/* ============================================
   EMSA Ecosystem Landing Page
   Modern, Professional, VengenceUI-inspired
   ============================================ */

/* CSS Variables */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: #16161f;
    --bg-card-hover: #1c1c27;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b0;
    --text-muted: #6e6e80;
    
    --accent-1: #6366f1;
    --accent-2: #8b5cf6;
    --accent-3: #ec4899;
    --accent-gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
    
    --success: #22c55e;
    --warning: #f59e0b;
    
    --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-card-hover);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-1);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--border-color);
    padding: 0.75rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.nav-logo-img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
}

.logo-bracket {
    color: var(--accent-1);
}

.nav-links {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ============================================
   Profile Section
   ============================================ */
.profile-section {
    position: relative;
    padding: 8rem 0 3rem;
    overflow: hidden;
}

.profile-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.orb-profile-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-1);
    top: -100px;
    right: -100px;
    opacity: 0.15;
}

.orb-profile-2 {
    width: 300px;
    height: 300px;
    background: var(--accent-3);
    bottom: -80px;
    left: -80px;
    opacity: 0.1;
}

.profile-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 3rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2.5rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    transition: all var(--transition-base);
}

.profile-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

/* Avatar */
.profile-avatar {
    position: relative;
    width: 140px;
    height: 140px;
    flex-shrink: 0;
}

.profile-avatar:hover .avatar-img img {
    transform: scale(1.05);
}

.avatar-img img {
    transition: transform 0.5s ease;
}

.avatar-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: var(--accent-gradient);
    opacity: 0.5;
    animation: avatarPulse 3s ease-in-out infinite;
}

@keyframes avatarPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.05); opacity: 0.3; }
}

.avatar-img {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--bg-card);
    background: var(--bg-primary);
}

.avatar-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
}

.avatar-status {
    position: absolute;
    bottom: 6px;
    right: 6px;
    width: 20px;
    height: 20px;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.avatar-status span {
    width: 12px;
    height: 12px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* Profile Info */
.profile-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.profile-name {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.profile-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-1);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.profile-bio {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 480px;
    margin-top: 0.25rem;
}

.profile-meta {
    display: flex;
    gap: 1.25rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.meta-item svg {
    color: var(--text-muted);
}

.profile-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.profile-actions .btn-primary svg,
.profile-actions .btn-secondary svg {
    flex-shrink: 0;
}

/* Profile Stats Sidebar */
.profile-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    min-width: 180px;
}

.pstat-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.pstat-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.pstat-num {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.pstat-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
    display: block;
}

/* Responsive Profile */
@media (max-width: 900px) {
    .profile-card {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2.5rem 2rem;
    }

    .profile-avatar {
        margin: 0 auto;
    }

    .profile-bio {
        max-width: 100%;
    }

    .profile-meta {
        justify-content: center;
    }

    .profile-actions {
        justify-content: center;
    }

    .profile-stats {
        grid-template-columns: repeat(4, 1fr);
        min-width: auto;
    }
}

@media (max-width: 600px) {
    .profile-card {
        padding: 2rem 1.5rem;
    }

    .profile-name {
        font-size: 1.625rem;
    }

    .profile-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   Ecosystem Diagram
   ============================================ */
.ecosystem-section {
    padding: 5rem 0;
    background: var(--bg-primary);
}

.ecosystem-diagram {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}

.ecosystem-hub {
    position: relative;
    z-index: 2;
}

.hub-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 2.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-xl);
    position: relative;
    transition: all var(--transition-base);
}

.hub-node:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.5);
}

.hub-node::after {
    content: '';
    position: absolute;
    bottom: -2.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 2.5rem;
    background: linear-gradient(to bottom, var(--accent-1), transparent);
}

.hub-icon {
    width: 48px;
    height: 48px;
}

.hub-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hub-label {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hub-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ecosystem-branches {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    width: 100%;
    position: relative;
}

.ecosystem-branches::before {
    content: '';
    position: absolute;
    top: -1.5rem;
    left: 25%;
    right: 25%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--accent-1), transparent);
    opacity: 0.4;
}

.branch-group {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.branch-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    justify-content: center;
    position: relative;
}

.branch-label::before {
    content: '';
    position: absolute;
    top: -1.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 1.5rem;
    background: linear-gradient(to bottom, var(--accent-1), transparent);
    opacity: 0.4;
}

.branch-line {
    display: none;
    width: 24px;
    height: 2px;
    background: var(--accent-1);
    opacity: 0.5;
}

.branch-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.375rem 1rem;
    border-radius: 100px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--accent-1);
}

.branch-nodes {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.branch-node {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.branch-node::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-1);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.branch-node:hover {
    border-color: var(--border-hover);
    transform: translateX(4px);
    background: var(--bg-card-hover);
}

.branch-node:hover::before {
    opacity: 1;
}

.node-dot {
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    opacity: 0.6;
}

.node-podflask .node-dot { background: linear-gradient(135deg, #ef4444, #f97316); }
.node-banyaktau .node-dot { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.node-mistis .node-dot { background: linear-gradient(135deg, #8b5cf6, #a855f7); }
.node-adamentai .node-dot { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.node-shirataki .node-dot { background: linear-gradient(135deg, #22c55e, #06b6d4); }

.node-name {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.node-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Responsive Ecosystem */
@media (max-width: 768px) {
    .ecosystem-branches {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .ecosystem-branches::before {
        display: none;
    }
    .hub-node::after {
        height: 1.5rem;
        bottom: -1.5rem;
    }
    .branch-label::before {
        display: none;
    }
}

/* ============================================
   Profile Job Info
   ============================================ */
.profile-job {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem 1.125rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-top: 0.5rem;
    max-width: 480px;
    transition: all var(--transition-fast);
}

.profile-job:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-hover);
}

.job-icon {
    color: var(--accent-1);
    margin-top: 2px;
    flex-shrink: 0;
}

.job-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.job-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.job-company {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ============================================
   Skills Section
   ============================================ */
.skills-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.skill-cat-title {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.875rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    cursor: default;
}

.skill-tag:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.skill-tag.tag-expert {
    background: rgba(34, 197, 94, 0.08);
    border-color: rgba(34, 197, 94, 0.25);
    color: var(--success);
}

.skill-tag.tag-expert:hover {
    background: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.4);
}

.skill-tag.tag-highlight {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--accent-1);
}

.skill-tag.tag-highlight:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(236, 72, 153, 0.2));
    border-color: rgba(99, 102, 241, 0.5);
}

/* ============================================
   Quote Section
   ============================================ */
.quote-section {
    padding: 5rem 0;
    background: var(--bg-secondary);
}

.quote-card {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 3rem 2.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), rgba(139, 92, 246, 0.04));
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.quote-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
}

.quote-icon {
    color: var(--accent-1);
    opacity: 0.4;
    margin-bottom: 1.5rem;
}

.quote-text {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 3vw, 1.875rem);
    font-weight: 600;
    line-height: 1.5;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.quote-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
}

.quote-line {
    display: block;
    width: 32px;
    height: 2px;
    background: var(--accent-1);
    opacity: 0.5;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: orbFloat 10s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-1);
    top: -200px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-3);
    bottom: -150px;
    right: -100px;
    animation-delay: -3s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-2);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -6s;
    opacity: 0.2;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#typingText {
    display: inline-block;
    min-height: 1.2em;
    vertical-align: bottom;
    white-space: nowrap;
    transition: opacity 0.15s ease;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
    opacity: 0.5;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.3; transform: translateX(-50%) translateY(8px); }
}

/* ============================================
   Section Base
   ============================================ */
.section {
    position: relative;
    padding: 6rem 0;
    overflow: hidden;
}

.section-dark {
    background: var(--bg-secondary);
}

.section-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.orb-4 {
    width: 500px;
    height: 500px;
    background: var(--accent-2);
    top: 50%;
    right: -200px;
    transform: translateY(-50%);
    opacity: 0.15;
}

.orb-5 {
    width: 400px;
    height: 400px;
    background: var(--accent-3);
    bottom: -100px;
    left: -100px;
    opacity: 0.1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-1);
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* ============================================
   Project Cards
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.project-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.card-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.1), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover .card-glow {
    opacity: 1;
}

.card-content {
    position: relative;
    z-index: 1;
    padding: 1.75rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.icon-podflask { background: linear-gradient(135deg, #ef4444, #f97316); }
.icon-banyaktau { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.icon-mistis { background: linear-gradient(135deg, #8b5cf6, #a855f7); }
.icon-emsa { background: linear-gradient(135deg, #0066ff, #ec4899); display: flex; align-items: center; justify-content: center; }

.card-status {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--success);
    background: rgba(34, 197, 94, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
}

.status-maintenance {
    color: var(--warning);
    background: rgba(245, 158, 11, 0.1);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.maintenance-dot {
    background: var(--warning);
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.card-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.tech-tag {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    color: var(--text-secondary);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-1);
    transition: gap var(--transition-fast);
}

.card-link:hover {
    gap: 0.625rem;
}

.card-links-row {
    display: flex;
    gap: 1rem;
}

.link-fan {
    color: var(--accent-3);
}

/* ============================================
   Business Cards
   ============================================ */
.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.business-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.business-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.business-icon {
    position: relative;
    z-index: 1;
    color: white;
}

.icon-adamentai {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-shirataki {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #22c55e, #06b6d4);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.business-pattern {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(245, 158, 11, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(239, 68, 68, 0.1) 0%, transparent 50%);
}

.pattern-2 {
    background: 
        radial-gradient(circle at 20% 50%, rgba(34, 197, 94, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
}

.business-content {
    padding: 1.75rem;
}

.business-tag {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.business-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.business-slogan {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-2);
    margin-bottom: 0.75rem;
}

.business-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.business-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.625rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.business-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
    gap: 0.625rem;
}

/* ============================================
   Tech Stack Grid
   ============================================ */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    text-align: center;
}

.tech-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    background: var(--bg-card-hover);
}

.tech-icon {
    width: 40px;
    height: 40px;
    color: var(--accent-1);
}

.tech-icon svg {
    width: 100%;
    height: 100%;
}

.tech-item span {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ============================================
   Certifications Section
   ============================================ */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    max-width: 900px;
    margin: 0 auto 2rem;
}

.cert-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.cert-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

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

.cert-badge {
    width: 56px;
    height: 56px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-1);
    position: relative;
    z-index: 1;
}

.cert-title {
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 700;
    margin-bottom: 0.375rem;
    position: relative;
    z-index: 1;
}

.cert-issuer {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.cert-year {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    color: var(--accent-1);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cert-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    position: relative;
    z-index: 1;
}

.cert-link:hover {
    color: var(--accent-1);
    gap: 0.5rem;
}

.cert-skills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.375rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cert-skills span {
    font-size: 0.625rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 100px;
    color: var(--text-muted);
}

.cert-note {
    text-align: center;
    font-size: 0.8125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.cert-note a {
    color: var(--accent-1);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-card {
    position: relative;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(139, 92, 246, 0.08));
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-xl);
    padding: 4rem 3rem;
    text-align: center;
    overflow: hidden;
    margin-bottom: 4rem;
}

.contact-orb {
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--accent-1);
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.2;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.contact-content {
    position: relative;
    z-index: 1;
}

.contact-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-desc {
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 2rem;
}

.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.contact-chip {
    padding: 0.625rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.contact-chip:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
}

.contact-instagram:hover {
    background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    border-color: transparent;
}

.btn-instagram:hover {
    background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    border-color: transparent;
    color: white;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    position: relative;
    background: var(--bg-secondary);
    padding: 4rem 0 2rem;
}

.footer-top-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--accent-1), var(--accent-2), var(--accent-3), transparent);
    opacity: 0.5;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand-col {
    gap: 1.25rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
}

.footer-tagline {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.125rem;
}

.footer-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 300px;
}

.footer-socials {
    display: flex;
    gap: 0.625rem;
}

.social-link {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.footer-heading {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-links a {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.footer-links a:hover {
    color: var(--accent-1);
    transform: translateX(3px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copy {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.footer-credit {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-credit span {
    color: #ef4444;
}

/* Responsive Footer */
@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
    .footer-brand-col {
        grid-column: 1 / -1;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   Reveal Animations
   ============================================ */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-up.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem;
        gap: 0.5rem;
        border-bottom: 1px solid var(--border-color);
        transform: translateY(-150%);
        transition: transform var(--transition-base);
    }
    
    .nav-links.active {
        transform: translateY(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .projects-grid,
    .business-grid {
        grid-template-columns: 1fr;
    }
    
    .business-card {
        grid-template-columns: 1fr;
    }
    
    .business-visual {
        padding: 2rem 0 0;
    }
    
    .contact-card {
        padding: 2.5rem 1.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

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