:root {
    --primary: #667eea;
    --primary-dark: #5a67d8;
    --secondary: #764ba2;
    --accent: #4facfe;
    --success: #48bb78;
    --warning: #ed8936;
    --dark: #1a202c;
    --gray-50: #f9fafb;
    --gray-100: #f7fafc;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e0;
    --gray-400: #a0aec0;
    --gray-500: #718096;
    --gray-600: #718096;
    --gray-700: #4a5568;
    --gray-800: #2d3748;
    --gray-900: #1a202c;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-50);
    scroll-behavior: smooth;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

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

.header-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    text-decoration: none;
}

.login-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.login-btn:hover {
    box-shadow: 0 8px 35px rgba(102, 126, 234, 0.6);
    color: white;
    text-decoration: none;
}

.language-switcher {
    display: flex;
    gap: 0.5rem;
}

.lang-link {
    color: var(--gray-500);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.lang-link:hover,
.lang-link.active {
    color: var(--primary);
    background: rgba(102, 126, 234, 0.1);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #4facfe 100%);
    overflow: hidden;
}

.ops-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.6;
    filter: drop-shadow(0 0 4px rgba(255,255,255,0.6));
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
    color: white;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .subtitle {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 500;
    opacity: 0.95;
}

.hero .description {
    font-size: 1.2rem;
    opacity: 0.85;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.hero-cta .btn-primary,
.hero-cta .btn-secondary {
    min-width: 340px;
    text-align: center;
}


.btn-primary {
    background: white;
    color: var(--primary);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    min-width: 250px;
    display: inline-block;
    text-align: center;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
    color: var(--primary);
    text-decoration: none;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    min-width: 250px;
    display: inline-block;
    text-align: center;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
}

.features {
    padding: 8rem 2rem 12rem;
    background: white;
    position: relative;
    overflow: visible;
}

.features-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.7;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 4rem 3rem;
    align-items: stretch;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-100);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.4s ease;
    position: relative;
    overflow: visible;
    height: 100%;
    display: flex;
    flex-direction: column;
}


.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.26);
    border-color: rgba(102, 126, 234, 0.5);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    fill: white;
}

.feature-emoji {
    font-size: 28px;
    color: white;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: 1rem;
    flex-grow: 1;
}

.keyword {
    display: inline;
    position: relative;
    z-index: 0;
    margin-left: -2px;
    margin-right: -2px;
    padding-left: 2px;
    padding-right: 2px;
}

.keyword::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(102, 126, 234, 0.35);
    z-index: -1;
    transform: scaleX(0);
    transform-origin: left;
    transition:
        transform 250ms linear,
        transform-origin 0ms linear;
}

.keyword.is-hl::before {
    transform: scaleX(1);
    transform-origin: left;
}

.keyword.fade-out::before {
    transform: scaleX(0);
    transform-origin: right;
}

@media (prefers-reduced-motion: reduce) {
    .keyword {
        transition: none;
    }
}

.feature-card.active {
}

.stats {
    background:
        linear-gradient(rgba(17, 24, 39, 0.85), rgba(31, 41, 55, 0.9)),
        url('../images/datacenter-bg.png');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    padding: 6rem 2rem;
    position: relative;
    overflow: hidden;
}

.stats-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
}

.stat-value {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    line-height: 1;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--gray-300);
    font-weight: 500;
}

.cta {
    padding: 8rem 2rem;
    background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
    text-align: center;
}

.cta-container {
    max-width: 900px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta p {
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 3rem;
    line-height: 1.7;
}

.pricing {
    padding: 8rem 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.pricing-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.pricing-header {
    margin-bottom: 4rem;
}

.pricing-header h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.pricing-header p {
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 900px;
    margin: 0 auto;
}

/* Pricing Calculator */
.pricing-calculator {
    background: white;
    border-radius: 24px;
    padding: 3rem;
    margin: 3rem auto 5rem;
    max-width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border: 2px solid rgba(102, 126, 234, 0.2);
}

.calculator-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 2rem;
    text-align: center;
}

.calculator-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.calculator-input-group {
    text-align: left;
}

.calculator-input-group label,
.calculator-toggle-group label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 1rem;
}

.users-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(to right, var(--primary), var(--primary-dark));
    outline: none;
    -webkit-appearance: none;
    margin-bottom: 1rem;
}

.users-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
    transition: all 0.2s ease;
}

.users-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.6);
}

.users-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
    transition: all 0.2s ease;
}

.users-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.6);
}

.users-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    border: 2px solid var(--gray-300);
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.users-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.users-label {
    display: none;
}

.billing-toggle {
    display: flex;
    gap: 0.5rem;
    background: var(--gray-100);
    padding: 0.5rem;
    border-radius: 12px;
}

.toggle-btn {
    flex: 1;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-700);
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.toggle-btn:hover {
    color: var(--primary);
}

.toggle-btn.active {
    background: white;
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.toggle-btn .savings-badge {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0.2rem 0.6rem;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    font-size: 0.75rem;
    border-radius: 12px;
    font-weight: 700;
}

.calculator-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: start;
}

.result-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--gray-300);
    transition: all 0.4s ease, border-color 0.4s ease, background 0.4s ease, box-shadow 0.4s ease;
    position: relative;
}

.result-card.featured {
    background: linear-gradient(135deg, #eef2ff 0%, #ddd6fe 100%);
    border-color: var(--primary);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.result-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.result-plan-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    text-align: center;
}

.result-costs {
    margin-bottom: 1.5rem;
}

.cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.cost-item:last-child {
    border-bottom: none;
}

.cost-label {
    font-size: 0.9rem;
    color: var(--gray-600);
    font-weight: 500;
}

.cost-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
}

.savings-highlight {
    margin-top: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    border-radius: 12px;
    text-align: center;
    font-weight: 700;
    color: #065f46;
    font-size: 1.1rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    transition: max-height 0.4s ease, opacity 0.3s ease, margin-top 0.4s ease, padding-top 0.4s ease, padding-bottom 0.4s ease;
}

.savings-highlight.visible {
    max-height: 200px;
    opacity: 1;
    margin-top: 1rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.flexibility-highlight {
    margin-top: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    border-radius: 12px;
    text-align: center;
    font-weight: 700;
    color: #1e40af;
    font-size: 1.1rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    transition: max-height 0.4s ease, opacity 0.3s ease, margin-top 0.4s ease, padding-top 0.4s ease, padding-bottom 0.4s ease;
}

.flexibility-highlight.visible {
    max-height: 200px;
    opacity: 1;
    margin-top: 1rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.result-card .btn-primary,
.result-card .btn-secondary {
    width: 100%;
    text-align: center;
}

.result-card .btn-secondary {
    background: white;
    color: var(--primary);
    border: 1px solid rgba(102, 126, 234, 0.3);
    font-weight: 600;
}

.result-card .btn-secondary:hover {
    background: rgba(102, 126, 234, 0.1);
    border-color: var(--primary);
}

.calculator-note {
    text-align: center;
    color: var(--gray-600);
    font-style: italic;
    padding: 1rem;
    background: rgba(251, 191, 36, 0.1);
    border-radius: 8px;
    border: 1px dashed rgba(251, 191, 36, 0.4);
}

.card-subtitle {
    color: var(--gray-600);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.ideal-for {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.6;
    text-align: left;
}

.btn-outline {
    display: block;
    width: 100%;
    padding: 0.875rem 2rem;
    margin-top: 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    color: var(--primary);
    background: transparent;
    border: 2px solid var(--primary);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.pricing-card .btn-outline {
    margin-top: 1.5rem;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 0;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 3rem 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border-color: var(--primary);
    border-width: 3px;
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.25);
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.pricing-card .price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.pricing-card .price-period {
    color: var(--gray-500);
    font-size: 1rem;
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 0;
    text-align: left;
    flex-grow: 1;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: var(--gray-700);
    display: flex;
    align-items: flex-start;
}

.pricing-features li::before {
    content: "✓";
    color: var(--primary);
    font-weight: bold;
    margin-right: 0.75rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -36px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 0.4rem 2.2rem 0.4rem 5.8rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-align: left;
    transform: rotate(22deg);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
    z-index: 10;
    white-space: nowrap;
}

.pricing-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.pricing-cta .btn-secondary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary);
    border: 2px solid rgba(102, 126, 234, 0.3);
}

.pricing-cta .btn-secondary:hover {
    background: rgba(102, 126, 234, 0.2);
    color: var(--primary-dark);
}

.pricing-cta .btn-primary,
.pricing-cta .btn-secondary {
    min-width: 340px;
    text-align: center;
}

.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: white;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 2rem;
    text-align: center;
    color: var(--gray-400);
}

.main-content {
    padding-top: 80px;
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
    padding-left: 0;
    padding-right: 0;
}

.page-header {
    text-align: center;
    padding: 4rem 2rem 2rem;
    background: var(--gray-50);
    margin: 0;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 900px;
    margin: 0 auto;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-100);
    margin-bottom: 2rem;
}

.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border: 1px solid;
}

.alert-success {
    background: rgba(72, 187, 120, 0.1);
    border-color: rgba(72, 187, 120, 0.3);
    color: #2f855a;
}

.alert-error {
    background: rgba(245, 101, 101, 0.1);
    border-color: rgba(245, 101, 101, 0.3);
    color: #c53030;
}

.contact-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.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(102, 126, 234, 0.1);
}

.form-actions {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn.btn-primary {
    background: var(--primary);
    color: white;
    min-width: auto;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.btn.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
}

.btn.btn-secondary {
    background: transparent;
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
    min-width: auto;
}

.btn.btn-secondary:hover {
    background: var(--gray-50);
    color: var(--gray-700);
}

.contact-info-grid {
    display: grid;
    gap: 2rem;
}

.contact-info-item h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-info-item p {
    margin-bottom: 0.5rem;
    color: var(--gray-600);
}

.contact-info-item .email-protected {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: normal;
    transition: color 0.2s ease;
}

.contact-info-item .email-protected:hover {
    color: var(--primary);
    text-decoration: underline;
}

.search-container {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.search-input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
}

.search-btn {
    white-space: nowrap;
}

.wiki-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.category-title {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

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

.wiki-links li {
    margin-bottom: 0.5rem;
}

.wiki-links a {
    color: var(--gray-600);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.faq-item {
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.faq-item h4 {
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.faq-item p {
    margin: 0;
    color: var(--gray-600);
}

.wiki-resources {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .header-container {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }

    .header-nav {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-link, .login-btn {
        font-size: 0.9rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-container {
        padding: 10rem 1rem 4rem;
    }

    .features {
        padding: 4rem 1rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

    .hero-cta, .pricing-cta {
        flex-direction: column;
    }

    .hero-cta .btn-primary,
    .hero-cta .btn-secondary,
    .pricing-cta .btn-primary,
    .pricing-cta .btn-secondary {
        width: 100%;
        min-width: auto;
    }


    .btn-primary, .btn-secondary {
        width: 100%;
        text-align: center;
        min-width: auto;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .pricing-calculator {
        padding: 2rem 1.5rem;
    }

    .calculator-controls {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .calculator-results {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .result-card.featured {
        box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
    }

    .wiki-categories {
        grid-template-columns: 1fr;
    }

    .wiki-resources {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0.75rem;
    }

    .hero-container {
        padding: 12rem 1rem 4rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero .description,
    .hero .subtitle {
        font-size: 1rem;
    }

    .search-container {
        flex-direction: column;
    }

    .search-input,
    .search-btn {
        width: 100%;
    }
}

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

    .ops-bg {
        display: none;
    }
}