/* Premium Portfolio Launch Page Styles */
:root {
    --bg-main: #111111; /* Dark charcoal */
    --bg-secondary: #1a1a1a;
    --text-primary: #f8fafc;
    --text-secondary: #a1a1aa;
    --accent: #10b981; /* Emerald Green */
    --accent-glow: rgba(16, 185, 129, 0.4);
    --border-color: rgba(255, 255, 255, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Return Button */
.return-btn {
    position: fixed;
    top: 2rem;
    left: 2rem;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 500;
    z-index: 1000;
    transition: all 0.3s ease;
}
.return-btn:hover { background: rgba(255,255,255,0.1); }

/* Typography */
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    text-align: center;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    position: relative;
    background: radial-gradient(circle at top center, rgba(16,185,129,0.15) 0%, var(--bg-main) 70%);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}
.hero h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -1px;
}
.hero .highlight {
    background: linear-gradient(135deg, #34d399 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-inline: auto;
}

/* CTA */
.cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
}
@media (max-width: 600px) {
    .cta-group { flex-direction: column; }
}
.btn-main {
    background: var(--accent);
    color: #000;
    font-size: 1.125rem;
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: 999px;
    text-decoration: none;
    box-shadow: 0 10px 30px -10px var(--accent-glow);
    transition: all 0.3s ease;
    border: 1px solid transparent;
}
.btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px -10px var(--accent-glow);
    background: #059669;
}
.btn-secondary {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 1.125rem;
}
.btn-secondary:hover { color: var(--accent); }

/* About Section */
.about {
    padding: 8rem 0;
    background: var(--bg-secondary);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
@media (max-width: 768px) {
    .about-grid { grid-template-columns: 1fr; gap: 2rem; }
}
.about-text p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}
.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}
.skill-tag {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.25rem;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 8rem 0;
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
.feature-card {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: left;
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}
.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}
.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}
.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Projects Section */
.projects {
    padding: 8rem 0;
    background: var(--bg-secondary);
}
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.project-card {
    background: var(--bg-main);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -20px rgba(0,0,0,0.5);
}
.project-image {
    height: 200px;
    width: 100%;
}
.project-info {
    padding: 2rem;
}
.project-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}
.project-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}
.project-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
}
.project-link:hover { text-decoration: underline; }

/* Footer */
.site-footer {
    background-color: var(--bg-main);
    border-top: 1px solid var(--border-color);
    padding: 4rem 2rem 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 3rem;
}
.footer-brand {
    flex: 1;
    min-width: 250px;
}
.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 800;
    font-size: 1.25rem;
    color: #fff;
    margin-bottom: 1rem;
}
.brand-desc {
    max-width: 300px;
}
.footer-links, .footer-contact {
    min-width: 200px;
}
.site-footer h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 1.25rem;
    font-weight: 600;
}
.footer-links ul {
    list-style: none;
}
.footer-links li {
    margin-bottom: 0.75rem;
}
.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}
.footer-links a:hover {
    color: #fff;
}
.footer-contact p {
    margin-bottom: 0.75rem;
}
.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    text-align: center;
}
.footer-bottom a {
    color: var(--text-secondary);
    text-decoration: none;
}
.footer-bottom a:hover {
    color: #fff;
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Specific animation types */
.fade-in-up {
    transform: translateY(40px);
}
.slide-in-left {
    transform: translateX(-40px);
}
.slide-in-right {
    transform: translateX(40px);
}

/* State when visible */
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translate(0);
}

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