/* =========================================
   CSS Variables & Theme Setup (Light Theme)
========================================= */
:root {
    /* Colors */
    --bg-main: #f8fafc;
    --bg-alt: #ffffff;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;

    --text-primary: #0f172a;
    --text-secondary: #475569;

    --accent-primary: #2563eb;
    --accent-primary-hover: #1d4ed8;

    --variant-1-bg: rgba(37, 99, 235, 0.1);
    --variant-1-text: #2563eb;

    --variant-2-bg: rgba(124, 58, 237, 0.1);
    --variant-2-text: #7c3aed;

    --variant-3-bg: rgba(5, 150, 105, 0.1);
    --variant-3-text: #059669;

    /* Typography */
    --font-main: 'Outfit', sans-serif;

    /* Effects */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    height: 100%;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* =========================================
   Navbar
========================================= */
.navbar {
    width: 100%;
    padding: 1.5rem 0;
    background-color: transparent;
    transition: all var(--transition-normal);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

/* =========================================
   Main Content
========================================= */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

/* =========================================
   Projects Section
========================================= */
.projects {
    width: 100%;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1.25rem;
    padding: 2.5rem;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    height: 100%;
}

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

.project-content {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.project-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.project-icon.variant-1 {
    background-color: var(--variant-1-bg);
    color: var(--variant-1-text);
}

.project-icon.variant-2 {
    background-color: var(--variant-2-bg);
    color: var(--variant-2-text);
}

.project-icon.variant-3 {
    background-color: var(--variant-3-bg);
    color: var(--variant-3-text);
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.project-type {
    margin-bottom: 0.75rem;
}

.project-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.05rem;
    flex: 1;
}

.project-link-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-primary);
    transition: all var(--transition-normal);
    margin-top: auto;
}

.project-card:hover .project-link-indicator {
    gap: 0.75rem;
}

/* =========================================
   Footer
========================================= */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-main);
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 1rem;
}

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

.footer-socials a {
    font-size: 1.25rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-socials a:hover {
    color: var(--text-primary);
}

@media (min-width: 640px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* =========================================
   Animations
========================================= */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

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