidden;
}
.glow-orb {
position: absolute;
border-radius: 50%;
filter: blur(90px);
opacity: 0.4;
animation: floatOrb 18s ease-in-out infinite alternate;
}
.orb-1 {
width: 500px;
height: 500px;
background: #00e5ff;
top: -150px;
left: 15%;
}
.orb-2 {
width: 600px;
height: 600px;
background: #7928ca;
bottom: -200px;
right: 10%;
animation-duration: 24s;
animation-delay: -6s;
}
.orb-3 {
width: 400px;
height: 400px;
background: #3a86ff;
top: 40%;
left: 60%;
opacity: 0.25;
animation-duration: 20s;
animation-delay: -12s;
}
@keyframes floatOrb {
0% { transform: translate(0, 0) scale(1); }
50% { transform: translate(40px, 30px) scale(1.1); }
100% { transform: translate(-30px, 60px) scale(0.95); }
}
.grid-overlay {
position: absolute;
inset: 0;
background-image:
linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
background-size: 40px 40px;
mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
-webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
}
/* ==========================================================================
Root Layout & Navigation
========================================================================== */
#app-root {
position: relative;
z-index: 1;
min-height: 100vh;
display: flex;
flex-direction: column;
}
.app-header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 16px 28px;
background: var(--bg-glass);
backdrop-filter: blur(16px);
-webkit-backdrop-filter: blur(16px);
border-bottom: 1px solid var(--border-subtle);
position: sticky;
top: 0;
z-index: 50;
}
.logo-group {
display: flex;
align-items: center;
gap: 12px;
cursor: pointer;
user-select: none;
transition: transform var(--transition-fast);
}
.logo-group:hover {
transform: scale(1.02);
}
.logo-icon {
width: 36px;
height: 36px;
background: var(--gradient-accent);
border-radius: var(--radius-sm);
display: flex;
align-items: center;
justify-content: center;
color: #050811;
box-shadow: var(--shadow-neon-cyan);
}
.logo-text {
font-family: var(--font-heading);
font-weight: 800;
font-size: 1.35rem;
letter-spacing: 1px;
}
.logo-highlight {
color: var(--accent-cyan);
}
.header-controls {
display: flex;
align-items: center;
gap: 12px;
}
.icon-btn {
width: 40px;
height: 40px;
border-radius: 50%;
background: var(--bg-glass-subtle);
border: 1px solid var(--border-subtle);
display: flex;
align-items: center;
justify-content: center;
font-size: 1.1rem;
color: var(--text-primary);
transition: all var(--transition-fast);
}
.icon-btn:hover {
background: rgba(255, 255, 255, 0.1);
border-color: var(--border-glow);
transform: translateY(-1px);
}
.glass-pill-btn {
display: flex;
align-items: center;
gap: 8px;
padding: 8px 16px;
border-radius: var(--radius-pill);
background: var(--bg-glass-subtle);
border: 1px solid var(--border-subtle);
font-size: 0.9rem;
font-weight: 600;
color: var(--text-primary);
transition: all var(--transition-fast);
}
.glass-pill-btn:hover {
background: rgba(255, 255, 255, 0.12);
border-color: var(--border-glow);
box-shadow: var(--shadow-neon-cyan);
transform: translateY(-1px);
}
/* ==========================================================================
Screen Management
========================================================================== */
.screen {
display: none;
flex-direction: column;
flex: 1;
width: 100%;
max-width: 1200px;
margin: 0 auto;
padding: 24px 20px 48px;
animation: fadeInScreen 0.3s ease-out forwards;
}
.screen.active {
display: flex;
}
@keyframes fadeInScreen {
from {
opacity: 0;
transform: translateY(12px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.screen-header {
display: flex;
align-items: center;
gap: 20px;
margin-bottom: 28px;
}
.back-btn {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 8px 14px;
border-radius: var(--radius-sm);
background: var(--bg-surface);
border: 1px solid var(--border-subtle);
color: var(--text-secondary);
font-weight: 600;
font-size: 0.9rem;
transition: all var(--transition-fast);
}
.back-btn:hover {
color: var(--text-primary);
border-color: var(--accent-cyan);
transform: translateX(-2px);
}
.screen-title-group h2 {
font-family: var(--font-heading);
font-size: 1.75rem;
font-weight: 700;
}
.screen-title-group p {
color: var(--text-secondary);
font-size: 0.95rem;
}
/* ==========================================================================
HOME SCREEN
========================================================================== */
.hero-section {
display: flex;
flex-direction: column;
align-items: center;
text-align: center;
margin: 20px auto 0;
max-width: 800px;
}
.badge-pill {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 6px 14px;
border-radius: var(--radius-pill);
background: rgba(0, 229, 255, 0.1);
border: 1px solid rgba(0, 229, 255, 0.3);
color: var(--accent-cyan);
font-size: 0.78rem;
font-weight: 700;
letter-spacing: 1px;
margin-bottom: 20px;
}
.badge-dot {
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--accent-cyan);
box-shadow: 0 0 8px var(--accent-cyan);
animation: pulseDot 2s infinite;
}
@keyframes pulseDot {
0%, 100% { opacity: 1; transform: scale(1); }
50% { opacity: 0.4; transform: scale(0.8); }
}
.hero-title {
font-family: var(--font-heading);
font-size: clamp(2.4rem, 6vw, 3.8rem);
font-weight: 800;
line-height: 1.15;
letter-spacing: -0.5px;
margin-bottom: 16px;
}
.gradient-text {
background: var(--gradient-primary);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
display: inline-block;
}
.hero-subtitle {
color: var(--text-secondary);
font-size: clamp(1rem, 2vw, 1.15rem);
max-width: 580px;
margin-bottom: 36px;
}
/* Upload Container */
.upload-container {
width: 100%;
max-width: 680px;
display: flex;
flex-direction: column;
gap: 24px;
}
.upload-dropzone {
border: 2px dashed rgba(0, 229, 255, 0.35);
background: var(--bg-glass);
backdrop-filter: blur(12px);
border-radius: var(--radius-lg);
padding: 40px 24px;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 12px;
cursor: pointer;
transition: all var(--transition-normal);
position: relative;
overflow: hidden;
}
.upload-dropzone:hover, .upload-dropzone.drag-over {
border-color: var(--accent-cyan);
background: rgba(0, 229, 255, 0.05);
box-shadow: var(--shadow-neon-cyan);
transform: translateY(-2px);
}
.dropzone-icon {
width: 54px;
height: 54px;
border-radius: 50%;
background: rgba(0, 229, 255, 0.12);
color: var(--accent-cyan);
display: flex;
align-items: center;
justify-content: center;
transition: transform var(--transition-bounce);
}
.dropzone-icon svg {
width: 26px;
height: 26px;
}
.upload-dropzone:hover .dropzone-icon {
transform: scale(1.15) rotate(-5deg);
}
.dropzone-text {
font-size: 1.1rem;
color: var(--text-primary);
}
.dropzone-text strong {
color: var(--accent-cyan);
}
.dropzone-hint {
font-size: 0.85rem;
color: var(--text-muted);
}
.preset-divider {
display: flex;
align-items: center;
text-align: center;
color: var(--text-muted);
font-size: 0.75rem;
font-weight: 700;
letter-spacing: 1.5px;
}
.preset-divider::before,
.preset-divider::after {
content: '';
flex: 1;
border-bottom: 1px solid var(--border-subtle);
}
.preset-divider span {
padding: 0 16px;
}
/* Preset Gallery */
.preset-gallery {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 14px;
width: 100%;
}
.preset-thumb-card {
position: relative;
aspect-ratio: 1 / 1;
border-radius: var(--radius-md);
overflow: hidden;
border: 2px solid var(--border-subtle);
background: var(--bg-surface);
cursor: pointer;
transition: all var(--transition-normal);
}
.preset-thumb-card img,
.preset-thumb-card canvas {
width: 100%;
height: 100%;
object-fit: cover;
display: block;
transition: transform var(--transition-normal);
}
.preset-thumb-card:hover {
border-color: var(--accent-cyan);
box-shadow: var(--shadow-neon-cyan);
transform: translateY(-4px);
}
.preset-thumb-card:hover img,
.preset-thumb-card:hover canvas {
transform: scale(1.08);
}
.preset-badge {
position: absolute;
bottom: 0;
inset-inline: 0;
padding: 6px 8px;
background: linear-gradient(0deg, rgba(0, 0, 0, 0.85) 0%, transparent 100%);
font-size: 0.75rem;
font-weight: 600;
text-align: center;
color: var(--text-primary);
text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}
/* ==========================================================================
LEVEL SELECT SCREEN
========================================================================== */
.level-selection-layout {
display: grid;
grid-template-columns: 340px 1fr;
gap: 32px;
align-items: start;
}
.image-preview-card {
background: var(--bg-glass);
backdrop-filter: blur(14px);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
padding: 20px;
display: flex;
flex-direction: column;
gap: 16px;
box-shadow: var(--shadow-md);
}
.preview-header {
display: flex;
align-items: center;
justify-content: space-between;
font-weight: 600;
font-size: 0.95rem;
}
.text-link-btn {
color: var(--accent-cyan);
font-size: 0.85rem;
font-weight: 600;
text-decoration: underline;
text-underline-offset: 3px;
transition: opacity var(--transition-fast);
}
.text-link-btn:hover {
opacity: 0.8;
}
.preview-canvas-wrapper {
position: relative;
width: 100%;
aspect-ratio: 1 / 1;
border-radius: var(--radius-md);
overflow: hidden;
background: var(--bg-surface-elevated);
border: 1px solid var(--border-subtle);
}
#preview-canvas {
width: 100%;
height: 100%;
display: block;
object-fit: cover;
}
.preview-grid-overlay {
position: absolute;
inset: 0;
pointer-events: none;
transition: all var(--transition-fast);
}
/* Level Cards Grid */
.level-cards-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
gap: 16px;
}
.level-card {
background: var(--bg-glass);
backdrop-filter: blur(14px);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
padding: 20px;
display: flex;
flex-direction: column;
gap: 14px;
cursor: pointer;
transition: all var(--transition-normal);
position: relative;
overflow: hidden;
}
.level-card::before {
content: '';
position: absolute;
top: 0;
left: 0;
width: 4px;
height: 100%;
background: var(--card-color, var(--accent-cyan));
opacity: 0.7;
transition: opacity var(--transition-fast);
}
.level-card:hover {
border-color: var(--card-color, var(--accent-cyan));
transform: translateY(-4px);
box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 20px var(--card-glow, rgba(0, 229, 255, 0.2));
}
.level-card:hover::before {
opacity: 1;
}
.level-card-top {
display: flex;
align-items: flex-start;
justify-content: space-between;
}
.level-title-block h3 {
font-family: var(--font-heading);
font-size: 1.25rem;
font-weight: 700;
margin-bottom: 2px;
}
.level-grid-dim {
font-family: var(--font-mono);
font-size: 0.85rem;
color: var(--text-secondary);
}
.level-badge-tag {
font-size: 0.72rem;
font-weight: 700;
padding: 4px 10px;
border-radius: var(--radius-pill);
background: rgba(255, 255, 255, 0.08);
color: var(--card-color, var(--accent-cyan));
letter-spacing: 0.5px;
text-transform: uppercase;
}
.level-card-desc {
font-size: 0.88rem;
color: var(--text-secondary);
line-height: 1.4;
}
.level-card-stats {
display: flex;
align-items: center;
justify-content: space-between;
padding-top: 10px;
border-top: 1px solid var(--border-subtle);
font-size: 0.8rem;
color: var(--text-muted);
}
.level-btn-action {
width: 100%;
padding: 10px;
border-radius: var(--radius-md);
background: var(--bg-surface-elevated);
border: 1px solid var(--border-subtle);
color: var(--text-primary);
font-weight: 600;
font-size: 0.9rem;
display: flex;
align-items: center;
justify-content: center;
gap: 8px;
transition: all var(--transition-fast);
}
.level-card:hover .level-btn-action {
background: var(--card-color, var(--accent-cyan));
color: #050811;
font-weight: 700;
}
/* ==========================================================================
GAMEPLAY SCREEN & HUD
========================================================================== */
#screen-game {
align-items: center;
padding-top: 12px;
max-width: 720px;
}
.game-hud {
width: 100%;
display: flex;
align-items: center;
justify-content: space-between;
gap: 12px;
background: var(--bg-glass);
backdrop-filter: blur(16px);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
padding: 10px 16px;
box-shadow: var(--shadow-md);
margin-bottom: 20px;
}
.hud-left, .hud-right {
display: flex;
align-items: center;
gap: 8px;
}
.hud-btn {
display: inline-flex;
align-items: center;
gap: 6px;
padding: 8px 14px;
border-radius: var(--radius-md);
background: var(--bg-surface-elevated);
border: 1px solid var(--border-subtle);
color: var(--text-primary);
font-weight: 600;
font-size: 0.88rem;
transition: all var(--transition-fast);
}
.hud-btn:hover {
border-color: var(--accent-cyan);
background: rgba(0, 229, 255, 0.1);
transform: translateY(-1px);
}
.hud-btn.icon-only {
padding: 8px 10px;
font-size: 1.05rem;
}
.hud-btn.active {
background: rgba(0, 229, 255, 0.2);
border-color: var(--accent-cyan);
box-shadow: 0 0 10px rgba(0, 229, 255, 0.4);
}
.level-badge {
font-family: var(--font-mono);
font-size: 0.78rem;
padding: 5px 10px;
border-radius: var(--radius-pill);
background: rgba(255, 255, 255, 0.06);
border: 1px solid var(--border-subtle);
color: var(--accent-cyan);
font-weight: 700;
}
.hud-center {
display: flex;
align-items: center;
gap: 16px;
}
.stat-box {
display: flex;
flex-direction: column;
align-items: center;
}
.stat-label {
font-size: 0.65rem;
font-weight: 800;
letter-spacing: 1px;
color: var(--text-muted);
}
.stat-value {
font-family: var(--font-mono);
font-size: 1.15rem;
font-weight: 700;
color: var(--text-primary);
}
.timer-box .stat-value {
color: var(--accent-cyan);
}
.moves-box .stat-value {
color: var(--accent-purple);
}
/* Main Puzzle Frame */
.puzzle-viewport-container {
width: 100%;
display: flex;
justify-content: center;
align-items: center;
}
.puzzle-board-frame {
position: relative;
width: min(92vw, 540px);
height: min(92vw, 540px);
background: #090e1a;
border-radius: var(--radius-lg);
border: 3px solid rgba(255, 255, 255, 0.12);
box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), 0 0 30px rgba(0, 229, 255, 0.15);
overflow: hidden;
user-select: none;
touch-action: none;
}
#pixi-canvas-mount {
width: 100%;
height: 100%;
}
#pixi-canvas-mount canvas {
width: 100% !important;
height: 100% !important;
display: block;
}
/* Ghost Overlay (Hint) */
.ghost-overlay {
position: absolute;
inset: 0;
background-size: cover;
background-position: center;
opacity: 0;
pointer-events: none;
transition: opacity 0.3s ease;
z-index: 10;
}
.ghost-overlay.visible {
opacity: 0.45;
}
/* Shuffling overlay */
.shuffle-overlay {
position: absolute;
inset: 0;
background: rgba(7, 10, 18, 0.85);
backdrop-filter: blur(8px);
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 16px;
z-index: 20;
opacity: 0;
pointer-events: none;
transition: opacity 0.25s ease;
}
.shuffle-overlay.active {
opacity: 1;
pointer-events: auto;
}
.shuffle-spinner {
width: 44px;
height: 44px;
border: 3px solid rgba(0, 229, 255, 0.2);
border-top-color: var(--accent-cyan);
border-radius: 50%;
animation: spin 0.8s linear infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
.game-footer-info {
margin-top: 18px;
text-align: center;
}
.tip-text {
font-size: 0.85rem;
color: var(--text-secondary);
}
kbd {
display: inline-block;
padding: 2px 6px;
border-radius: 4px;
background: var(--bg-surface-elevated);
border: 1px solid var(--border-subtle);
font-family: var(--font-mono);
font-size: 0.75rem;
color: var(--accent-cyan);
}
/* ==========================================================================
LEADERBOARD SCREEN
========================================================================== */
.leaderboard-container {
background: var(--bg-glass);
backdrop-filter: blur(16px);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-lg);
padding: 24px;
box-shadow: var(--shadow-lg);
}
.leaderboard-tabs {
display: flex;
gap: 8px;
overflow-x: auto;
padding-bottom: 14px;
border-bottom: 1px solid var(--border-subtle);
margin-bottom: 20px;
}
.tab-btn {
padding: 8px 16px;
border-radius: var(--radius-pill);
background: var(--bg-glass-subtle);
border: 1px solid var(--border-subtle);
color: var(--text-secondary);
font-size: 0.85rem;
font-weight: 600;
white-space: nowrap;
transition: all var(--transition-fast);
}
.tab-btn:hover {
color: var(--text-primary);
background: rgba(255, 255, 255, 0.08);
}
.tab-btn.active {
background: var(--accent-cyan);
color: #050811;
border-color: var(--accent-cyan);
font-weight: 700;
box-shadow: 0 0 14px rgba(0, 229, 255, 0.4);
}
.leaderboard-table-wrapper {
overflow-x: auto;
min-height: 280px;
}
.leaderboard-table {
width: 100%;
border-collapse: collapse;
text-align: left;
}
.leaderboard-table th {
padding: 12px 14px;
font-size: 0.75rem;
font-weight: 700;
letter-spacing: 1px;
text-transform: uppercase;
color: var(--text-muted);
border-bottom: 1px solid var(--border-subtle);
}
.leaderboard-table td {
padding: 14px;
font-size: 0.9rem;
border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.leaderboard-table tr:hover td {
background: rgba(255, 255, 255, 0.02);
}
.rank-badge {
display: inline-flex;
align-items: center;
justify-content: center;
width: 28px;
height: 28px;
border-radius: 50%;
font-weight: 700;
font-size: 0.85rem;
}
.rank-1 { background: #ffd700; color: #000; box-shadow: 0 0 10px rgba(255, 215, 0, 0.5); }
.rank-2 { background: #c0c0c0; color: #000; }
.rank-3 { background: #cd7f32; color: #000; }
.rank-other { background: rgba(255, 255, 255, 0.08); color: var(--text-secondary); }
.leaderboard-empty {
display: none;
flex-direction: column;
align-items: center;
justify-content: center;
padding: 48px 16px;
text-align: center;
color: var(--text-secondary);
}
.leaderboard-empty.visible {
display: flex;
}
.empty-icon {
font-size: 3rem;
margin-bottom: 12px;
opacity: 0.6;
}
.empty-sub {
font-size: 0.85rem;
color: var(--text-muted);
margin-top: 4px;
}
.leaderboard-footer {
display: flex;
justify-content: flex-end;
margin-top: 20px;
padding-top: 14px;
border-top: 1px solid var(--border-subtle);
}
.danger-link-btn {
color: var(--accent-rose);
font-size: 0.85rem;
font-weight: 600;
padding: 6px 12px;
border-radius: var(--radius-sm);
transition: all var(--transition-fast);
}
.danger-link-btn:hover {
background: rgba(244, 63, 94, 0.1);
}
/* ==========================================================================
MODALS & OVERLAYS
========================================================================== */
.modal-overlay {
position: fixed;
inset: 0;
background: rgba(5, 8, 15, 0.75);
backdrop-filter: blur(16px);
-webkit-backdrop-filter: blur(16px);
z-index: 100;
display: none;
align-items: center;
justify-content: center;
padding: 20px;
opacity: 0;
transition: opacity 0.25s ease;
}
.modal-overlay.active {
display: flex;
opacity: 1;
}
.modal-card {
width: 100%;
max-width: 440px;
background: var(--bg-glass-strong);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-xl);
padding: 32px 28px;
text-align: center;
box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 229, 255, 0.15);
transform: scale(0.95);
transition: transform 0.25s var(--transition-bounce);
position: relative;
z-index: 10;
}
.modal-overlay.active .modal-card {
transform: scale(1);
}
.modal-icon-badge {
width: 56px;
height: 56px;
border-radius: 50%;
background: rgba(0, 229, 255, 0.12);
border: 1px solid rgba(0, 229, 255, 0.3);
display: flex;
align-items: center;
justify-content: center;
font-size: 1.5rem;
color: var(--accent-cyan);
margin: 0 auto 16px;
}
.modal-card h2 {
font-family: var(--font-heading);
font-size: 1.7rem;
font-weight: 800;
margin-bottom: 6px;
}
.modal-card p {
color: var(--text-secondary);
font-size: 0.92rem;
margin-bottom: 24px;
}
.modal-stats-row {
display: flex;
justify-content: center;
gap: 20px;
background: var(--bg-surface);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-md);
padding: 14px;
margin-bottom: 24px;
}
.modal-stat {
display: flex;
flex-direction: column;
}
.m-label {
font-size: 0.7rem;
font-weight: 700;
color: var(--text-muted);
text-transform: uppercase;
}
.m-val {
font-family: var(--font-mono);
font-size: 1.15rem;
font-weight: 700;
color: var(--accent-cyan);
}
.modal-actions-stacked {
display: flex;
flex-direction: column;
gap: 10px;
}
/* Buttons */
.btn {
display: inline-flex;
align-items: center;
justify-content: center;
gap: 8px;
padding: 12px 20px;
border-radius: var(--radius-md);
font-weight: 700;
font-size: 0.95rem;
transition: all var(--transition-fast);
width: 100%;
}
.btn-primary {
background: var(--accent-cyan);
color: #050811;
}
.btn-primary:hover {
background: #22eeff;
box-shadow: var(--shadow-neon-cyan);
transform: translateY(-2px);
}
.btn-glow {
box-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
}
.btn-secondary {
background: var(--bg-surface-elevated);
border: 1px solid var(--border-subtle);
color: var(--text-primary);
}
.btn-secondary:hover {
background: rgba(255, 255, 255, 0.12);
border-color: rgba(255, 255, 255, 0.2);
transform: translateY(-1px);
}
.btn-outline {
background: transparent;
border: 1px solid var(--border-subtle);
color: var(--text-secondary);
}
.btn-outline:hover {
color: var(--text-primary);
border-color: var(--accent-cyan);
background: rgba(0, 229, 255, 0.05);
}
.btn-danger-outline {
background: transparent;
border: 1px solid rgba(244, 63, 94, 0.3);
color: var(--accent-rose);
}
.btn-danger-outline:hover {
background: rgba(244, 63, 94, 0.15);
}
/* ==========================================================================
VICTORY MODAL & CONFETTI
========================================================================== */
.confetti-canvas {
position: absolute;
inset: 0;
width: 100%;
height: 100%;
pointer-events: none;
z-index: 5;
}
.victory-card {
max-width: 480px;
}
.crown-icon {
font-size: 3rem;
margin-bottom: 8px;
animation: bounceCrown 1.5s infinite;
}
@keyframes bounceCrown {
0%, 100% { transform: translateY(0); }
50% { transform: translateY(-8px) rotate(5deg); }
}
.victory-stats-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 12px;
margin-bottom: 24px;
}
.v-stat-card {
background: var(--bg-surface);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-md);
padding: 12px 8px;
display: flex;
flex-direction: column;
}
.v-stat-card.highlight {
border-color: var(--accent-cyan);
background: rgba(0, 229, 255, 0.06);
}
.v-label {
font-size: 0.68rem;
font-weight: 800;
letter-spacing: 1px;
color: var(--text-muted);
}
.v-value {
font-family: var(--font-mono);
font-size: 1.1rem;
font-weight: 700;
color: var(--text-primary);
margin-top: 4px;
}
.v-stat-card.highlight .v-value {
color: var(--accent-cyan);
}
.victory-form {
margin-bottom: 24px;
text-align: left;
}
.victory-form label {
display: block;
font-size: 0.8rem;
font-weight: 700;
color: var(--text-secondary);
margin-bottom: 8px;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.input-with-btn {
display: flex;
gap: 8px;
}
.input-with-btn input {
flex: 1;
background: var(--bg-surface);
border: 1px solid var(--border-subtle);
border-radius: var(--radius-md);
padding: 10px 14px;
font-size: 0.95rem;
color: var(--text-primary);
transition: border-color var(--transition-fast);
}
.input-with-btn input:focus {
border-color: var(--accent-cyan);
box-shadow: 0 0 10px rgba(0, 229, 255, 0.2);
}
.input-with-btn .btn {
width: auto;
padding: 10px 18px;
white-space: nowrap;
}
.save-feedback {
font-size: 0.82rem;
margin-top: 6px;
min-height: 18px;
}
.save-feedback.success {
color: var(--accent-emerald);
}
.save-feedback.error {
color: var(--accent-rose);
}
.victory-actions {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 10px;
}
.victory-actions button:last-child {
grid-column: span 2;
}
/* ==========================================================================
Responsive Adaptations
========================================================================== */
@media (max-width: 860px) {
.level-selection-layout {
grid-template-columns: 1fr;
}
.image-preview-card {
max-width: 380px;
margin: 0 auto;
}
.preset-gallery {
grid-template-columns: repeat(2, 1fr);
}
}
@media (max-width: 580px) {
.app-header {
padding: 12px 16px;
}
.logo-text {
font-size: 1.15rem;
}
.hero-title {
font-size: 2.1rem;
}
.game-hud {
padding: 8px 12px;
}
.hud-btn span:not(.btn-icon) {
display: none;
}
.stat-value {
font-size: 1rem;
}
.victory-actions {
grid-template-columns: 1fr;
}
.victory-actions button:last-child {
grid-column: span 1;
}
}