/* ========================================
   service-hotline.ai - Main Stylesheet
   ======================================== */

/* --- CSS Reset & Variables --- */
:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #818CF8;
    --primary-bg: #EEF2FF;
    --secondary: #0EA5E9;
    --accent: #10B981;
    --dark: #0F172A;
    --dark-700: #1E293B;
    --dark-600: #334155;
    --gray-500: #64748B;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    --gray-50: #F8FAFC;
    --white: #FFFFFF;
    --red: #EF4444;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-text: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --radius: 12px;
    --radius-lg: 20px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

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

body {
    font-family: var(--font);
    color: var(--dark);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    border-color: transparent;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

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

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
    text-align: center;
}

.btn-nav {
    padding: 10px 24px;
    background: var(--gradient);
    color: var(--white) !important;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.25rem;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

.logo-ai {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.925rem;
    font-weight: 500;
    color: var(--dark-600);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
}

/* --- Hero --- */
.hero {
    position: relative;
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

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

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -100px;
    left: -100px;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 28px;
    border: 1px solid rgba(79, 70, 229, 0.15);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-500);
    max-width: 680px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

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

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-300);
}

/* --- Domains Banner --- */
.domains-banner {
    background: var(--gradient);
    padding: 32px 0;
}

.domains-flex {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.domain-card {
    text-align: center;
    color: var(--white);
}

.domain-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.7;
    margin-bottom: 4px;
}

.domain-name {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
}

.domain-desc {
    display: block;
    font-size: 0.85rem;
    opacity: 0.8;
    margin-top: 4px;
}

.domain-divider {
    font-size: 2rem;
    font-weight: 300;
    color: rgba(255,255,255,0.5);
}

/* --- Sections --- */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* --- Features Grid --- */
.features {
    background: var(--gray-50);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.feature-icon {
    width: 52px;
    height: 52px;
    background: var(--primary-bg);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.925rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* --- Products Grid --- */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: start;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--gray-200);
    position: relative;
    transition: var(--transition);
}

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

.product-card-featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary), var(--shadow-lg);
    transform: scale(1.03);
}

.product-card-featured:hover {
    transform: scale(1.03) translateY(-4px);
}

.product-badge {
    display: inline-block;
    padding: 4px 14px;
    background: var(--gray-100);
    color: var(--gray-500);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.product-badge-featured {
    background: var(--gradient);
    color: var(--white);
}

.product-icon-wrap {
    margin-bottom: 20px;
}

.product-icon-wrap svg {
    width: 48px;
    height: 48px;
    color: var(--primary);
}

.product-card h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.product-edition {
    color: var(--primary);
    font-weight: 600;
}

.product-desc {
    font-size: 0.925rem;
    color: var(--gray-500);
    margin-bottom: 24px;
    line-height: 1.6;
}

.product-features {
    margin-bottom: 28px;
}

.product-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--dark-600);
    border-bottom: 1px solid var(--gray-100);
    padding-left: 24px;
    position: relative;
}

.product-features li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

/* --- Branchen Grid --- */
.branchen {
    background: var(--gray-50);
}

.branchen-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.branche-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.branche-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.branche-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.branche-card p {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* --- How it Works --- */
.steps-grid {
    display: flex;
    align-items: flex-start;
    gap: 0;
    justify-content: center;
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 220px;
    max-width: 260px;
    text-align: center;
    padding: 24px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--gradient);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.step-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: var(--gray-300);
    margin-top: 52px;
    flex-shrink: 0;
}

/* --- Comparison Table --- */
.comparison {
    background: var(--gray-50);
}

.comparison-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    background: var(--white);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    min-width: 800px;
}

.comparison-table thead {
    background: var(--dark);
    color: var(--white);
}

.comparison-table th {
    padding: 18px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 0.85rem;
    white-space: nowrap;
}

.comparison-table th.highlight-col {
    background: var(--primary);
}

.comparison-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
}

.comparison-table td.highlight-col {
    background: var(--primary-bg);
    font-weight: 600;
}

.comparison-table tbody tr:hover {
    background: var(--gray-50);
}

.comparison-table tbody tr:hover td.highlight-col {
    background: #DDD6FE;
}

.compare-logo {
    font-weight: 800;
    font-size: 0.95rem;
}

.check {
    color: var(--accent);
    font-weight: 700;
    font-size: 1.1rem;
}

.cross {
    color: var(--red);
    font-weight: 700;
    font-size: 1.1rem;
}

.partial {
    color: #F59E0B;
    font-weight: 700;
    font-size: 1.1rem;
}

.comparison-note {
    text-align: center;
    padding: 28px;
    background: var(--primary-bg);
    border-radius: 0 0 var(--radius) var(--radius);
    border: 1px solid rgba(79, 70, 229, 0.15);
    border-top: none;
}

.comparison-note p {
    font-size: 0.95rem;
    color: var(--dark-600);
}

/* --- Pricing --- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: start;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--gray-200);
    position: relative;
    transition: var(--transition);
}

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

.pricing-card-featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary), var(--shadow-lg);
    transform: scale(1.03);
}

.pricing-card-featured:hover {
    transform: scale(1.03) translateY(-4px);
}

.pricing-popular {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 6px 24px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.price-amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--dark);
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

.price-period {
    font-size: 1rem;
    color: var(--gray-500);
    margin-left: 4px;
}

.price-info {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 8px;
}

.pricing-features {
    margin-bottom: 28px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--dark-600);
}

.pf-check {
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
}

/* --- Trust --- */
.trust {
    background: var(--dark);
    color: var(--white);
}

.trust .section-badge {
    background: rgba(79, 70, 229, 0.2);
    color: var(--primary-light);
}

.trust .section-header h2 {
    color: var(--white);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.trust-card {
    text-align: center;
    padding: 32px 20px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.1);
    transition: var(--transition);
}

.trust-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-4px);
}

.trust-icon {
    margin-bottom: 16px;
}

.trust-icon svg {
    width: 40px;
    height: 40px;
    color: var(--primary-light);
}

.trust-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.trust-card p {
    font-size: 0.85rem;
    color: var(--gray-400);
}

/* --- Contact --- */
.contact {
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.contact-info p {
    font-size: 1rem;
    color: var(--gray-500);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--dark-600);
}

.contact-item svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dark-600);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.925rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.form-check input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
}

.form-check label {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0;
}

.form-check a {
    color: var(--primary);
    text-decoration: underline;
}

/* --- Footer --- */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    color: var(--white);
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-domains {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-domains span {
    padding: 4px 12px;
    background: rgba(255,255,255,0.1);
    border-radius: 100px;
    font-size: 0.8rem;
}

.footer-links h4 {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--gray-400);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.8rem;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .features-grid,
    .products-grid,
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .branchen-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .product-card-featured,
    .pricing-card-featured {
        transform: none;
    }

    .product-card-featured:hover,
    .pricing-card-featured:hover {
        transform: translateY(-4px);
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.25rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }

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

    .hamburger {
        display: flex;
    }

    .features-grid,
    .products-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .branchen-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

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

    .hero-stats {
        gap: 20px;
    }

    .stat-divider {
        display: none;
    }

    .steps-grid {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        width: 2px;
        height: 30px;
        margin: 0;
    }

    .step-card {
        max-width: 100%;
    }

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

    .domains-flex {
        flex-direction: column;
        gap: 20px;
    }

    .domain-divider {
        display: none;
    }

    .section {
        padding: 60px 0;
    }

    .hero {
        padding: 120px 0 60px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }

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

    .hero-stats {
        flex-direction: column;
    }
}

/* --- Animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.fade-in-delay-1 { animation-delay: 0.1s; }
.fade-in-delay-2 { animation-delay: 0.2s; }
.fade-in-delay-3 { animation-delay: 0.3s; }
.fade-in-delay-4 { animation-delay: 0.4s; }

/* ========================================
   Subdomain Section
   ======================================== */
.subdomain-section {
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 50%, var(--white) 100%);
}

/* --- Subdomain Generator --- */
.subdomain-generator {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    margin-bottom: 64px;
}

.generator-header {
    text-align: center;
    margin-bottom: 32px;
}

.generator-header h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.generator-header p {
    font-size: 0.95rem;
    color: var(--gray-500);
}

.generator-input-wrap {
    max-width: 480px;
    margin: 0 auto 36px;
}

.generator-input-group {
    position: relative;
}

.generator-input-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark-600);
    margin-bottom: 8px;
}

.generator-input-group input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    transition: var(--transition);
    background: var(--gray-50);
    text-align: center;
    letter-spacing: 0.5px;
}

.generator-input-group input::placeholder {
    color: var(--gray-400);
    font-weight: 400;
}

.generator-input-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12);
    background: var(--white);
}

/* --- Generator Result Cards --- */
.generator-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.generator-result-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.generator-result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    opacity: 0;
    transition: var(--transition);
}

.generator-result-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.generator-result-card:hover::before {
    opacity: 1;
}

.generator-result-admin {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.04) 0%, rgba(14, 165, 233, 0.04) 100%);
    border-color: rgba(79, 70, 229, 0.2);
}

.result-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 14px;
    background: var(--primary-bg);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.generator-result-admin .result-icon {
    background: var(--gradient);
}

.generator-result-admin .result-icon svg {
    color: var(--white);
}

.result-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-500);
    margin-bottom: 10px;
}

.result-domain {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark-600);
    word-break: break-all;
    padding: 10px 12px;
    background: var(--white);
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
    font-family: 'Inter', monospace;
    margin-bottom: 12px;
}

.result-prefix {
    color: var(--primary);
    font-weight: 800;
}

.generator-result-admin .result-domain {
    background: rgba(79, 70, 229, 0.06);
    border-color: rgba(79, 70, 229, 0.15);
}

.result-desc {
    font-size: 0.8rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* Active state when user is typing */
.generator-active .generator-result-card {
    border-color: var(--primary-light);
    box-shadow: var(--shadow);
}

.generator-active .generator-result-card::before {
    opacity: 1;
}

.generator-active .result-prefix {
    transition: color 0.2s ease;
    color: var(--primary-dark);
}

/* --- Subdomain Features Grid --- */
.subdomain-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 64px;
}

.subdomain-feature {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.subdomain-feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.sf-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.sf-icon svg {
    width: 28px;
    height: 28px;
    color: var(--white);
}

.subdomain-feature h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.subdomain-feature > p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.sf-list li {
    position: relative;
    padding: 6px 0 6px 22px;
    font-size: 0.85rem;
    color: var(--dark-600);
    line-height: 1.5;
}

.sf-list li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
    font-size: 0.9rem;
}

/* --- Domain Schema Visual --- */
.domain-schema {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
}

.schema-header {
    text-align: center;
    margin-bottom: 40px;
}

.schema-header h3 {
    font-size: 1.35rem;
    font-weight: 800;
}

.schema-visual {
    display: flex;
    justify-content: center;
}

.schema-root {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.schema-node {
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    font-family: 'Inter', monospace;
    position: relative;
}

.schema-node-root {
    background: var(--gradient);
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 800;
    padding: 18px 36px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    margin-bottom: 12px;
}

.schema-branches {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    padding-top: 12px;
}

.schema-branch {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.schema-line {
    width: 2px;
    height: 28px;
    background: var(--gray-300);
    margin-bottom: 4px;
}

.schema-node-sub {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    color: var(--dark-600);
    font-size: 0.8rem;
    padding: 12px 18px;
}

.schema-node-admin {
    background: var(--primary-bg);
    border: 1px solid rgba(79, 70, 229, 0.2);
    color: var(--primary-dark);
    font-size: 0.8rem;
    padding: 12px 18px;
}

.schema-node-more {
    border-style: dashed;
    opacity: 0.7;
}

.schema-type {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
    color: var(--gray-400);
}

.schema-node-admin .schema-type {
    color: var(--primary);
}

/* ========================================
   Technology / Architecture Section
   ======================================== */
.tech-stack {
    background: var(--gray-50);
}

.tech-architecture {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.tech-layer {
    width: 100%;
}

.tech-layer-label {
    display: inline-block;
    padding: 6px 16px;
    background: var(--dark);
    color: var(--white);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.tech-cards-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.tech-card {
    flex: 1;
    min-width: 140px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    transition: var(--transition);
}

.tech-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.tech-card-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 10px;
    background: var(--primary-bg);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-card-icon svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.tech-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.tech-card p {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.tech-card-highlight {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.04) 0%, rgba(14, 165, 233, 0.04) 100%);
    border-color: rgba(79, 70, 229, 0.15);
}

.tech-card-highlight .tech-card-icon {
    background: var(--gradient);
}

.tech-card-highlight .tech-card-icon svg {
    color: var(--white);
}

.tech-card-dark {
    background: var(--dark);
    border-color: var(--dark-700);
    color: var(--white);
}

.tech-card-dark:hover {
    border-color: var(--primary-light);
    background: var(--dark-700);
}

.tech-card-dark h4 {
    color: var(--white);
}

.tech-card-dark p {
    color: var(--gray-400);
}

.tech-connector-vertical {
    width: 2px;
    height: 28px;
    background: var(--gray-300);
    margin: 8px 0;
}

.tech-cost-note {
    text-align: center;
    padding: 24px 32px;
    background: var(--primary-bg);
    border-radius: var(--radius);
    border: 1px solid rgba(79, 70, 229, 0.15);
    margin-top: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.tech-cost-note p {
    font-size: 0.95rem;
    color: var(--dark-600);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .tech-cards-row {
        flex-direction: column;
    }

    .tech-card {
        min-width: auto;
    }
}

/* --- Subdomain Section Responsive --- */
@media (max-width: 1024px) {
    .generator-results {
        grid-template-columns: 1fr 1fr;
    }

    .generator-result-card:last-child {
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
    }

    .subdomain-features-grid {
        grid-template-columns: 1fr 1fr;
    }

    .subdomain-feature:last-child {
        grid-column: 1 / -1;
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .subdomain-generator {
        padding: 32px 24px;
    }

    .generator-results {
        grid-template-columns: 1fr;
    }

    .generator-result-card:last-child {
        max-width: none;
    }

    .subdomain-features-grid {
        grid-template-columns: 1fr;
    }

    .subdomain-feature:last-child {
        max-width: none;
    }

    .schema-branches {
        flex-direction: column;
        align-items: center;
    }

    .domain-schema {
        padding: 32px 20px;
    }

    .schema-node {
        font-size: 0.75rem;
        padding: 10px 14px;
    }

    .schema-node-root {
        font-size: 0.9rem;
        padding: 14px 24px;
    }
}

/* ========================================
   Pricing Configurator
   ======================================== */
.configurator {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 32px;
    align-items: start;
}

.configurator-main {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

/* Config Step */
.config-step-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 28px;
}

.config-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    min-width: 40px;
    background: var(--gradient);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 800;
}

.config-step-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.config-step-header p {
    font-size: 0.9rem;
    color: var(--gray-500);
}

.config-optional {
    font-weight: 400;
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* Tier Cards */
.tier-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.tier-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    border: 2px solid var(--gray-200);
    position: relative;
    transition: var(--transition);
    cursor: pointer;
    user-select: none;
}

.tier-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.tier-card.selected {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary), var(--shadow-lg);
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.03) 0%, var(--white) 100%);
}

.tier-card-featured {
    border-color: var(--primary-light);
}

.tier-popular {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 5px 20px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    letter-spacing: 0.5px;
}

.tier-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.tier-badge-budget {
    background: #ECFDF5;
    color: #059669;
}

.tier-badge-balanced {
    background: var(--primary-bg);
    color: var(--primary);
}

.tier-badge-premium {
    background: #FDF4FF;
    color: #A855F7;
}

.tier-card h4 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.tier-price {
    display: flex;
    align-items: baseline;
    gap: 2px;
    margin-bottom: 12px;
}

.tier-amount {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--dark);
}

.tier-currency {
    font-size: 1.25rem;
    font-weight: 700;
}

.tier-period {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-left: 2px;
}

.tier-desc {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.5;
    margin-bottom: 16px;
}

.tier-specs {
    margin-bottom: 16px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-100);
}

.tier-specs li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 0;
    font-size: 0.8rem;
}

.spec-label {
    color: var(--gray-500);
}

.spec-value {
    font-weight: 600;
    color: var(--dark-600);
    text-align: right;
}

.tier-includes li {
    position: relative;
    padding: 4px 0 4px 20px;
    font-size: 0.82rem;
    color: var(--dark-600);
}

.tier-includes li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

/* Add-on Grid */
.addon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.addon-card {
    display: grid;
    grid-template-columns: 48px 1fr auto auto;
    align-items: center;
    gap: 14px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    position: relative;
}

.addon-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

.addon-card.selected {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.02);
}

.addon-card.disabled {
    opacity: 0.45;
    pointer-events: none;
}

.addon-icon-wrap {
    width: 48px;
    height: 48px;
    background: var(--gray-50);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.addon-card.selected .addon-icon-wrap {
    background: var(--primary-bg);
}

.addon-icon {
    font-size: 1.4rem;
}

.addon-info h5 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.addon-info p {
    font-size: 0.78rem;
    color: var(--gray-500);
    line-height: 1.4;
}

.addon-price {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--dark);
    white-space: nowrap;
}

.addon-setup {
    position: absolute;
    bottom: 6px;
    right: 60px;
    font-size: 0.7rem;
    color: var(--gray-400);
}

.addon-min-tier {
    position: absolute;
    top: 6px;
    right: 10px;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--gray-400);
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: 100px;
}

/* Toggle Switch */
.addon-toggle {
    display: flex;
    align-items: center;
}

.toggle-track {
    width: 40px;
    height: 22px;
    background: var(--gray-300);
    border-radius: 100px;
    position: relative;
    transition: var(--transition);
}

.addon-card.selected .toggle-track {
    background: var(--primary);
}

.toggle-thumb {
    width: 18px;
    height: 18px;
    background: var(--white);
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.addon-card.selected .toggle-thumb {
    left: 20px;
}

/* Config Sidebar / Summary */
.config-sidebar {
    position: sticky;
    top: 96px;
}

.config-summary {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
}

.config-summary h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--gray-200);
}

.summary-tier {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.summary-tier .summary-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
}

.summary-tier .summary-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--dark);
}

.summary-addons .summary-addon-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 0.82rem;
}

.summary-addon-row .summary-label {
    color: var(--gray-500);
}

.summary-addon-row .summary-value {
    font-weight: 600;
    color: var(--dark-600);
}

.summary-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 16px 0;
}

.summary-setup-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.85rem;
}

.summary-setup-row .summary-label {
    color: var(--gray-500);
}

.summary-setup-row .summary-value {
    font-weight: 600;
    color: var(--dark-600);
}

.summary-total {
    padding: 16px 0;
    text-align: center;
}

.summary-total-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-bottom: 4px;
}

.summary-total-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.summary-total-amount {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--dark);
}

.summary-total-currency {
    font-size: 1.25rem;
    font-weight: 700;
}

.summary-total-period {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.config-cta {
    margin-top: 16px;
    margin-bottom: 12px;
}

.config-note {
    text-align: center;
    font-size: 0.72rem;
    color: var(--gray-400);
    line-height: 1.5;
}

/* Configurator Responsive */
@media (max-width: 1100px) {
    .configurator {
        grid-template-columns: 1fr;
    }

    .config-sidebar {
        position: relative;
        top: 0;
    }
}

@media (max-width: 900px) {
    .tier-cards {
        grid-template-columns: 1fr;
    }

    .tier-card-featured {
        order: -1;
    }
}

@media (max-width: 768px) {
    .addon-grid {
        grid-template-columns: 1fr;
    }

    .addon-card {
        grid-template-columns: 40px 1fr auto auto;
        gap: 10px;
        padding: 16px;
    }
}