:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #4338ca;
    --color-accent: #0ea5e9;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-border: #e2e8f0;
    --radius: 0.75rem;
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --container: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
}

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

a:hover {
    text-decoration: underline;
}

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

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.logo:hover {
    text-decoration: none;
}

.site-nav {
    display: flex;
    gap: 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.site-nav a {
    color: var(--color-text-light);
}

.site-nav a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.hero {
    position: relative;
    padding: 6rem 0 5rem;
    background: linear-gradient(135deg, #4f46e5 0%, #0ea5e9 100%);
    color: #fff;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 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: 1;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.25rem;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    opacity: 0.9;
}

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

section {
    padding: 5rem 0;
}

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

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.section-title p {
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

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

.icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius);
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
}

.pricing .card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.pricing .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 1rem 0;
}

.pricing .price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-light);
}

.pricing .features {
    list-style: none;
    margin: 1rem 0 1.5rem;
    flex: 1;
}

.pricing .features li {
    padding: 0.35rem 0;
    color: var(--color-text-light);
}

.pricing .features li::before {
    content: '✓';
    color: var(--color-primary);
    font-weight: 700;
    margin-right: 0.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

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

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

.btn-secondary {
    background: #fff;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background: #eef2ff;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.contact {
    text-align: center;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%);
}

.contact-form {
    max-width: 540px;
    margin: 2rem auto 0;
    background: #fff;
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    text-align: left;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font: inherit;
    background: #fff;
}

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

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

.legal-page {
    max-width: 760px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.legal-page h1 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.legal-page h2 {
    font-size: 1.35rem;
    margin: 2rem 0 1rem;
}

.legal-page p,
.legal-page li {
    margin-bottom: 0.75rem;
    color: var(--color-text-light);
}

.legal-page ul {
    margin-left: 1.25rem;
    margin-bottom: 1rem;
}

.checkout-page {
    max-width: 680px;
    margin: 3rem auto;
}

.checkout-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.checkout-card h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.checkout-card .package-price {
    font-size: 2rem;
    color: var(--color-primary);
    font-weight: 700;
}

.alert {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.alert-error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
}

.alert-info {
    background: #eff6ff;
    color: #1d4ed8;
    border: 1px solid #bfdbfe;
}

.site-footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 4rem 0 1.5rem;
}

.site-footer h4 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.site-footer a {
    color: #94a3b8;
    display: block;
    padding: 0.15rem 0;
}

.site-footer a:hover {
    color: #fff;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.copyright {
    border-top: 1px solid #1e293b;
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: #64748b;
}

.cookie-banner {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    max-width: 420px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 1rem 1.25rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    z-index: 200;
}

.cookie-banner.hidden {
    display: none;
}

.cookie-banner p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin: 0;
}

@media (max-width: 768px) {
    .nav {
        flex-wrap: wrap;
        height: auto;
        padding: 1rem 0;
    }

    .site-nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
        margin-top: 1rem;
    }

    .hero {
        padding: 4rem 0 3rem;
    }

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

    .cookie-banner {
        flex-direction: column;
        align-items: flex-start;
    }
}