/* ===================================
   Browser Company Inspired Design
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=JetBrains+Mono:wght@300;400;500&display=swap');

:root {
    /* Dark Theme Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --text-primary: #f5f5f5;
    --text-secondary: #888888;
    --text-muted: #555555;
    --border: #222222;
    --glow-color: #3b82f6;
    --glow-color-subtle: rgba(59, 130, 246, 0.15);

    /* Typography */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

    /* Font Sizes */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 2rem;
    --font-size-2xl: clamp(2.5rem, 6vw, 4.5rem);
    --font-size-hero: clamp(3rem, 8vw, 6rem);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;

    /* Glow Border Width */
    --glow-border: 4px;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8f6f3;
    --bg-secondary: #eeebe6;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border: #ddd8d0;
    --glow-color: #3b82f6;
    --glow-color-subtle: rgba(59, 130, 246, 0.1);
}

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

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

body {
    font-family: var(--font-mono);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* ===================================
   Pixel Grid Cursor Trail
   =================================== */

.pixel-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: grid;
    pointer-events: none;
    z-index: 1;
    opacity: 0.8;
}

.pixel-cell {
    width: 100%;
    height: 100%;
    background-color: transparent;
    transition: background-color 0.1s ease;
}

.pixel-cell.active {
    background-color: var(--glow-color);
    box-shadow: 0 0 8px var(--glow-color);
}

.pixel-cell.trail-1 {
    background-color: rgba(59, 130, 246, 0.6);
    transition: background-color 0.15s ease;
}

.pixel-cell.trail-2 {
    background-color: rgba(59, 130, 246, 0.35);
    transition: background-color 0.2s ease;
}

.pixel-cell.trail-3 {
    background-color: rgba(59, 130, 246, 0.15);
    transition: background-color 0.25s ease;
}

.pixel-cell.trail-4 {
    background-color: rgba(59, 130, 246, 0.05);
    transition: background-color 0.3s ease;
}

/* Light theme adjustments */
[data-theme="light"] .pixel-cell.active {
    background-color: var(--glow-color);
}

[data-theme="light"] .pixel-cell.trail-1 {
    background-color: rgba(59, 130, 246, 0.5);
}

[data-theme="light"] .pixel-cell.trail-2 {
    background-color: rgba(59, 130, 246, 0.3);
}

[data-theme="light"] .pixel-cell.trail-3 {
    background-color: rgba(59, 130, 246, 0.15);
}

[data-theme="light"] .pixel-cell.trail-4 {
    background-color: rgba(59, 130, 246, 0.05);
}

/* Ambient animation for mobile */
.pixel-cell.ambient {
    background-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 0 6px rgba(59, 130, 246, 0.3);
    animation: ambientPulse 0.8s ease-out;
}

@keyframes ambientPulse {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }

    50% {
        opacity: 1;
        transform: scale(1);
    }

    100% {
        opacity: 0;
        transform: scale(1.1);
    }
}

/* ===================================
   Glowing Border Container
   =================================== */

.glow-border {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1000;
    border: var(--glow-border) solid var(--glow-color);
    box-shadow:
        inset 0 0 30px var(--glow-color-subtle),
        inset 0 0 60px var(--glow-color-subtle),
        0 0 30px var(--glow-color-subtle);
    animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        box-shadow:
            inset 0 0 30px var(--glow-color-subtle),
            inset 0 0 60px var(--glow-color-subtle),
            0 0 30px var(--glow-color-subtle);
    }

    50% {
        box-shadow:
            inset 0 0 40px var(--glow-color-subtle),
            inset 0 0 80px var(--glow-color-subtle),
            0 0 50px var(--glow-color-subtle);
    }
}

/* ===================================
   Browser Company Style Layout
   =================================== */

.bc-layout {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--glow-border);
    box-sizing: border-box;
}

/* Theme Toggle (top left corner) */
.bc-corner {
    position: absolute;
    top: calc(var(--glow-border) + var(--space-sm));
    left: calc(var(--glow-border) + var(--space-md));
}

.theme-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

/* Main Content (centered) */
.bc-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    text-align: center;
    padding: var(--space-lg) var(--space-md);
}

/* Avatar (like BC logo) */
.bc-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
    transition: all var(--transition-base);
}

.bc-avatar:hover {
    border-color: var(--glow-color);
    box-shadow: 0 0 30px var(--glow-color-subtle);
}

/* Tagline */
.bc-tagline {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 3vw, 2rem);
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

/* Main Action Button */
.bc-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.75rem 2rem;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    background-color: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.bc-button:hover {
    border-color: var(--glow-color);
    box-shadow: 0 0 20px var(--glow-color-subtle);
    transform: translateY(-2px);
}

/* Footer */
.bc-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
}

/* Contact Links */
.bc-links {
    display: flex;
    gap: var(--space-lg);
}

.bc-link {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

.bc-link:hover {
    color: var(--glow-color);
}

/* Vibecoded Animation */
.bc-vibecoded {
    padding-top: var(--space-sm);
}

.vibecoded-text {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3em;
    animation: vibecodedGlow 3s ease-in-out infinite;
}

@keyframes vibecodedGlow {

    0%,
    100% {
        opacity: 0.4;
        text-shadow: none;
        letter-spacing: 0.3em;
    }

    50% {
        opacity: 1;
        text-shadow:
            0 0 10px var(--glow-color-subtle),
            0 0 20px var(--glow-color-subtle),
            0 0 30px var(--glow-color-subtle);
        letter-spacing: 0.4em;
    }
}

/* Responsive */
@media (max-width: 480px) {
    .bc-corner {
        position: relative;
        top: 0;
        left: 0;
        padding: var(--space-sm);
    }

    .bc-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-md);
    }
}

/* ===================================
   Static Page Layout (legacy)
   ===================================
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--glow-border);
    box-sizing: border-box;
}

/* Top Bar */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
}

.top-left {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.top-nav {
    display: flex;
    gap: var(--space-lg);
}

.top-nav a {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

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

/* Center Content */
.center-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    text-align: center;
}

.main-title {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.4;
    max-width: 700px;
    letter-spacing: -0.01em;
}

.main-title em {
    font-style: italic;
}

/* Bottom Bar */
.bottom-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
}

.bottom-links {
    display: flex;
    gap: var(--space-lg);
}

.bottom-link {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

.bottom-link:hover {
    color: var(--glow-color);
}

.social-row {
    display: flex;
    gap: var(--space-sm);
}

.social-row .social-link {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-row .social-link:hover {
    color: var(--text-primary);
    border-color: var(--glow-color);
}

/* Responsive */
@media (max-width: 600px) {

    .top-bar,
    .bottom-bar {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

    .main-title {
        font-size: clamp(1.25rem, 5vw, 2rem);
    }
}

/* ===================================
   Navigation
   =================================== */

.nav {
    position: fixed;
    top: var(--glow-border);
    left: var(--glow-border);
    right: var(--glow-border);
    z-index: 100;
    padding: var(--space-sm) var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background-color: transparent;
    transition: background-color var(--transition-base);
}

.nav.scrolled {
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .nav.scrolled {
    background-color: rgba(248, 246, 243, 0.9);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-controls {
    display: flex;
    gap: var(--space-sm);
}

.nav-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.nav-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 400;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--glow-color);
    transition: width var(--transition-fast);
}

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

.nav-links a:hover::after {
    width: 100%;
}

/* Mobile Menu */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 20px;
    height: 20px;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 16px;
    height: 1.5px;
    background-color: var(--text-primary);
    transition: transform var(--transition-fast);
}

.nav-toggle.active span:first-child {
    transform: translateY(2.75px) rotate(45deg);
}

.nav-toggle.active span:last-child {
    transform: translateY(-2.75px) rotate(-45deg);
}

/* ===================================
   Main Content
   =================================== */

.main-content {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--glow-border);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    min-height: 100vh;
}

.hero-content {
    max-width: 900px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: var(--font-size-hero);
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.hero-title em {
    font-style: italic;
}

.hero-subtitle {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: var(--space-md);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: calc(var(--glow-border) + var(--space-lg));
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    opacity: 0.5;
    animation: fadeIn 1s ease 0.5s forwards;
}

.scroll-indicator span {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

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

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 0.5;
    }
}

/* ===================================
   Sections
   =================================== */

.section {
    padding: var(--space-xl) var(--space-md);
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-container {
    max-width: 700px;
    width: 100%;
}

.section-title {
    font-family: var(--font-serif);
    font-size: var(--font-size-2xl);
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

/* ===================================
   About Section
   =================================== */

.about {
    background-color: var(--bg-secondary);
}

.about-content p {
    font-family: var(--font-serif);
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================
   Bento Grid Section
   =================================== */

.bento {
    padding: var(--space-lg) var(--space-md);
    min-height: auto;
}

.bento-container {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto;
    gap: var(--space-sm);
}

.bento-card {
    position: relative;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: var(--space-md);
    overflow: hidden;
    cursor: pointer;
    transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.bento-card:hover {
    border-color: var(--glow-color);
    transform: translateY(-2px);
}

/* Large card spans 2 columns */
.bento-large {
    grid-column: span 2;
    grid-row: span 1;
}

/* Wide card spans full width */
.bento-wide {
    grid-column: span 2;
}

/* Glow overlay - follows cursor */
.bento-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    background: radial-gradient(400px circle at var(--glow-x, 50%) var(--glow-y, 50%),
            var(--glow-color-subtle),
            transparent 40%);
}

.bento-card:hover .bento-glow {
    opacity: 1;
}

/* Bento content */
.bento-content {
    position: relative;
    z-index: 1;
}

.bento-label {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: var(--space-xs);
}

.bento-content h3 {
    font-family: var(--font-serif);
    font-size: var(--font-size-lg);
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.4;
}

.bento-large h3 {
    font-size: var(--font-size-xl);
}

/* Responsive bento */
@media (max-width: 768px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .bento-large,
    .bento-wide {
        grid-column: span 1;
    }
}

/* ===================================
   Blog Section
   =================================== */

.blog-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.blog-card {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border);
    transition: all var(--transition-base);
}

.blog-card:hover {
    padding-left: var(--space-sm);
    border-color: var(--glow-color);
}

.blog-date {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.blog-card-title {
    font-family: var(--font-serif);
    font-size: var(--font-size-xl);
    font-weight: 400;
    color: var(--text-primary);
    margin: var(--space-xs) 0;
    line-height: 1.3;
}

.blog-excerpt {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.blog-link {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--glow-color);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    transition: gap var(--transition-fast);
}

.blog-link:hover {
    gap: var(--space-sm);
}

/* ===================================
   Contact Section
   =================================== */

.contact {
    background-color: var(--bg-secondary);
    text-align: center;
}

.contact-text {
    font-family: var(--font-serif);
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-style: italic;
}

.contact-email {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border);
    transition: all var(--transition-fast);
}

.contact-email:hover {
    border-color: var(--glow-color);
    box-shadow: 0 0 20px var(--glow-color-subtle);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--text-primary);
    border-color: var(--glow-color);
    box-shadow: 0 0 15px var(--glow-color-subtle);
}

/* ===================================
   Footer
   =================================== */

.footer {
    padding: var(--space-md);
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer p {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ===================================
   Reveal Animations
   =================================== */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal:nth-child(1) {
    transition-delay: 0s;
}

.reveal:nth-child(2) {
    transition-delay: 0.1s;
}

.reveal:nth-child(3) {
    transition-delay: 0.2s;
}

.reveal:nth-child(4) {
    transition-delay: 0.3s;
}

/* ===================================
   Responsive
   =================================== */

@media (max-width: 768px) {
    :root {
        --glow-border: 3px;
    }

    .nav {
        padding: var(--space-sm);
    }

    .nav-controls {
        gap: 0.5rem;
    }

    .nav-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.65rem;
    }

    .nav-links {
        gap: var(--space-md);
    }

    .section {
        padding: var(--space-lg) var(--space-sm);
    }

    .hero {
        padding: var(--space-lg) var(--space-sm);
    }
}

@media (max-width: 600px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-lg);
        background-color: var(--bg-primary);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: 99;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links a {
        font-size: var(--font-size-base);
    }

    .scroll-indicator {
        display: none;
    }
}

/* ===================================
   Nav Icon
   =================================== */

.nav-icon {
    display: block;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border);
}