/* ==========================================
   CSS Custom Properties & Variables
   ========================================== */
:root {
    /* Colors - Parliament Blue Theme */
    --color-primary: #00247D;
    --color-primary-dark: #001a5c;
    --color-primary-light: #003399;
    --color-secondary: #FF6B9D;
    --color-text: #F5F5F0;
    --color-text-dim: rgba(245, 245, 240, 0.7);
    --color-bg: #000000;
    --color-bg-alt: #0a0a0a;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;

    /* Layout */
    --container-max: 1400px;
    --container-padding: 2rem;

    /* Transitions */
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background: linear-gradient(135deg, #000000 0%, var(--color-primary-dark) 100%);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   Typography
   ========================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-secondary);
    font-weight: 600;
    line-height: 1.2;
}

p {
    margin-bottom: 1.5rem;
}

.quote {
    color: var(--color-secondary);
    font-style: italic;
    font-weight: 500;
}

/* ==========================================
   Layout
   ==========================================*/
/* Utility Classes */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.main-wrapper {
    opacity: 0;
    transition: opacity 0.8s var(--transition-smooth);
}

.main-wrapper.loaded {
    opacity: 1;
}

/* ==========================================
   Loader
   ========================================== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000820;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.4s var(--transition-smooth), visibility 0.4s;
}

/* Page Transition Overlay */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000820;
    z-index: 10000;
    transform: translateY(100%);
    pointer-events: none;
    transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1);
}

.page-transition.active {
    transform: translateY(0);
}

.page-transition.exit {
    transform: translateY(-100%);
}

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

.loader__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.loader__text-wrapper {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.loader__text {
    display: block;
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--color-text);
    animation: textFadeIn 1s ease-out forwards;
}

.loader__subtext {
    font-size: 0.85rem;
    color: var(--color-text-dim);
    letter-spacing: 2px;
    opacity: 0.8;
}

.loader__progress-container {
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.loader__progress-line {
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.05);
    position: relative;
    border-radius: 2px;
}

.loader__progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--color-primary-light), #2D5A27);
    box-shadow: 0 0 10px rgba(45, 90, 39, 0.5);
    transition: width 0.1s linear;
}

.loader__progress-runner {
    position: absolute;
    top: 50%;
    left: 0%;
    transform: translate(-50%, -50%);
    width: 32px;
    height: 32px;
    color: var(--color-text);
    transition: left 0.1s linear;
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.3));
}

.loader__progress-runner svg {
    width: 100%;
    height: 100%;
    animation: runnerRotate 4s linear infinite;
}

.loader__percentage {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-dim);
    letter-spacing: 1px;
}

@keyframes textFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@keyframes runnerRotate {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* ==========================================
   Navigation
   ========================================== */
/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    backdrop-filter: blur(0px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.0);
    display: flex;
    justify-content: flex-end;
    align-items: center;
    transition: all 0.3s ease;
}

.nav.scrolled {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(0, 8, 32, 0.6);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* Enhanced Logo */
/* Logo removed */

/* Mobile Menu Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: transparent;
    border: none;
    z-index: 1001;
    position: relative;
}

.nav__toggle span {
    width: 28px;
    height: 3px;
    background: var(--color-text);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.nav__toggle:hover span {
    background: var(--color-accent);
}

.nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.nav__toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(20px);
}

.nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Navigation Links */
.nav__links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav__link {
    position: relative;
    color: var(--color-text-dim);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

/* Shimmer effect on hover */
.nav__link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 107, 157, 0.2),
            transparent);
    transition: left 0.6s ease;
}

.nav__link:hover::before {
    left: 100%;
}

/* Animated underline */
.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg,
            var(--color-primary-light),
            var(--color-accent));
    transform: translateX(-50%);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px var(--color-accent);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link:hover {
    color: var(--color-text);
    transform: translateY(-2px);
    text-shadow: 0 0 20px rgba(255, 107, 157, 0.5);
}

/* Active state */
.nav__link.active {
    color: var(--color-accent);
}

.nav__link.active::after {
    width: 100%;
    background: var(--color-accent);
}

/* Dot indicator for active link */
.nav__link.active::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-accent);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }

    50% {
        opacity: 0.5;
        transform: translateX(-50%) scale(1.5);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav__logo-text {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(0, 8, 32, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    }

    .nav__links.active {
        right: 0;
    }

    .nav__link {
        font-size: 1.5rem;
        padding: 1rem 2rem;
        width: 100%;
        text-align: center;
        opacity: 0;
        transform: translateX(50px);
        transition: all 0.3s ease;
    }

    .nav__links.active .nav__link {
        opacity: 1;
        transform: translateX(0);
    }

    .nav__links.active .nav__link:nth-child(1) {
        transition-delay: 0.1s;
    }

    .nav__links.active .nav__link:nth-child(2) {
        transition-delay: 0.2s;
    }

    .nav__links.active .nav__link:nth-child(3) {
        transition-delay: 0.3s;
    }

    .nav__links.active .nav__link:nth-child(4) {
        transition-delay: 0.4s;
    }

    .nav__link::after {
        bottom: 10px;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .nav__logo-icon {
        font-size: 1.5rem;
        padding: 0.4rem 0.6rem;
    }
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: var(--spacing-xxl) var(--container-padding);
    background: linear-gradient(135deg, rgba(0, 36, 125, 0.1) 0%, rgba(0, 0, 0, 0.8) 100%);
}

.hero__content {
    text-align: center;
    max-width: 900px;
}

.hero__title {
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    position: relative;
    perspective: 1000px;
    text-align: center;
}

.hero__title-line {
    display: inline-block;
    position: relative;
    animation: heroTitleFloat 6s ease-in-out infinite;
}

/* Split text animation - each letter */
.hero__title-line span {
    display: inline-block;
    opacity: 0;
    transform: translateY(30px) rotateX(-90deg);
    animation: letterReveal 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Stagger animation for each letter - Faster Reveal */
.hero__title-line span:nth-child(1) {
    animation-delay: 0.1s;
}

.hero__title-line span:nth-child(2) {
    animation-delay: 0.15s;
}

.hero__title-line span:nth-child(3) {
    animation-delay: 0.2s;
}

.hero__title-line span:nth-child(4) {
    animation-delay: 0.25s;
}

.hero__title-line span:nth-child(5) {
    animation-delay: 0.3s;
}

.hero__title-line span:nth-child(6) {
    animation-delay: 0.35s;
}

.hero__title-line span:nth-child(7) {
    animation-delay: 0.4s;
}

.hero__title-line span:nth-child(8) {
    animation-delay: 0.45s;
}

.hero__title-line span:nth-child(9) {
    animation-delay: 0.5s;
}

.hero__title-line span:nth-child(10) {
    animation-delay: 0.55s;
}

.hero__title-line span:nth-child(11) {
    animation-delay: 0.6s;
}

.hero__title-line span:nth-child(12) {
    animation-delay: 0.65s;
}

.hero__title-line span:nth-child(13) {
    animation-delay: 0.7s;
}

.hero__title-line span:nth-child(14) {
    animation-delay: 0.7s;
}

/* Glowing text effect */
.hero__title-line::before {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    filter: blur(20px);
    opacity: 0.6;
    color: var(--color-primary-light);
    animation: textGlow 3s ease-in-out infinite;
}

/* Floating animation */
@keyframes heroTitleFloat {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Letter reveal animation */
@keyframes letterReveal {
    0% {
        opacity: 0;
        transform: translateY(30px) rotateX(-90deg);
    }

    50% {
        opacity: 0.5;
    }

    100% {
        opacity: 1;
        transform: translateY(0) rotateX(0);
    }
}

/* Text glow animation */
@keyframes textGlow {

    0%,
    100% {
        opacity: 0.4;
        filter: blur(20px);
    }

    50% {
        opacity: 0.8;
        filter: blur(30px);
    }
}

.hero__subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-text-dim);
    font-weight: 300;
}

.hero__subtitle-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
}

.hero__scroll {
    position: absolute;
    bottom: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0;
}

.hero__scroll-text {
    font-size: 0.875rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-dim);
}

.hero__scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-text) 0%, transparent 100%);
    animation: scrollLine 2s ease-in-out infinite;
}

/* ==========================================
   About Section
   ========================================== */
.about {
    min-height: 100vh;
    padding: var(--spacing-xxl) var(--container-padding);
    display: flex;
    align-items: center;
}

.about__content {
    max-width: 800px;
    margin: 0 auto;
}

.about__text {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    line-height: 1.8;
}

.about__paragraph {
    margin-bottom: var(--spacing-md);
    opacity: 0;
    transform: translateY(30px);
}

.about__paragraph--emphasis {
    font-weight: 600;
    font-size: 1.2em;
    margin-top: var(--spacing-lg);
}

.about__divider {
    text-align: center;
    font-size: 2rem;
    margin: var(--spacing-lg) 0;
    color: var(--color-secondary);
    opacity: 0;
}

.about__signature {
    text-align: center;
    margin-top: var(--spacing-lg);
    opacity: 0;
}

.about__name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.about__title {
    color: var(--color-text-dim);
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

/* ==========================================
   Projects Section
   ========================================== */
.projects {
    min-height: 100vh;
    padding: var(--spacing-xxl) var(--container-padding);
}

.section__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.project-card {
    background: rgba(0, 36, 125, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.4s var(--transition-smooth), box-shadow 0.4s var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.05);
    opacity: 0;
    transform: translateY(50px);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 36, 125, 0.3);
}

.project-card__image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-card__placeholder {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text);
    opacity: 0.3;
}

.project-card__content {
    padding: var(--spacing-md);
}

.project-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.project-card__description {
    color: var(--color-text-dim);
    line-height: 1.6;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    min-height: 60vh;
    padding: var(--spacing-xxl) var(--container-padding);
    display: flex;
    align-items: center;
}

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

.contact__text {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dim);
}

.contact__email {
    font-size: 1.8rem;
    background: linear-gradient(135deg, var(--color-text) 0%, #2D5A27 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.4s var(--transition-smooth);
    display: inline-block;
    letter-spacing: 1px;
    filter: drop-shadow(0 0 10px rgba(45, 90, 39, 0.2));
}

.contact__email:hover {
    transform: translateY(-5px) scale(1.05);
    filter: drop-shadow(0 0 20px rgba(45, 90, 39, 0.5));
    background: linear-gradient(135deg, var(--color-accent) 0%, #2D5A27 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    padding: var(--spacing-lg) var(--container-padding);
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__text {
    color: var(--color-text-dim);
    font-size: 0.9rem;
}

/* ==========================================
   Project Modal
   ========================================== */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--transition-smooth);
}

.project-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.project-modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.project-modal__content {
    position: relative;
    max-width: 1200px;
    width: 90%;
    max-height: 90vh;
    background: linear-gradient(135deg, rgba(0, 36, 125, 0.2) 0%, rgba(0, 0, 0, 0.8) 100%);
    border-radius: 20px;
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: scale(0.9) translateY(50px);
    transition: transform 0.5s var(--transition-smooth);
    overflow-y: auto;
}

.project-modal.active .project-modal__content {
    transform: scale(1) translateY(0);
}

.project-modal__close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid var(--color-text);
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-modal__close span {
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--color-text);
    transition: background 0.3s var(--transition-smooth);
}

.project-modal__close span:first-child {
    transform: rotate(45deg);
}

.project-modal__close span:last-child {
    transform: rotate(-45deg);
}

.project-modal__close:hover {
    border-color: var(--color-secondary);
    transform: rotate(90deg);
}

.project-modal__close:hover span {
    background: var(--color-secondary);
}

.project-modal__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.project-modal__image {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.project-modal__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-text);
    opacity: 0.3;
}

.project-modal__info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-modal__title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-modal__description {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-text-dim);
    margin-bottom: var(--spacing-md);
}

.project-modal__details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.project-modal__detail {
    display: flex;
    gap: var(--spacing-sm);
}

.project-modal__label {
    font-weight: 600;
    color: var(--color-secondary);
}

.project-modal__value {
    color: var(--color-text);
}

.project-modal__nav {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.project-modal__nav-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 36, 125, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: var(--color-text);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.project-modal__nav-btn:hover {
    background: rgba(0, 36, 125, 0.5);
    border-color: var(--color-secondary);
    transform: translateY(-2px);
}

.project-modal__nav-btn span {
    font-size: 1.2rem;
}

/* ==========================================
   Enhanced Project Cards
   ========================================== */
.project-card {
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s var(--transition-smooth);
    z-index: 1;
    pointer-events: none;
}

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

.project-card__content {
    position: relative;
    z-index: 2;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    :root {
        --container-padding: 1.5rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }

    .nav__links {
        gap: var(--spacing-sm);
    }

    .nav__link {
        font-size: 0.9rem;
    }

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

    .about__text {
        font-size: 1.1rem;
    }

    .project-modal__inner {
        grid-template-columns: 1fr;
    }

    .project-modal__image {
        height: 250px;
    }

    .project-modal__title {
        font-size: 1.8rem;
    }

    .project-modal__nav {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: var(--spacing-sm) var(--container-padding);
    }

    .nav__logo {
        font-size: 1.2rem;
    }

    .hero {
        padding: var(--spacing-xl) var(--container-padding);
    }
}