:root {
    /* Colors */
    --bg-main: #09090b; /* Zinc 950 */
    --bg-darker: #000000;
    --bg-surface: #18181b; /* Zinc 900 */
    --bg-surface-hover: #27272a; /* Zinc 800 */
    
    --text-primary: #f4f4f5; /* Zinc 50 */
    --text-secondary: #a1a1aa; /* Zinc 400 */
    --text-muted: #71717a; /* Zinc 500 */
    
    --accent-cyan: #06b6d4; /* Cyan 500 */
    --accent-cyan-dark: #0891b2;
    --accent-blue: #3b82f6; /* Blue 500 */
    --accent-emerald: #10b981;
    --accent-indigo: #6366f1;
    
    --border-light: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    --glass-bg: rgba(24, 24, 27, 0.65);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    /* Typography */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Space Grotesk', monospace;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --container-max: 1200px;
    --section-py: 6rem;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

/* Background Effects */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -2;
    pointer-events: none;
    mask-image: radial-gradient(circle at center, black, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at center, black, transparent 80%);
}

.glow-orb {
    position: fixed;
    width: 50vw;
    height: 50vw;
    max-width: 600px;
    max-height: 600px;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.15;
    pointer-events: none;
}

.glow-orb.top-left {
    top: -10%;
    left: -10%;
    background: radial-gradient(circle, var(--accent-cyan), transparent 60%);
    animation: drift 15s infinite alternate ease-in-out;
}

.glow-orb.bottom-right {
    bottom: -10%;
    right: -10%;
    background: radial-gradient(circle, var(--accent-blue), transparent 60%);
    animation: drift 20s infinite alternate-reverse ease-in-out;
}

@keyframes drift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-family: var(--font-heading);
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: #fff;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4);
    filter: brightness(1.1);
}

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

.btn-secondary:hover {
    background: var(--bg-surface-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
}

/* Layout Utilities */
.section {
    padding: var(--section-py) 2rem;
    position: relative;
}

.bg-darker {
    background-color: var(--bg-darker);
}

.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

/* Navbar */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(9, 9, 11, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-normal);
}

.glass-nav.scrolled {
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.logo-icon {
    color: var(--accent-cyan);
    font-size: 1.2rem;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent-cyan);
    transition: var(--transition-normal);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-light);
    padding: 1rem 0;
    flex-direction: column;
}

.mobile-menu.active {
    display: flex;
}

.mobile-link {
    padding: 1rem 2rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--border-light);
}

.mobile-link:last-child {
    border-bottom: none;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 2rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    position: relative;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    border-radius: inherit;
    animation: pulse-ring 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(3); opacity: 0; }
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 540px;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-social {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-surface);
    color: var(--text-primary);
    text-decoration: none;
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.social-icon:hover {
    background: var(--bg-surface-hover);
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
}

/* Infra Diagram (Hero Visual) */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.infra-diagram {
    position: relative;
    width: 100%;
    height: 100%;
}

.node {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-cyan);
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    z-index: 2;
    transition: var(--transition-normal);
}

.node:hover {
    transform: scale(1.1);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.dev-node { top: 10%; left: 10%; color: var(--text-primary); }
.git-node { top: 40%; left: 10%; color: #F05032; }
.cicd-node { top: 40%; left: 40%; color: var(--accent-blue); }
.docker-node { top: 10%; left: 40%; color: #2496ED; }
.k8s-node { top: 40%; right: 10%; }
.k8s-node .svg-icon { width: 35px; height: 35px; }
.cloud-wrapper {
    position: absolute;
    bottom: 10%;
    right: 20%;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cloud-bg {
    font-size: 5rem;
    color: rgba(255,255,255,0.03);
    position: absolute;
    z-index: 1;
}

.aws-node {
    position: relative;
    z-index: 2;
    color: #FF9900;
}

.flow-line {
    position: absolute;
    background: var(--border-light);
    z-index: 1;
}

.flow-line.line-1 { top: 40%; left: 20%; width: 0; height: 2px; } /* Changed to CSS only paths */
.packet {
    width: 6px;
    height: 6px;
    background: var(--accent-cyan);
    border-radius: 50%;
    position: absolute;
    box-shadow: 0 0 10px var(--accent-cyan);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.about-text strong {
    color: var(--text-primary);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-light);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: var(--transition-normal);
}

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    background: var(--bg-surface-hover);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.stat-value {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

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

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.skill-category {
    padding: 2rem;
    transition: var(--transition-normal);
}

.skill-category:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.category-icon {
    font-size: 1.5rem;
}

.text-cyan { color: var(--accent-cyan); }
.text-blue { color: var(--accent-blue); }
.text-indigo { color: var(--accent-indigo); }
.text-emerald { color: var(--accent-emerald); }

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tech-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-light);
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.tech-item:hover {
    background: var(--bg-surface-hover);
    color: var(--text-primary);
    border-color: var(--accent-cyan);
}

/* Pipeline Section */
.pipeline-container {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.pipeline-track {
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--border-light) 10%, var(--border-light) 90%, transparent);
    z-index: 1;
}

.pipeline-stage {
    display: flex;
    align-items: center;
    gap: 2rem;
    position: relative;
    z-index: 2;
    padding-left: 5px;
    transition: var(--transition-normal);
}

.pipeline-stage:hover {
    transform: translateX(10px);
}

.stage-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-main);
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
    flex-shrink: 0;
}

.k8s-icon-wrap img {
    width: 20px;
    height: 20px;
}

.stage-content {
    background: var(--glass-bg);
    border: 1px solid var(--border-light);
    border-radius: 0.75rem;
    padding: 1rem 1.5rem;
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-normal);
}

.pipeline-stage:hover .stage-content {
    border-color: var(--accent-cyan);
    background: var(--bg-surface-hover);
}

.stage-content h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.stage-content p {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-cyan);
}

/* Experience Timeline */
.timeline-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-light);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: 14px;
    top: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 0 4px var(--bg-main), 0 0 10px var(--accent-cyan);
}

.timeline-content {
    padding: 2rem;
    transition: var(--transition-normal);
}

.timeline-content:hover {
    border-color: var(--border-hover);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.role {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.company {
    font-size: 1.1rem;
    color: var(--accent-cyan);
    font-weight: 500;
}

.timeline-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.role-details {
    list-style: none;
    margin-bottom: 1.5rem;
}

.role-details li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.role-details li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
}

.role-details strong {
    color: var(--text-primary);
}

.role-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.role-tech span {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    color: var(--text-secondary);
}

/* Projects Section */
.projects-grid-large {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.project-card-large {
    display: flex;
    flex-direction: column;
    padding: 2.5rem;
    transition: var(--transition-normal);
}

.project-card-large:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.project-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 800px;
}

.project-architecture {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border-light);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.project-architecture h4 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.arch-diagram {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.arch-node {
    font-weight: 600;
    color: var(--accent-cyan);
    padding: 0.5rem 1rem;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 4px;
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.arch-arrow {
    color: var(--text-muted);
}

.project-features {
    list-style: none;
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.project-features li {
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.project-features i {
    color: var(--accent-emerald);
    margin-top: 4px;
}

.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.tech-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    border-radius: 2rem;
    font-size: 0.85rem;
    color: var(--text-primary);
}

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

/* Certifications */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.cert-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
}

.cert-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
}

.ms-blue {
    background: rgba(0, 164, 239, 0.1);
    color: #00a4ef;
    border: 1px solid rgba(0, 164, 239, 0.2);
}

.ms-green {
    background: rgba(127, 186, 0, 0.1);
    color: #7fba00;
    border: 1px solid rgba(127, 186, 0, 0.2);
}

.cert-title {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.cert-org {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.cert-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background: rgba(255,255,255,0.05);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.hover-lift {
    transition: var(--transition-normal);
}
.hover-lift:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
}

/* Contact */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0;
    overflow: hidden;
}

.contact-info {
    padding: 4rem;
    background: rgba(255,255,255,0.02);
}

.contact-desc {
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-method-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.contact-method-item:hover .icon-circle {
    background: var(--accent-cyan);
    color: #fff;
    border-color: var(--accent-cyan);
}

.contact-method-item:hover span {
    color: var(--accent-cyan);
}

.icon-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent-cyan);
    transition: var(--transition-normal);
}

.contact-method-item h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-method-item span {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition-fast);
    word-break: break-all;
    overflow-wrap: break-word;
}

.contact-form-wrapper {
    padding: 4rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--bg-main);
    border: 1px solid var(--border-light);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-family: var(--font-body);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2);
}

.w-full {
    width: 100%;
}

.form-status {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.9rem;
}

.status-success { color: var(--accent-emerald); }
.status-error { color: #ef4444; }

/* Footer */
.footer {
    border-top: 1px solid var(--border-light);
    padding: 4rem 2rem 2rem;
    background: var(--bg-main);
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    color: var(--accent-cyan);
    transform: translateY(-2px);
}

.footer-bottom {
    max-width: var(--container-max);
    margin: 0 auto;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 45px;
    height: 45px;
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: #fff;
    transform: translateY(-3px);
}

/* Animations / Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-cta-group {
        justify-content: center;
    }
    
    .hero-social {
        justify-content: center;
    }
    
    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-info, .contact-form-wrapper {
        padding: 3rem 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions .btn {
        display: none;
    }
    
    .hamburger {
        display: block;
    }
    
    .section {
        padding: 4rem 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .pipeline-stage {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding-left: 20px;
    }
    
    .pipeline-track {
        left: 20px;
    }
    
    .stage-content {
        width: 100%;
        margin-left: 10px;
    }
    
    .timeline-item {
        padding-left: 30px;
    }
    
    .timeline-line {
        left: 0;
    }
    
    .timeline-dot {
        left: -6px;
    }
    
    .timeline-meta {
        align-items: flex-start;
    }
    
    .project-card-large {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-cta-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
}