/* ===================================
   RESET & BASE STYLES
   =================================== */

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

:root {
    /* Monochromatic Color Palette - Elegant Black & White */
    --color-primary: #0a0a0a;
    --color-secondary: #1a1a1a;
    --color-accent: #2a2a2a;
    --color-text: #0a0a0a;
    --color-text-light: #666666;
    --color-background: #fafafa;
    --color-white: #ffffff;
    --color-border: #e5e5e5;
    
    /* Typography */
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    /* Transitions */
    --transition-smooth: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.3s ease;
    
    /* Dynamic viewport height for mobile */
    --vh: 1vh;
}

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    cursor: none;
    min-height: 100vh;
    width: 100%;
}

/* Prevent horizontal scroll on all elements */
* {
    max-width: 100%;
}

/* Responsive images and media */
img, video, iframe {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Better text wrapping */
p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
    word-wrap: break-word;
    hyphens: auto;
}

/* Better touch targets for mobile */
@media (hover: none) and (pointer: coarse) {
    a, button, .project-card, .nav-link {
        min-height: 44px;
        min-width: 44px;
    }

    /* Remove tap highlight on touch devices */
    a, button, input, textarea {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
    }
}

body.loading {
    overflow: hidden;
}

/* ===================================
   PAGE LOADER
   =================================== */

.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.page-loader.fade-out {
    opacity: 0;
    visibility: hidden;
}

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

.loader-circle {
    width: 50px;
    height: 50px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-text);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    animation: spin 1s linear infinite;
}

.loader-text {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--color-text);
    opacity: 0;
    animation: fadeIn 0.6s ease 0.3s forwards;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Modern Custom Cursor */
.custom-cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-text);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease;
    transform: translate(-50%, -50%);
}

.custom-cursor.hover {
    width: 50px;
    height: 50px;
    background-color: rgba(10, 10, 10, 0.1);
    border-color: var(--color-text);
}

/* Safe area padding for notched devices (iPhone X, etc.) */
@supports (padding: max(0px)) {
    body {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }

    .navbar {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }
    
    .custom-cursor {
        display: none;
    }
}

/* Disable custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    body {
        cursor: auto !important;
    }
    
    .custom-cursor {
        display: none !important;
    }
}

/* ===================================
   SCROLL PROGRESS BAR
   =================================== */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-text), var(--color-text-light));
    z-index: 10000;
    transition: width 0.1s ease;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    border-bottom-color: var(--color-border);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: var(--transition-fast);
}

.logo:hover {
    opacity: 0.6;
}

.nav-menu {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: 0.05em;
    position: relative;
    transition: var(--transition-fast);
}

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

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

.nav-link:hover {
    opacity: 0.6;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.75rem;
    z-index: 1001;
    transition: var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.hamburger-line {
    width: 25px;
    height: 2px;
    background-color: var(--color-text);
    transition: var(--transition-fast);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-container {
        padding: 1.5rem 2rem;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-white);
        flex-direction: column;
        gap: 0;
        padding: 6rem 2rem 2rem;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-link {
        display: block;
        padding: 1.25rem 0;
        font-size: 1rem;
    }

    .nav-link::after {
        display: none;
    }

    /* Overlay when menu is open */
    body.menu-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 999;
        animation: fadeIn 0.3s ease;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
        }
        to {
            opacity: 1;
        }
    }
}

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

.hero {
    min-height: 100vh;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0 3rem;
    position: relative;
    margin-top: -5rem;
    overflow: hidden;
}

/* Hero Background Elements */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.hero-circle {
    position: absolute;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    opacity: 0.3;
    transition: transform 0.3s ease-out;
    will-change: transform;
}

.hero-circle-1 {
    width: 300px;
    height: 300px;
    top: 15%;
    right: 10%;
    animation: float 20s ease-in-out infinite;
}

.hero-circle-2 {
    width: 200px;
    height: 200px;
    bottom: 20%;
    left: 8%;
    animation: float 15s ease-in-out infinite reverse;
}

.hero-line {
    position: absolute;
    width: 1px;
    background: linear-gradient(180deg, transparent, var(--color-border), transparent);
    opacity: 0.2;
}

.hero-line-1 {
    height: 40%;
    top: 10%;
    left: 20%;
    animation: lineFloat 12s ease-in-out infinite;
}

.hero-line-2 {
    height: 50%;
    bottom: 10%;
    right: 25%;
    animation: lineFloat 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(20px, -20px) scale(1.05);
    }
    50% {
        transform: translate(-15px, 15px) scale(0.95);
    }
    75% {
        transform: translate(15px, 10px) scale(1.02);
    }
}

@keyframes lineFloat {
    0%, 100% {
        transform: translateY(0);
        opacity: 0.2;
    }
    50% {
        transform: translateY(-30px);
        opacity: 0.4;
    }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 1.2s ease forwards;
    position: relative;
    text-shadow: 0 0 40px rgba(10, 10, 10, 0.05);
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-text), transparent);
    opacity: 0;
    animation: fadeIn 1.2s ease 1.5s forwards;
    box-shadow: 0 0 10px rgba(10, 10, 10, 0.2);
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 300;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1.2s ease 0.3s forwards;
}

/* Typewriter Text */
.typewriter-text {
    display: inline-block;
    min-height: 1.5em;
    color: var(--color-text);
    font-weight: 400;
    white-space: nowrap;
    overflow: hidden;
    border-right: 0;
}

/* Typing Cursor Effect */
.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background-color: var(--color-text);
    margin-left: 4px;
    animation: blink 1s step-end infinite;
    vertical-align: middle;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fadeIn 1.2s ease 1s forwards;
}

.scroll-line {
    display: block;
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--color-text-light));
    animation: scrollAnimation 2s ease-in-out infinite;
}

/* ===================================
   SECTION STYLES
   =================================== */

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xxl) 3rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
    position: relative;
    display: inline-block;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 0;
    height: 2px;
    background-color: var(--color-text);
    transition: width 0.8s ease 0.3s;
}

.section-title.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-title.visible::before {
    width: 50px;
}

/* ===================================
   WORK SECTION
   =================================== */

.work-section {
    background-color: var(--color-white);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem 3rem;
}

.project-card {
    cursor: pointer;
    opacity: 0;
    transform: translateY(40px);
    transition: var(--transition-smooth);
}

.project-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-image {
    position: relative;
    width: 100%;
    padding-bottom: 125%;
    overflow: hidden;
    margin-bottom: 1.5rem;
    background-color: var(--color-background);
    border-radius: 4px;
}

.project-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 2;
}

.project-card:hover .project-hover-overlay {
    opacity: 1;
}

.hover-text {
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-align: center;
    padding: 1rem;
}

.project-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    transition: var(--transition-smooth);
}

.image-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s ease;
}

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

.project-card:hover .image-placeholder::before {
    left: 100%;
}

.project-info {
    padding: 0 0.5rem;
}

.project-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.project-category {
    font-size: 0.875rem;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
    font-weight: 300;
    margin-bottom: 0.75rem;
}

.project-description {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--color-text);
    font-weight: 300;
    margin-bottom: 1rem;
}

.project-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.project-features li {
    font-size: 0.85rem;
    color: var(--color-text-light);
    padding-left: 1.2rem;
    position: relative;
    margin-bottom: 0.5rem;
    font-weight: 300;
}

.project-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-text);
    font-weight: 500;
}

/* ===================================
   ABOUT SECTION
   =================================== */

.about-section {
    background: linear-gradient(180deg, var(--color-background) 0%, rgba(250, 250, 250, 0.5) 100%);
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 100px;
    background: linear-gradient(180deg, transparent, var(--color-border), transparent);
    opacity: 0.5;
}

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

.about-text {
    margin-bottom: var(--spacing-lg);
}

.about-paragraph {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    font-weight: 300;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.about-paragraph::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-background), transparent);
    transform: translateX(-100%);
    transition: transform 1s ease;
}

.about-paragraph.visible {
    opacity: 1;
    transform: translateY(0);
}

.about-paragraph.visible::before {
    transform: translateX(100%);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 3rem;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.stat-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-text);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
    font-weight: 300;
}

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

.contact-section {
    background-color: var(--color-white);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    font-weight: 300;
    letter-spacing: 0.02em;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.contact-text.visible {
    opacity: 1;
    transform: translateY(0);
}

.contact-email {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--color-text);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 3rem;
    position: relative;
    transition: var(--transition-fast);
    opacity: 0;
    transform: translateY(30px);
}

.contact-email.visible {
    opacity: 1;
    transform: translateY(0);
    transition: var(--transition-smooth);
}

.contact-email::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-text);
    transition: var(--transition-smooth);
}

.contact-email:hover::after {
    width: 100%;
}

.contact-email:hover {
    opacity: 0.6;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-link {
    font-size: 0.9rem;
    color: var(--color-text-light);
    text-decoration: none;
    letter-spacing: 0.05em;
    position: relative;
    transition: var(--transition-fast);
    opacity: 0;
    transform: translateY(30px);
}

.contact-link.visible {
    opacity: 1;
    transform: translateY(0);
    transition: var(--transition-smooth);
}

.contact-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-text-light);
    transition: var(--transition-smooth);
}

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

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

.contact-info {
    margin-bottom: 2rem;
}

.contact-location {
    font-size: 1rem;
    color: var(--color-text-light);
    font-weight: 300;
    letter-spacing: 0.02em;
    margin-bottom: 0.5rem;
}

.contact-website {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-top: 1rem;
    font-weight: 300;
    letter-spacing: 0.02em;
}

/* ===================================
   SKILLS SECTION
   =================================== */

.skills-section {
    background: linear-gradient(180deg, rgba(250, 250, 250, 0.5) 0%, var(--color-background) 100%);
    position: relative;
}

.skills-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: 4rem;
    font-weight: 300;
    letter-spacing: 0.02em;
}

.skills-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: start;
}

/* Primary Skills with Progress Bars */
.primary-skills {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.skill-item {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.skill-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.skill-name {
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 0.01em;
}

.skill-level {
    font-size: 0.8rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 300;
}

.skill-bar {
    width: 100%;
    height: 6px;
    background-color: var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--color-text) 0%, var(--color-secondary) 100%);
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 10px;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40px;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3));
    animation: shimmer 2s infinite;
}

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

.skill-item.visible .skill-progress {
    width: var(--progress-width);
}

/* Technology Cloud */
.tech-cloud {
    background-color: var(--color-white);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    position: sticky;
    top: 120px;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.tech-cloud.visible {
    opacity: 1;
    transform: translateY(0);
}

.tech-cloud-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 1.75rem;
    letter-spacing: -0.01em;
    text-align: center;
}

.tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.tech-item {
    font-size: 0.8rem;
    padding: 0.6rem 1.2rem;
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    color: var(--color-text);
    font-weight: 300;
    letter-spacing: 0.02em;
    transition: var(--transition-fast);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(10, 10, 10, 0.05), transparent);
    transition: left 0.5s ease;
}

.tech-item:hover {
    background-color: var(--color-text);
    color: var(--color-white);
    border-color: var(--color-text);
    transform: translateY(-2px);
}

.tech-item:hover::before {
    left: 100%;
}

/* Category-based colors */
.tech-item[data-category="frontend"]:hover {
    background-color: #2563eb;
    border-color: #2563eb;
}

.tech-item[data-category="backend"]:hover {
    background-color: #059669;
    border-color: #059669;
}

.tech-item[data-category="database"]:hover {
    background-color: #dc2626;
    border-color: #dc2626;
}

.tech-item[data-category="framework"]:hover {
    background-color: #7c3aed;
    border-color: #7c3aed;
}

.tech-item[data-category="animation"]:hover {
    background-color: #ea580c;
    border-color: #ea580c;
}

.tech-item[data-category="tools"]:hover {
    background-color: #0891b2;
    border-color: #0891b2;
}

/* ===================================
   EDUCATION SECTION
   =================================== */

.education-section {
    background-color: var(--color-white);
}

.education-grid {
    display: grid;
    gap: 3rem;
    max-width: 800px;
}

.education-card {
    padding: 2rem;
    border: 1px solid var(--color-border);
    transition: var(--transition-smooth);
    opacity: 0;
    transform: translateY(30px);
    position: relative;
    overflow: hidden;
    background-color: var(--color-white);
}

.education-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background-color: var(--color-text);
    transition: height 0.4s ease;
}

.education-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.education-card:hover {
    border-color: var(--color-text);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.education-card:hover::before {
    height: 100%;
}

.education-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.education-degree {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.education-period {
    font-size: 0.875rem;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
    font-weight: 300;
}

.education-institution {
    font-size: 1.125rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.education-details {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
    font-weight: 300;
}

/* ===================================
   BACK TO TOP BUTTON
   =================================== */

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--color-text);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    z-index: 999;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.back-to-top svg {
    transition: transform 0.3s ease;
}

.back-to-top:hover svg {
    transform: translateY(-2px);
}

/* ===================================
   DOWNLOAD RESUME BUTTON
   =================================== */

.download-resume-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    margin-top: 2rem;
    background-color: var(--color-text);
    color: var(--color-white);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border-radius: 4px;
    transition: var(--transition-fast);
    border: 2px solid var(--color-text);
}

.download-resume-btn:hover {
    background-color: transparent;
    color: var(--color-text);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.download-resume-btn svg {
    transition: transform 0.3s ease;
}

.download-resume-btn:hover svg {
    transform: translateY(3px);
}

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

.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 3rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-text {
    font-size: 0.875rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

/* Social Media Links */
.social-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: var(--transition-fast);
    text-decoration: none;
}

.social-link:hover {
    background-color: var(--color-white);
    color: var(--color-text);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* ===================================
   ANIMATIONS
   =================================== */

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scrollAnimation {
    0% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(20px);
        opacity: 0;
    }
}

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

/* Tablet Landscape (1024px and below) */
@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }

    .nav-container {
        padding: 1.75rem 2.5rem;
    }

    .section-container {
        padding: var(--spacing-lg) 2.5rem;
    }

    .hero-title {
        font-size: clamp(3rem, 8vw, 4.5rem);
    }

    .hero-subtitle {
        font-size: clamp(1.25rem, 3vw, 1.75rem);
    }

    .project-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }

    .skills-grid {
        gap: 2.5rem;
    }
}

/* Tablet Portrait (768px and below) */
@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
        --spacing-xxl: 4rem;
    }

    .hero {
        padding: 0 2rem;
        min-height: 100vh;
        height: calc(var(--vh, 1vh) * 100);
    }

    .hero-title {
        font-size: clamp(2.5rem, 10vw, 3.5rem);
        margin-bottom: 1.5rem;
    }

    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.5rem);
    }
    
    .hero-circle-1 {
        width: 200px;
        height: 200px;
        top: 10%;
        right: -50px;
    }
    
    .hero-circle-2 {
        width: 150px;
        height: 150px;
        bottom: 15%;
        left: -50px;
    }
    
    .hero-line {
        display: none;
    }
    
    .section-container {
        padding: var(--spacing-lg) 2rem;
    }

    .section-title {
        font-size: clamp(2rem, 6vw, 2.5rem);
        margin-bottom: 2.5rem;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .project-title {
        font-size: 1.35rem;
    }

    .project-description {
        font-size: 0.875rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-paragraph {
        font-size: 1rem;
    }
    
    .contact-links {
        gap: 2rem;
    }

    .contact-email {
        font-size: clamp(1.25rem, 5vw, 2rem);
        margin-bottom: 2rem;
    }
    
    .skills-subtitle {
        font-size: 1rem;
        margin-bottom: 3rem;
    }

    .skills-wrapper {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .tech-cloud {
        position: static;
        padding: 2rem;
    }

    .skill-name {
        font-size: 0.95rem;
    }

    .skill-level {
        font-size: 0.75rem;
    }

    .tech-cloud-title {
        font-size: 1.1rem;
    }

    .tech-item {
        font-size: 0.75rem;
        padding: 0.55rem 1.1rem;
    }
    
    .education-grid {
        gap: 2rem;
    }

    .education-degree {
        font-size: 1.35rem;
    }
    
    .education-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .download-resume-btn {
        padding: 0.875rem 2rem;
        font-size: 0.95rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .footer-container {
        padding: 2rem;
    }

    .back-to-top {
        width: 45px;
        height: 45px;
    }
}

/* Mobile Landscape (640px and below) */
@media (max-width: 640px) {
    .logo {
        font-size: 1.1rem;
    }

    .hero {
        padding: 0 1.75rem;
        min-height: 100vh;
        height: calc(var(--vh, 1vh) * 100);
    }

    .hero-title {
        font-size: clamp(2rem, 9vw, 3rem);
        margin-bottom: 1.25rem;
    }

    .hero-subtitle {
        font-size: clamp(0.95rem, 4vw, 1.25rem);
    }

    .section-container {
        padding: var(--spacing-md) 1.75rem;
    }

    .section-title {
        font-size: clamp(1.75rem, 7vw, 2.25rem);
        margin-bottom: 2rem;
    }

    .project-grid {
        gap: 2.5rem;
    }

    .project-card {
        margin-bottom: 0;
    }

    .project-title {
        font-size: 1.25rem;
    }

    .contact-email {
        font-size: clamp(1.1rem, 5vw, 1.75rem);
    }

    .skill-tags {
        gap: 0.65rem;
    }

    .skill-tag {
        padding: 0.6rem 1.15rem;
        font-size: 0.8rem;
    }

    .education-card {
        padding: 1.5rem;
    }

    .education-degree {
        font-size: 1.25rem;
    }
}

/* Mobile Portrait (480px and below) */
@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1.25rem;
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
    }

    .logo {
        font-size: 1rem;
    }

    .hero {
        padding: 0 1.5rem;
        min-height: 100vh;
        height: calc(var(--vh, 1vh) * 100);
    }

    .hero-title {
        font-size: clamp(1.75rem, 10vw, 2.5rem);
        margin-bottom: 1rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        flex-direction: row;
        gap: 0.25rem;
        justify-content: center;
        font-size: clamp(0.875rem, 4vw, 1.1rem);
    }
    
    .typewriter-text {
        text-align: center;
        white-space: normal;
        word-break: break-word;
    }
    
    .hero-circle {
        opacity: 0.12;
    }
    
    .hero-circle-1 {
        width: 150px;
        height: 150px;
        top: 5%;
        right: -75px;
    }
    
    .hero-circle-2 {
        width: 120px;
        height: 120px;
        bottom: 10%;
        left: -60px;
    }
    
    .typing-cursor {
        height: 1em;
    }

    .scroll-indicator {
        display: none;
    }

    .hero-content {
        margin-bottom: 0;
        padding-bottom: 2rem;
    }
    
    .section-container {
        padding: var(--spacing-lg) 1.5rem;
    }

    .section-title {
        font-size: clamp(1.5rem, 8vw, 2rem);
        margin-bottom: 1.75rem;
    }

    .about-section {
        padding-top: 2rem;
    }

    .about-paragraph {
        font-size: 0.95rem;
        margin-bottom: 1.25rem;
    }
    
    .project-grid {
        gap: 2rem;
    }

    .project-title {
        font-size: 1.2rem;
    }

    .project-category {
        font-size: 0.8rem;
    }

    .project-description {
        font-size: 0.85rem;
    }

    .project-features li {
        font-size: 0.8rem;
    }

    .contact-content {
        padding: 0 0.5rem;
    }

    .contact-text {
        font-size: 1rem;
    }

    .contact-email {
        font-size: clamp(1rem, 5vw, 1.5rem);
        margin-bottom: 1.5rem;
    }

    .contact-location,
    .contact-website {
        font-size: 0.9rem;
    }
    
    .skills-subtitle {
        font-size: 0.95rem;
        margin-bottom: 2.5rem;
    }

    .skills-wrapper {
        gap: 3rem;
    }

    .primary-skills {
        gap: 2rem;
    }

    .skill-name {
        font-size: 0.9rem;
    }

    .skill-level {
        font-size: 0.7rem;
    }

    .skill-bar {
        height: 5px;
    }

    .tech-cloud {
        padding: 1.75rem 1.5rem;
    }

    .tech-cloud-title {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .tech-items {
        gap: 0.6rem;
    }

    .tech-item {
        font-size: 0.7rem;
        padding: 0.5rem 1rem;
    }
    
    .download-resume-btn {
        padding: 0.8rem 1.75rem;
        font-size: 0.9rem;
        width: 100%;
        justify-content: center;
    }

    .education-card {
        padding: 1.25rem;
    }

    .education-degree {
        font-size: 1.15rem;
    }

    .education-institution {
        font-size: 0.95rem;
    }

    .education-details {
        font-size: 0.85rem;
    }

    .footer-text {
        font-size: 0.8rem;
    }

    .social-links {
        gap: 1.25rem;
    }

    .social-link {
        width: 38px;
        height: 38px;
    }

    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 1.5rem;
        right: 1.5rem;
    }
}

/* Extra Small Devices (360px and below) */
@media (max-width: 360px) {
    .hero-title {
        font-size: 1.65rem;
    }

    .hero-subtitle {
        font-size: 0.85rem;
    }

    .section-container {
        padding: 1.5rem 1.25rem;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .project-title {
        font-size: 1.1rem;
    }

    .skills-subtitle {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }

    .primary-skills {
        gap: 1.75rem;
    }

    .skill-name {
        font-size: 0.85rem;
    }

    .skill-header {
        margin-bottom: 0.6rem;
    }

    .tech-cloud {
        padding: 1.5rem 1.25rem;
    }

    .tech-item {
        font-size: 0.65rem;
        padding: 0.45rem 0.85rem;
    }

    .modal-body {
        padding: 1.75rem 1.25rem;
    }
}

/* ===================================
   SMOOTH SCROLL & ACCESSIBILITY
   =================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

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

:focus-visible {
    outline: 2px solid var(--color-text);
    outline-offset: 4px;
}

/* ===================================
   PROJECT MODAL
   =================================== */

.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.project-modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    position: relative;
    background-color: var(--color-white);
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    border-radius: 8px;
    z-index: 10001;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--color-text);
    transition: var(--transition-fast);
    z-index: 10002;
}

.modal-close:hover {
    opacity: 0.6;
    transform: rotate(90deg);
}

.modal-body {
    padding: 3rem;
}

.modal-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.modal-category {
    font-size: 0.9rem;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
    font-weight: 300;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.modal-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 2rem;
}

.modal-features {
    margin-bottom: 2rem;
}

.modal-features h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.modal-features ul {
    list-style: none;
    padding: 0;
}

.modal-features li {
    font-size: 0.95rem;
    color: var(--color-text-light);
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.modal-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-text);
    font-weight: 500;
}

.modal-tech-stack {
    margin-bottom: 2rem;
}

.modal-tech-stack h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.modal-tech-stack p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.modal-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background-color: var(--color-text);
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.modal-link:hover {
    background-color: var(--color-secondary);
    transform: translateY(-2px);
}

.modal-link svg {
    width: 16px;
    height: 16px;
}

/* Modal Responsive */
@media (max-width: 768px) {
    .project-modal {
        padding: 1rem;
        align-items: flex-start;
        padding-top: 3rem;
    }

    .modal-content {
        max-height: 90vh;
    }

    .modal-body {
        padding: 2rem 1.5rem;
    }

    .modal-title {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .modal-category {
        font-size: 0.85rem;
    }

    .modal-description {
        font-size: 0.95rem;
    }

    .modal-features h3,
    .modal-tech-stack h3 {
        font-size: 1rem;
    }

    .modal-features li {
        font-size: 0.9rem;
    }

    .modal-tech-stack p {
        font-size: 0.9rem;
    }

    .modal-link {
        padding: 0.875rem 1.75rem;
        font-size: 0.9rem;
    }

    .modal-close {
        top: 1rem;
        right: 1rem;
    }
}

@media (max-width: 480px) {
    .project-modal {
        padding: 0.75rem;
        padding-top: 2rem;
    }

    .modal-content {
        border-radius: 6px;
        max-height: 92vh;
    }

    .modal-body {
        padding: 1.75rem 1.25rem;
    }

    .modal-title {
        font-size: 1.35rem;
        margin-bottom: 0.4rem;
    }

    .modal-category {
        font-size: 0.8rem;
        margin-bottom: 1.25rem;
    }

    .modal-description {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .modal-features,
    .modal-tech-stack {
        margin-bottom: 1.5rem;
    }

    .modal-features h3,
    .modal-tech-stack h3 {
        font-size: 0.95rem;
        margin-bottom: 0.75rem;
    }

    .modal-features li {
        font-size: 0.85rem;
        margin-bottom: 0.6rem;
    }

    .modal-tech-stack p {
        font-size: 0.85rem;
    }

    .modal-link {
        padding: 0.8rem 1.5rem;
        font-size: 0.85rem;
        width: 100%;
        justify-content: center;
    }

    .modal-close {
        top: 0.75rem;
        right: 0.75rem;
        padding: 0.4rem;
    }

    .modal-close svg {
        width: 20px;
        height: 20px;
    }
}