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

:root {
    --bg: #0a0a0f;
    --bg-elevated: #12121a;
    --bg-card: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.08);
    --text: #f0f0f5;
    --text-muted: #9898a6;
    --accent: #7c5cff;
    --accent-2: #00d4ff;
    --accent-3: #ff6b9d;
    --gradient: linear-gradient(135deg, #7c5cff 0%, #00d4ff 50%, #ff6b9d 100%);
    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --radius: 16px;
    --radius-lg: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* Canvas */
#particles {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* Cursor glow */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124, 92, 255, 0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
    opacity: 0;
}

body:hover .cursor-glow {
    opacity: 1;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.25rem 0;
    transition: var(--transition);
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0.85rem 0;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

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

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition);
}

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

.nav-cta {
    background: var(--gradient) !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #fff !important;
    color: #fff !important;
    padding: 0.6rem 1.25rem !important;
    border-radius: 999px !important;
    font-weight: 600 !important;
}

.nav-cta:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 15, 0.98);
    z-index: 99;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu a {
    color: var(--text);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 1.5rem 4rem;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    gap: 3rem;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(124, 92, 255, 0.12);
    border: 1px solid rgba(124, 92, 255, 0.3);
    padding: 0.4rem 1rem;
    border-radius: 999px;
    font-size: 0.85rem;
    color: #b8a4ff;
    margin-bottom: 1.5rem;
}

.pulse {
    width: 8px;
    height: 8px;
    background: #7c5cff;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(124, 92, 255, 0.5); }
    50% { opacity: 0.7; box-shadow: 0 0 0 8px rgba(124, 92, 255, 0); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
}

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

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.75rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 24px rgba(124, 92, 255, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(124, 92, 255, 0.45);
}

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

.btn-ghost:hover {
    background: var(--bg-card);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn.full {
    width: 100%;
    justify-content: center;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Hero visual */
.hero-visual {
    flex: 1;
    position: relative;
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.6;
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    width: 280px;
    height: 280px;
    background: #7c5cff;
    top: 10%;
    left: 10%;
}

.orb-2 {
    width: 200px;
    height: 200px;
    background: #00d4ff;
    bottom: 15%;
    right: 5%;
    animation-delay: -3s;
}

.orb-3 {
    width: 150px;
    height: 150px;
    background: #ff6b9d;
    top: 40%;
    right: 30%;
    animation-delay: -5s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(20px, -30px); }
    66% { transform: translate(-15px, 15px); }
}

.glass-card {
    position: relative;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    width: 320px;
    z-index: 2;
}

.glass-card.floating {
    animation: floatCard 6s ease-in-out infinite;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0) rotate(-1deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}

.glass-header {
    display: flex;
    gap: 6px;
    margin-bottom: 1.25rem;
}

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

.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }

.code-lines {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.8;
}

.code-lines .keyword { color: #c792ea; }
.code-lines .string { color: #c3e88d; }
.code-lines .func { color: #82aaff; }
.code-lines .indent { padding-left: 1.5rem; }

.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; height: 30px; }
    50% { opacity: 1; height: 50px; }
}

/* ===== Sections ===== */
.section {
    position: relative;
    z-index: 2;
    padding: 6rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-header {
    margin-bottom: 3.5rem;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-desc {
    color: var(--text-muted);
    margin-top: 0.75rem;
    font-size: 1.1rem;
}

/* About */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-top: 2rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.feature-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.feature strong {
    display: block;
    font-weight: 600;
}

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

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

.mini-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    transition: var(--transition);
    cursor: default;
}

.mini-card:hover {
    background: rgba(124, 92, 255, 0.08);
    border-color: rgba(124, 92, 255, 0.3);
    transform: translateY(-4px);
}

.mini-card h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.mini-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.service-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    border-color: rgba(124, 92, 255, 0.4);
    background: rgba(124, 92, 255, 0.06);
    transform: translateY(-6px);
}

.service-num {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.service-card > p {
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
}

.service-card ul {
    list-style: none;
}

.service-card li {
    position: relative;
    padding-left: 1.25rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
}

.service-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.portfolio-item {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

.portfolio-item.revealed {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-thumb {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
}

.thumb-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.thumb-placeholder.alt {
    background: linear-gradient(135deg, #1a0a2e 0%, #2e1a4e 50%, #4a1a6e 100%);
}

.thumb-placeholder span {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    opacity: 0.3;
}

.thumb-placeholder p {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 15, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    font-size: 1.1rem;
}

.portfolio-item h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.portfolio-item > p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Contact */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info p {
    color: var(--text-muted);
    margin: 1.25rem 0 2rem;
    font-size: 1.05rem;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text);
    text-decoration: none;
    font-size: 1.15rem;
    font-weight: 500;
    transition: color var(--transition);
}

.contact-link:hover {
    color: var(--accent-2);
}

.contact-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--text-muted);
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.85rem 1rem;
    color: var(--text);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    background: rgba(124, 92, 255, 0.06);
}

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

.form-note {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

/* Footer */
.footer {
    position: relative;
    z-index: 2;
    border-top: 1px solid var(--border);
    padding: 2.5rem 0;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--accent-2);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 7rem;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        width: 100%;
        height: 320px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

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

    .burger {
        display: flex;
    }

    .mobile-menu {
        display: flex;
    }

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

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

    .hero-stats {
        flex-direction: column;
        gap: 1.25rem;
        align-items: center;
    }

    .about-cards {
        grid-template-columns: 1fr 1fr;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .about-cards {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Reveal animation helper */
[data-reveal] {
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}