/**
 * PORTFOLIO STYLES - Brutalist Dark Theme
 * JetBrains Mono | Grain Overlay | Magnetic Interactions
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */

:root {
    /* Colors - Dark Theme */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #0f0f0f;

    /* Accent - Electric Violet */
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --accent-glow-strong: rgba(99, 102, 241, 0.3);

    /* Text */
    --text-primary: #fafafa;
    --text-secondary: #a8a8b3;
    --text-tertiary: #8b8b96;
    --text-muted: #6b6b75;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-medium: rgba(255, 255, 255, 0.1);
    --border-strong: rgba(255, 255, 255, 0.15);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Typography */
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
    --font-size-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.75rem);
    --font-size-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
    --font-size-base: clamp(0.875rem, 0.825rem + 0.25vw, 0.9375rem);
    --font-size-lg: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
    --font-size-xl: clamp(1.125rem, 1.05rem + 0.4vw, 1.25rem);
    --font-size-2xl: clamp(1.375rem, 1.2rem + 0.9vw, 1.75rem);
    --font-size-3xl: clamp(1.75rem, 1.4rem + 1.75vw, 2.5rem);
    --font-size-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.25rem);
    --font-size-5xl: clamp(2.75rem, 2rem + 3.75vw, 4.5rem);

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.15;
    --leading-snug: 1.35;
    --leading-normal: 1.6;
    --leading-relaxed: 1.75;

    /* Letter Spacing */
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;

    /* Effects */
    --transition-fast: 200ms cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-base: 400ms cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-slow: 600ms cubic-bezier(0.25, 0.1, 0.25, 1);

    /* Layout */
    --container-max: 1100px;
    --container-padding: clamp(1.5rem, 5vw, 4rem);

    /* Z-index */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-cursor: 500;
}

/* ==========================================================================
   Reset
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

::selection {
    background: var(--accent);
    color: var(--text-primary);
}

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

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    z-index: 1000;
    border-radius: 0 0 4px 4px;
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

/* ==========================================================================
   Grain Overlay
   ========================================================================== */

.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.025;
    z-index: var(--z-overlay);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 200px 200px;
}

/* ==========================================================================
   Custom Cursor
   ========================================================================== */

.cursor,
.cursor-dot {
    display: none;
}

@media (hover: hover) and (pointer: fine) {
    .cursor {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 36px;
        height: 36px;
        border: 1px solid var(--text-primary);
        border-radius: 50%;
        pointer-events: none;
        z-index: var(--z-cursor);
        mix-blend-mode: difference;
        opacity: 0.4;
        transition: opacity 0.3s ease, transform 0.1s ease;
    }

    .cursor-dot {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 6px;
        height: 6px;
        background: var(--text-primary);
        border-radius: 50%;
        pointer-events: none;
        z-index: calc(var(--z-cursor) + 1);
        mix-blend-mode: difference;
        transition: opacity 0.3s ease;
    }

    .cursor.cursor-hover {
        transform: scale(1.5);
        opacity: 0.25;
    }

    body { cursor: none; }
    a, button, [data-magnetic], .project-card { cursor: none; }
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--space-5xl) 0;
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

.section-number {
    font-size: var(--font-size-xs);
    color: var(--accent);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
}

.section-title {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.section-sub {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-top: var(--space-sm);
    margin-left: auto;
    max-width: 40ch;
    text-align: right;
}

@media (max-width: 768px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-sub {
        margin-left: 0;
        text-align: left;
        margin-top: var(--space-md);
    }
}

.text-accent {
    color: var(--accent-light);
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--container-padding);
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-base);
    font-weight: 600;
}

.logo-bracket {
    color: var(--accent);
}

.logo-text {
    color: var(--text-primary);
    margin: 0 1px;
}

.nav-links {
    display: flex;
    gap: var(--space-2xl);
}

.nav-link {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-xs);
    min-height: 44px;
    display: flex;
    align-items: center;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width var(--transition-base);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: var(--space-md);
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    align-items: center;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: calc(var(--z-sticky) - 1);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    text-align: center;
}

.mobile-link {
    font-size: var(--font-size-2xl);
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: var(--tracking-tight);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.875em 1.75em;
    min-height: 44px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
    border-radius: 4px;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--accent);
    color: var(--text-primary);
    border: 1px solid var(--accent);
}

.btn-primary:hover {
    background: var(--accent-light);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent-light);
}

.btn svg {
    transition: transform var(--transition-slow);
}

.btn:hover svg {
    transform: translate(2px, -2px);
}

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

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-5xl) var(--container-padding);
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: var(--z-base);
    max-width: 900px;
}

.hero-label {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.label-line {
    width: 32px;
    height: 1px;
    background: var(--accent);
}

.label-text {
    font-size: var(--font-size-xs);
    color: var(--accent);
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    font-weight: 500;
}

.hero-title {
    margin-bottom: var(--space-2xl);
}

.title-line {
    display: block;
    font-size: var(--font-size-5xl);
    font-weight: 600;
    color: var(--text-primary);
    line-height: var(--leading-none);
    letter-spacing: var(--tracking-tight);
}

.title-line + .title-line {
    margin-top: 0.1em;
}

.title-accent {
    color: var(--accent-light);
}

.cursor-blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-sub {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-3xl);
    max-width: 42ch;
    line-height: var(--leading-relaxed);
    letter-spacing: var(--tracking-wide);
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.meta-item {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    letter-spacing: var(--tracking-wide);
}

.meta-divider {
    color: var(--accent);
    font-size: var(--font-size-sm);
}

.title-name {
    color: var(--accent-light);
    font-size: var(--font-size-4xl);
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-5xl);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: var(--container-padding);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.scroll-text {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    writing-mode: vertical-rl;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 3s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(0.7); }
    50% { opacity: 0.8; transform: scaleY(1); }
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: 20%;
    right: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(100px);
    animation: glowFloat 12s ease-in-out infinite;
    opacity: 0.8;
}

@keyframes glowFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(15px, -10px) scale(1.03); }
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border-subtle) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    opacity: 0.5;
}

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

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

.experience-content {
    max-width: 800px;
}

.experience-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.exp-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-2xl);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    transition: all var(--transition-base);
}

.exp-item:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.exp-period {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.exp-date {
    font-size: var(--font-size-xs);
    color: var(--accent);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.exp-duration {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.exp-role {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.exp-company {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
}

.exp-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

@media (max-width: 768px) {
    .exp-item {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .exp-period {
        flex-direction: row;
        justify-content: space-between;
        padding-bottom: var(--space-md);
        border-bottom: 1px solid var(--border-subtle);
    }
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    padding-top: var(--space-3xl);
    margin-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 600;
    color: var(--accent-light);
    line-height: var(--leading-none);
    letter-spacing: var(--tracking-tight);
}

.stat-suffix {
    font-size: var(--font-size-lg);
    color: var(--accent);
    font-weight: 500;
}

.stat-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

/* ==========================================================================
   Skills
   ========================================================================== */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: var(--space-xl) var(--space-xl) var(--space-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.skill-card:hover::before {
    opacity: 1;
}

.skill-icon {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-lg);
    position: relative;
}

.icon-bracket {
    color: var(--accent);
}

.icon-text {
    color: var(--text-primary);
}

.skill-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-lg);
    position: relative;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.skill-list li {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding: 0.6em 0;
    border-bottom: 1px solid var(--border-subtle);
    line-height: var(--leading-snug);
}

.skill-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

/* Tech Marquee */
.tech-marquee {
    overflow: hidden;
    padding: var(--space-2xl) 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.marquee-track {
    display: flex;
    animation: marquee 45s linear infinite;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    padding-right: var(--space-2xl);
    flex-shrink: 0;
}

.marquee-content span {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    white-space: nowrap;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.marquee-dot {
    color: var(--accent);
    font-size: var(--font-size-xs);
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ==========================================================================
   Projects
   ========================================================================== */

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

.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: var(--space-xl);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
}

.project-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.project-type {
    font-size: var(--font-size-xs);
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    font-weight: 500;
}

.project-scope {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    letter-spacing: var(--tracking-wide);
}

.project-number {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    color: var(--border-medium);
    line-height: 1;
    letter-spacing: var(--tracking-tight);
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
    letter-spacing: var(--tracking-tight);
    line-height: var(--leading-tight);
    color: var(--text-primary);
}

.project-card:hover .project-title {
    color: var(--accent-light);
}

.project-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: var(--leading-relaxed);
    flex-grow: 1;
}

.project-details {
    margin-bottom: var(--space-xl);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.project-details li {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    padding: var(--space-xs) 0;
    padding-left: var(--space-lg);
    position: relative;
}

.project-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: var(--font-size-xs);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--accent-light);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
    transition: all var(--transition-base);
    margin-top: auto;
    padding: var(--space-sm) 0;
    min-height: 44px;
}

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

.project-link svg {
    transition: transform var(--transition-base);
}

.project-link:hover svg {
    transform: translate(3px, -3px);
}

/* In Progress Projects */
.project-wip {
    border-style: dashed;
}

.project-status {
    font-size: var(--font-size-xs);
    color: #22c55e;
    letter-spacing: var(--tracking-wide);
}

.project-status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xs);
    color: #22c55e;
    padding: var(--space-sm) var(--space-md);
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 4px;
    letter-spacing: var(--tracking-wide);
    margin-top: auto;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}


/* ==========================================================================
   Experience
   ========================================================================== */

.timeline {
    max-width: 700px;
}

.timeline-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-3xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.marker-dot {
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
}

.marker-line {
    width: 1px;
    flex: 1;
    background: var(--border-medium);
    margin-top: var(--space-sm);
}

.timeline-item:last-child .marker-line {
    display: none;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--space-lg);
    margin-bottom: var(--space-xs);
    flex-wrap: wrap;
}

.timeline-role {
    font-size: var(--font-size-lg);
    font-weight: 500;
}

.timeline-date {
    font-size: var(--font-size-xs);
    color: var(--accent);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
}

.timeline-company {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
    letter-spacing: var(--tracking-wide);
}

.timeline-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 52ch;
}

/* ==========================================================================
   Philosophy
   ========================================================================== */

.philosophy {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-subtle);
}

.philosophy-content {
    max-width: 700px;
}

.philosophy-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.philosophy-list li {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.philosophy-list li:last-child {
    border-bottom: none;
}

.philosophy-list li:hover {
    color: var(--text-primary);
    transform: translateX(4px);
}

.philosophy-marker {
    color: var(--accent);
    font-weight: 600;
    flex-shrink: 0;
}

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

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: start;
}

.contact-title {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    margin: var(--space-lg) 0 var(--space-xl);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

.contact-desc {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    max-width: 36ch;
    line-height: var(--leading-relaxed);
}

.contact-email {
    display: inline-flex;
    align-items: center;
    font-size: var(--font-size-base);
    color: var(--accent-light);
    border-bottom: 1px solid var(--accent);
    padding: var(--space-sm) 0;
    min-height: 44px;
    transition: all var(--transition-base);
    letter-spacing: var(--tracking-wide);
}

.contact-email:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.contact-phone {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding: var(--space-sm) 0;
    min-height: 44px;
    transition: all var(--transition-base);
    letter-spacing: var(--tracking-wide);
    margin-top: var(--space-md);
}

.contact-phone:hover {
    color: var(--accent-light);
}

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

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    min-height: 48px;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    transition: all var(--transition-base);
}

.social-link:hover {
    color: var(--text-primary);
    border-color: var(--accent);
    transform: translateX(4px);
}

.social-link svg {
    opacity: 0;
    transform: translateX(-4px);
    transition: all var(--transition-base);
}

.social-link:hover svg {
    opacity: 1;
    transform: translateX(0);
}

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

.footer {
    padding: var(--space-3xl) var(--container-padding);
    border-top: 1px solid var(--border-subtle);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy,
.footer-tagline {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    letter-spacing: var(--tracking-wide);
}

.footer-tagline {
    color: var(--text-muted);
    font-style: italic;
}

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

[data-scroll] {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 1s cubic-bezier(0.25, 0.1, 0.25, 1),
                transform 1s cubic-bezier(0.25, 0.1, 0.25, 1);
}

[data-scroll].visible {
    opacity: 1;
    transform: translateY(0);
}

[data-scroll].visible .skill-card {
    animation: fadeSlideUp 0.8s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
    opacity: 0;
}

[data-scroll].visible .skill-card:nth-child(1) { animation-delay: 0s; }
[data-scroll].visible .skill-card:nth-child(2) { animation-delay: 0.06s; }
[data-scroll].visible .skill-card:nth-child(3) { animation-delay: 0.12s; }
[data-scroll].visible .skill-card:nth-child(4) { animation-delay: 0.18s; }
[data-scroll].visible .skill-card:nth-child(5) { animation-delay: 0.24s; }
[data-scroll].visible .skill-card:nth-child(6) { animation-delay: 0.3s; }

@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

[data-reveal],
[data-reveal-delay] {
    opacity: 0;
    transform: translateY(12px);
}

.loaded [data-reveal] {
    animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
}

.loaded [data-reveal-delay="1"] { animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) 0.15s forwards; }
.loaded [data-reveal-delay="2"] { animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) 0.25s forwards; }
.loaded [data-reveal-delay="3"] { animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) 0.35s forwards; }
.loaded [data-reveal-delay="4"] { animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) 0.55s forwards; }
.loaded [data-reveal-delay="5"] { animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) 0.75s forwards; }
.loaded [data-reveal-delay="6"] { animation: revealUp 1s cubic-bezier(0.25, 0.1, 0.25, 1) 0.95s forwards; }

@keyframes revealUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@media (max-width: 1024px) {
    .project-link {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
}

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

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding-top: calc(var(--space-5xl) + 60px);
    }

    .hero-scroll {
        display: none;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .stat {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: var(--space-lg) 0;
        border-bottom: 1px solid var(--border-subtle);
    }

    .stat:last-child {
        border-bottom: none;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .timeline-marker {
        display: none;
    }

    .timeline-header {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .footer-content {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1.25rem;
    }

    .hero-cta {
        flex-direction: column;
    }

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

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .grain, .hero-glow, .cursor {
        display: none !important;
    }

    [data-scroll], [data-reveal], [data-reveal-delay] {
        opacity: 1 !important;
        transform: none !important;
    }

    .marquee-track {
        animation: none !important;
    }
}