/* ============================================
   STUDIO. Portfolio - CSS Styles
   ============================================ */

/* CSS Variables */
:root {
    --color-background: #ffffff;
    --color-foreground: #0a0a0a;
    --color-muted: #737373;
    --color-muted-foreground: #a3a3a3;
    --color-border: #e5e5e5;
    --color-accent: #FB4D3D;
    --color-accent-light: #fed7aa;
    --color-surface: #f5f5f5;
    --color-surface-elevated: #fafafa;
    
    /* Button colors - light theme */
    --color-btn: #03CEA4;
    --color-btn-hover: #02b38e;
    --color-btn-light: #04e3bb;
    
    /* Availability badge */
    --color-badge: #FB4D3D;
    
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
    
    --container-max: 1280px;
    --container-padding: 24px;
    
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* Dark Theme */
[data-theme="dark"] {
    --color-background: #0a0a0a;
    --color-foreground: #fafafa;
    --color-muted: #a3a3a3;
    --color-muted-foreground: #737373;
    --color-border: #262626;
    --color-accent: #FB4D3D;
    --color-accent-light: #7c2d12;
    --color-surface: #171717;
    --color-surface-elevated: #1a1a1a;
    
    /* Button colors - dark theme */
    --color-btn: #03CEA4;
    --color-btn-hover: #04e3bb;
    --color-btn-light: #02b38e;
    
    /* Availability badge - dark theme */
    --color-badge: #FB4D3D;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

html, body {
    width: 100%;
    max-width: 100vw;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-foreground);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-base), color var(--transition-base);
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

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

@media (min-width: 1024px) {
    .container {
        padding: 0 48px;
    }
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: background-color var(--transition-base), 
                backdrop-filter var(--transition-base),
                border-color var(--transition-base);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

[data-theme="dark"] .navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.8);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

@media (min-width: 1024px) {
    .nav-container {
        padding: 0 48px;
    }
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-links {
    display: none;
    align-items: center;
    gap: 40px;
}

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

.nav-links a {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-muted);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-foreground);
}

.nav-cta {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: var(--color-btn);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
}

@media (min-width: 768px) {
    .nav-cta {
        display: inline-flex;
    }
}

.nav-cta:hover {
    background-color: var(--color-btn-hover);
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid #FB4D3D;
    background-color: transparent;
    color: var(--color-foreground);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background-color: rgba(251, 77, 61, 0.1);
    border-color: #FB4D3D;
}

.theme-toggle .icon-sun {
    color: #FB4D3D;
}

.theme-toggle .icon-moon {
    display: none;
    color: #6366f1;
}

[data-theme="dark"] .theme-toggle {
    border-color: #6366f1;
}

[data-theme="dark"] .theme-toggle:hover {
    background-color: rgba(99, 102, 241, 0.1);
    border-color: #6366f1;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: block;
}

[data-theme="dark"] .theme-toggle .icon-moon,
[data-theme="dark"] .theme-toggle .icon-moon path,
[data-theme="dark"] .theme-toggle .icon-moon circle {
    color: #6366f1 !important;
    stroke: #6366f1 !important;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    padding: 8px;
    box-sizing: content-box;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-foreground);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: 24px;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base), background-color var(--transition-base);
    z-index: 99;
}

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

@media (min-width: 768px) {
    .mobile-menu {
        display: none;
    }
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-menu-links a {
    font-size: 1.125rem;
    font-weight: 500;
    padding: 8px 0;
}

.mobile-theme-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-muted);
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.mobile-theme-toggle:hover {
    color: var(--color-foreground);
}

.theme-label-dark {
    display: none;
}

[data-theme="dark"] .theme-label-light {
    display: none;
}

[data-theme="dark"] .theme-label-dark {
    display: inline;
}

.mobile-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    margin-top: 16px;
    background-color: var(--color-btn);
    color: #ffffff;
    border-radius: var(--radius-full);
    background-color: var(--color-foreground);
    color: var(--color-background);
    border-radius: var(--radius-full);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 80px 0 0 0;
    width: 100%;
    background: var(--color-background);
}

[data-theme="dark"] .hero {
    background: var(--color-background);
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-bg {
    background: transparent;
}

/* Dot Pattern */
.dot-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, #d0d0d0 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.6;
}

[data-theme="dark"] .dot-pattern {
    background-image: radial-gradient(circle, #444 1px, transparent 1px);
    opacity: 0.4;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 var(--container-padding);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.availability-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 32px;
}

[data-theme="dark"] .availability-badge {
    background-color: rgba(23, 23, 23, 0.9);
}

.pulse {
    width: 8px;
    height: 8px;
    background-color: var(--color-badge);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 12vw, 8rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    text-align: center;
    width: 100%;
}

.title-bold {
    display: block;
    color: var(--color-foreground);
}

.title-outline {
    display: block;
    position: relative;
    color: var(--color-background);
    -webkit-text-stroke: 2px #c0c0c0;
    text-stroke: 2px #c0c0c0;
    paint-order: stroke fill;
}

[data-theme="dark"] .title-outline {
    color: var(--color-background);
    -webkit-text-stroke: 2px #444;
    text-stroke: 2px #444;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    text-align: center;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--color-btn);
    color: #ffffff;
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--color-btn);
    color: var(--color-btn);
}

.btn-outline:hover {
    border-color: var(--color-btn-hover);
    background-color: var(--color-btn);
    color: #ffffff;
}

/* Scroll Indicator */
.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-muted);
}

.scroll-indicator span {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background-color: var(--color-border);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-foreground);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: -100%; }
    50% { top: 0; }
    100% { top: 100%; }
}

/* ============================================
   Marquee Section
   ============================================ */
.marquee-section {
    background-color: var(--color-foreground);
    padding: 24px 0;
    overflow: hidden;
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 30s linear infinite;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 40px;
    padding-right: 40px;
}

.marquee-content span {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-background);
    white-space: nowrap;
}

.marquee-content .dot {
    color: var(--color-accent);
    font-size: clamp(1rem, 2vw, 1.5rem);
}

/* ============================================
   Work Section
   ============================================ */
.work-section {
    padding: 100px 0 60px 0;
}

.section-header {
    margin-bottom: 48px;
}

.section-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: 12px;
}

.section-title-row {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (min-width: 768px) {
    .section-title-row {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background-color: transparent;
    color: var(--color-muted);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-btn);
    color: var(--color-btn);
}

.filter-btn.active {
    background-color: var(--color-btn);
    border-color: var(--color-btn);
    color: #ffffff;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

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

.project-card {
    position: relative;
    overflow: visible;
    background-color: transparent;
    transition: transform var(--transition-base);
}

.project-card:hover {
    transform: translateY(-4px);
}

.project-card.full-width {
    grid-column: 1 / -1;
}

.project-image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
}

.project-card.full-width .project-image {
    aspect-ratio: 21 / 9;
    border-radius: var(--radius-lg);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.project-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.project-details h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.project-details p {
    font-size: 0.875rem;
    color: var(--color-muted);
}

.project-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.project-link:hover {
    background-color: var(--color-btn);
    border-color: var(--color-btn);
    color: #ffffff;
}

/* Hide filtered projects */
.project-card.hidden {
    display: none;
}

/* ============================================
   About Section
   ============================================ */
.about-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.about-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, var(--color-surface-elevated) 0%, transparent 100%);
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1.2fr;
        gap: 80px;
    }
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    max-width: 450px;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.about-content {
    position: relative;
    z-index: 1;
}

.about-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.about-title span {
    display: block;
}

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

.about-text {
    font-size: 1.0625rem;
    color: var(--color-muted);
    margin-bottom: 16px;
    line-height: 1.7;
}

.expertise {
    margin: 32px 0;
}

.expertise-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--color-muted);
    margin-bottom: 16px;
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    padding: 8px 16px;
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.tag:hover {
    border-color: var(--color-btn);
    color: var(--color-btn);
}

.resume-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-btn);
    border-bottom: 1px solid var(--color-btn);
    padding-bottom: 4px;
    transition: gap var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.resume-link:hover {
    gap: 12px;
    color: var(--color-btn-hover);
    border-color: var(--color-btn-hover);
}

/* ============================================
   Tools Section
   ============================================ */
.tools-section {
    padding: 40px 0 100px 0;
    background-color: var(--color-background);
}

.tools-section .section-header {
    margin-bottom: 48px;
}

.tools-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
}

.tools-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 32px;
    background-color: var(--color-foreground);
    border-radius: var(--radius-lg);
}

[data-theme="dark"] .tools-column {
    background-color: #111;
}

.tools-category {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-background);
}

[data-theme="dark"] .tools-category {
    color: #fff;
}

.tool-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tool-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tool-name {
    font-size: 0.9375rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
}

[data-theme="dark"] .tool-name {
    color: rgba(255, 255, 255, 0.85);
}

.tool-years {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 400;
}

[data-theme="dark"] .tool-years {
    color: rgba(255, 255, 255, 0.4);
}

.tool-bar {
    width: 100%;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
    overflow: hidden;
}

[data-theme="dark"] .tool-bar {
    background-color: rgba(255, 255, 255, 0.1);
}

.tool-progress {
    height: 100%;
    background-color: var(--color-accent);
    border-radius: 2px;
    transition: width 0.8s ease-out;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    padding: 80px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    text-align: center;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1;
}

.stat-plus {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--color-foreground);
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-muted);
    margin-top: 8px;
}

/* ============================================
   Services Section
   ============================================ */
.services-section {
    padding: 100px 0;
}

.services-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    font-style: italic;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.services-intro {
    font-size: 1.0625rem;
    color: var(--color-muted);
    max-width: 600px;
    margin-bottom: 60px;
}

.services-list {
    border-top: 1px solid var(--color-border);
}

.service-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 40px 0;
    border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
    .service-item {
        grid-template-columns: 60px 1fr 1fr;
        gap: 40px;
        align-items: start;
    }
}

@media (min-width: 1024px) {
    .service-item {
        grid-template-columns: 80px 280px 1fr auto;
    }
}

.service-number {
    font-size: 0.875rem;
    color: var(--color-muted);
}

.service-content h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 12px;
}

.service-content p {
    font-size: 1rem;
    color: var(--color-muted);
    line-height: 1.6;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tags span {
    padding: 6px 14px;
    font-size: 0.8125rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    padding: 100px 0;
    background-color: var(--color-surface-elevated);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1.5fr 1fr;
        gap: 100px;
    }
}

.section-label.accent {
    color: var(--color-accent);
}

.contact-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.contact-intro {
    font-size: 1.0625rem;
    color: var(--color-muted);
    margin-bottom: 40px;
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-background);
    color: var(--color-foreground);
    transition: border-color var(--transition-fast);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-muted-foreground);
}

/* Custom Select Dropdown */
.custom-select {
    position: relative;
    width: 100%;
}

.select-selected {
    padding: 14px 52px 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-background);
    color: var(--color-foreground);
    cursor: pointer;
    transition: border-color var(--transition-fast);
    position: relative;
}

.select-selected::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23737373' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    transition: transform var(--transition-fast);
    pointer-events: none;
}

[data-theme="dark"] .select-selected::after {
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23a3a3a3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.select-selected:hover {
    border-color: var(--color-btn);
}

.select-selected.select-arrow-active {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-color: var(--color-btn);
}

.select-selected.select-arrow-active::after {
    transform: rotate(180deg);
}

.select-items {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 99;
    border: 1px solid var(--color-btn);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    background-color: var(--color-background);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.3s ease, opacity 0.2s ease;
}

.select-items.select-show {
    max-height: 300px;
    opacity: 1;
    overflow-y: auto;
}

.select-items div {
    padding: 12px 16px;
    cursor: pointer;
    color: var(--color-foreground);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.select-items div:hover {
    background-color: var(--color-btn);
    color: #000000;
}

.select-items div:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.select-items div.same-as-selected {
    background-color: var(--color-btn);
    color: #000000;
}

.form-group select {
    cursor: pointer;
    color: var(--color-foreground);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23737373' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 48px;
}

[data-theme="dark"] .form-group select {
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23a3a3a3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* Select option styling */
.form-group select option {
    background-color: var(--color-background);
    color: var(--color-foreground);
    padding: 10px;
}

.form-group select option:checked,
.form-group select option:hover {
    background-color: var(--color-btn);
    color: #000000;
}

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

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.info-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-muted);
}

.info-value {
    font-size: 1.25rem;
    font-weight: 600;
}

a.info-value:hover {
    color: var(--color-btn);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.social-link {
    padding: 8px 16px;
    font-size: 0.875rem;
    border: 1px solid var(--color-btn);
    color: var(--color-btn);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.social-link:hover {
    border-color: var(--color-btn);
    background-color: var(--color-btn);
    color: #ffffff;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}

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

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
}

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

.back-to-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--color-btn);
    transition: color var(--transition-fast);
}

.back-to-top:hover {
    color: var(--color-btn-hover);
}

/* ============================================
   Animations & Utilities
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-background);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-muted);
}

/* Dark theme specific adjustments */
[data-theme="dark"] .grid-overlay {
    opacity: 0.15;
}

[data-theme="dark"] .gradient-blob {
    opacity: 0.4;
}

[data-theme="dark"] .mobile-menu {
    background-color: var(--color-background);
}