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

:root {
    --bg: #0a0a0f;
    --surface: #12121a;
    --surface-hover: #1a1a24;
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.4);
    --secondary: #22d3ee;
    --secondary-glow: rgba(34, 211, 238, 0.3);
    --text: #e2e8f0;
    --muted: #64748b;
    --border: #1e1e2e;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text);
    text-decoration: none;
}

.logo span {
    color: var(--primary);
}

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

.nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--text);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 24px;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero h1 .typed-text {
    color: var(--primary);
}

.hero h1 .cursor {
    color: var(--secondary);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--muted);
    max-width: 600px;
    margin-bottom: 40px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: #5558e3;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--primary-glow);
}

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

.btn-secondary:hover {
    background: var(--surface);
    border-color: var(--primary);
}

/* Section */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: white;
}

.service-card h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--muted);
    font-size: 0.95rem;
}

/* About */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.about-text h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.about-text p {
    color: var(--muted);
    margin-bottom: 20px;
}

.highlight {
    color: var(--text);
    font-weight: 500;
}

.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.stat-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

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

/* Tech Stack */
.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.tech-tag {
    padding: 10px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.tech-tag:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

/* Experience */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    padding-left: 40px;
    padding-bottom: 48px;
}

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

.timeline-dot {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border-radius: 50%;
    border: 3px solid var(--bg);
}

.timeline-date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.timeline-company {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-position {
    color: var(--muted);
    margin-bottom: 12px;
}

.timeline-description {
    color: var(--muted);
    font-size: 0.95rem;
}

/* Contact */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.contact-info h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.contact-info p {
    color: var(--muted);
    margin-bottom: 32px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    text-decoration: none;
    transition: all 0.3s;
}

.contact-link:hover {
    border-color: var(--primary);
    transform: translateX(4px);
}

.contact-link i {
    color: var(--primary);
}

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.consent-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.consent-group input[type="checkbox"] {
    width: auto;
    margin-top: 3px;
}

.consent-group label {
    display: inline;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 0;
    cursor: pointer;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-submit {
    width: 100%;
}

.form-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.spin {
    animation: spin 1s linear infinite;
}

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

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    text-align: center;
}

footer p {
    color: var(--muted);
    font-size: 0.9rem;
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2rem;
    }

    section {
        padding: 60px 0;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Phone input styling */
input[type="tel"] {
    caret-color: var(--primary);
}

input[type="tel"].error {
    border-color: #ef4444;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 48px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    transform: scale(0.9) translateY(20px);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

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

.modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.modal-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
}

.modal h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.modal p {
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.6;
}

.modal .typed-text {
    color: var(--primary);
}

.modal .cursor {
    color: var(--secondary);
    animation: blink 1s infinite;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--muted);
    transition: all 0.3s;
}

.modal-close:hover {
    border-color: var(--primary);
    color: var(--text);
}

.modal-close i {
    width: 18px;
    height: 18px;
}