/* TouchBigFish Main Styles */

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

:root {
    --primary: #667eea;
    --primary-dark: #5a67d8;
    --secondary: #764ba2;
    --accent: #f093fb;
    --success: #4facfe;
    --warning: #ffecd2;
    --danger: #ff6b6b;
    --bg-dark: #1a1a2e;
    --bg-darker: #16213e;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --card-bg: rgba(255, 255, 255, 0.1);
    --card-border: rgba(255, 255, 255, 0.2);
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-accent: linear-gradient(135deg, var(--accent), var(--primary));
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.4);
    --radius: 20px;
    --radius-sm: 12px;
    --radius-lg: 32px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
    min-height: 100vh;
    color: var(--text-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.font-display {
    font-family: 'ZCOOL KuaiLe', cursive;
}

.font-mono {
    font-family: 'Orbitron', monospace;
}

/* Background */
.bg-bubbles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.bg-bubbles li {
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    animation: float 25s linear infinite;
    bottom: -150px;
}

.bg-bubbles li:nth-child(1) { left: 10%; width: 80px; height: 80px; animation-delay: 0s; }
.bg-bubbles li:nth-child(2) { left: 20%; width: 20px; height: 20px; animation-delay: 2s; animation-duration: 12s; }
.bg-bubbles li:nth-child(3) { left: 25%; width: 20px; height: 20px; animation-delay: 4s; }
.bg-bubbles li:nth-child(4) { left: 40%; width: 60px; height: 60px; animation-delay: 0s; animation-duration: 18s; }
.bg-bubbles li:nth-child(5) { left: 70%; width: 20px; height: 20px; animation-delay: 0s; }
.bg-bubbles li:nth-child(6) { left: 80%; width: 110px; height: 110px; animation-delay: 3s; }
.bg-bubbles li:nth-child(7) { left: 35%; width: 150px; height: 150px; animation-delay: 7s; }
.bg-bubbles li:nth-child(8) { left: 55%; width: 25px; height: 25px; animation-delay: 15s; animation-duration: 45s; }
.bg-bubbles li:nth-child(9) { left: 65%; width: 15px; height: 15px; animation-delay: 2s; animation-duration: 35s; }
.bg-bubbles li:nth-child(10) { left: 90%; width: 150px; height: 150px; animation-delay: 0s; animation-duration: 11s; }

@keyframes float {
    0% { transform: translateY(0) rotate(0deg); opacity: 1; }
    100% { transform: translateY(-1000px) rotate(720deg); opacity: 0; }
}

/* Utilities */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--card-border);
}

.btn-ghost:hover {
    background: var(--card-bg);
    color: var(--text-primary);
}

/* Cards */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--radius);
    border: 1px solid var(--card-border);
    padding: 1.5rem;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-hover);
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

.animate-fade-in { animation: fadeInUp 0.5s ease-out; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-spin { animation: spin 1s linear infinite; }

/* Responsive */
@media (max-width: 768px) {
    .hide-mobile { display: none !important; }
}

@media (min-width: 768px) {
    .show-mobile { display: none !important; }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Selection */
::selection {
    background: rgba(102, 126, 234, 0.4);
    color: white;
}