/* ========================================
   CSS Variables - Next.js Triadic Theme
   ======================================== */
:root {
    /* Triadic Color Scheme */
    --primary-cyan: #00D9FF;
    --primary-magenta: #FF0080;
    --primary-gold: #FFD700;
    
    /* Darker variants */
    --cyan-dark: #00a8c7;
    --magenta-dark: #cc0066;
    --gold-dark: #b8860b;
    
    /* Lighter/Glow variants */
    --cyan-glow: rgba(0, 217, 255, 0.3);
    --magenta-glow: rgba(255, 0, 128, 0.3);
    --gold-glow: rgba(255, 215, 0, 0.3);
    
    /* Background colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #151515;
    --bg-card-hover: #1a1a1a;
    
    /* Border colors */
    --border-primary: #2a2a2a;
    --border-hover: #3a3a3a;
    
    /* Text colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    
    /* Gradients */
    --gradient-triadic: linear-gradient(135deg, var(--primary-cyan), var(--primary-magenta), var(--primary-gold));
    --gradient-cyan-magenta: linear-gradient(135deg, var(--primary-cyan), var(--primary-magenta));
    --gradient-card: linear-gradient(145deg, rgba(21, 21, 21, 0.9), rgba(10, 10, 10, 0.9));
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow-cyan: 0 0 20px var(--cyan-glow);
    --shadow-glow-magenta: 0 0 20px var(--magenta-glow);
}

/* ========================================
   Reset & Base Styles
   ======================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* ========================================
   Background Effects
   ======================================== */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, var(--cyan-glow) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, var(--magenta-glow) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, var(--gold-glow) 0%, transparent 60%);
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
    animation: gradientPulse 10s ease-in-out infinite;
}

@keyframes gradientPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.5; }
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.bg-noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

/* ========================================
   Container & Layout
   ======================================== */
.container {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    min-height: 100vh;
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.left-column,
.center-column,
.right-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* ========================================
   Card Base Styles
   ======================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: 
        transform var(--transition-normal),
        border-color var(--transition-normal),
        box-shadow var(--transition-normal);
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-triadic);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover::before {
    opacity: 1;
}

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

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.title-icon {
    font-size: 1.2rem;
}

/* ========================================
   Profile Card
   ======================================== */
.profile-card {
    animation-delay: 0s;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.avatar-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
    flex-shrink: 0;
}

.avatar {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    object-fit: cover;
    position: relative;
    z-index: 2;
}

.avatar-glow {
    position: absolute;
    inset: -4px;
    background: var(--gradient-triadic);
    border-radius: var(--radius-lg);
    opacity: 0.6;
    filter: blur(8px);
    z-index: 0;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

.avatar-ring {
    position: absolute;
    inset: -2px;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    background: var(--gradient-triadic) border-box;
    -webkit-mask: 
        linear-gradient(#fff 0 0) padding-box, 
        linear-gradient(#fff 0 0);
    mask: 
        linear-gradient(#fff 0 0) padding-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: 1;
}

.profile-info {
    flex: 1;
}

.profile-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
    background: var(--gradient-triadic);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.profile-username {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.profile-bio {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Status Card
   ======================================== */
.status-card {
    animation-delay: 0.1s;
}

.status-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border-left: 3px solid var(--primary-cyan);
}

.status-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-cyan);
    margin-bottom: var(--spacing-xs);
}

.status-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ========================================
   Journey Timeline Card
   ======================================== */
.journey-card {
    animation-delay: 0.2s;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: var(--border-primary);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    position: relative;
    padding-left: var(--spacing-xl);
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--border-primary);
    transition: all var(--transition-normal);
}

.timeline-item.active .timeline-marker {
    background: var(--primary-magenta);
    border-color: var(--primary-magenta);
    box-shadow: 0 0 12px var(--magenta-glow);
}

.timeline-item:hover .timeline-marker {
    border-color: var(--primary-cyan);
    box-shadow: 0 0 8px var(--cyan-glow);
}

.timeline-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.timeline-date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
    background: var(--bg-secondary);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-primary);
}

.timeline-item.active .timeline-date {
    background: rgba(255, 0, 128, 0.1);
    border-color: var(--primary-magenta);
    color: var(--primary-magenta);
}

.timeline-role {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* ========================================
   Social Card
   ======================================== */
.social-card {
    animation-delay: 0s;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-sm);
}

.social-grid.secondary {
    margin-top: 0;
}

.social-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-primary), transparent);
    margin: var(--spacing-md) 0;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link i {
    font-size: 1.2rem;
    transition: transform var(--transition-normal);
}

.social-link span {
    font-size: 0.7rem;
    font-weight: 500;
}

.social-link:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
    transform: translateY(-2px);
}

.social-link:hover i {
    transform: scale(1.1);
}

/* Different hover colors for variety */
.social-link:nth-child(2):hover {
    border-color: var(--primary-magenta);
    color: var(--primary-magenta);
}

.social-link:nth-child(3):hover {
    border-color: var(--primary-gold);
    color: var(--primary-gold);
}

/* ========================================
   Donation Card
   ======================================== */
.donation-card {
    animation-delay: 0.1s;
}

.qr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.qr-wrapper {
    background: #ffffff;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: transform var(--transition-normal);
}

.qr-wrapper:hover {
    transform: scale(1.02);
}

.qr-image {
    width: 100%;
    max-width: 140px;
    height: auto;
    border-radius: var(--radius-sm);
}

.qr-logo {
    width: 100%;
    text-align: center;
    padding: 6px 0;
}

.bank-name {
    font-size: 0.75rem;
    font-weight: 700;
    color: #c00;
    letter-spacing: 1px;
}

.bank-name.crypto {
    color: #f0b90b;
}

.payment-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.payment-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.payment-btn.paypal {
    background: transparent;
    border: 2px solid #0070ba;
    color: #0070ba;
}

.payment-btn.paypal:hover {
    background: #0070ba;
    color: white;
}

.payment-btn.usdt {
    background: var(--primary-cyan);
    border: 2px solid var(--primary-cyan);
    color: var(--bg-primary);
}

.payment-btn.usdt:hover {
    background: transparent;
    color: var(--primary-cyan);
}

/* ========================================
   Skills Card
   ======================================== */
.skills-card {
    animation-delay: 0.2s;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-normal);
    cursor: default;
}

.skill-tag:hover {
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
    background: rgba(0, 217, 255, 0.1);
}

.skill-tag:nth-child(2):hover {
    border-color: var(--primary-magenta);
    color: var(--primary-magenta);
    background: rgba(255, 0, 128, 0.1);
}

.skill-tag:nth-child(3):hover {
    border-color: var(--primary-gold);
    color: var(--primary-gold);
    background: rgba(255, 215, 0, 0.1);
}

/* ========================================
   Product Cards
   ======================================== */
.products-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    animation: fadeInRight 0.5s ease forwards;
    opacity: 0;
}

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

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }
.product-card:nth-child(5) { animation-delay: 0.5s; }
.product-card:nth-child(6) { animation-delay: 0.6s; }

.product-card:hover {
    border-color: var(--primary-cyan);
    transform: translateX(-4px);
    box-shadow: var(--shadow-glow-cyan);
}

.product-card:nth-child(2):hover {
    border-color: var(--primary-magenta);
    box-shadow: var(--shadow-glow-magenta);
}

.product-card:nth-child(3):hover {
    border-color: var(--primary-gold);
    box-shadow: 0 0 20px var(--gold-glow);
}

.product-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
}

.product-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-icon.youtube {
    background: #ff0000;
}

.product-icon.rainbow {
    border: 2px solid transparent;
    background: 
        linear-gradient(var(--bg-secondary), var(--bg-secondary)) padding-box,
        var(--gradient-triadic) border-box;
}

.product-info {
    flex: 1;
    min-width: 0;
}

.product-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-btn {
    padding: 8px 16px;
    background: var(--primary-cyan);
    color: var(--bg-primary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-decoration: none;
    white-space: nowrap;
    transition: all var(--transition-normal);
}

.product-btn:hover {
    background: var(--text-primary);
    transform: scale(1.05);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .main-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .right-column {
        grid-column: 1 / -1;
    }
    
    .products-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .container {
        padding: var(--spacing-md);
    }
    
    .main-grid {
        grid-template-columns: 1fr;
    }
    
    .social-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .products-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    html {
        font-size: 14px;
    }
    
    .social-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .social-grid.secondary {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .qr-grid {
        grid-template-columns: 1fr;
    }
    
    .payment-buttons {
        grid-template-columns: 1fr;
    }
    
    .profile-header {
        flex-direction: column;
        text-align: center;
    }
    
    .profile-name {
        font-size: 1.3rem;
    }
    
    .timeline-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--border-primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* ========================================
   Selection Styling
   ======================================== */
::selection {
    background: var(--primary-cyan);
    color: var(--bg-primary);
}

/* ========================================
   Focus States for Accessibility
   ======================================== */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--primary-cyan);
    outline-offset: 2px;
}