/* =====================================================
   OZKHAN Portfolio - Design System & Styles
   ===================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* =====================================================
   CSS Variables (Design Tokens)
   ===================================================== */
:root {
    /* Colors - Matching ozkhan.pro original */
    --color-primary: #6c63ff;
    --color-primary-dark: #5b54e0;
    --color-primary-light: #8b84ff;
    --color-accent: #5ffbf1;
    --color-gradient-start: rgb(16, 24, 40);
    --color-gradient-mid: rgb(108, 99, 255);
    --color-gradient-end: rgb(95, 251, 241);
    --color-primary-gradient: linear-gradient(120deg, var(--color-gradient-start) 0%, var(--color-gradient-mid) 40%, var(--color-gradient-end) 100%);

    --color-background: #ffffff;
    --color-surface: #ffffff;
    --color-surface-alt: #f9fafb;
    --color-surface-glass: rgba(255, 255, 255, 0.85);

    --color-text: #000000;
    --color-text-secondary: #4b5563;
    --color-text-light: #6b7280;
    --color-text-muted: #9ca3af;

    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;

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

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glass: 0 8px 32px rgba(37, 99, 235, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

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

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

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

/* =====================================================
   Utility Classes
   ===================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--space-4xl) 0;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-text);
    text-align: center;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-3xl);
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary-gradient);
    color: white;
    box-shadow: var(--shadow-md), 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 8px 20px rgba(37, 99, 235, 0.4);
    color: white;
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Prominent Blue CTA Button */
.btn-cta {
    background: linear-gradient(135deg, #0066ff 0%, #00b4ff 50%, #00d4ff 100%);
    color: white;
    font-weight: 700;
    font-size: var(--font-size-lg);
    padding: var(--space-lg) var(--space-2xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 30px rgba(0, 102, 255, 0.4), 0 0 0 0 rgba(0, 102, 255, 0.5);
    animation: ctaPulse 2s ease-in-out infinite;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: ctaShine 3s ease-in-out infinite;
}

.btn-cta:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 102, 255, 0.5), 0 0 20px rgba(0, 180, 255, 0.3);
    color: white;
}

.nav-cta {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    white-space: nowrap;
    box-shadow: 0 6px 18px rgba(0, 102, 255, 0.35);
}

@keyframes ctaPulse {

    0%,
    100% {
        box-shadow: 0 8px 30px rgba(0, 102, 255, 0.4), 0 0 0 0 rgba(0, 102, 255, 0.5);
    }

    50% {
        box-shadow: 0 8px 30px rgba(0, 102, 255, 0.4), 0 0 0 10px rgba(0, 102, 255, 0);
    }
}

@keyframes ctaShine {
    0% {
        left: -100%;
    }

    50%,
    100% {
        left: 100%;
    }
}

/* =====================================================
   Header / Navigation
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-surface-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    height: 40px;
}

.logo img {
    height: 100%;
    width: auto;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-links a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.05);
}

.lang-switch {
    display: flex;
    background: var(--color-background);
    border-radius: var(--radius-full);
    padding: 4px;
}

.lang-switch a {
    padding: 6px 12px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-light);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.lang-switch a.active {
    background: var(--color-primary);
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    padding: var(--space-sm);
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    margin: 5px 0;
    transition: all var(--transition-fast);
}

/* =====================================================
   Hero Section
   ===================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 72px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(95, 251, 241, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4xl);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    flex: 1;
}

.hero-visual {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo-container {
    position: relative;
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid rgba(108, 99, 255, 0.3);
    border-radius: 50%;
    animation: rotateRing 8s linear infinite;
}

.hero-logo-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--color-accent);
}

.hero-logo {
    width: 80px;
    height: 80px;
    animation: heartbeat 1.5s ease-in-out infinite;
}

.hero-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@keyframes rotateRing {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes heartbeat {

    0%,
    100% {
        transform: scale(1);
    }

    15% {
        transform: scale(1.1);
    }

    30% {
        transform: scale(1);
    }

    45% {
        transform: scale(1.08);
    }

    60% {
        transform: scale(1);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(108, 99, 255, 0.1);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-xl);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-text);
    margin-bottom: var(--space-xl);
}

.hero-title span {
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* =====================================================
   Services Section
   ===================================================== */
.services {
    background: var(--color-surface);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background: var(--color-background);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-gradient);
    border-radius: var(--radius-lg);
    font-size: 28px;
    margin-bottom: var(--space-lg);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.service-description {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    line-height: 1.6;
}

/* =====================================================
   Benefits Section
   ===================================================== */
.benefits {
    background: var(--color-primary-gradient);
    color: white;
    position: relative;
    overflow: hidden;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-2xl);
    position: relative;
    z-index: 1;
}

.benefit-item {
    text-align: center;
}

.benefit-icon {
    font-size: 48px;
    margin-bottom: var(--space-lg);
}

.benefit-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.benefit-description {
    font-size: var(--font-size-base);
    opacity: 0.9;
}

/* =====================================================
   Portfolio Section
   ===================================================== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.portfolio-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    width: 100%;
    height: 220px;
    background: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

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

.portfolio-placeholder {
    color: var(--color-text-muted);
    text-align: center;
}

.portfolio-placeholder-icon {
    font-size: 48px;
    margin-bottom: var(--space-sm);
}

.portfolio-content {
    padding: var(--space-xl);
}

.portfolio-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
}

.portfolio-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.portfolio-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.portfolio-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.portfolio-card:hover .portfolio-link::after {
    transform: translateX(4px);
}

/* Coming Soon Card */
.portfolio-card.coming-soon {
    opacity: 0.7;
}

.portfolio-card.coming-soon .portfolio-image {
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-border-light) 100%);
}

.coming-soon-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--color-text-muted);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

/* =====================================================
   About Section
   ===================================================== */
.about {
    background: var(--color-surface);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-text h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.about-text p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

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

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--space-sm);
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--space-xl);
}

.contact-item {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-gradient);
    color: white;
    border-radius: var(--radius-lg);
    font-size: 20px;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.contact-details p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.contact-details a {
    color: var(--color-text-light);
}

.contact-details a:hover {
    color: var(--color-primary);
}

.contact-form {
    background: var(--color-surface);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.form-submit {
    width: 100%;
}

.form-success {
    display: none;
    text-align: center;
    padding: var(--space-2xl);
}

.form-success.show {
    display: block;
}

.form-success-icon {
    font-size: 64px;
    margin-bottom: var(--space-lg);
}

.form-success h4 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-sm);
}

.form-success p {
    color: var(--color-text-light);
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background: var(--color-text);
    color: white;
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xl);
}

.footer-logo {
    height: 32px;
}

.footer-logo img {
    height: 100%;
    filter: brightness(0) invert(1);
}

.footer-links {
    display: flex;
    gap: var(--space-xl);
    list-style: none;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
    }

    .radio-content,
    .checkbox-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-cta {
        display: none;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        padding: var(--space-lg);
        flex-direction: column;
        gap: var(--space-sm);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.active {
        display: flex;
    }

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

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

    .hero .container {
        flex-direction: column;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-visual {
        margin-top: var(--space-2xl);
    }

    .hero-logo-container {
        width: 140px;
        height: 140px;
    }

    .hero-logo {
        width: 60px;
        height: 60px;
    }

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

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

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

    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

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

    .footer-links {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* =====================================================
   Animations
   ===================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Intersection Observer Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

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

/* =====================================================
   Quote Form Page
   ===================================================== */
.quote-section {
    min-height: 100vh;
    padding-top: calc(72px + var(--space-3xl));
    padding-bottom: var(--space-4xl);
    background: var(--color-surface-alt);
}

.quote-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.quote-header h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
}

.quote-header p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

/* Progress Steps */
.quote-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.step-number {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-border);
    color: var(--color-text-muted);
    font-weight: 700;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.progress-step.active .step-number {
    background: #2563eb;
    color: white;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.progress-step.completed .step-number {
    background: #10b981;
    color: white;
}

.step-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    font-weight: 500;
    text-align: center;
    max-width: 80px;
}

.progress-step.active .step-label,
.progress-step.completed .step-label {
    color: var(--color-text);
}

.progress-line {
    width: 60px;
    height: 3px;
    background: var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    margin-bottom: 24px;
}

.progress-line.active {
    background: #10b981;
}

/* Quote Form */
.quote-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-surface);
    padding: var(--space-3xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeInUp 0.4s ease;
}

.step-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

/* Radio & Checkbox Cards */
.radio-group,
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
}

.radio-card,
.checkbox-card {
    position: relative;
    cursor: pointer;
}

.radio-card input,
.checkbox-card input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.radio-content,
.checkbox-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--color-surface-alt);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.radio-card:hover .radio-content,
.checkbox-card:hover .checkbox-content {
    border-color: #2563eb;
    background: rgba(37, 99, 235, 0.05);
}

.radio-card input:checked+.radio-content,
.checkbox-card input:checked+.checkbox-content {
    border-color: #2563eb;
    background: rgba(37, 99, 235, 0.1);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.radio-label,
.checkbox-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.form-actions .btn {
    flex: 1;
    max-width: 200px;
}

.form-actions .btn-primary {
    background: #2563eb;
    margin-left: auto;
}

.form-actions .btn-primary:hover {
    background: #1d4ed8;
}

.form-actions .btn-submit {
    max-width: none;
    flex: 1;
}

/* Error State */
.form-group input.error,
.form-group textarea.error,
.radio-group.error,
.checkbox-group.error {
    border-color: #ef4444;
    animation: shake 0.3s ease;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

/* Success Message */
.quote-form .form-success {
    display: none;
    text-align: center;
    padding: var(--space-3xl);
}

.quote-form .form-success.show {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.quote-form .success-icon {
    font-size: 80px;
    margin-bottom: var(--space-xl);
}

.quote-form .form-success h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.quote-form .form-success p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--space-2xl);
}

/* Responsive */
@media (max-width: 768px) {
    .quote-form {
        padding: var(--space-xl);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .quote-progress {
        gap: var(--space-xs);
    }

    .progress-line {
        width: 30px;
    }

    .step-label {
        display: none;
    }

    .radio-group,
    .checkbox-group {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        max-width: none;
        width: 100%;
    }
}