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

:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --bg: #0a0a0f;
    --bg-secondary: #151520;
    --bg-card: #1a1a2e;
    --bg-hover: #252540;
    --text: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-highlight: #22d3ee;
    --text-highlight-alt: rgba(255, 255, 255, 0.95);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(99, 102, 241, 0.4);
    --glow: rgba(99, 102, 241, 0.4);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px var(--glow);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --ease-apple: cubic-bezier(0.25, 0.1, 0.25, 1);
    --ease-apple-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-apple-in-out: cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --bg-hover: #f1f5f9;
    --text: #0f172a;
    --text-secondary: #1e293b;
    --text-muted: #64748b;
    --border: rgba(0, 0, 0, 0.05);
    --border-hover: rgba(99, 102, 241, 0.2);
}

[data-theme="light"] .background-container {
    background: #ffffff;
}

[data-theme="light"] html {
    background: #ffffff;
}

:root {
    --vh: 1vh;
}

html {
    background: var(--bg);
    min-height: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    min-height: calc(var(--vh, 1vh) * 100);
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-y: contain;
    opacity: 0;
    animation: appleFadeIn 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes appleFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    background: var(--bg);
}

.webgl-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.6;
    pointer-events: none;
}

.flipbook-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    opacity: 0.3;
    pointer-events: none;
}

.scroll-animated {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-animated.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-scale {
    transform: scale(0.9);
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-scale.visible {
    transform: scale(1);
}

.scroll-rotate {
    transform: rotate(-5deg);
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-rotate.visible {
    transform: rotate(0deg);
}

.particles-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
    animation: particleMove 20s ease-in-out infinite;
    z-index: 1;
}

[data-theme="light"] .particles-bg {
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(236, 72, 153, 0.03) 0%, transparent 50%);
}

@keyframes particleMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
    animation: gridMove 30s linear infinite;
    z-index: 2;
}

[data-theme="light"] .grid-overlay {
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.015) 1px, transparent 1px);
    opacity: 0.2;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.glow-orb {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: orbFloat 15s ease-in-out infinite;
    z-index: 3;
}

[data-theme="light"] .glow-orb {
    opacity: 0.15;
}

.glow-orb-1 {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    top: -100px;
    left: -100px;
}

.glow-orb-2 {
    background: linear-gradient(135deg, var(--accent), var(--primary));
    bottom: -100px;
    right: -100px;
    animation-delay: -7s;
}

.glow-orb-3 {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -3s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -50px) scale(1.2); }
    66% { transform: translate(-30px, 30px) scale(0.8); }
}

.container-ultra {
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px 24px;
    position: relative;
    z-index: 1;
    background: transparent;
}

.navbar-ultra {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    transition: var(--transition);
}

[data-theme="light"] .navbar-ultra {
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar-ultra.scrolled {
    background: rgba(26, 26, 46, 0.95);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .navbar-ultra.scrolled {
    background: rgba(255, 255, 255, 0.98);
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-ultra {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding: 8px 16px;
    border-radius: 12px;
    display: inline-block;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-link-ultra {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    position: relative;
    transition: var(--transition);
    padding: 8px 16px;
    border-radius: 12px;
    display: inline-block;
}

.nav-link-ultra::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition);
}

.nav-link-ultra:hover {
    color: var(--text);
    background: rgba(99, 102, 241, 0.15);
    border-radius: 12px;
}

[data-theme="light"] .nav-link-ultra:hover {
    background: rgba(99, 102, 241, 0.1);
}

.nav-link-ultra:hover::after {
    width: 100%;
}

.hero-ultra {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: center;
    min-height: 90vh;
    padding-top: 100px;
    margin-bottom: 120px;
    background: transparent;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.avatar-section-ultra {
    position: relative;
    animation: fadeInRight 1s ease-out;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.avatar-frame-ultra {
    position: relative;
    width: 280px;
    height: 280px;
    margin: 0 auto;
}

.avatar-image-ultra {
    width: 100%;
    height: 100%;
    border-radius: 40px;
    object-fit: cover;
    border: 4px solid var(--primary);
    box-shadow: 
        var(--shadow-glow),
        var(--shadow-xl);
    transition: var(--transition);
    position: relative;
    z-index: 3;
}

.avatar-frame-ultra::before {
    content: '';
    position: absolute;
    inset: -20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent), var(--primary));
    border-radius: 50px;
    z-index: 1;
    opacity: 0.6;
    animation: rotateGradient 8s linear infinite;
    filter: blur(20px);
}

.avatar-frame-ultra::after {
    content: '';
    position: absolute;
    inset: 10px;
    background: var(--bg);
    border-radius: 30px;
    z-index: 2;
}

@keyframes rotateGradient {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.avatar-image-ultra:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: 
        0 0 80px var(--glow),
        var(--shadow-xl);
}

.name-ultra {
    font-size: 48px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text), var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -3px;
    animation: gradientShift 5s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.username-ultra {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 32px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.username-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 13px;
    color: var(--primary);
}

[data-theme="light"] .username-badge {
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.bio-ultra {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 40px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bio-line {
    display: block;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary-ultra {
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-primary-ultra::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary-ultra:hover {
    transform: translateY(-2px) translateZ(0);
    -webkit-transform: translateY(-2px) translateZ(0);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary-ultra:active {
    transform: translateY(0) translateZ(0);
    -webkit-transform: translateY(0) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.btn-primary-ultra:hover::before {
    left: 100%;
}

.btn-secondary-ultra {
    padding: 16px 32px;
    background: var(--bg-card);
    color: var(--text);
    border: 2px solid var(--border);
    border-radius: 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

[data-theme="light"] .btn-secondary-ultra {
    border: 2px solid rgba(0, 0, 0, 0.08);
}

.btn-secondary-ultra:hover {
    border-color: var(--primary);
    background: var(--bg-hover);
    transform: translateY(-2px) translateZ(0);
    -webkit-transform: translateY(-2px) translateZ(0);
    box-shadow: var(--shadow-md);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-secondary-ultra:active {
    transform: translateY(0) translateZ(0);
    -webkit-transform: translateY(0) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.section-ultra {
    margin-bottom: 100px;
    animation: fadeInUp 0.8s ease-out;
    background: transparent;
    position: relative;
    z-index: 1;
}

.section-header-ultra {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.section-title-ultra {
    font-size: 32px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 16px;
    background: linear-gradient(135deg, var(--text), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title-ultra::before {
    content: '';
    width: 6px;
    height: 42px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 3px;
    box-shadow: var(--shadow-glow);
}

.info-grid-ultra {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.info-card-ultra {
    background: rgba(26, 26, 46, 0.8);
    border: 1px solid var(--border);
    border-radius: 48px;
    padding: 32px;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    backdrop-filter: blur(10px) saturate(180%);
    -webkit-backdrop-filter: blur(10px) saturate(180%);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

[data-theme="light"] .info-card-ultra {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .info-card-ultra.clickable-card {
    background: rgba(255, 255, 255, 1) !important;
}

[data-theme="light"] .info-card-ultra.clickable-card:hover {
    background: rgba(255, 255, 255, 1) !important;
    border-color: rgba(99, 102, 241, 0.2) !important;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15),
                0 0 20px rgba(99, 102, 241, 0.2) !important;
}

.clickable-card {
    cursor: pointer !important;
    pointer-events: auto !important;
    z-index: 10 !important;
    position: relative !important;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
    isolation: isolate;
}

/* Allow clicks on clickable card and its children */
.clickable-card * {
    pointer-events: auto !important;
}

/* Ensure copy button is always visible and clickable */
.clickable-card .copy-btn-ultra {
    pointer-events: auto !important;
    cursor: pointer !important;
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    z-index: 100 !important;
    position: relative !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    -webkit-tap-highlight-color: transparent !important;
    transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.15s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.clickable-card .copy-btn-ultra:active {
    transform: scale(0.95) translateZ(0);
    -webkit-transform: scale(0.95) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.info-card-ultra::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.info-card-ultra::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition-slow);
}

.info-card-ultra:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: var(--primary);
    border-width: 2px;
    box-shadow: var(--shadow-xl), 
                0 0 20px rgba(99, 102, 241, 0.4),
                0 0 40px rgba(99, 102, 241, 0.2),
                inset 0 0 20px rgba(99, 102, 241, 0.1);
    background: rgba(26, 26, 46, 0.9);
}

[data-theme="light"] .info-card-ultra:not(.clickable-card):hover {
    background: rgba(255, 255, 255, 1) !important;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15),
                0 0 20px rgba(99, 102, 241, 0.2);
}

.info-card-ultra:active {
    transform: translateY(-6px) scale(0.98) translateZ(0);
    -webkit-transform: translateY(-6px) scale(0.98) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

[data-theme="light"] .info-card-ultra.clickable-card:active {
    background: rgba(255, 255, 255, 1) !important;
}

.info-card-ultra:hover::before {
    transform: scaleX(1);
}

.info-card-ultra:hover::after {
    width: 200px;
    height: 200px;
}

.info-label-ultra {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-label-ultra i {
    transition: var(--transition);
    font-size: 14px;
}

.info-card-ultra:hover .info-label-ultra i {
    transform: scale(1.1);
    color: var(--primary);
}

.info-value-ultra {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
}

.info-value-ultra.clickable-text {
    color: var(--text-highlight);
    text-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
    transition: opacity 0.15s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.15s cubic-bezier(0.4, 0, 0.2, 1) !important;
    min-height: 24px;
}

[data-theme="light"] .info-value-ultra.clickable-text {
    color: #6366f1;
    text-shadow: none;
}

.info-value-ultra.clickable-text:hover {
    color: var(--text-highlight-alt);
    text-shadow: 0 0 15px rgba(34, 211, 238, 0.5);
    transform: scale(1.02);
}

[data-theme="light"] .info-value-ultra.clickable-text:hover {
    color: #818cf8;
    text-shadow: none;
}

.info-value-ultra.clickable-text.revealed {
    color: var(--text);
    text-shadow: none;
}

.info-value-ultra.clickable-text.revealed > div {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    flex-wrap: wrap !important;
    width: 100% !important;
}

[data-theme="light"] .info-value-ultra.clickable-text.revealed {
    color: var(--text);
}

.info-value-ultra.clickable-text.revealed a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

.info-value-ultra.clickable-text.revealed a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* Copy button inside revealed cards */
.info-value-ultra.clickable-text.revealed .copy-btn-ultra {
    padding: 6px 12px !important;
    font-size: 12px !important;
    border-radius: 16px !important;
    flex-shrink: 0 !important;
    margin-left: auto !important;
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
    z-index: 100 !important;
    position: relative !important;
    cursor: pointer !important;
    pointer-events: auto !important;
    z-index: 10 !important;
    position: relative !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
    white-space: nowrap !important;
    visibility: visible !important;
    opacity: 1 !important;
    background: linear-gradient(135deg, var(--primary), var(--secondary)) !important;
    color: white !important;
    border: none !important;
    font-weight: 600 !important;
}

.info-value-ultra.clickable-text.revealed .copy-btn-ultra i {
    margin-right: 0;
    font-size: 11px;
    display: inline-block !important;
}

.info-value-ultra.clickable-text.revealed .copy-btn-ultra:hover {
    transform: scale(1.05) !important;
    box-shadow: var(--shadow-lg) !important;
}

.info-value-ultra.clickable-text i {
    color: inherit;
    transition: var(--transition);
}

.social-grid-ultra {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 20px;
}

.social-card-ultra {
    background: rgba(26, 26, 46, 0.8);
    border: 1px solid var(--border);
    border-radius: 44px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    text-decoration: none;
    color: var(--text);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    backdrop-filter: blur(10px) saturate(180%);
    -webkit-backdrop-filter: blur(10px) saturate(180%);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .social-card-ultra {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .social-card-ultra:hover {
    border-color: rgba(99, 102, 241, 0.15);
}

.social-card-ultra::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transition: var(--transition-slow);
}

.social-card-ultra:hover {
    transform: translateX(16px) translateY(-8px) scale(1.02);
    border-color: var(--primary);
    border-width: 2px;
    box-shadow: var(--shadow-xl), 
                0 0 20px rgba(99, 102, 241, 0.4),
                0 0 40px rgba(99, 102, 241, 0.2),
                inset 0 0 20px rgba(99, 102, 241, 0.1);
    background: rgba(26, 26, 46, 0.9);
}

[data-theme="light"] .social-card-ultra:hover {
    background: rgba(255, 255, 255, 1);
}

.social-card-ultra:active {
    transform: translateX(8px) translateY(-4px) scale(0.98) translateZ(0);
    -webkit-transform: translateX(8px) translateY(-4px) scale(0.98) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.social-card-ultra:hover::before {
    left: 100%;
}

.social-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: var(--bg-secondary);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.social-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
    border-radius: 16px;
    background: transparent;
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* SoundCloud logo - tròn */
.social-card-ultra.soundcloud .social-icon-wrapper .social-logo-img {
    border-radius: 50%;
    object-fit: cover;
    padding: 0;
}

/* Zalo logo - full size, no padding */
.social-card-ultra.zalo .social-icon-wrapper .social-logo-img {
    padding: 0;
    border-radius: 28px;
    object-fit: cover;
    filter: none;
}

/* Tất cả logo local - không cần filter, giữ nguyên màu sắc */
.social-card-ultra.facebook .social-icon-wrapper .social-logo-img,
.social-card-ultra.telegram .social-icon-wrapper .social-logo-img,
.social-card-ultra.github .social-icon-wrapper .social-logo-img,
.social-card-ultra.tiktok .social-icon-wrapper .social-logo-img,
.social-card-ultra.instagram .social-icon-wrapper .social-logo-img,
.social-card-ultra.threads .social-icon-wrapper .social-logo-img,
.social-card-ultra.locket .social-icon-wrapper .social-logo-img,
.social-card-ultra.soundcloud .social-icon-wrapper {
    border-radius: 50% !important;
    overflow: hidden;
    background: transparent;
}

.social-card-ultra.soundcloud .social-icon-wrapper .social-logo-img {
    filter: none;
    background: transparent;
    border-radius: 50%;
    object-fit: cover;
    padding: 0;
    width: 100%;
    height: 100%;
}

/* Tất cả logo local đã có màu sắc đúng, không cần filter */
.social-card-ultra .social-icon-wrapper .social-logo-img {
    filter: none;
    background: transparent;
}

.social-icon-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}

.social-card-ultra:hover .social-icon-wrapper {
    transform: scale(1.1) rotate(12deg);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.6),
                0 0 40px rgba(99, 102, 241, 0.4);
    animation: iconPulse 0.6s ease-out;
}

.social-card-ultra:hover .social-logo-img {
    transform: scale(1.1);
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.social-card-ultra:hover .social-icon-wrapper::before {
    opacity: 1;
}

.social-card-ultra:hover .social-icon-wrapper i {
    color: white;
    position: relative;
    z-index: 1;
}

.social-card-ultra.zalo .social-icon-wrapper {
    background: transparent;
    color: white;
}

/* Tất cả social icon wrapper - transparent background để logo hiển thị đúng */
.social-card-ultra.facebook .social-icon-wrapper,
.social-card-ultra.telegram .social-icon-wrapper,
.social-card-ultra.github .social-icon-wrapper,
.social-card-ultra.tiktok .social-icon-wrapper,
.social-card-ultra.instagram .social-icon-wrapper,
.social-card-ultra.threads .social-icon-wrapper,
.social-card-ultra.locket .social-icon-wrapper,
.social-card-ultra.soundcloud .social-icon-wrapper {
    background: transparent;
    border-radius: 50% !important;
    overflow: hidden;
}

.social-card-ultra.zalo .social-icon-wrapper::before {
    background: linear-gradient(135deg, #0080ff, #0066ff);
}

.social-card-ultra.facebook .social-icon-wrapper {
    background: linear-gradient(135deg, #1877f2, #0d5fcc);
    color: white;
}

.social-card-ultra.facebook .social-icon-wrapper::before {
    background: linear-gradient(135deg, #1a7df2, #0e60cd);
}

.social-card-ultra.telegram .social-icon-wrapper {
    background: linear-gradient(135deg, #0088cc, #006699);
    color: white;
}

.social-card-ultra.telegram .social-icon-wrapper::before {
    background: linear-gradient(135deg, #0099dd, #0077aa);
}

.social-card-ultra.github .social-icon-wrapper {
    background: transparent;
    color: white;
}

.social-card-ultra.github .social-icon-wrapper::before {
    background: transparent;
}

.social-card-ultra.tiktok .social-icon-wrapper {
    background: linear-gradient(135deg, #000000, #1a1a1a);
    color: white;
}

.social-card-ultra.tiktok .social-icon-wrapper::before {
    background: linear-gradient(135deg, #0a0a0a, #252525);
}

.social-card-ultra.instagram .social-icon-wrapper {
    background: linear-gradient(135deg, #E4405F, #C13584, #833AB4, #5851DB);
    color: white;
}

.social-card-ultra.instagram .social-icon-wrapper::before {
    background: linear-gradient(135deg, #F56040, #E1306C, #C13584, #833AB4, #5851DB, #405DE6);
}

.social-card-ultra.threads .social-icon-wrapper {
    background: linear-gradient(135deg, #000000, #1a1a1a);
    color: white;
}

.social-card-ultra.threads .social-icon-wrapper::before {
    background: linear-gradient(135deg, #0a0a0a, #252525);
}

.social-card-ultra.locket .social-icon-wrapper {
    background: linear-gradient(135deg, #ff6b6b, #ee5a6f);
    color: white;
}

.social-card-ultra.locket .social-icon-wrapper::before {
    background: linear-gradient(135deg, #ff7b7b, #ff6a7f);
}

.social-card-ultra.soundcloud .social-icon-wrapper {
    background: transparent;
    color: white;
    border-radius: 50% !important;
    overflow: hidden;
}

.social-card-ultra.soundcloud .social-icon-wrapper::before {
    background: linear-gradient(135deg, #ff6600, #dd5500);
}

.social-info-ultra {
    flex: 1;
}

.social-name-ultra {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text);
}

.social-desc-ultra {
    font-size: 13px;
    color: var(--text-muted);
}

.payment-grid-ultra {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.payment-card-ultra {
    background: rgba(26, 26, 46, 0.8);
    border: 1px solid var(--border);
    border-radius: 52px;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    padding: 32px;
    text-decoration: none;
    color: var(--text);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transform-style: preserve-3d;
    perspective: 1000px;
    backdrop-filter: blur(10px) saturate(180%);
    -webkit-backdrop-filter: blur(10px) saturate(180%);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .payment-card-ultra {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .payment-card-ultra:hover {
    border-color: rgba(99, 102, 241, 0.15);
}

.payment-card-ultra::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.payment-card-ultra::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.1), transparent 70%);
    opacity: 0;
    transition: var(--transition);
}

.payment-card-ultra:hover {
    transform: translateY(-16px) rotateX(8deg) scale(1.02);
    border-color: var(--primary);
    border-width: 2px;
    box-shadow: var(--shadow-xl), 
                0 0 20px rgba(99, 102, 241, 0.4),
                0 0 40px rgba(99, 102, 241, 0.2),
                inset 0 0 20px rgba(99, 102, 241, 0.1);
    background: rgba(26, 26, 46, 0.9);
}

[data-theme="light"] .payment-card-ultra:hover {
    background: rgba(255, 255, 255, 1);
}

.payment-card-ultra:active {
    transform: translateY(-8px) rotateX(3deg) scale(0.98) translateZ(0);
    -webkit-transform: translateY(-8px) rotateX(3deg) scale(0.98) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.payment-card-ultra:hover::before {
    transform: scaleX(1);
}

.payment-card-ultra:hover::after {
    opacity: 1;
}

.qr-wrapper-ultra {
    width: 180px;
    height: 180px;
    margin: 0 auto 24px;
    background: white;
    border-radius: 40px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
}

.payment-card-ultra:hover .qr-wrapper-ultra {
    transform: scale(1.08) rotate(2deg);
    box-shadow: var(--shadow-xl);
}

.qr-image-ultra {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 24px;
}

.bank-header-ultra {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.bank-logo-ultra {
    width: 44px;
    height: 44px;
    object-fit: contain;
    background: white;
    border-radius: 20px;
    padding: 8px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.payment-card-ultra:hover .bank-logo-ultra {
    transform: scale(1.1) rotate(-5deg);
    filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.5));
}

.bank-name-ultra {
    font-size: 18px;
    font-weight: 800;
    color: var(--text);
}

.bank-desc-ultra {
    font-size: 13px;
    color: var(--text-highlight);
    text-align: center;
    margin-top: 16px;
    font-weight: 600;
    text-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
    transition: var(--transition);
}

.bank-desc-ultra:hover {
    color: var(--text-highlight-alt);
    text-shadow: 0 0 15px rgba(34, 211, 238, 0.5);
}

.settings-ultra {
    position: fixed;
    right: 32px;
    bottom: 32px;
    z-index: 99999 !important;
    pointer-events: auto !important;
    isolation: isolate;
}

.settings-btn-ultra {
    width: 64px;
    height: 64px;
    border-radius: 24px;
    background: var(--bg-card);
    border: 2px solid var(--border);
    color: var(--text);
    font-size: 24px;
    cursor: pointer !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    pointer-events: auto !important;
    z-index: 99999 !important;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

[data-theme="light"] .settings-btn-ultra {
    border: 2px solid rgba(0, 0, 0, 0.06);
}

.settings-btn-ultra::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}

.settings-btn-ultra {
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.settings-btn-ultra:hover {
    transform: rotate(90deg) scale(1.05) translateZ(0);
    -webkit-transform: rotate(90deg) scale(1.05) translateZ(0);
    border-color: var(--primary);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.settings-btn-ultra:active {
    transform: rotate(90deg) scale(0.95) translateZ(0);
    -webkit-transform: rotate(90deg) scale(0.95) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.settings-btn-ultra:hover::before {
    opacity: 1;
}

.settings-btn-ultra i {
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.settings-btn-ultra:hover i {
    color: white;
}

.footer-ultra {
    text-align: center;
    padding: 60px 24px;
    color: var(--text-muted);
    font-size: 15px;
    border-top: 1px solid var(--border);
    margin-top: 60px;
    background: transparent;
    position: relative;
    z-index: 1;
    border-radius: 40px 40px 0 0;
}

.modal-overlay-ultra {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay-ultra.active {
    opacity: 1;
    visibility: visible;
}

.modal-content-ultra {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 40px;
    padding: 40px;
    max-width: 560px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    transform: scale(0.9) translateY(30px);
    transition: var(--transition);
    position: relative;
}

[data-theme="light"] .modal-content-ultra {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.modal-overlay-ultra.active .modal-content-ultra {
    transform: scale(1) translateY(0);
}

.modal-close-ultra {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    color: var(--text);
    font-size: 22px;
    cursor: pointer !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    pointer-events: auto !important;
    z-index: 10001 !important;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

[data-theme="light"] .modal-close-ultra {
    border: 2px solid rgba(0, 0, 0, 0.06);
}

.modal-close-ultra:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
    transform: rotate(90deg) scale(1.1);
}

.modal-title-ultra {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-list-ultra {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.modal-item-ultra {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

[data-theme="light"] .modal-item-ultra {
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.modal-item-ultra:hover {
    border-color: var(--primary);
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.modal-item-ultra a {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    flex: 1;
}

.modal-item-ultra a:hover {
    color: var(--primary);
}

.copy-btn-ultra {
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary)) !important;
    color: white !important;
    border: none !important;
    border-radius: 24px;
    cursor: pointer !important;
    font-size: 14px;
    font-weight: 600;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    box-shadow: var(--shadow-md);
    pointer-events: auto !important;
    z-index: 10 !important;
    position: relative !important;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
    visibility: visible !important;
    opacity: 1 !important;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.copy-btn-ultra:hover {
    transform: scale(1.03) translateZ(0);
    -webkit-transform: scale(1.03) translateZ(0);
    box-shadow: var(--shadow-lg);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.copy-btn-ultra:active {
    transform: scale(0.97) translateZ(0);
    -webkit-transform: scale(0.97) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.copy-btn-ultra.copied {
    background: var(--success);
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--secondary), var(--accent));
}

.music-player-ultra {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    max-width: 500px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 56px;
    padding: 20px;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    z-index: 10000 !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: translateY(120%);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    pointer-events: auto !important;
}

.music-player-ultra.show {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
    animation: slideUpBounce 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.music-player-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
}

.music-close-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 16px;
    cursor: pointer !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    pointer-events: auto !important;
    z-index: 10002 !important;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    opacity: 0.9;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.music-close-btn:hover {
    opacity: 1;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    transform: rotate(90deg) scale(1.1) translateZ(0);
    -webkit-transform: rotate(90deg) scale(1.1) translateZ(0);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.5);
}

.music-close-btn:active {
    transform: rotate(90deg) scale(0.95) translateZ(0);
    -webkit-transform: rotate(90deg) scale(0.95) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.music-close-btn:hover {
    background: var(--error);
    color: white;
    transform: rotate(90deg) scale(1.05) translateZ(0);
    -webkit-transform: rotate(90deg) scale(1.05) translateZ(0);
}

.music-close-btn:active {
    transform: rotate(90deg) scale(0.95) translateZ(0);
    -webkit-transform: rotate(90deg) scale(0.95) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.music-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.music-cover {
    width: 56px;
    height: 56px;
    border-radius: 28px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    flex-shrink: 0;
    animation: rotate 10s linear infinite;
    animation-play-state: paused;
}

.music-cover.playing {
    animation-play-state: running;
}

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

.music-details {
    flex: 1;
    min-width: 0;
}

.music-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-artist {
    font-size: 13px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.music-progress {
    width: 100%;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 4px;
    cursor: pointer !important;
    pointer-events: auto !important;
    z-index: 10001 !important;
    position: relative;
    position: relative;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    width: 0%;
    transition: width 0.1s linear;
}

.time-display {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
}

.music-btn {
    width: 40px;
    height: 40px;
    border-radius: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 16px;
    cursor: pointer !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    pointer-events: auto !important;
    z-index: 10001 !important;
    position: relative;
}

[data-theme="light"] .music-btn {
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.music-btn:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.music-btn.play-pause-btn {
    width: 48px;
    height: 48px;
    border-radius: 28px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
}

.music-btn.play-pause-btn:hover {
    transform: scale(1.08) translateZ(0);
    -webkit-transform: scale(1.08) translateZ(0);
    box-shadow: var(--shadow-glow);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.music-btn.play-pause-btn:active {
    transform: scale(0.95) translateZ(0);
    -webkit-transform: scale(0.95) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.volume-slider {
    width: 80px;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
    cursor: pointer !important;
    pointer-events: auto !important;
    z-index: 10001 !important;
    position: relative;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
}

.volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
}

.music-toggle-ultra {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 99998 !important;
    pointer-events: auto !important;
}

.music-toggle-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer !important;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transition: var(--transition);
    position: relative;
    pointer-events: auto !important;
    z-index: 99999 !important;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.music-toggle-btn {
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.music-toggle-btn:hover {
    transform: scale(1.05) translateZ(0);
    -webkit-transform: scale(1.05) translateZ(0);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.music-toggle-btn:active {
    transform: scale(0.95) translateZ(0);
    -webkit-transform: scale(0.95) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.music-toggle-btn.playing {
    animation: pulse 2s infinite;
}

.music-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}


@media (min-width: 1440px) {
    .container-ultra {
        max-width: 1400px;
        margin: 0 auto;
    }
    
    .info-grid-ultra {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .social-grid-ultra {
        grid-template-columns: repeat(5, 1fr);
        grid-template-rows: repeat(2, 1fr);
    }
}

@media (max-width: 1439px) and (min-width: 1024px) {
    .container-ultra {
        padding: 60px 40px;
    }
    
    .info-grid-ultra {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .social-grid-ultra {
        grid-template-columns: repeat(5, 1fr);
        grid-template-rows: repeat(2, 1fr);
    }
}

@media (max-width: 1023px) and (min-width: 768px) {
    .container-ultra {
        padding: 50px 32px;
    }

    .hero-ultra {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
        padding-top: 100px;
    }

    .name-ultra {
        font-size: 52px;
    }

    .username-ultra {
        font-size: 17px;
    }

    .bio-ultra {
        font-size: 15px;
    }

    .section-title-ultra {
        font-size: 34px;
    }

    .info-grid-ultra {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .social-grid-ultra {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: auto;
        gap: 16px;
    }

    .payment-grid-ultra {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .nav-links {
        gap: 24px;
    }

    .nav-link-ultra {
        font-size: 14px;
    }

    .info-card-ultra,
    .social-card-ultra,
    .payment-card-ultra {
        padding: 24px;
    }

    .music-player-ultra {
        max-width: 450px;
        left: 50%;
        transform: translateX(-50%);
    }

    .music-player-ultra.show {
        transform: translateX(-50%) translateY(0) scale(1);
    }
}

@media (max-width: 767px) and (min-width: 480px) {
    .container-ultra {
        padding: 40px 20px;
    }

    .hero-ultra {
        padding-top: 90px;
        min-height: auto;
        gap: 40px;
    }

    .name-ultra {
        font-size: 44px;
        line-height: 1.2;
    }

    .username-ultra {
        font-size: 16px;
    }

    .bio-ultra {
        font-size: 14px;
    }

    .section-title-ultra {
        font-size: 30px;
        margin-bottom: 32px;
    }

    .info-grid-ultra,
    .social-grid-ultra,
    .payment-grid-ultra {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .nav-links {
        display: none;
    }

    .navbar-ultra {
        padding: 16px 20px;
    }

    .logo-ultra {
        font-size: 18px;
    }

    .info-card-ultra,
    .social-card-ultra,
    .payment-card-ultra {
        padding: 24px;
        border-radius: 28px;
    }

    .info-label-ultra {
        font-size: 12px;
    }

    .info-value-ultra {
        font-size: 15px;
    }

    .social-icon-wrapper {
        width: 52px;
        height: 52px;
        font-size: 22px;
    }

    .social-name-ultra {
        font-size: 14px;
    }

    .social-desc-ultra {
        font-size: 12px;
    }

    .qr-wrapper-ultra {
        width: 160px;
        height: 160px;
        border-radius: 24px;
    }

    .bank-name-ultra {
        font-size: 17px;
    }

    .settings-ultra {
        right: 20px;
        bottom: 20px;
        width: 48px;
        height: 48px;
    }

    .music-player-ultra {
        left: 10px;
        right: 10px;
        max-width: 100%;
        padding: 18px;
        border-radius: 40px;
    }

    .music-toggle-ultra {
        bottom: 80px;
        left: 20px;
        width: 52px;
        height: 52px;
    }

    .music-toggle-btn {
        width: 52px;
        height: 52px;
        font-size: 20px;
    }

    .music-cover {
        width: 52px;
        height: 52px;
    }

    .music-title {
        font-size: 14px;
    }

    .music-artist {
        font-size: 12px;
    }

    .music-btn {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .music-btn.play-pause-btn {
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 479px) {
    .container-ultra {
        padding: 32px 16px;
    }

    .hero-ultra {
        padding-top: 80px;
        min-height: auto;
        gap: 32px;
    }

    .name-ultra {
        font-size: 36px;
        line-height: 1.1;
    }

    .username-ultra {
        font-size: 15px;
    }

    .username-badge {
        font-size: 11px;
        padding: 4px 8px;
    }

    .bio-ultra {
        font-size: 13px;
        line-height: 1.6;
    }

    .section-title-ultra {
        font-size: 26px;
        margin-bottom: 24px;
    }

    .info-grid-ultra,
    .social-grid-ultra,
    .payment-grid-ultra {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .nav-links {
        display: none;
    }

    .navbar-ultra {
        padding: 12px 16px;
    }

    .logo-ultra {
        font-size: 16px;
    }

    .info-card-ultra,
    .social-card-ultra,
    .payment-card-ultra {
        padding: 20px;
        border-radius: 24px;
    }

    .info-label-ultra {
        font-size: 11px;
        margin-bottom: 10px;
    }

    .info-value-ultra {
        font-size: 14px;
    }

    .social-card-ultra {
        padding: 20px;
        gap: 16px;
    }

    .social-icon-wrapper {
        width: 48px;
        height: 48px;
        font-size: 20px;
        border-radius: 16px;
    }

    .social-name-ultra {
        font-size: 13px;
        margin-bottom: 4px;
    }

    .social-desc-ultra {
        font-size: 11px;
    }

    .payment-card-ultra {
        padding: 24px 20px;
    }

    .qr-wrapper-ultra {
        width: 140px;
        height: 140px;
        border-radius: 20px;
        padding: 12px;
        margin-bottom: 20px;
    }

    .bank-logo-ultra {
        width: 32px;
        height: 32px;
    }

    .bank-name-ultra {
        font-size: 16px;
    }

    .bank-hint-ultra {
        font-size: 11px;
    }

    .settings-ultra {
        right: 16px;
        bottom: 16px;
        width: 44px;
        height: 44px;
        font-size: 18px;
    }

    .music-player-ultra {
        left: 8px;
        right: 8px;
        max-width: 100%;
        padding: 16px;
        border-radius: 36px;
        bottom: 16px;
    }

    .music-player-content {
        gap: 12px;
    }

    .music-info {
        gap: 12px;
    }

    .music-cover {
        width: 48px;
        height: 48px;
        border-radius: 20px;
    }

    .music-title {
        font-size: 13px;
    }

    .music-artist {
        font-size: 11px;
    }

    .music-controls {
        gap: 6px;
    }

    .music-btn {
        width: 36px;
        height: 36px;
        font-size: 13px;
        border-radius: 18px;
    }

    .music-btn.play-pause-btn {
        width: 40px;
        height: 40px;
        border-radius: 20px;
    }

    .volume-slider {
        width: 60px;
    }

    .music-close-btn {
        width: 28px;
        height: 28px;
        font-size: 12px;
        top: -6px;
        right: -6px;
    }

    .music-toggle-ultra {
        bottom: 70px;
        left: 16px;
    }

    .music-toggle-btn {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }

    .progress-bar {
        height: 3px;
        margin-bottom: 6px;
    }

    .time-display {
        font-size: 11px;
    }

    .btn-primary-ultra,
    .btn-secondary-ultra,
    .copy-btn-ultra {
        padding: 10px 20px;
        font-size: 13px;
        border-radius: 18px;
    }

    .modal-content-ultra {
        margin: 20px;
        padding: 24px;
        border-radius: 32px;
        max-width: calc(100% - 40px);
    }

    .modal-title-ultra {
        font-size: 20px;
    }

    .modal-item-ultra {
        padding: 16px;
        border-radius: 16px;
    }
}

@media (max-height: 600px) and (orientation: landscape) {
    .hero-ultra {
        padding-top: 60px;
        min-height: auto;
    }

    .name-ultra {
        font-size: 32px;
    }

    .section-title-ultra {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .info-card-ultra,
    .social-card-ultra,
    .payment-card-ultra {
        padding: 16px;
    }

    .music-player-ultra {
        bottom: 10px;
        padding: 12px;
    }

    .music-toggle-ultra {
        bottom: 60px;
    }
}

@media (hover: none) and (pointer: coarse) {
    .btn-primary-ultra,
    .btn-secondary-ultra,
    .copy-btn-ultra,
    .music-btn,
    .settings-ultra,
    .music-toggle-btn {
        min-width: 44px;
        min-height: 44px;
    }

    .info-card-ultra:hover,
    .social-card-ultra:hover,
    .payment-card-ultra:hover {
        transform: none;
    }

        .info-card-ultra:active,
        .social-card-ultra:active,
        .payment-card-ultra:active {
            transform: scale(0.98) translateZ(0);
            -webkit-transform: scale(0.98) translateZ(0);
            transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
        }

    .info-card-ultra,
    .social-card-ultra,
    .payment-card-ultra {
        -webkit-overflow-scrolling: touch;
    }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .qr-image-ultra,
    .bank-logo-ultra,
    .social-logo-img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

@media print {
    .background-container,
    .navbar-ultra,
    .settings-ultra,
    .music-player-ultra,
    .music-toggle-ultra {
        display: none;
    }

    .container-ultra {
        padding: 20px;
    }

    .info-card-ultra,
    .social-card-ultra,
    .payment-card-ultra {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 暗色模式支持（系统偏好） */
@media (prefers-color-scheme: dark) {
    /* 已在 :root 中定义，这里可以添加额外调整 */
}

@media (prefers-color-scheme: light) {
    [data-theme="auto"] {
        --bg: #ffffff;
        --bg-secondary: #f8fafc;
        --bg-card: #ffffff;
        --bg-hover: #f1f5f9;
        --text: #0f172a;
        --text-secondary: #1e293b;
        --text-muted: #64748b;
        --border: rgba(0, 0, 0, 0.08);
        --border-hover: rgba(99, 102, 241, 0.3);
    }
}

/* 加载动画 */
@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

.loading-shimmer {
    animation: shimmer 2s infinite;
    background: linear-gradient(
        90deg,
        var(--bg-card) 0%,
        var(--bg-hover) 50%,
        var(--bg-card) 100%
    );
    background-size: 1000px 100%;
}

/* 工具提示 */
.tooltip {
    position: absolute;
    background: var(--bg-card);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 13px;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 10000;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

/* 按钮点击波纹效果 */
.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* 流畅动画效果 */
@keyframes slideUpBounce {
    0% {
        transform: translateY(120%) scale(0.8);
        opacity: 0;
    }
    60% {
        transform: translateY(-10px) scale(1.05);
        opacity: 0.9;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@keyframes iconPulse {
    0%, 100% {
        transform: scale(1.2) rotate(12deg);
    }
    50% {
        transform: scale(1.3) rotate(15deg);
    }
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes smoothFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 按钮点击波纹效果 */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-ripple:active::after {
    width: 300px;
    height: 300px;
}

/* 流畅的滚动动画 */
.smooth-scroll {
    scroll-behavior: smooth;
}

/* 卡片进入视口动画 */
.fade-in-up {
    animation: smoothFadeIn 0.8s ease-out forwards;
    opacity: 0;
}

.fade-in-up.visible {
    opacity: 1;
}

/* 改善按钮过渡 - Smooth transitions */
.btn-primary-ultra,
.btn-secondary-ultra,
.copy-btn-ultra {
    position: relative;
    overflow: hidden;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.btn-primary-ultra:hover,
.btn-secondary-ultra:hover,
.copy-btn-ultra:hover {
    transform: translateY(-2px) translateZ(0);
    -webkit-transform: translateY(-2px) translateZ(0);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-primary-ultra:active,
.btn-secondary-ultra:active,
.copy-btn-ultra:active {
    transform: translateY(0) translateZ(0);
    -webkit-transform: translateY(0) translateZ(0);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* 音乐播放器流畅动画 */
.music-player-ultra {
    will-change: transform, opacity;
}

.music-cover {
    transition: var(--transition-smooth);
}

.music-cover.playing {
    animation: rotateCover 3s linear infinite;
}

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

/* 导航栏流畅过渡 */
.navbar-ultra {
    transition: transform 0.3s cubic-bezier(0.25, 0.1, 0.25, 1),
                background 0.3s cubic-bezier(0.25, 0.1, 0.25, 1),
                backdrop-filter 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    will-change: transform, background;
}

.nav-link-ultra {
    position: relative;
    transition: var(--transition);
}

.nav-link-ultra::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition-smooth);
}

.nav-link-ultra:hover::after {
    width: 100%;
}

/* 改善输入框和模态框动画 */
.modal-overlay-ultra {
    transition: var(--transition-smooth);
}

.modal-overlay-ultra.active {
    animation: fadeIn 0.3s ease-out;
}

.modal-content-ultra {
    transition: var(--transition-bounce);
}

.modal-overlay-ultra.active .modal-content-ultra {
    animation: modalSlideUp 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes modalSlideUp {
    from {
        transform: translateY(50px) scale(0.9);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

/* 改善二维码悬停效果 */
.qr-wrapper-ultra {
    transition: var(--transition-smooth);
}

.payment-card-ultra:hover .qr-wrapper-ultra {
    animation: qrPulse 2s ease-in-out infinite;
}

@keyframes qrPulse {
    0%, 100% {
        transform: scale(1.08) rotate(2deg);
        box-shadow: var(--shadow-xl);
    }
    50% {
        transform: scale(1.12) rotate(-2deg);
        box-shadow: var(--shadow-xl), var(--shadow-glow);
    }
}

/* 改善音乐按钮动画 */
.music-btn {
    transition: var(--transition-smooth);
    position: relative;
}

.music-btn::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 20px;
    background: var(--primary);
    opacity: 0;
    filter: blur(8px);
    transition: var(--transition);
}

.music-btn:hover::before {
    opacity: 0.5;
}

.music-toggle-btn {
    transition: var(--transition-smooth);
}

.music-toggle-btn:hover {
    animation: togglePulse 1s ease-in-out infinite;
}

@keyframes togglePulse {
    0%, 100% {
        transform: scale(1.1);
        box-shadow: var(--shadow-xl), var(--shadow-glow);
    }
    50% {
        transform: scale(1.15);
        box-shadow: var(--shadow-xl), 0 0 30px var(--glow);
    }
}

/* 流畅的页面滚动 */
html {
    scroll-behavior: smooth;
    /* Apple 风格的平滑滚动 */
    -webkit-overflow-scrolling: touch;
    scroll-padding-top: 80px;
}

/* Apple 风格的滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: background 0.3s ease;
}

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

/* 改善加载状态 */
.loading-shimmer {
    animation: shimmer 2s ease-in-out infinite;
}

/* 改善背景动画流畅度 */
.particles-bg,
.grid-overlay,
.glow-orb {
    will-change: transform;
}

/* 改善卡片悬停时的流畅度 */
.info-card-ultra,
.social-card-ultra,
.payment-card-ultra {
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    /* Apple 风格的平滑过渡 */
    transition: transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1),
                box-shadow 0.4s cubic-bezier(0.25, 0.1, 0.25, 1),
                border-color 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* Apple 风格的卡片进入动画 */
.info-card-ultra,
.social-card-ultra,
.payment-card-ultra {
    opacity: 0;
    transform: translateY(30px);
}

.info-card-ultra.apple-visible,
.social-card-ultra.apple-visible,
.payment-card-ultra.apple-visible {
    animation: appleCardFadeIn 0.8s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
}

@keyframes appleCardFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}