@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --bg: #050505;
    --card-bg: #0a0a0a;
    --card-border: #1a1a1a;
    --accent: #00d4ff;
    --accent-glow: rgba(0, 212, 255, 0.2);
    --text-main: #ffffff;
    --text-dim: #a1a1aa;
    --font: 'Outfit', sans-serif;
    --nav-height: 70px;
}

body.light-theme {
    --bg: #fcfcfc;
    --card-bg: #ffffff;
    --card-border: #e5e7eb;
    --text-main: #111827;
    --text-dim: #4b5563;
    --accent: #0284c7;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text-main);
    font-family: var(--font);
    line-height: 1.5;
    overflow-x: hidden;
    transition: background 0.4s ease;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.2s;
}

header {
    height: var(--nav-height);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: 0.3s;
}

header.scrolled {
    background: rgba(var(--bg), 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
}

nav {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dim);
}

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

.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero-tag {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -3px;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 3rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 99px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: 0.3s;
}

.btn-primary {
    background: var(--text-main);
    color: var(--bg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255,255,255,0.1);
}

.btn-secondary {
    border: 1px solid var(--card-border);
    background: var(--card-bg);
}

.btn-secondary:hover {
    background: var(--card-border);
}

/* Bento Grid System */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto;
    gap: 1.5rem;
    margin-top: 4rem;
}

.bento-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1.5rem;
    padding: 2rem;
    transition: 0.3s;
}

.bento-item:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.project-card {
    grid-column: span 2;
}

.skill-card {
    grid-column: span 1;
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .bento-grid { grid-template-columns: 1fr; }
    .project-card { grid-column: span 1; }
}

.footer {
    padding: 4rem 0;
    text-align: center;
    border-top: 1px solid var(--card-border);
    margin-top: 4rem;
}

.footer p {
    color: var(--text-dim);
    font-size: 0.8rem;
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--accent);
    z-index: 10001;
}

.theme-toggle {
    cursor: pointer;
    font-size: 1.2rem;
}