/* ==========================================================================
   DESIGN SYSTEM & CUSTOM PROPERTIES
   ========================================================================== */
:root {
    /* Color Palette */
    --color-bg-dark: #07090e;
    --color-bg-card: rgba(14, 20, 35, 0.55);
    --color-bg-card-hover: rgba(20, 28, 48, 0.75);
    
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    
    --color-cyan: #00f2fe;
    --color-blue: #4facfe;
    --color-purple: #c471ed;
    --color-pink: #f857a6;
    
    --gradient-primary: linear-gradient(135deg, var(--color-cyan) 0%, var(--color-blue) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-purple) 0%, var(--color-pink) 100%);
    --gradient-card-border: linear-gradient(135deg, rgba(0, 242, 254, 0.2) 0%, rgba(196, 113, 237, 0.1) 100%);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Space Grotesk', var(--font-sans);
    
    /* Layout & Shadows */
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    --box-shadow-glow: 0 0 30px rgba(0, 242, 254, 0.15);
    --box-shadow-glow-alt: 0 0 30px rgba(196, 113, 237, 0.15);
    --backdrop-blur-val: 16px;
    
    /* Animations */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   BASE STYLES & RESET
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

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

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

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-blue);
    box-shadow: 0 0 10px var(--color-blue);
}

/* Typography Overrides */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
}

/* ==========================================================================
   BACKGROUND ORBS GLOW
   ========================================================================== */
.glow-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.35;
}

.orb-1 {
    top: 5%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(0,242,254,0.4) 0%, rgba(79,172,254,0) 70%);
    animation: pulseOrb 20s infinite alternate;
}

.orb-2 {
    top: 40%;
    left: -15%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(196,113,237,0.3) 0%, rgba(248,87,166,0) 70%);
    animation: pulseOrb 25s infinite alternate-reverse;
}

.orb-3 {
    bottom: 5%;
    right: -5%;
    width: 45vw;
    height: 45vw;
    background: radial-gradient(circle, rgba(0,242,254,0.3) 0%, rgba(196,113,237,0.1) 70%);
}

@keyframes pulseOrb {
    0% { transform: scale(1) translate(0, 0); opacity: 0.3; }
    50% { transform: scale(1.1) translate(3%, 5%); opacity: 0.45; }
    100% { transform: scale(0.9) translate(-3%, -5%); opacity: 0.3; }
}

/* ==========================================================================
   REUSABLE UTILITIES & COMPONENTS
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* Section Headers */
.section-header {
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-underline {
    height: 4px;
    width: 60px;
    background: var(--gradient-primary);
    margin: 0 auto 24px auto;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

/* Gradient & Glow Text */
.gradient-text {
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-glow {
    background-image: var(--gradient-primary);
    text-shadow: 0 0 40px rgba(0, 242, 254, 0.4);
}

.text-glow-alt {
    background-image: var(--gradient-accent);
    text-shadow: 0 0 40px rgba(196, 113, 237, 0.4);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-badge {
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
    margin-bottom: 24px;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.05);
}

.badge-icon {
    width: 14px;
    height: 14px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #000;
    box-shadow: var(--box-shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px rgba(0, 242, 254, 0.4);
}

.btn-primary i {
    transition: transform var(--transition-fast);
}

.btn-primary:hover i {
    transform: translateX(4px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* Cards (Glassmorphism Core) */
.card {
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-md);
    backdrop-filter: blur(var(--backdrop-blur-val));
    -webkit-backdrop-filter: blur(var(--backdrop-blur-val));
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card:hover {
    background: var(--color-bg-card-hover);
    border-color: rgba(255, 255, 255, 0.12);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 9, 14, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-normal);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(7, 9, 14, 0.85);
    border-color: rgba(0, 242, 254, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 32px;
    width: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 1.5px solid rgba(0, 242, 254, 0.5);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

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

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--color-cyan);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

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

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin: 0 auto;
    max-width: 800px;
    gap: 20px;
}

.hero-text {
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    margin: 0 auto 40px auto;
    max-width: 680px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Mock IDE Graphic */
.hero-graphic-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.hero-card-glow {
    position: relative;
    border-radius: var(--border-radius-md);
    background: var(--gradient-primary);
    padding: 1px;
    box-shadow: var(--box-shadow-glow);
    animation: cardGlowFloat 6s ease-in-out infinite alternate;
}

@keyframes cardGlowFloat {
    0% { transform: translateY(0); box-shadow: 0 0 30px rgba(0, 242, 254, 0.15); }
    100% { transform: translateY(-12px); box-shadow: 0 15px 40px rgba(0, 242, 254, 0.3); }
}

.hero-card-inner {
    background: #0b0f19;
    border-radius: calc(var(--border-radius-md) - 1px);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #0f1524;
    padding: 12px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.card-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.card-title-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.card-body-code {
    padding: 24px;
    font-family: 'Consolas', 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    overflow-x: auto;
}

.code-keyword { color: #f857a6; }
.code-class { color: #00f2fe; }
.code-method { color: #4facfe; }
.code-string { color: #a5f3fc; }
.code-comment { color: #475569; }

/* Scroll Down Indicator */
.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.mouse-icon {
    width: 26px;
    height: 42px;
    border: 2px solid var(--color-text-secondary);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--color-cyan);
    border-radius: 2px;
    animation: scrollMouse 1.8s infinite;
}

@keyframes scrollMouse {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(6px); opacity: 0.3; }
    100% { transform: translateY(0); opacity: 1; }
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 40px;
    align-items: stretch;
}

.about-info-panel {
    padding: 40px;
}

.card-h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--color-text-primary);
}

.about-text {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    font-size: 1.05rem;
}

.tech-stack-container {
    margin-top: 32px;
}

.skills-h4 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.skill-tag i {
    width: 14px;
    height: 14px;
    color: var(--color-cyan);
}

.skill-tag:hover {
    background: rgba(0, 242, 254, 0.05);
    border-color: rgba(0, 242, 254, 0.2);
    transform: translateY(-2px);
}

/* Stats Cards */
.about-stats-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
}

.stat-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon-wrapper.cyan {
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
}

.stat-icon-wrapper.purple {
    background: rgba(196, 113, 237, 0.1);
    border: 1px solid rgba(196, 113, 237, 0.2);
    color: var(--color-purple);
}

.stat-icon-wrapper.blue {
    background: rgba(79, 172, 254, 0.1);
    border: 1px solid rgba(79, 172, 254, 0.2);
    color: var(--color-blue);
}

.stat-num {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

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

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.filter-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--color-text-secondary);
    padding: 10px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #000;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
}

/* Interactive Project Cards with Border Mouse Tracking */
.project-card {
    padding: 36px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--mouse-x, 0px) var(--mouse-y, 0px), rgba(0, 242, 254, 0.08), transparent 40%);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

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

.project-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.project-icon-box {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.project-icon-box.cyan {
    background: rgba(0, 242, 254, 0.1);
    color: var(--color-cyan);
}

.project-icon-box.purple {
    background: rgba(196, 113, 237, 0.1);
    color: var(--color-purple);
}

.project-icon-box.blue {
    background: rgba(79, 172, 254, 0.1);
    color: var(--color-blue);
}

.project-icon-box.pink {
    background: rgba(248, 87, 166, 0.1);
    color: var(--color-pink);
}

.project-badge {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
    transition: var(--transition-fast);
}

.project-card:hover .project-title {
    color: var(--color-cyan);
}

.project-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.project-tech span {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--color-text-secondary);
}

.project-links {
    margin-top: auto;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.project-link:hover {
    color: var(--color-cyan);
}

.project-link.disabled {
    color: var(--color-text-muted);
    cursor: default;
    pointer-events: none;
}

.project-link i {
    width: 14px;
    height: 14px;
}

/* ==========================================================================
   EXPERIENCE SECTION & TIMELINE
   ========================================================================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 40px auto 0 auto;
    padding: 20px 0;
}

/* Timeline Vertical Line */
.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 31px;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-cyan), var(--color-purple), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 80px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

/* Dot on timeline line */
.timeline-dot {
    position: absolute;
    left: 20px;
    top: 24px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #07090e;
    border: 3px solid var(--color-cyan);
    box-shadow: 0 0 10px var(--color-cyan);
    z-index: 2;
    transition: var(--transition-normal);
}

.timeline-item:nth-child(even) .timeline-dot {
    border-color: var(--color-purple);
    box-shadow: 0 0 10px var(--color-purple);
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.2);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-cyan);
    margin-bottom: 8px;
}

.timeline-item:nth-child(even) .timeline-date {
    color: var(--color-purple);
}

.timeline-content {
    padding: 30px;
}

.timeline-title {
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.timeline-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    font-weight: 500;
}

.timeline-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ==========================================================================
   CERTIFICATIONS SECTION
   ========================================================================== */
.cert-filter-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.cert-filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--color-text-secondary);
    padding: 10px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.cert-filter-btn:hover, .cert-filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #000;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.cert-card {
    padding: 28px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(600px circle at var(--mouse-x, 0px) var(--mouse-y, 0px), rgba(0, 242, 254, 0.06), transparent 40%);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

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

.cert-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.cert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.cert-icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
}

.cert-icon-wrapper.cyan {
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
}

.cert-icon-wrapper.purple {
    background: rgba(196, 113, 237, 0.1);
    border: 1px solid rgba(196, 113, 237, 0.2);
    color: var(--color-purple);
}

.cert-icon-wrapper.blue {
    background: rgba(79, 172, 254, 0.1);
    border: 1px solid rgba(79, 172, 254, 0.2);
    color: var(--color-blue);
}

.cert-icon-wrapper.pink {
    background: rgba(248, 87, 166, 0.1);
    border: 1px solid rgba(248, 87, 166, 0.2);
    color: var(--color-pink);
}

.cert-icon-wrapper i {
    width: 18px;
    height: 18px;
}

.cert-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.cert-title {
    font-size: 1.2rem;
    margin-bottom: 8px;
    line-height: 1.3;
    transition: var(--transition-fast);
}

.cert-card:hover .cert-title {
    color: var(--color-cyan);
}

.cert-issuer {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 6px;
}

.cert-meta {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.cert-links {
    margin-top: auto;
}

.cert-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.cert-link-btn:hover {
    background: rgba(0, 242, 254, 0.08);
    border-color: rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
    transform: translateY(-2px);
}

.cert-link-btn i {
    width: 12px;
    height: 12px;
}

.cert-meta-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
}

.contact-info {
    padding: 40px;
}

.contact-desc-text {
    color: var(--color-text-secondary);
    margin-bottom: 36px;
    font-size: 1.05rem;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.info-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-cyan);
}

.info-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

a.info-value:hover {
    color: var(--color-cyan);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.social-link i {
    width: 18px;
    height: 18px;
}

.social-link:hover {
    background: rgba(0, 242, 254, 0.08);
    border-color: rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form-container {
    padding: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-group input, .form-group textarea {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-cyan);
    background: rgba(255, 255, 255, 0.04);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.1);
}

.form-feedback {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-feedback.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #34d399;
}

.form-feedback.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.hidden {
    display: none;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px 0;
    background: rgba(5, 7, 10, 0.8);
    position: relative;
    z-index: 10;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-link:hover {
    color: var(--color-cyan);
}

/* ==========================================================================
   SCROLL ANIMATIONS (INTERSECTION OBSERVER CLASS)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-description {
        margin: 0 auto 30px auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-graphic-container {
        max-width: 440px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .section-padding {
        padding: 70px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Navigation Hamburger Menu */
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(7, 9, 14, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 40px 24px;
        transition: var(--transition-normal);
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .nav-menu.open {
        left: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 24px;
        align-items: center;
    }
    
    .nav-link {
        font-size: 1.2rem;
    }
    
    /* Timeline adjustments */
    .timeline::before {
        left: 15px;
    }
    
    .timeline-dot {
        left: 4px;
    }
    
    .timeline-item {
        padding-left: 40px;
    }
    
    .form-group-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

/* ==========================================================================
   SCROLL TO TOP BUTTON
   ========================================================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(14, 20, 35, 0.7);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--color-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.05);
}

.scroll-top-btn:hover {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--color-cyan);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 0 25px rgba(0, 242, 254, 0.25);
    color: #fff;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn i {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.scroll-top-btn:hover i {
    transform: translateY(-2px);
}

/* ==========================================================================
   BIOGRAPHY DETAIL PAGE
   ========================================================================== */
.about-detail-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 40px;
    align-items: start;
}

.profile-sidebar-card {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 24px;
}

.sidebar-avatar-wrapper {
    margin-bottom: 24px;
}

.sidebar-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(0, 242, 254, 0.05);
    border: 2px solid rgba(0, 242, 254, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.1);
    transition: transform var(--transition-medium), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.profile-sidebar-card:hover .sidebar-avatar {
    transform: scale(1.05);
    border-color: var(--color-cyan);
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.3);
}

.sidebar-avatar .avatar-icon {
    width: 44px;
    height: 44px;
    color: var(--color-cyan);
}

.sidebar-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
    font-family: 'Space Grotesk', sans-serif;
}

.sidebar-title-label {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.sidebar-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    margin: 20px 0;
}

.sidebar-stats {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sidebar-stat-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

.sidebar-stat-item .stat-lbl {
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-stat-item .stat-lbl i {
    width: 16px;
    height: 16px;
    color: var(--color-cyan);
}

.sidebar-stat-item .stat-val {
    color: #fff;
    font-weight: 500;
}

.sidebar-socials {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.sidebar-social-link {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.sidebar-social-link:hover {
    color: var(--color-cyan);
    transform: translateY(-2px);
}

.bio-content-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.bio-tabs {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 16px;
}

.bio-tab-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-secondary);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: 'Space Grotesk', sans-serif;
}

.bio-tab-btn:hover {
    border-color: rgba(0, 242, 254, 0.4);
    color: var(--color-cyan);
}

.bio-tab-btn.active {
    background: rgba(0, 242, 254, 0.08);
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}

.bio-content-pane {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

.bio-content-pane.active {
    display: block;
}

.bio-article {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.bio-article h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    line-height: 1.2;
}

.bio-article h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 600;
    color: #fff;
    margin: 40px 0 20px 0;
    position: relative;
    padding-left: 16px;
}

.bio-article h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 4px;
    background: var(--color-cyan);
    border-radius: 2px;
    box-shadow: 0 0 8px var(--color-cyan);
}

.bio-article p {
    margin-bottom: 20px;
}

.bio-article p strong {
    color: #fff;
}

.bio-article ul {
    margin: 20px 0 30px 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    list-style-type: disc;
}

.bio-article li {
    position: relative;
    padding-left: 4px;
}

.bio-article li strong {
    color: #fff;
}

.bio-article .lead-text {
    font-size: 1.15rem;
    color: #fff;
    line-height: 1.7;
    background: rgba(0, 242, 254, 0.02);
    border: 1px solid rgba(0, 242, 254, 0.1);
    border-left: 4px solid var(--color-purple);
    padding: 24px;
    border-radius: 0 12px 12px 0;
    margin-bottom: 40px;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.02);
}

@media (max-width: 992px) {
    .about-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .profile-sidebar-card {
        position: relative;
        top: 0;
        max-width: 400px;
        margin: 0 auto;
    }
}

/* ==========================================================================
   VITASHIELD VERIFICATION WIDGET
   ========================================================================== */
.vitashield-group {
    margin-top: 24px;
    margin-bottom: 24px;
}

.vitashield-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-md);
    padding: 18px 24px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
}

.vitashield-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--color-purple);
    transition: var(--transition-fast);
}

.vitashield-card.verified::before {
    background: var(--color-cyan);
}

.vs-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.vs-logo-title {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-weight: 600;
    font-size: 1rem;
}

.vs-logo-icon {
    width: 18px;
    height: 18px;
    color: var(--color-purple);
    transition: var(--transition-fast);
}

.vitashield-card.verified .vs-logo-icon {
    color: var(--color-cyan);
}

.vs-badge {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(168, 85, 247, 0.1);
    color: var(--color-purple);
    border: 1px solid rgba(168, 85, 247, 0.2);
}

.vitashield-card.verified .vs-badge {
    background: rgba(0, 242, 254, 0.1);
    color: var(--color-cyan);
    border: 1px solid rgba(0, 242, 254, 0.2);
}

.vs-status {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
}

.vs-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ff5f56;
    display: inline-block;
}

.vs-status-dot.pulse {
    background: #ffbd2e;
    animation: vsDotPulse 1.5s infinite ease-in-out;
}

.vitashield-card.verified .vs-status-dot {
    background: #27c93f;
    box-shadow: 0 0 8px rgba(39, 201, 63, 0.8);
}

.vs-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.vs-hint {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.4;
}

.vs-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.vs-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 0.1s ease-out;
}

@keyframes vsDotPulse {
    0% {
        opacity: 0.4;
        transform: scale(0.9);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
        box-shadow: 0 0 6px rgba(255, 189, 46, 0.5);
    }
    100% {
        opacity: 0.4;
        transform: scale(0.9);
    }
}



/* ==========================================================================
   VYNALTH AI — PREMIUM UI LAYER
   A quieter, editorial system for the personal brand portfolio.
   ========================================================================== */
:root {
    --color-bg-dark: #05070c;
    --color-bg-card: rgba(12, 17, 28, 0.72);
    --color-bg-card-hover: rgba(18, 26, 42, 0.88);
    --color-text-primary: #f5f7fb;
    --color-text-secondary: #a4afc2;
    --color-text-muted: #66748a;
    --color-cyan: #70e7ff;
    --color-blue: #6b8cff;
    --color-purple: #b58cff;
    --color-pink: #ff76c8;
    --gradient-primary: linear-gradient(135deg, #70e7ff 0%, #6b8cff 100%);
    --gradient-accent: linear-gradient(135deg, #b58cff 0%, #ff76c8 100%);
    --border-radius-sm: 10px;
    --border-radius-md: 18px;
    --border-radius-lg: 28px;
    --transition-fast: 180ms cubic-bezier(0.23, 1, 0.32, 1);
    --transition-normal: 280ms cubic-bezier(0.23, 1, 0.32, 1);
    --transition-slow: 520ms cubic-bezier(0.23, 1, 0.32, 1);
}

html { scroll-padding-top: 88px; }

body {
    background:
        radial-gradient(900px 520px at 85% -10%, rgba(107, 140, 255, 0.15), transparent 68%),
        radial-gradient(720px 540px at -10% 32%, rgba(181, 140, 255, 0.10), transparent 70%),
        #05070c;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -2;
    opacity: 0.22;
    background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.55), transparent 76%);
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 20;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.36'/%3E%3C/svg%3E");
}

.container { max-width: 1280px; padding-left: 28px; padding-right: 28px; }
.section-padding { padding: 132px 0; }
.section-header { margin-bottom: 64px; }
.section-title { font-size: clamp(2.25rem, 4vw, 3.6rem); letter-spacing: -0.055em; }
.section-subtitle { max-width: 660px; font-size: 1.02rem; line-height: 1.8; }
.section-underline { height: 3px; width: 70px; margin-top: 18px; background: var(--gradient-primary); box-shadow: 0 0 20px rgba(112,231,255,0.32); }

.card {
    border-color: rgba(255, 255, 255, 0.09);
    border-radius: var(--border-radius-md);
    background: linear-gradient(145deg, rgba(19, 27, 43, 0.72), rgba(8, 12, 20, 0.72));
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.18), inset 0 1px 0 rgba(255,255,255,0.045);
}
.card:hover { border-color: rgba(112, 231, 255, 0.22); box-shadow: 0 26px 90px rgba(0,0,0,0.28), 0 0 36px rgba(112,231,255,0.06); }

.navbar { padding: 10px 0; background: rgba(5, 7, 12, 0.62); border-bottom-color: rgba(255,255,255,0.08); }
.navbar.scrolled { padding: 6px 0; background: rgba(5, 7, 12, 0.88); border-bottom-color: rgba(112,231,255,0.16); box-shadow: 0 12px 40px rgba(0,0,0,0.22); }
.nav-container { max-width: 1280px; height: 64px; }
.logo { font-size: 1.2rem; letter-spacing: -0.045em; }
.logo-img { width: 30px; height: 30px; border-color: rgba(112,231,255,0.7); box-shadow: 0 0 20px rgba(112,231,255,0.22); }
.nav-menu ul { gap: 30px; }
.nav-link { font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; }
.nav-link::after { height: 1px; }

.hero { min-height: min(960px, 100vh); padding-top: 126px; padding-bottom: 90px; }
.hero-content { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(370px, 0.86fr); align-items: center; max-width: 1280px; gap: clamp(42px, 7vw, 110px); text-align: left; }
.hero-text { align-items: flex-start; max-width: 700px; }
.hero-badge { margin-bottom: 30px; padding: 8px 13px; color: var(--color-cyan); background: rgba(112,231,255,0.06); border-color: rgba(112,231,255,0.22); font-size: 0.68rem; letter-spacing: 0.14em; box-shadow: inset 0 0 20px rgba(112,231,255,0.04), 0 0 25px rgba(112,231,255,0.08); }
.hero-title { max-width: 720px; margin-bottom: 28px; font-size: clamp(3.25rem, 6.4vw, 6.3rem); letter-spacing: -0.075em; line-height: 0.98; }
.hero-description { max-width: 590px; margin: 0 0 36px; color: #aeb9ca; font-size: 1.04rem; line-height: 1.8; }
.hero-actions { justify-content: flex-start; gap: 12px; }
.btn { min-height: 50px; padding: 14px 21px; border-radius: 11px; font-size: 0.88rem; letter-spacing: 0.02em; }
.btn:active { transform: scale(0.97); }
.btn-primary { color: #071019; box-shadow: 0 12px 34px rgba(112,231,255,0.16); }
.btn-primary:hover { box-shadow: 0 16px 42px rgba(112,231,255,0.3); }
.btn-secondary { background: rgba(255,255,255,0.035); border-color: rgba(255,255,255,0.12); }

.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; isolation: isolate; }
.hero-visual::before { content: ''; position: absolute; width: min(520px, 94%); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(112,231,255,0.16), rgba(107,140,255,0.06) 35%, transparent 68%); filter: blur(8px); z-index: -2; }
.hero-visual::after { content: 'VYNALTH / 2026'; position: absolute; top: 4%; right: 4%; color: rgba(164,175,194,0.45); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.16em; writing-mode: vertical-rl; }
.hero-visual-orbit { position: absolute; border: 1px solid rgba(112,231,255,0.16); border-radius: 50%; transform: rotate(-24deg); pointer-events: none; }
.orbit-a { width: 84%; height: 35%; border-left-color: transparent; border-right-color: rgba(181,140,255,0.25); }
.orbit-b { width: 70%; height: 70%; border-top-color: transparent; border-bottom-color: rgba(112,231,255,0.25); transform: rotate(42deg); }
.system-card { width: min(100%, 485px); padding: 25px; border-radius: 22px; border-color: rgba(112,231,255,0.21); background: linear-gradient(145deg, rgba(16, 27, 43, 0.92), rgba(7, 12, 21, 0.88)); box-shadow: 0 40px 100px rgba(0,0,0,0.38), 0 0 70px rgba(112,231,255,0.1); transform: rotate(2deg); }
.system-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(112,231,255,0.08), transparent 32%, rgba(181,140,255,0.07)); pointer-events: none; }
.system-card-topline, .system-metrics, .system-card-main { position: relative; z-index: 1; }
.system-card-topline { display: flex; justify-content: space-between; align-items: center; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.eyebrow, .system-code, .readout-label, .readout-meta, .system-metrics span { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.16em; color: var(--color-text-muted); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--color-cyan); }
.status-pulse, .note-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--color-cyan); box-shadow: 0 0 12px var(--color-cyan); }
.system-code { color: rgba(164,175,194,0.6); }
.system-card-main { display: flex; align-items: center; gap: 22px; padding: 34px 4px 28px; }
.system-ring { display: grid; place-items: center; width: 126px; height: 126px; flex: 0 0 126px; border: 1px solid rgba(112,231,255,0.34); border-radius: 50%; background: radial-gradient(circle, rgba(112,231,255,0.09) 0 27%, transparent 28%), conic-gradient(from 10deg, var(--color-cyan), transparent 23%, var(--color-purple) 48%, transparent 75%, var(--color-cyan)); box-shadow: 0 0 30px rgba(112,231,255,0.12), inset 0 0 25px rgba(112,231,255,0.09); animation: ringSpin 16s linear infinite; }
.system-ring-core { display: grid; place-items: center; width: 82px; height: 82px; border: 1px solid rgba(255,255,255,0.16); border-radius: 50%; background: #0a111d; color: var(--color-cyan); box-shadow: inset 0 0 24px rgba(112,231,255,0.13); animation: ringSpinReverse 16s linear infinite; }
.system-ring-core svg { width: 32px; height: 32px; }
.system-readout { display: flex; flex-direction: column; gap: 10px; }
.system-readout strong { max-width: 210px; font-size: 1.32rem; line-height: 1.15; letter-spacing: -0.04em; }
.readout-label { color: var(--color-cyan); }
.readout-meta { color: rgba(181,140,255,0.78); }
.system-wave { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; height: 58px; padding: 0 3px; border-top: 1px solid rgba(255,255,255,0.08); border-bottom: 1px solid rgba(255,255,255,0.08); }
.system-wave span { width: 5px; height: 18px; border-radius: 99px; background: var(--gradient-primary); opacity: 0.75; animation: wavePulse 1.7s ease-in-out infinite alternate; }
.system-wave span:nth-child(2n) { height: 32px; animation-delay: -0.4s; }
.system-wave span:nth-child(3n) { height: 44px; animation-delay: -0.8s; background: var(--gradient-accent); }
.system-wave span:nth-child(4n) { height: 25px; animation-delay: -1.1s; }
.system-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding-top: 20px; }
.system-metrics div { display: flex; flex-direction: column; gap: 7px; }
.system-metrics strong { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.08em; color: #e4eaf5; }
.hero-float-note { position: absolute; display: flex; align-items: center; gap: 9px; padding: 10px 13px; border: 1px solid rgba(255,255,255,0.11); border-radius: 10px; background: rgba(8,13,23,0.72); backdrop-filter: blur(14px); color: #b5bfd0; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.03em; box-shadow: 0 14px 35px rgba(0,0,0,0.22); }
.note-top { top: 18%; left: 0; animation: noteFloat 5.5s ease-in-out infinite; }
.note-bottom { right: -2%; bottom: 16%; animation: noteFloat 6.5s ease-in-out -1.4s infinite; }
.note-dot.purple { background: var(--color-purple); box-shadow: 0 0 12px var(--color-purple); }

.about-grid { gap: 52px; }
.about-info-panel { padding: 46px; }
.about-text { font-size: 1rem; line-height: 1.85; }
.skill-tag { padding: 9px 13px; background: rgba(255,255,255,0.025); border-color: rgba(255,255,255,0.09); font-size: 0.78rem; }
.stat-card { padding: 25px; border-radius: 16px; }
.stat-icon-wrapper { width: 48px; height: 48px; border-radius: 13px; }
.stat-num { font-size: 1.35rem; }

.filter-controls { justify-content: flex-start; margin-bottom: 38px; }
.filter-btn, .cert-filter-btn { padding: 10px 17px; border-radius: 10px; background: rgba(255,255,255,0.025); border-color: rgba(255,255,255,0.10); font-size: 0.76rem; letter-spacing: 0.04em; }
.filter-btn:hover, .filter-btn.active, .cert-filter-btn:hover, .cert-filter-btn.active { color: #071019; box-shadow: 0 8px 25px rgba(112,231,255,0.18); }
.projects-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.project-card { padding: 30px; border-radius: 18px; min-height: 350px; }
.project-card:first-child { grid-column: span 2; min-height: 380px; }
.project-card::after { content: ''; position: absolute; top: 0; left: 30px; right: 30px; height: 1px; background: linear-gradient(90deg, transparent, rgba(112,231,255,0.45), transparent); opacity: 0.65; }
.project-icon-box { width: 44px; height: 44px; border-radius: 13px; }
.project-badge { padding: 6px 9px; border: 1px solid rgba(255,255,255,0.09); border-radius: 99px; font-size: 0.62rem; letter-spacing: 0.11em; }
.project-title { font-size: 1.35rem; letter-spacing: -0.04em; }
.project-desc { font-size: 0.91rem; line-height: 1.75; }
.project-tech { gap: 6px; }
.project-tech span { padding: 5px 8px; border-radius: 6px; font-size: 0.65rem; background: rgba(255,255,255,0.035); }
.project-link { font-size: 0.78rem; letter-spacing: 0.05em; text-transform: uppercase; }

.timeline { max-width: 920px; }
.timeline::before { left: 22px; background: linear-gradient(to bottom, rgba(112,231,255,0.8), rgba(181,140,255,0.62), transparent); }
.timeline-item { padding-left: 68px; }
.timeline-dot { left: 11px; width: 24px; height: 24px; border-width: 2px; background: #070b12; }
.timeline-content { padding: 28px; border-radius: 16px; }
.timeline-title { font-size: 1.25rem; }
.timeline-desc { line-height: 1.75; }

.contact-grid { gap: 18px; }
.contact-info, .contact-form-container { padding: 34px; border-radius: 18px; }
.info-item { padding: 12px 0; }
.info-icon { width: 42px; height: 42px; border-radius: 12px; }
.social-links { gap: 8px; }
.social-link { width: 40px; height: 40px; border-radius: 11px; }
.form-group input, .form-group textarea, .form-group select { border-radius: 10px; border-color: rgba(255,255,255,0.10); background: rgba(255,255,255,0.035); transition: var(--transition-fast); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: rgba(112,231,255,0.65); box-shadow: 0 0 0 3px rgba(112,231,255,0.10), 0 0 24px rgba(112,231,255,0.08); outline: none; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--color-cyan); outline-offset: 4px; }

@keyframes ringSpin { to { transform: rotate(360deg); } }
@keyframes ringSpinReverse { to { transform: rotate(-360deg); } }
@keyframes wavePulse { from { transform: scaleY(0.55); opacity: 0.45; } to { transform: scaleY(1); opacity: 0.95; } }
@keyframes noteFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

@media (max-width: 1040px) {
    .hero-content { grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr); gap: 38px; }
    .hero-title { font-size: clamp(3.05rem, 6vw, 5rem); }
    .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .project-card:first-child { grid-column: span 2; }
}

@media (max-width: 820px) {
    .container { padding-left: 20px; padding-right: 20px; }
    .section-padding { padding: 92px 0; }
    .hero { min-height: auto; padding-top: 124px; }
    .hero-content { display: flex; flex-direction: column; align-items: stretch; text-align: left; gap: 42px; }
    .hero-text { align-items: flex-start; max-width: 680px; }
    .hero-visual { min-height: 450px; }
    .hero-visual::after { right: 1%; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; }
    .about-stats-panel { display: grid; grid-template-columns: repeat(3, 1fr); }
    .stat-card { flex-direction: column; align-items: flex-start; gap: 13px; }
    .stat-num { font-size: 1.08rem; }
    .stat-label { font-size: 0.78rem; }
    .nav-menu ul { gap: 20px; }
}

@media (max-width: 620px) {
    .section-title { font-size: 2.25rem; }
    .section-header { margin-bottom: 42px; }
    .hero-title { font-size: clamp(2.85rem, 14vw, 4.4rem); }
    .hero-description { font-size: 0.95rem; }
    .hero-actions { flex-wrap: wrap; }
    .hero-actions .btn { flex: 1 1 170px; }
    .hero-visual { min-height: 390px; }
    .system-card { padding: 18px; transform: none; }
    .system-card-main { gap: 14px; padding: 25px 0 22px; }
    .system-ring { width: 94px; height: 94px; flex-basis: 94px; }
    .system-ring-core { width: 62px; height: 62px; }
    .system-ring-core svg { width: 25px; height: 25px; }
    .system-readout strong { font-size: 1.02rem; }
    .note-top { top: 5%; left: -1%; }
    .note-bottom { right: -1%; bottom: 5%; }
    .hero-float-note { padding: 8px 10px; font-size: 0.57rem; }
    .about-info-panel, .contact-info, .contact-form-container { padding: 25px 20px; }
    .about-stats-panel { grid-template-columns: 1fr; }
    .stat-card { flex-direction: row; align-items: center; }
    .filter-controls { overflow-x: auto; justify-content: flex-start; padding-bottom: 5px; scrollbar-width: none; }
    .filter-controls::-webkit-scrollbar { display: none; }
    .projects-grid { grid-template-columns: 1fr; }
    .project-card, .project-card:first-child { grid-column: auto; min-height: 0; }
    .project-card { padding: 25px; }
    .form-group-row { grid-template-columns: 1fr; gap: 20px; }
    .timeline-item { padding-left: 54px; }
    .timeline::before { left: 16px; }
    .timeline-dot { left: 5px; }
    .nav-container { height: 58px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.001ms !important; }
}


/* ==========================================================================
   ACHIEVEMENT TIMELINE — EDITORIAL EVIDENCE CARDS
   ========================================================================== */
.timeline { max-width: 1080px; }
.timeline-item { margin-bottom: 28px; }
.timeline-item-featured .timeline-content { border-color: rgba(112,231,255,0.18); background: linear-gradient(135deg, rgba(16,29,46,0.88), rgba(10,14,25,0.82)); }
.timeline-content { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 0.72fr); align-items: stretch; gap: 28px; }
.timeline-copy { min-width: 0; }
.timeline-kicker { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 15px; color: var(--color-cyan); font-family: var(--font-mono); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.13em; text-transform: uppercase; }
.timeline-kicker svg { width: 14px; height: 14px; }
.timeline-media { align-self: stretch; display: flex; flex-direction: column; min-width: 0; margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,0.10); border-radius: 13px; background: rgba(0,0,0,0.22); }
.timeline-media img { display: block; width: 100%; height: 100%; min-height: 190px; object-fit: cover; transition: transform var(--transition-slow), filter var(--transition-slow); }
.timeline-media-wide img { min-height: 230px; }
.timeline-media:hover img { transform: scale(1.035); filter: saturate(1.08) contrast(1.03); }
.timeline-media figcaption { padding: 10px 12px; color: rgba(196,207,222,0.72); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.04em; line-height: 1.45; }
.timeline-content:hover .timeline-media { border-color: rgba(112,231,255,0.26); }
.achievement-stats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 21px; }
.achievement-stats span { display: flex; flex-direction: column; gap: 4px; min-width: 82px; padding: 10px 12px; border: 1px solid rgba(112,231,255,0.14); border-radius: 10px; background: rgba(112,231,255,0.045); }
.achievement-stats strong { color: #f5f7fb; font-family: var(--font-mono); font-size: 0.95rem; letter-spacing: -0.02em; }
.achievement-stats small { color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.07em; text-transform: uppercase; }
.achievement-stats-single span { border-color: rgba(181,140,255,0.20); background: rgba(181,140,255,0.06); }
.legacy-label { display: inline-block; margin-left: 5px; padding: 4px 7px; border: 1px solid rgba(181,140,255,0.22); border-radius: 99px; color: rgba(199,176,255,0.78); font-family: var(--font-mono); font-size: 0.55em; font-weight: 500; letter-spacing: 0.04em; vertical-align: middle; }

@media (max-width: 820px) {
    .timeline-content { grid-template-columns: 1fr; gap: 20px; }
    .timeline-media, .timeline-media-wide { max-height: 300px; }
    .timeline-media img, .timeline-media-wide img { min-height: 230px; max-height: 300px; }
}

@media (max-width: 620px) {
    .timeline-kicker { font-size: 0.58rem; }
    .timeline-content { gap: 16px; }
    .timeline-media, .timeline-media-wide { max-height: 260px; }
    .timeline-media img, .timeline-media-wide img { min-height: 190px; max-height: 260px; }
    .timeline-media figcaption { font-size: 0.56rem; }
    .achievement-stats { gap: 6px; }
    .achievement-stats span { min-width: 72px; padding: 9px 10px; }
    .legacy-label { display: block; width: fit-content; margin: 8px 0 0; }
}


/* Real Vynalth AI brand mark supplied by the owner */
.logo-img.logo-symbol {
    display: inline-block;
    flex: 0 0 30px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.72);
    background-color: #ffffff;
    background-image: url('assets/vynalth-symbol.jpg');
    background-repeat: no-repeat;
    background-position: center 50%;
    background-size: 315% auto;
    box-shadow: 0 0 22px rgba(255,255,255,0.14), 0 0 18px rgba(112,231,255,0.18);
    object-fit: cover;
}
.logo:hover .logo-img.logo-symbol { border-color: var(--color-cyan); box-shadow: 0 0 24px rgba(112,231,255,0.30); }


.project-logo-box { overflow: hidden; position: relative; background: rgba(255,255,255,0.92); }
.project-logo-mark { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; border-radius: inherit; }
.project-logo-box .project-logo-mark { transform: scale(2.95); }
.project-logo-box:hover .project-logo-mark { transform: scale(3.08); }
.project-logo-box .shield-logo-mark { transform: scale(1.08); }
.project-logo-box:hover .shield-logo-mark { transform: scale(1.15); }


/* Motion variables: small enough to feel intentional, never distracting */
.glow-bg-orb { translate: var(--parallax-x, 0px) var(--parallax-y, 0px); }
.logo-symbol { translate: var(--parallax-x, 0px) var(--parallax-y, 0px); transition: translate var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast); }
.hero-visual { translate: var(--parallax-x, 0px) var(--parallax-y, 0px); transition: translate 700ms cubic-bezier(0.22, 1, 0.36, 1); }
.btn.magnetic { translate: var(--magnetic-x, 0px) var(--magnetic-y, 0px); transition: translate 220ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast); }
.btn.magnetic:hover { translate: var(--magnetic-x, 0px) var(--magnetic-y, -2px); }

@media (max-width: 820px), (prefers-reduced-motion: reduce) {
    .glow-bg-orb, .logo-symbol, .hero-visual, .btn.magnetic { translate: none; }
}


/* ==========================================================================
   FOUNDER ECOSYSTEM / DASHBOARD / ACTIVITY SYSTEM
   ========================================================================== */
.section-eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; color: var(--color-cyan); font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.15em; text-transform: uppercase; }
.eyebrow-line { display: inline-block; width: 28px; height: 1px; background: var(--color-cyan); box-shadow: 0 0 12px rgba(112,231,255,0.65); }
.section-header-split { display: flex; align-items: flex-end; justify-content: space-between; gap: 48px; }
.section-header-split .section-subtitle { max-width: 420px; margin: 0 0 5px; }

.ecosystem-layout { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(270px, 0.65fr); gap: 18px; align-items: stretch; }
.ecosystem-map { min-height: 585px; padding: 25px; overflow: hidden; }
.ecosystem-map-topline, .dashboard-heading { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; padding-bottom: 17px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.ecosystem-canvas { position: relative; min-height: 500px; margin-top: 4px; isolation: isolate; }
.ecosystem-canvas::before { content: ''; position: absolute; inset: 17% 20%; border: 1px solid rgba(112,231,255,0.08); border-radius: 50%; box-shadow: 0 0 80px rgba(112,231,255,0.045), inset 0 0 80px rgba(181,140,255,0.035); }
.ecosystem-canvas::after { content: ''; position: absolute; inset: 29% 32%; border: 1px dashed rgba(181,140,255,0.14); border-radius: 50%; animation: orbitPulse 7s ease-in-out infinite; }
.ecosystem-lines { position: absolute; inset: 8% 8%; width: 84%; height: 84%; overflow: visible; z-index: 0; }
.ecosystem-lines path { fill: none; stroke: rgba(112,231,255,0.26); stroke-width: 0.22; stroke-dasharray: 1.2 1.8; vector-effect: non-scaling-stroke; }
.ecosystem-core { position: absolute; top: 50%; left: 50%; z-index: 2; display: flex; flex-direction: column; align-items: center; justify-content: center; width: 150px; height: 150px; transform: translate(-50%, -50%); border: 1px solid rgba(112,231,255,0.34); border-radius: 50%; background: radial-gradient(circle at 50% 40%, rgba(112,231,255,0.17), rgba(10,17,28,0.96) 56%); box-shadow: 0 0 42px rgba(112,231,255,0.15), inset 0 0 28px rgba(181,140,255,0.08); text-align: center; }
.core-ring { position: absolute; inset: -10px; border: 1px solid rgba(181,140,255,0.18); border-left-color: transparent; border-right-color: transparent; border-radius: 50%; animation: ringSpin 18s linear infinite; }
.core-monogram { margin-bottom: 7px; color: var(--color-cyan); font-family: var(--font-mono); font-size: 1.2rem; font-weight: 700; letter-spacing: 0.08em; }
.ecosystem-core strong { font-size: 0.96rem; letter-spacing: -0.03em; }
.ecosystem-core small { margin-top: 6px; color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.54rem; letter-spacing: 0.12em; }
.ecosystem-node { position: absolute; z-index: 3; display: flex; align-items: center; gap: 10px; width: 190px; min-height: 64px; padding: 10px 12px; border: 1px solid rgba(255,255,255,0.10); border-radius: 13px; background: rgba(9,15,25,0.78); color: var(--color-text-primary); cursor: pointer; text-align: left; backdrop-filter: blur(13px); box-shadow: 0 14px 34px rgba(0,0,0,0.18); transition: transform var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal), opacity var(--transition-normal), box-shadow var(--transition-normal); }
.ecosystem-node:hover, .ecosystem-node:focus-visible, .ecosystem-node.active { border-color: rgba(112,231,255,0.58); background: rgba(15,28,44,0.92); box-shadow: 0 16px 42px rgba(0,0,0,0.27), 0 0 28px rgba(112,231,255,0.11); outline: none; }
.ecosystem-node:hover { transform: translateY(-4px); }
.ecosystem-node span:last-child { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.ecosystem-node strong { font-size: 0.78rem; letter-spacing: -0.02em; }
.ecosystem-node small { overflow: hidden; color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.55rem; text-overflow: ellipsis; white-space: nowrap; }
.node-icon, .system-row-icon { display: grid; place-items: center; flex: 0 0 34px; width: 34px; height: 34px; overflow: hidden; border: 1px solid rgba(112,231,255,0.17); border-radius: 10px; background: rgba(112,231,255,0.08); color: var(--color-cyan); }
.node-icon img, .system-row-icon img { width: 100%; height: 100%; object-fit: cover; transform: scale(2.45); }
.node-icon.shield img, .system-row-icon.shield img { transform: scale(1.08); }
.node-icon svg { width: 16px; height: 16px; }
.node-vynalth { top: 10%; left: 3%; }
.node-shield { top: 10%; right: 3%; }
.node-navigator { bottom: 8%; left: 3%; }
.node-pedia { bottom: 8%; right: 3%; }
.node-vynova { top: 1%; left: 50%; transform: translateX(-50%); }
.node-vynova:hover { transform: translateX(-50%) translateY(-4px); }
.ecosystem-canvas:has(.ecosystem-node:hover) .ecosystem-node:not(:hover), .ecosystem-canvas:has(.ecosystem-node:focus-visible) .ecosystem-node:not(:focus-visible) { opacity: 0.46; }
.ecosystem-detail { min-height: 585px; padding: 32px; display: flex; flex-direction: column; justify-content: center; }
.detail-kicker, .metric-label, .activity-type { color: var(--color-cyan); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; }
.ecosystem-detail h3 { max-width: 250px; margin: 18px 0 14px; font-size: clamp(1.7rem, 3vw, 2.45rem); letter-spacing: -0.06em; }
.ecosystem-detail p { color: var(--color-text-secondary); font-size: 0.94rem; line-height: 1.8; }
.detail-divider { width: 100%; height: 1px; margin: 28px 0; background: rgba(255,255,255,0.10); }
.detail-meta { display: flex; justify-content: space-between; gap: 15px; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.065); }
.detail-meta span { color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; }
.detail-meta strong { color: #eaf0fa; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; }
.detail-prompt { display: flex; align-items: center; gap: 9px; margin-top: auto; padding-top: 28px; color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.62rem; line-height: 1.6; }

.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(270px, 0.85fr); gap: 18px; }
.dashboard-panel { padding: 26px; }
.system-list { display: flex; flex-direction: column; gap: 8px; padding-top: 15px; }
.system-row { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px; width: 100%; padding: 14px 10px; border: 1px solid transparent; border-radius: 12px; background: transparent; color: var(--color-text-primary); cursor: pointer; text-align: left; transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast); }
.system-row:hover, .system-row:focus-visible, .system-row.active { border-color: rgba(112,231,255,0.15); background: rgba(112,231,255,0.045); outline: none; }
.system-row:hover { transform: translateX(4px); }
.system-row-icon { width: 38px; height: 38px; flex-basis: 38px; }
.system-row-icon svg { width: 17px; height: 17px; }
.system-row-copy { display: flex; min-width: 0; flex-direction: column; gap: 5px; }
.system-row-copy strong { overflow: hidden; font-size: 0.88rem; text-overflow: ellipsis; white-space: nowrap; }
.system-row-copy small { overflow: hidden; color: var(--color-text-muted); font-size: 0.7rem; text-overflow: ellipsis; white-space: nowrap; }
.system-status { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.59rem; letter-spacing: 0.04em; white-space: nowrap; }
.system-status i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; }
.status-active { color: #72efb0; }
.status-developing { color: var(--color-cyan); }
.status-beta { color: #f3cc75; }
.status-planned { color: #a8aeba; }
.dashboard-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.metric-card { display: flex; min-height: 150px; flex-direction: column; justify-content: space-between; padding: 22px; }
.metric-card strong { margin: 12px 0; color: #f5f7fb; font-family: var(--font-mono); font-size: clamp(1.3rem, 3vw, 2rem); letter-spacing: -0.05em; }
.metric-card small { color: var(--color-text-muted); font-size: 0.72rem; line-height: 1.45; }
.metric-card-wide { grid-column: 1 / -1; min-height: 126px; }
.metric-card-wide strong { color: var(--color-cyan); font-size: clamp(1rem, 2vw, 1.55rem); letter-spacing: 0.04em; }

.activity-feed { display: flex; flex-direction: column; gap: 10px; }
.activity-entry { display: grid; grid-template-columns: 90px minmax(0, 1fr) auto; align-items: center; gap: 24px; padding: 20px 24px; border-radius: 15px; }
.activity-entry:hover { transform: translateX(5px); }
.activity-entry-featured { border-color: rgba(112,231,255,0.20); }
.activity-date { display: flex; flex-direction: column; gap: 3px; }
.activity-date span { color: #eff6ff; font-family: var(--font-mono); font-size: 1.7rem; letter-spacing: -0.08em; }
.activity-date small { color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; }
.activity-entry-body { min-width: 0; }
.activity-entry-body h3 { margin: 7px 0 7px; font-size: 1.04rem; letter-spacing: -0.03em; }
.activity-entry-body p { overflow: hidden; color: var(--color-text-secondary); font-size: 0.82rem; line-height: 1.65; text-overflow: ellipsis; }
.activity-arrow { display: grid; place-items: center; width: 35px; height: 35px; border: 1px solid rgba(255,255,255,0.10); border-radius: 50%; color: var(--color-cyan); }
.activity-arrow svg { width: 14px; height: 14px; }
.activity-note { display: flex; align-items: center; gap: 8px; margin-top: 16px; color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.61rem; letter-spacing: 0.04em; }

@keyframes orbitPulse { 0%, 100% { transform: scale(0.98) rotate(0deg); opacity: 0.55; } 50% { transform: scale(1.02) rotate(12deg); opacity: 1; } }

@media (max-width: 1120px) {
    .nav-menu ul { gap: 16px; }
    .nav-link { font-size: 0.74rem; }
}

@media (max-width: 980px) {
    .section-header-split { align-items: flex-start; flex-direction: column; gap: 12px; }
    .section-header-split .section-subtitle { max-width: 620px; }
    .ecosystem-layout, .dashboard-grid { grid-template-columns: 1fr; }
    .ecosystem-detail { min-height: 0; }
}

@media (max-width: 820px) {
    .ecosystem-map { min-height: 620px; }
    .ecosystem-canvas { min-height: 535px; }
    .ecosystem-node { width: 178px; }
    .dashboard-metrics { grid-template-columns: repeat(3, 1fr); }
    .metric-card, .metric-card-wide { grid-column: auto; min-height: 140px; }
    .metric-card-wide { min-height: 140px; }
}

@media (max-width: 620px) {
    .section-eyebrow { font-size: 0.56rem; letter-spacing: 0.11em; }
    .ecosystem-map { padding: 18px; }
    .ecosystem-map-topline { align-items: flex-start; flex-direction: column; gap: 10px; }
    .ecosystem-canvas { min-height: 560px; }
    .ecosystem-canvas::before { inset: 21% 8%; }
    .ecosystem-canvas::after { inset: 31% 18%; }
    .ecosystem-lines { inset: 13% 3%; width: 94%; height: 74%; }
    .ecosystem-core { width: 126px; height: 126px; }
    .ecosystem-node { width: 156px; min-height: 58px; padding: 8px; gap: 7px; }
    .ecosystem-node strong { font-size: 0.68rem; }
    .ecosystem-node small { font-size: 0.47rem; }
    .node-icon { flex-basis: 29px; width: 29px; height: 29px; }
    .node-vynalth { top: 3%; left: 0; }
    .node-shield { top: 3%; right: 0; }
    .node-navigator { bottom: 2%; left: 0; }
    .node-pedia { bottom: 2%; right: 0; }
    .node-vynova { top: 51%; }
    .dashboard-panel { padding: 20px 15px; }
    .dashboard-heading { align-items: flex-start; flex-direction: column; gap: 9px; }
    .dashboard-metrics { grid-template-columns: 1fr; }
    .metric-card, .metric-card-wide { grid-column: auto; min-height: 116px; }
    .activity-entry { grid-template-columns: 64px minmax(0, 1fr) auto; gap: 12px; padding: 17px 14px; }
    .activity-date span { font-size: 1.35rem; }
    .activity-entry-body h3 { font-size: 0.88rem; }
    .activity-entry-body p { font-size: 0.72rem; }
    .activity-type { font-size: 0.53rem; }
}


/* Touch polish */
.ecosystem-node, .system-row, .btn, .nav-toggle, .filter-btn, .cert-filter-btn, .social-link { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
@media (max-width: 620px) {
    .node-vynova { top: 21%; }
    .ecosystem-node:active, .system-row:active, .btn:active { transform: scale(0.985); }
}


/* Mobile viewport containment and touch target polish */
html, body { max-width: 100%; overflow-x: hidden; }
.filter-controls { overscroll-behavior-x: contain; }
@media (max-width: 900px) {
    .nav-toggle { display: grid; width: 44px; height: 44px; place-items: center; }
    .nav-link { display: flex; min-height: 44px; align-items: center; justify-content: center; }
}
@media (max-width: 620px) {
    .filter-controls { max-width: 100%; padding-bottom: 8px; touch-action: pan-x; }
}