/* ============================================
   EDITORIAL MODERNISM — Portfolio Design
   ============================================ */

/* CSS Variables */
:root {
    --color-bg: #0a1929;
    --color-bg-light: #152238;
    --color-text: #f5f5f5;
    --color-text-dim: #9fa5b0;
    --color-accent: #c0c5ce;
    --color-accent-dark: #a8adb5;

    --font-display: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    --spacing-unit: 8px;
    --max-width: 1400px;

    --ease: cubic-bezier(0.4, 0.0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }
}

/* Custom Cursor */
.cursor,
.cursor-follower {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
}

.cursor {
    background: var(--color-accent);
    transform: translate(-50%, -50%);
}

.cursor-follower {
    border: 1px solid var(--color-accent);
    background: transparent;
    width: 40px;
    height: 40px;
    transform: translate(-50%, -50%);
    transition: width 0.3s var(--ease), height 0.3s var(--ease);
}

@media (max-width: 768px) {
    .cursor,
    .cursor-follower {
        display: none;
    }
}

/* Grain Overlay */
.grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    z-index: 9998;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='3.5' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: calc(var(--spacing-unit) * 3) 0;
    transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 6);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: calc(var(--spacing-unit) * 6);
}

.nav-link {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-dim);
    text-decoration: none;
    position: relative;
    transition: color 0.3s var(--ease);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s var(--ease);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s var(--ease);
}

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

    .nav-toggle {
        display: flex;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--spacing-unit) * 20) calc(var(--spacing-unit) * 6);
    position: relative;
}

.hero-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing-unit) * 12);
    align-items: start;
}

.hero-label {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 4);
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease) 0.2s forwards;
}

.label-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-dim);
}

.label-divider {
    width: 60px;
    height: 1px;
    background: var(--color-accent);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(4rem, 12vw, 9rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: calc(var(--spacing-unit) * 6);
    letter-spacing: -0.04em;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(60px);
    animation: fadeInUp 1s var(--ease) forwards;
}

.title-line--italic {
    font-style: italic;
    color: var(--color-accent);
    animation-delay: 0.1s;
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    max-width: 600px;
    color: var(--color-text-dim);
    margin-bottom: calc(var(--spacing-unit) * 8);
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease) 0.4s forwards;
}

.hero-cta {
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease) 0.6s forwards;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    padding: calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 6);
    background: var(--color-accent);
    color: var(--color-bg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-accent-dark);
    transition: left 0.4s var(--ease);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary svg {
    transition: transform 0.3s var(--ease);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.hero-meta {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 6);
    padding-top: calc(var(--spacing-unit) * 12);
}

.meta-item {
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease) forwards;
}

.meta-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-dim);
    margin-bottom: calc(var(--spacing-unit));
}

.meta-value {
    display: block;
    font-size: 1rem;
    color: var(--color-text);
}

@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 8);
    }

    .hero-meta {
        padding-top: 0;
        flex-direction: row;
        flex-wrap: wrap;
    }
}

/* Section Styles */
.section {
    padding: calc(var(--spacing-unit) * 20) calc(var(--spacing-unit) * 6);
    max-width: var(--max-width);
    margin: 0 auto;
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 12);
    padding-bottom: calc(var(--spacing-unit) * 4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.section-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    letter-spacing: 0.15em;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: calc(var(--spacing-unit) * 12);
}

.about-lead {
    font-family: var(--font-display);
    font-size: 2rem;
    line-height: 1.4;
    margin-bottom: calc(var(--spacing-unit) * 6);
    font-weight: 400;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-dim);
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.about-skills {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 6);
}

.skill-category {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.skill-list {
    list-style: none;
}

.skill-list li {
    font-size: 1rem;
    color: var(--color-text-dim);
    padding: calc(var(--spacing-unit) * 1.5) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: color 0.3s var(--ease), padding-left 0.3s var(--ease);
}

.skill-list li:hover {
    color: var(--color-text);
    padding-left: calc(var(--spacing-unit) * 2);
}

@media (max-width: 968px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

/* Work Section */
.work {
    background: var(--color-bg-light);
    padding-left: 0;
    padding-right: 0;
}

.work .section-header {
    padding-left: calc(var(--spacing-unit) * 6);
    padding-right: calc(var(--spacing-unit) * 6);
}

.work-list {
    display: flex;
    flex-direction: column;
}

.project {
    display: grid;
    grid-template-columns: 80px 1fr 1.2fr;
    gap: calc(var(--spacing-unit) * 6);
    padding: calc(var(--spacing-unit) * 12) calc(var(--spacing-unit) * 6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    align-items: center;
    transition: background 0.4s var(--ease);
}

.project:hover {
    background: rgba(255, 255, 255, 0.02);
}

.project-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.3;
    transition: opacity 0.3s var(--ease);
}

.project:hover .project-number {
    opacity: 1;
}

.project-content {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.project-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: calc(var(--spacing-unit) * 2);
    letter-spacing: -0.01em;
}

.project-description {
    color: var(--color-text-dim);
    line-height: 1.7;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 1.5);
}

.tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: calc(var(--spacing-unit)) calc(var(--spacing-unit) * 2);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--color-accent);
    transition: all 0.3s var(--ease);
}

.tag:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.project-links {
    display: flex;
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 2);
}

.project-link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.3s var(--ease);
}

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

.project-image {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.image-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease);
    filter: grayscale(100%) brightness(0.7);
}

.project:hover .image-wrapper img {
    transform: scale(1.05);
    filter: grayscale(0%) brightness(1);
}

@media (max-width: 968px) {
    .project {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 4);
    }

    .project-number {
        font-size: 2rem;
    }
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: calc(var(--spacing-unit) * 12);
}

.contact-heading {
    font-family: var(--font-display);
    font-size: 2.5rem;
    line-height: 1.3;
    margin-bottom: calc(var(--spacing-unit) * 4);
    font-weight: 400;
}

.contact-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-dim);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 4);
}

.contact-method {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit));
    text-decoration: none;
    padding: calc(var(--spacing-unit) * 3) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: padding-left 0.3s var(--ease), border-color 0.3s var(--ease);
}

.contact-method:hover {
    padding-left: calc(var(--spacing-unit) * 2);
    border-color: var(--color-accent);
}

.method-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-dim);
}

.method-value {
    font-size: 1.1rem;
    color: var(--color-text);
    transition: color 0.3s var(--ease);
}

.contact-method:hover .method-value {
    color: var(--color-accent);
}

@media (max-width: 968px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
}

/* Footer */
.footer {
    padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text,
.footer-credits {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-dim);
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        gap: calc(var(--spacing-unit) * 2);
        text-align: center;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Animations */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 0.8s var(--ease);
}

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

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-bg);
}