/* ============================================
   MINIMALIST PORTFOLIO - LIGHT THEME
   ============================================ */

:root {
    /* Light Theme Palette */
    --bg-main: #ffffff;
    --bg-alt: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #ffffff;

    /* Accents */
    --primary: #2563eb;
    /* Royal Blue */
    --primary-dark: #1d4ed8;
    --secondary: #475569;
    /* Slate */
    --accent: #0ea5e9;
    /* Sky Blue */

    /* Text */
    --text-main: #0f172a;
    /* Slate 900 */
    --text-muted: #64748b;
    /* Slate 500 */
    --text-light: #94a3b8;

    /* Borders & Shadows */
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'Fira Code', 'JetBrains Mono', monospace;

    /* Spacing */
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* UI Elements */
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: auto;
    /* Ensure default cursor */
}

/* ============================================
   UTILITIES & ANIMATIONS
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
}

/* Scroll Animation Classes */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ============================================
   NAVIGATION
   ============================================ */

nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.03em;
}

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

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

.nav-link:hover {
    color: var(--primary);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
}

#mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 2000;
}

.menu-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(2px);
}

.menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    background: var(--bg-main);
    border-left: 1px solid var(--border-color);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transform: translateX(0);
    transition: transform 0.3s ease;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.05);
}

.hidden .menu-content {
    transform: translateX(100%);
}

.hidden {
    display: none !important;
}

.menu-link {
    color: var(--text-main);
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    align-self: flex-end;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
}

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

    .mobile-menu-btn {
        display: block;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-simple {
    min-height: 90vh;
    /* Slightly shorter for minimalist feel */
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    background: radial-gradient(circle at 50% 50%, #f8fafc 0%, #ffffff 100%);
}

/* Removed Canvas Background */

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    text-align: center;
    /* Centered for minimalist look */
}

.hero-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-4);
    letter-spacing: -0.04em;
    color: var(--text-main);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-muted);
    margin-bottom: var(--space-6);
    font-weight: 400;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto var(--space-8);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1rem;
    cursor: pointer;
}

.btn-primary {
    background: var(--text-main);
    /* Black/Dark Slate */
    color: white;
    border: 1px solid var(--text-main);
}

.btn-primary:hover {
    background: transparent;
    color: var(--text-main);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: var(--text-main);
    background: var(--bg-alt);
}

/* ============================================
   SECTIONS GENERAL
   ============================================ */

section {
    padding: var(--space-16) 0;
}

/* Alternate background for sections */
section:nth-child(even) {
    background-color: var(--bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--bg-alt);
    color: var(--primary);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: var(--space-4);
    letter-spacing: -0.03em;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   BENTO GRID (About)
   ============================================ */

.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.bento-item {
    background: var(--bg-card);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    cursor: default;
    /* No pointer for info cards */
}

.bento-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.bento-wide {
    grid-column: span 2;
}

.bento-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
}

.bento-item p {
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .bento-wide {
        grid-column: span 1;
    }
}

/* ============================================
   SKILLS (Marquee)
   ============================================ */

.marquee-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: var(--space-8) 0;
    background: var(--bg-alt);
    /* Fade edges */
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-track {
    display: flex;
    gap: var(--space-8);
    width: max-content;
    animation: scroll 40s linear infinite;
}

.marquee-track:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.marquee-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    white-space: nowrap;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.marquee-item:hover {
    border-color: var(--primary);
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.marquee-icon {
    font-size: 1.25rem;
    color: var(--primary);
}

.marquee-text {
    font-weight: 600;
    color: var(--text-main);
    font-size: 0.9rem;
}

/* ============================================
   PROJECTS
   ============================================ */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-8);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-color);
    /* Keep border subtle */
}

.project-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-alt);
    /* Placeholder color */
}

.project-content {
    padding: var(--space-6);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.project-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: var(--space-6);
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--space-6);
}

.tag {
    padding: 0.25rem 0.75rem;
    background: var(--bg-alt);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-color);
}

.project-link {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--primary);
}

/* ============================================
   EXPERIENCE
   ============================================ */

.experience-list {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    position: relative;
}

/* Timeline Line */
.experience-list::before {
    content: '';
    position: absolute;
    left: 2rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.experience-item {
    background: var(--bg-card);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-6);
    border: 1px solid var(--border-color);
    margin-left: 3rem;
    position: relative;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.experience-item::before {
    content: '';
    position: absolute;
    left: -3.6rem;
    top: 2rem;
    width: 1rem;
    height: 1rem;
    background: var(--bg-main);
    border: 2px solid var(--text-main);
    border-radius: 50%;
}

.experience-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.experience-header {
    margin-bottom: var(--space-4);
}

.experience-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-main);
}

.experience-company {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.experience-date {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ============================================
   CONTACT
   ============================================ */

.contact-content {
    max-width: 500px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.875rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-main);
    font-size: 1rem;
    transition: var(--transition);
    font-family: var(--font-sans);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-label {
    color: var(--text-main);
    margin-bottom: 0.5rem;
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 1.5rem;
}



/* ============================================
   FOOTER
   ============================================ */

footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-alt) !important;
    color: var(--text-muted) !important;
}

footer a {
    color: var(--text-muted) !important;
    transition: var(--transition);
}

footer a:hover {
    color: var(--primary) !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .experience-list::before {
        left: 1rem;
    }

    .experience-item {
        margin-left: 2rem;
    }

    .experience-item::before {
        left: -2.6rem;
    }

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

/* ============================================
   MAGNETIC BUTTONS
   ============================================ */
/* JS will handle the transform, CSS just needs transition */
.magnetic {
    transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}