/* CSS Variables for Design System */
:root {
    /* Colors - Light Mode */
    --background: hsl(210, 20%, 98%);
    --foreground: hsl(220, 15%, 15%);
    --card: hsl(0, 0%, 100%);
    --card-foreground: hsl(220, 15%, 15%);
    --border: hsl(210, 15%, 85%);
    --primary: hsl(210, 100%, 50%);
    --primary-foreground: hsl(210, 20%, 98%);
    --secondary: hsl(210, 10%, 92%);
    --secondary-foreground: hsl(220, 15%, 25%);
    --muted: hsl(210, 10%, 94%);
    --muted-foreground: hsl(210, 10%, 45%);
    --accent: hsl(210, 15%, 90%);
    --accent-foreground: hsl(220, 15%, 25%);
    --success: hsl(160, 80%, 35%);
    --success-foreground: hsl(0, 0%, 100%);

    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;


    /* My Pic */
.about-image {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 20px;
}

.about-image .profile-pic {
  width: 350px;              /* fixed width */
  height: 400px;             /* fixed height */
  object-fit: cover;         /* crop and fit properly */
  border-radius: 50%;        /* circular image */
  border: 4px solid #00aaff; /* accent color border */
  box-shadow: 0 4px 12px rgba(0,0,0,0.2); /* soft shadow */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-image .profile-pic:hover {
  transform: scale(1.05); /* zoom effect */
  box-shadow: 0 6px 16px rgba(0,0,0,0.3);
}




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

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Dark Mode Variables */
.dark {
    --background: hsl(220, 15%, 8%);
    --foreground: hsl(210, 15%, 95%);
    --card: hsl(220, 15%, 12%);
    --card-foreground: hsl(210, 15%, 95%);
    --border: hsl(220, 15%, 18%);
    --primary: hsl(210, 100%, 60%);
    --primary-foreground: hsl(220, 15%, 8%);
    --secondary: hsl(220, 15%, 16%);
    --secondary-foreground: hsl(210, 15%, 85%);
    --muted: hsl(220, 10%, 14%);
    --muted-foreground: hsl(210, 10%, 70%);
    --accent: hsl(220, 15%, 16%);
    --accent-foreground: hsl(210, 15%, 85%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.text-muted {
    color: var(--muted-foreground);
}

.text-red {
    color: #ef4444;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Navigation Styles */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.nav.scrolled {
    background-color: rgba(var(--background), 0.8);
    border-bottom: 1px solid var(--border);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
}

.nav-brand {
    font-weight: 700;
    font-size: 1.25rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

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

.nav-link {
    text-decoration: none;
    color: var(--muted-foreground);
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

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

.nav-mobile {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
}

@media (max-width: 768px) {
    .nav-mobile {
        display: flex;
    }
}

.mobile-menu {
    display: none;
    margin-top: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border);
}

.mobile-menu.show {
    display: block;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-nav-link {
    text-decoration: none;
    color: var(--muted-foreground);
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--primary);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    background: none;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-outline {
    border-color: var(--border);
    color: var(--foreground);
}

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

.btn-ghost {
    color: var(--foreground);
}

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

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: var(--radius-md);
}

/* Theme Toggle */
.theme-toggle {
    position: relative;
}

.icon-sun,
.icon-moon {
    width: 1.25rem;
    height: 1.25rem;
    transition: all 0.3s ease;
}

.dark .icon-sun {
    transform: rotate(-90deg) scale(0);
    position: absolute;
}

.dark .icon-moon {
    transform: rotate(0deg) scale(1);
}

:not(.dark) .icon-moon {
    transform: rotate(90deg) scale(0);
    position: absolute;
}

:not(.dark) .icon-sun {
    transform: rotate(0deg) scale(1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    position: relative;
}

.icon-menu,
.icon-x {
    width: 1.25rem;
    height: 1.25rem;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active .icon-menu {
    opacity: 0;
    transform: rotate(90deg);
    position: absolute;
}

.mobile-menu-toggle.active .icon-x {
    opacity: 1;
    transform: rotate(0deg);
}

.mobile-menu-toggle:not(.active) .icon-x {
    opacity: 0;
    transform: rotate(-90deg);
    position: absolute;
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('attached_assets/generated_images/Hero_background_image_cf775c23.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(var(--background), 0.9) 0%,
        rgba(var(--background), 0.7) 50%,
        rgba(var(--background), 0.9) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 4rem;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 500;
    color: var(--muted-foreground);
    font-family: var(--font-mono);
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.typing-cursor {
    opacity: 1;
    transition: opacity 0.5s ease;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--muted-foreground);
    max-width: 2xl;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.hero-buttons .btn {
    font-size: 1.125rem;
    padding: var(--spacing-lg) var(--spacing-2xl);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(var(--background), 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted-foreground);
    cursor: pointer;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        animation-timing-function: cubic-bezier(0.215, 0.610, 0.355, 1.000);
        transform: translate(-50%, 0);
    }
    40%, 43% {
        animation-timing-function: cubic-bezier(0.755, 0.050, 0.855, 0.060);
        transform: translate(-50%, -20px);
    }
    70% {
        animation-timing-function: cubic-bezier(0.755, 0.050, 0.855, 0.060);
        transform: translate(-50%, -15px);
    }
    90% {
        transform: translate(-50%, -4px);
    }
}

/* Section Styles */
.section {
    padding: var(--spacing-4xl) 0;
}

.section-alt {
    background-color: var(--muted);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    max-width: 2xl;
    margin: 0 auto;
}

/* About Section */
.about-content {
    display: grid;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
}

.about-text {
    text-align: center;
}

@media (min-width: 1024px) {
    .about-text {
        text-align: left;
    }
}

.avatar {
    width: 12rem;
    height: 12rem;
    border-radius: 50%;
    border: 4px solid rgba(var(--primary), 0.2);
    margin: 0 auto var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(var(--primary), 0.1);
}

@media (min-width: 1024px) {
    .avatar {
        margin: 0 0 var(--spacing-xl) 0;
    }
}

.avatar-fallback {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
}

.about-description p {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.values {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

@media (min-width: 1024px) {
    .values {
        justify-content: flex-start;
    }
}

.highlights {
    display: grid;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .highlights {
        grid-template-columns: repeat(2, 1fr);
    }
}

.highlight-card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.highlight-icon {
    width: 3rem;
    height: 3rem;
    background-color: rgba(var(--primary), 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: var(--primary);
}

.highlight-card h3 {
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.highlight-card p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* Badge Styles */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    background-color: var(--secondary);
    color: var(--secondary-foreground);
    border: 1px solid transparent;
}

.badge-sm {
    padding: 2px var(--spacing-xs);
    font-size: 0.6875rem;
}

.badge-outline {
    background-color: transparent;
    border-color: var(--border);
}

.badge-success {
    background-color: var(--success);
    color: var(--success-foreground);
}

/* Skills Section */
.skills-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 768px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skill-category {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.skill-category-title {
    text-align: center;
    color: var(--primary);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.skill-icon {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.skill-info {
    flex: 1;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.skill-name {
    font-weight: 500;
    font-size: 0.875rem;
}

.skill-level {
    font-size: 0.75rem;
    color: var(--muted-foreground);
}

.skill-bar {
    width: 100%;
    height: 0.5rem;
    background-color: var(--secondary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background-color: var(--primary);
    border-radius: var(--radius-sm);
    width: 0%;
    transition: width 1s ease-out;
}

.certifications {
    text-align: center;
}

.certifications h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.certifications-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
}

/* Projects Section */
.project-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-3xl);
}

.filter-btn.active {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

.projects-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

@media (min-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.project-card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    height: 12rem;
    background: linear-gradient(135deg, rgba(var(--primary), 0.2), rgba(var(--primary), 0.1));
    position: relative;
    transition: transform 0.3s ease;
}

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

.project-featured-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background-color: var(--primary);
    color: var(--primary-foreground);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.project-content {
    padding: var(--spacing-lg);
}

.project-title {
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    transition: color 0.3s ease;
}

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

.project-description {
    color: var(--muted-foreground);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

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

.project-links .btn {
    flex: 1;
}

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

/* Experience Section */
.experience-timeline {
    max-width: 4xl;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.experience-item {
    position: relative;
}

.experience-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: var(--spacing-lg);
    top: 100%;
    width: 2px;
    height: var(--spacing-xl);
    background-color: var(--border);
    z-index: 10;
}

.experience-content {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.experience-content:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.experience-header {
    margin-bottom: var(--spacing-md);
}

.experience-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.experience-company {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.experience-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

@media (max-width: 640px) {
    .experience-meta {
        flex-direction: column;
        align-items: flex-start;
    }
}

.experience-period,
.experience-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.experience-description {
    color: var(--muted-foreground);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.experience-achievements {
    margin-bottom: var(--spacing-md);
}

.experience-achievements h5 {
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.experience-achievements ul {
    list-style: none;
    padding: 0;
}

.experience-achievements li {
    position: relative;
    font-size: 0.875rem;
    color: var(--muted-foreground);
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.experience-achievements li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.75rem;
    width: 4px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 50%;
}

.experience-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

/* Contact Section */
.contact-content {
    display: grid;
    gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
    .contact-content {
        grid-template-columns: 1fr 2fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    transition: background-color 0.3s ease;
    cursor: pointer;
    background: none;
    border: none;
    text-align: left;
    width: 100%;
}

.contact-item:hover {
    background-color: var(--accent);
}

.contact-icon {
    width: 2.5rem;
    height: 2.5rem;
    background-color: rgba(var(--primary), 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 2px;
}

.contact-value {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.availability-text {
    font-size: 0.875rem;
    color: var(--muted-foreground);
    margin-top: var(--spacing-sm);
}

.contact-form-container {
    width: 100%;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.form-group label {
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background-color: var(--background);
    color: var(--foreground);
    font-size: 0.875rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background-color: var(--card);
    border-top: 1px solid var(--border);
    padding: var(--spacing-3xl) 0;
}

.footer-content {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
    line-height: 1.7;
    margin-top: var(--spacing-md);
}

.footer-links h3,
.footer-contact h3 {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

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

.footer-nav a {
    color: var(--muted-foreground);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: var(--primary);
}

.footer-contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-contact-info p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* Toast Notification */
.toast {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    z-index: 100;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast-content {
    padding: var(--spacing-md);
}

.toast-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.toast-header h4 {
    font-weight: 600;
    font-size: 0.875rem;
    margin: 0;
}

.toast-close {
    background: none;
    border: none;
    color: var(--muted-foreground);
    cursor: pointer;
    padding: 0;
    width: 1rem;
    height: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
    margin: 0;
}

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

/* Hidden state for filtered projects */
.project-card.hidden {
    display: none;
}