/* ========================================
   ABDULLAHI HUSSEIN - PORTFOLIO
   Modern, Interactive Architecture Portfolio
   ======================================== */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-black: #0a0a0a;
    --color-white: #ffffff;
    --color-gray-100: #f7f7f7;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;

    /* Accent Colors */
    --color-accent: #8B4513;
    --color-accent-light: #CD853F;
    --color-accent-dark: #654321;

    /* Typography */
    --font-primary: Arial, Helvetica, sans-serif;
    --font-display: Arial, Helvetica, sans-serif;

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

    /* Transitions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    /* Layout */
    --container-max: 1400px;
    --nav-height: 80px;
}

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

html {
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.loading {
    overflow: hidden;
}

body.modal-open {
    overflow: hidden;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

/* Custom Cursor */
.cursor,
.cursor-follower {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

body:not(.touch) .cursor,
body:not(.touch) .cursor-follower {
    opacity: 1;
}

.cursor {
    width: 8px;
    height: 8px;
    background-color: var(--color-white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease, background-color 0.2s ease;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.15s var(--ease-out-quart),
                width 0.3s var(--ease-out-quart),
                height 0.3s var(--ease-out-quart),
                border-color 0.3s ease;
}

.cursor.hover {
    transform: translate(-50%, -50%) scale(0.5);
    background-color: var(--color-accent);
}

.cursor-follower.hover {
    width: 60px;
    height: 60px;
    border-color: var(--color-accent);
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-black);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
    max-width: 90vw;
    padding: 0 var(--space-md);
}

.loader-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.loader-line {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.05em;
    font-family: var(--font-display);
    font-size: clamp(0.875rem, 2vw, 1.25rem);
    font-weight: 400;
    letter-spacing: 0.3em;
}

.loader-line.loader-title {
    font-size: clamp(1.5rem, 5vw, 3rem);
    font-weight: 600;
    letter-spacing: 0.35em;
    text-transform: uppercase;
}

.loader-line.loader-name {
    font-size: clamp(0.875rem, 2vw, 1.25rem);
    font-weight: 400;
    letter-spacing: 0.4em;
    margin-top: var(--space-sm);
    color: var(--color-gray-400);
}

.loader-line span {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: letterFade 0.5s var(--ease-out-expo) forwards;
}

.loader-line span.space {
    width: 0.75em;
}

/* Animation delays for line 1 - DIGITAL DESIGN (14 characters) */
.loader-line.loader-title:not(.loader-title-2) span:nth-child(1) { animation-delay: 0.05s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(2) { animation-delay: 0.07s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(3) { animation-delay: 0.09s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(4) { animation-delay: 0.11s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(5) { animation-delay: 0.13s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(6) { animation-delay: 0.15s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(7) { animation-delay: 0.17s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(8) { animation-delay: 0.19s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(9) { animation-delay: 0.21s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(10) { animation-delay: 0.23s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(11) { animation-delay: 0.25s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(12) { animation-delay: 0.27s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(13) { animation-delay: 0.29s; }
.loader-line.loader-title:not(.loader-title-2) span:nth-child(14) { animation-delay: 0.31s; }

/* Animation delays for line 2 - PORTFOLIO (9 characters) */
.loader-line.loader-title-2 span:nth-child(1) { animation-delay: 0.35s; }
.loader-line.loader-title-2 span:nth-child(2) { animation-delay: 0.37s; }
.loader-line.loader-title-2 span:nth-child(3) { animation-delay: 0.39s; }
.loader-line.loader-title-2 span:nth-child(4) { animation-delay: 0.41s; }
.loader-line.loader-title-2 span:nth-child(5) { animation-delay: 0.43s; }
.loader-line.loader-title-2 span:nth-child(6) { animation-delay: 0.45s; }
.loader-line.loader-title-2 span:nth-child(7) { animation-delay: 0.47s; }
.loader-line.loader-title-2 span:nth-child(8) { animation-delay: 0.49s; }
.loader-line.loader-title-2 span:nth-child(9) { animation-delay: 0.51s; }

/* Animation delays for line 3 - name (17 characters) */
.loader-line.loader-name span:nth-child(1) { animation-delay: 0.55s; }
.loader-line.loader-name span:nth-child(2) { animation-delay: 0.57s; }
.loader-line.loader-name span:nth-child(3) { animation-delay: 0.59s; }
.loader-line.loader-name span:nth-child(4) { animation-delay: 0.61s; }
.loader-line.loader-name span:nth-child(5) { animation-delay: 0.63s; }
.loader-line.loader-name span:nth-child(6) { animation-delay: 0.65s; }
.loader-line.loader-name span:nth-child(7) { animation-delay: 0.67s; }
.loader-line.loader-name span:nth-child(8) { animation-delay: 0.69s; }
.loader-line.loader-name span:nth-child(9) { animation-delay: 0.71s; }
.loader-line.loader-name span:nth-child(10) { animation-delay: 0.73s; }
.loader-line.loader-name span:nth-child(11) { animation-delay: 0.75s; }
.loader-line.loader-name span:nth-child(12) { animation-delay: 0.77s; }
.loader-line.loader-name span:nth-child(13) { animation-delay: 0.79s; }
.loader-line.loader-name span:nth-child(14) { animation-delay: 0.81s; }
.loader-line.loader-name span:nth-child(15) { animation-delay: 0.83s; }
.loader-line.loader-name span:nth-child(16) { animation-delay: 0.85s; }
.loader-line.loader-name span:nth-child(17) { animation-delay: 0.87s; }

@keyframes letterFade {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.loader-bar {
    width: 200px;
    height: 2px;
    background-color: var(--color-gray-800);
    margin: 0 auto;
    overflow: hidden;
}

.loader-progress {
    width: 0;
    height: 100%;
    background-color: var(--color-white);
    animation: loadProgress 1.5s var(--ease-out-expo) forwards;
    animation-delay: 1s;
}

@keyframes loadProgress {
    to {
        width: 100%;
    }
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
    z-index: 1000;
    transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.scrolled {
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.nav-logo:hover {
    color: var(--color-accent-light);
}

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

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding: var(--space-xs) 0;
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-black);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

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

.mobile-link {
    font-family: var(--font-display);
    font-size: clamp(2rem, 8vw, 4rem);
    font-weight: 500;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

.mobile-menu.active .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu.active .mobile-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-link:nth-child(4) { transition-delay: 0.25s; }

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-gradient {
    display: none;
}

.hero-content {
    text-align: center;
    padding: var(--space-xl);
}

.hero-title {
    font-family: var(--font-display);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.hero-line {
    display: block;
    overflow: hidden;
}

.hero-line.hero-title-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    font-size: clamp(2rem, 6vw, 4rem);
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(100%);
    animation: slideUp 1s var(--ease-out-expo) forwards;
    animation-delay: 2s;
}

.hero-line.hero-title-main .title-word {
    display: block;
    text-align: center;
    margin-right: -0.3em;
}

.hero-line.hero-title-name {
    font-size: clamp(1.25rem, 3.5vw, 2rem);
    font-weight: 500;
    letter-spacing: 0.1em;
    word-spacing: 0.15em;
    line-height: 1.6;
    opacity: 0;
    transform: translateY(100%);
    animation: slideUp 1s var(--ease-out-expo) forwards;
    animation-delay: 2.2s;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray-400);
    margin-bottom: var(--space-xl);
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    animation-delay: 2.4s;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    animation-delay: 2.6s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 0;
    transition: all 0.3s var(--ease-out-expo);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-primary:hover {
    background-color: var(--color-accent-light);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-gray-600);
}

.btn-secondary:hover {
    border-color: var(--color-white);
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1rem;
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-large:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.btn-large svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.btn-large:hover svg {
    transform: translateX(5px);
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    animation-delay: 3s;
}

.hero-scroll span {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-500);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 1px solid var(--color-gray-600);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background-color: var(--color-white);
    border-radius: 2px;
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(12px);
        opacity: 0.3;
    }
}

/* Sections */
.section {
    padding: var(--space-3xl) 0;
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.section-number {
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--color-accent-light);
    letter-spacing: 0.1em;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 500;
    letter-spacing: -0.02em;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.about-text {
    max-width: 600px;
}

.about-intro {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    line-height: 1.5;
    margin-bottom: var(--space-lg);
}

.about-intro em {
    color: var(--color-accent-light);
    font-style: normal;
}

.about-text p {
    color: var(--color-gray-400);
    margin-bottom: var(--space-md);
}

.about-skills h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.skill-category h4 {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: var(--space-sm);
}

.skill-category li {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-gray-800);
}

/* Work Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.project-card {
    position: relative;
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.3s ease, transform 0.4s var(--ease-out-expo);
}

.project-card:hover {
    border-color: var(--color-gray-600);
    transform: translateY(-5px);
}

.project-image {
    position: relative;
    height: 350px;
    background-color: var(--color-gray-900);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    transition: transform 0.6s var(--ease-out-expo);
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
}

.project-number {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.project-card:hover .project-number {
    color: rgba(255, 255, 255, 0.2);
}

.project-info {
    padding: var(--space-lg);
}

.project-category {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: var(--space-sm);
    display: block;
}

.project-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    transition: color 0.3s ease;
}

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

.project-description {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.project-meta {
    display: flex;
    gap: var(--space-md);
    font-size: 0.75rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-md);
}

.project-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.project-meta span::before {
    content: '';
    width: 4px;
    height: 4px;
    background-color: var(--color-gray-600);
    border-radius: 50%;
}

.project-btn {
    background: none;
    border: 1px solid var(--color-gray-700);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.project-btn:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}

/* Experience Section */
.experience-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
}

.experience-card {
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    padding: var(--space-xl);
}

.experience-card.featured {
    border-color: var(--color-accent);
}

.experience-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.experience-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-white);
}

.experience-icon.experience-icon-large {
    width: 100%;
    max-width: 400px;
    height: auto;
    background-color: transparent;
    border-radius: 0;
}

.experience-icon.experience-icon-large img {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 4px;
}

.experience-date {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    display: block;
    margin-bottom: var(--space-sm);
}

.experience-info h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.experience-info h4 {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-gray-400);
    margin-bottom: var(--space-md);
}

.experience-info p {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.experience-highlights {
    border-top: 1px solid var(--color-gray-800);
    padding-top: var(--space-md);
}

.experience-highlights li {
    font-size: 0.875rem;
    color: var(--color-gray-300);
    padding: var(--space-xs) 0;
    padding-left: var(--space-md);
    position: relative;
}

.experience-highlights li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 6px;
    height: 1px;
    background-color: var(--color-accent);
}

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

.timeline-item {
    padding-left: var(--space-lg);
    border-left: 1px solid var(--color-gray-800);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 0;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.timeline-date {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-500);
    display: block;
    margin-bottom: var(--space-xs);
}

.timeline-item h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.timeline-item p {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

/* Contact Section */
.contact {
    background: var(--color-black);
}

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

.contact-intro {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    line-height: 1.5;
    margin-bottom: var(--space-xl);
}

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

.contact-link {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-md);
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    transition: all 0.3s ease;
}

.contact-link:hover {
    border-color: var(--color-accent);
    transform: translateX(10px);
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-500);
}

.contact-value {
    font-size: 1rem;
    color: var(--color-white);
}

.contact-cta {
    display: flex;
    justify-content: center;
}

/* Footer */
.footer {
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-gray-800);
}

.footer-content {
    text-align: center;
}

.footer-content p {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.footer-note {
    margin-top: var(--space-xs);
    font-style: italic;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    margin: 5vh auto;
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    overflow-y: auto;
    transform: translateY(30px);
    transition: transform 0.4s var(--ease-out-expo);
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-600) var(--color-gray-900);
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--color-gray-900);
}

.modal-content::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-600);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-gray-500);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 48px;
    height: 48px;
    background-color: var(--color-gray-800);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
}

.modal-close:hover {
    background-color: var(--color-accent);
    transform: rotate(90deg);
}

.modal-close svg {
    width: 20px;
    height: 20px;
    color: var(--color-white);
}

.modal-body {
    padding: var(--space-2xl);
}

/* Modal Content Styles */
.modal-header {
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-gray-800);
}

.modal-category {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: var(--space-sm);
    display: block;
}

.modal-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.modal-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-400);
    max-width: 800px;
}

.modal-meta {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-lg);
}

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

.modal-meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-500);
}

.modal-meta-value {
    font-size: 1rem;
    color: var(--color-white);
}

.modal-section {
    margin-bottom: var(--space-2xl);
}

.modal-section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.modal-section p {
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.modal-section ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-sm);
}

.modal-section li {
    color: var(--color-gray-300);
    padding: var(--space-sm);
    background-color: var(--color-gray-800);
    font-size: 0.9375rem;
}

.modal-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.modal-gallery-item {
    aspect-ratio: 16/10;
    background-color: var(--color-gray-800);
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--color-gray-700);
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.modal-gallery-item:hover {
    border-color: var(--color-accent);
    transform: scale(1.02);
}

.modal-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s var(--ease-out-expo);
}

.modal-gallery-item:hover img {
    transform: scale(1.05);
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
}

.lightbox-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
}

.lightbox-content {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    z-index: 1;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 95vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 48px;
    height: 48px;
    background-color: var(--color-gray-800);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
}

.lightbox-close:hover {
    background-color: var(--color-accent);
    transform: rotate(90deg);
}

.lightbox-close svg {
    width: 20px;
    height: 20px;
    color: var(--color-white);
}

/* Scroll Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

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

/* Responsive */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .experience-content {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .contact-cta {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    :root {
        --nav-height: 70px;
    }

    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

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

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

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .modal-content {
        width: 100%;
        max-height: 100vh;
        margin: 0;
        border: none;
    }

    .modal-gallery {
        grid-template-columns: 1fr;
    }

    .modal-meta {
        flex-wrap: wrap;
        gap: var(--space-md);
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }

    .nav {
        padding: 0 var(--space-md);
    }

    .section {
        padding: var(--space-2xl) 0;
    }

    .section-header {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .project-image {
        height: 200px;
    }
}

/* Print Styles */
@media print {
    .nav,
    .loader,
    .cursor,
    .cursor-follower,
    .hero-scroll,
    .modal {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: var(--space-xl) 0;
    }

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