:root {
    --color-bg: #f4f7f6;
    --color-surface: #ffffff;
    --color-border: #dbe4e2;
    --color-text: #101f27;
    --color-text-muted: #5c6f74;
    --color-accent: #1c6fd8; /* logo blue, darkened for AA contrast on white */
    --color-accent-dark: #14568c;
    --color-accent-green: #059669; /* logo green, darkened for AA contrast on white */
    --color-accent-green-dark: #047857;
    --color-success: #1f8a4c;
    --color-error: #c0392b;
    --radius: 8px;
    font-size: 16px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    line-height: 1.5;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
    text-decoration: none;
}

.logo-mark {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.logo-text {
    background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.main-nav {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
}

.main-nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    margin-left: 1.5rem;
    font-weight: 500;
    white-space: nowrap;
}

.main-nav a:hover { color: var(--color-accent); }

.lang-switch { margin-left: 2rem; display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

.lang-switch a {
    margin-left: 0;
    display: block;
    line-height: 0;
    opacity: 0.5;
    border-radius: 2px;
    outline-offset: 2px;
}

.lang-switch a:hover { opacity: 0.8; }
.lang-switch a.active { opacity: 1; box-shadow: 0 0 0 2px var(--color-accent); }

.flag-icon {
    width: 24px;
    height: 16px;
    display: block;
    border-radius: 2px;
}

main.container { padding: 2.5rem 1.5rem; }

.hero {
    text-align: center;
    padding: 3rem 1rem;
}

.hero-heading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.hero-text { text-align: left; max-width: 480px; }
.hero h1 { font-size: 2.5rem; margin: 0 0 0.75rem; }
.hero-logo { width: 380px; max-width: 90vw; height: auto; }
.hero p { color: var(--color-text-muted); margin: 0; }

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

.btn {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary { background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent)); color: #ffffff; }
.btn-primary:hover { background: linear-gradient(90deg, var(--color-accent-green-dark), var(--color-accent-dark)); }

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

.category-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.category-tabs a {
    padding: 0.6rem 1rem;
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid transparent;
}

.category-tabs a:hover { color: var(--color-text); }
.category-tabs a.active { color: var(--color-accent); border-bottom-color: var(--color-accent); }

.mobile-promo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.mobile-promo h3 { margin: 0 0 0.25rem; }
.mobile-promo p { margin: 0; color: var(--color-text-muted); }

.section-intro { color: var(--color-text-muted); max-width: 640px; margin: 0.5rem 0 1.5rem; }

.feature-grid-section { margin-top: 3rem; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.feature-item h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.feature-item p { margin: 0; color: var(--color-text-muted); font-size: 0.9rem; }

.faq-section { margin-top: 3rem; }

.faq-list { margin-top: 1.5rem; }
.faq-list dt { font-weight: 700; margin-top: 1.25rem; }
.faq-list dt:first-child { margin-top: 0; }
.faq-list dd { margin: 0.4rem 0 0; color: var(--color-text-muted); }

.specs-summary {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.product-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.product-card h3 { margin-top: 0; }

.product-image {
    width: 100%;
    aspect-ratio: 5 / 3;
    object-fit: contain;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.specs {
    list-style: none;
    padding: 0;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

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

.configurator-teaser {
    text-align: center;
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 2.5rem;
    margin-top: 2rem;
}

.contact-section {
    text-align: center;
    padding: 2.5rem 1rem;
}

.contact-section p { color: var(--color-text-muted); max-width: 500px; margin: 0 auto 1.5rem; }

.contact-details {
    display: inline-grid;
    grid-template-columns: auto 1fr;
    gap: 0.5rem 1rem;
    text-align: left;
}

.contact-details dt { color: var(--color-text-muted); }
.contact-details dd { margin: 0; }
.contact-details a { color: var(--color-accent); text-decoration: none; }
.contact-details a:hover { text-decoration: underline; }

.site-form, .configurator form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 480px;
    margin: 1.5rem 0;
}

.site-form label, .configurator form label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.site-form label[hidden], .configurator form label[hidden] { display: none; }

input, select, textarea {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.6rem;
    color: var(--color-text);
    font-size: 1rem;
    font-family: inherit;
}

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

@media (max-width: 800px) {
    .configurator { grid-template-columns: 1fr; }
}

.rental-dates { display: flex; gap: 1rem; }

.result-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    height: fit-content;
}

.result-box dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.4rem 1rem;
}

.result-box dt { color: var(--color-text-muted); }
.result-box dd { margin: 0; text-align: right; }

.trailer-preview {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-grid {
    display: grid;
    gap: 2px;
    width: 100%;
    max-width: 320px;
}

.panel-cell {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent));
    border-radius: 1px;
    opacity: 0.85;
}

.total-label { font-weight: 700; color: var(--color-text); }
.total-value { font-weight: 700; color: var(--color-accent-green); font-size: 1.2rem; }

.alert {
    padding: 0.9rem 1.2rem;
    border-radius: var(--radius);
    margin: 1rem 0;
}

.alert-success { background: rgba(31, 138, 76, 0.15); border: 1px solid var(--color-success); }
.alert-error { background: rgba(192, 57, 43, 0.15); border: 1px solid var(--color-error); }

.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 1.5rem 0;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    text-align: center;
}

.admin-login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.admin-login-box {
    width: 100%;
    max-width: 360px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
}

.admin-login-box h1 { margin-top: 0; font-size: 1.4rem; }

.admin-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.admin-table th, .admin-table td {
    text-align: left;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.admin-table th { color: var(--color-text-muted); font-weight: 600; }
.admin-table tr:hover td { background: var(--color-surface); }

.admin-table .actions { display: flex; gap: 0.5rem; white-space: nowrap; }

.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-active { background: rgba(31, 138, 76, 0.2); color: var(--color-success); }
.badge-inactive { background: rgba(192, 57, 43, 0.15); color: var(--color-error); }

.admin-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 1.5rem;
}

@media (max-width: 700px) {
    .admin-form-grid { grid-template-columns: 1fr; }
}

.admin-form-grid .full-width { grid-column: 1 / -1; }

.checkbox-row {
    display: flex;
    align-items: center;
    flex-direction: row !important;
    gap: 0.5rem;
}

.mounting-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.35rem;
}

.mounting-options label {
    flex-direction: row !important;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-text);
}

fieldset.admin-fieldset {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem 1.25rem;
    margin: 0 0 1.5rem;
}

fieldset.admin-fieldset legend {
    padding: 0 0.5rem;
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 0.85rem;
}