/* ==========================================================================
   BASE  –  strukturelle, design-neutrale Styles.
   Verwendet AUSSCHLIESSLICH die Variablen aus theme.css.
   Hier nichts hart kodieren (keine festen Farben/Groessen).
   ========================================================================== */

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

html { font-size: 100%; -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font-base);
    font-size: var(--fs-base);
    line-height: var(--line-base);
    color: var(--color-text);
    background: var(--color-bg);
    /* Sticky-Footer: Body füllt mind. die volle Höhe, Footer wird nach unten gedrückt.
       100dvh = dynamischer Viewport (iOS-Safari-Toolbar-sicher), 100vh als Fallback. */
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3 { font-family: var(--font-head); line-height: 1.2; }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }

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

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

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-3);
}

.main { flex: 1 0 auto; }  /* Sticky-Footer – Padding kommt vom jeweiligen Template */
.muted { color: var(--color-text-muted); }

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg-alt);
    color: var(--color-text);
    font: inherit;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}
.btn:hover { text-decoration: none; border-color: var(--color-primary); }
.btn--primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-primary-contrast);
}
.btn--primary:hover { background: var(--color-primary-dark); }
.btn--ghost { background: transparent; }

/* --- Header --- */
.site-header {
    background: var(--color-bg);
    box-shadow: var(--shadow);
    position: sticky; top: 0; z-index: 100;
}
.site-header__inner {
    display: flex; align-items: center; justify-content: space-between;
    gap: var(--space-3); padding-block: 0; height: var(--header-height);
    flex-wrap: wrap;
}
.brand {
    font-weight: var(--fw-bold); font-size: 1.1rem;
    color: var(--color-primary); line-height: 1.2;
    text-decoration: none !important; flex-shrink: 0;
    display: flex; align-items: center; gap: var(--space-2);
}
.brand:hover { text-decoration: none; }
.brand__logo { height: 44px; width: auto; }

/* --- Navigation --- */
.nav { display: flex; align-items: center; gap: 0; }
.nav > a {
    padding: var(--space-2) var(--space-3);
    font-weight: var(--fw-semibold); font-size: .95rem;
    color: var(--color-text); white-space: nowrap;
}
.nav > a:hover, .nav > a.active { color: var(--color-primary); text-decoration: none; }

/* --- Nav Dropdown --- */
.nav-dropdown { position: relative; }
.nav-dropdown__trigger {
    background: none; border: none; cursor: pointer; font: inherit;
    font-weight: var(--fw-semibold); font-size: .95rem;
    padding: var(--space-2) var(--space-3);
    color: var(--color-text); display: flex; align-items: center; gap: .3em;
    line-height: inherit;
}
.nav-dropdown__trigger:hover { color: var(--color-primary); }
.nav-dropdown__arrow { font-size: .7em; transition: transform var(--transition); }
.nav-dropdown--open .nav-dropdown__arrow { transform: rotate(180deg); }
.nav-dropdown__menu {
    display: none; position: absolute; top: calc(100% + 4px); left: 0; z-index: 200;
    background: var(--color-bg); border: 1px solid var(--color-border);
    border-radius: var(--radius); box-shadow: var(--shadow-lg);
    min-width: 230px; padding: var(--space-2) 0;
}
.nav-dropdown--open .nav-dropdown__menu { display: flex; flex-direction: column; }
.nav-dropdown__menu a {
    padding: .6rem var(--space-4); display: block; color: var(--color-text);
    font-size: .93rem; margin: 0;
}
.nav-dropdown__menu a:hover { background: var(--color-bg-alt); color: var(--color-primary); text-decoration: none; }

/* --- Nav CTA + Toggle --- */
.nav-cta { margin-left: var(--space-3); white-space: nowrap; }
.btn--accent {
    background: var(--color-accent); border-color: var(--color-accent); color: #fff;
}
.btn--accent:hover { background: var(--color-accent-dark); border-color: var(--color-accent-dark); text-decoration: none; }
.nav-toggle {
    display: none; background: none; border: none; cursor: pointer;
    padding: var(--space-2); font-size: 1.5rem; line-height: 1; color: var(--color-primary);
}

/* --- Footer --- */
.site-footer {
    background: var(--color-bg-dark); color: var(--color-primary-contrast);
    margin-top: auto;
    padding-bottom: env(safe-area-inset-bottom);
}
.site-footer a { color: rgba(255,255,255,.75); }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer__inner {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-5); padding-block: var(--space-5);
}
.footer-col h3 { font-size: 1rem; margin: 0 0 var(--space-3); color: #fff; }
.footer-col p, .footer-col address { font-size: .9rem; margin: 0; line-height: 1.8; font-style: normal; }
.footer-nav { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-bottom {
    background: var(--color-bg-darker);
    padding-block: var(--space-3); font-size: .85rem; color: rgba(255,255,255,.6);
}
.footer-bottom .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); }

/* --- Hero --- */
.hero { padding-block: var(--space-6); }
.hero--dark {
    background: linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 60%, var(--color-primary) 100%);
    color: var(--color-primary-contrast);
    padding-block: calc(var(--space-6) * 1.2);
    margin-block-start: 0;
}
.hero--img {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    color: var(--color-primary-contrast);
    padding-block: calc(var(--space-6) * 1.2);
}
.hero--img::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(17,28,49,.82) 0%, rgba(44,64,104,.65) 60%, rgba(71,91,134,.4) 100%);
}
.hero--img .container { position: relative; z-index: 1; }
.hero--img h1, .hero--img .lead { color: #fff; }
.hero--img .lead { opacity: .92; }
.hero--dark h1, .hero--dark .lead { color: #fff; }
.hero--dark .lead { opacity: .88; }
.lead { font-size: var(--fs-lead); max-width: 60ch; margin-block: var(--space-3); }

/* --- Page layout with sidebar --- */
.page-layout { display: grid; gap: var(--space-5); }
@media (min-width: 800px) {
    .page-layout { grid-template-columns: 1fr 280px; align-items: start; }
}
.sidebar {
    background: var(--color-bg-alt); border-radius: var(--radius);
    padding: var(--space-4); border: 1px solid var(--color-border);
}
.sidebar h2 { font-size: 1.1rem; margin-top: var(--space-3); }
.sidebar h2:first-child { margin-top: 0; }
.sidebar address { font-style: normal; line-height: 1.8; }

/* --- Services grid (homepage) --- */
.services-grid {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-5);
    grid-template-columns: 1fr;           /* Mobile: 1 Spalte */
}
@media (min-width: 480px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 760px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px){ .services-grid { grid-template-columns: repeat(4, 1fr); } }
.service-card {
    padding: var(--space-4); border: 1px solid var(--color-border);
    border-radius: var(--radius); background: var(--color-bg);
    transition: box-shadow var(--transition), border-color var(--transition);
    text-decoration: none !important;
}
.service-card:hover { box-shadow: var(--shadow); border-color: var(--color-primary); text-decoration: none; }
.service-card h3 { font-size: 1rem; margin: var(--space-2) 0 0; color: var(--color-primary); }

/* --- SVG-Icons auf Service-Cards --- */
.svc-icon {
    width: 2.2rem; height: 2.2rem; display: block;
    fill: var(--color-primary);
    transition: fill var(--transition);
}
.service-card:hover .svc-icon { fill: var(--color-primary-dark); }
.service-card p { font-size: .88rem; color: var(--color-text-muted); margin: 0; }

/* --- Service bullet list --- */
.services-list { list-style: none; padding: 0; margin: var(--space-4) 0; }
.services-list li {
    padding: var(--space-2) 0 var(--space-2) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    position: relative;
}
.services-list li::before { content: "→"; position: absolute; left: 0; color: var(--color-accent); }

/* --- Grid + Cards --- */
.grid { display: grid; gap: var(--space-4); margin-top: var(--space-5); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
    padding: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
}

/* --- Kontakt-Hero --- */
.contact-hero {
    background: linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
    padding-block: var(--space-5);
}

/* --- Language switch --- */
.lang-switch {
    display: flex; align-items: center; gap: var(--space-1);
    padding: 0 var(--space-2); font-size: .85rem;
}
.lang-btn { color: var(--color-text-muted); font-weight: var(--fw-normal); padding: 2px 4px; }
.lang-btn--active { color: var(--color-primary); font-weight: var(--fw-bold); text-decoration: none !important; }
.lang-btn:hover { color: var(--color-primary); text-decoration: none; }

/* --- Responsive: mobile nav --- */
@media (max-width: 899px) {
    .nav-toggle { display: flex; align-items: center; justify-content: center; }
    .nav-cta { display: none; }
    .nav {
        display: none; flex-direction: column; align-items: flex-start;
        width: 100%; border-top: 1px solid var(--color-border);
        padding: var(--space-2) 0 var(--space-3); background: var(--color-bg);
        order: 3; gap: 0;
    }
    .nav--open { display: flex; }
    .nav > a { padding: var(--space-2) var(--space-3); width: 100%; }
    .nav-dropdown { width: 100%; }
    .nav-dropdown__trigger { width: 100%; padding: var(--space-2) var(--space-3); }
    .nav-dropdown__menu { position: static; box-shadow: none; border: 0; padding-left: var(--space-4); }
    .lang-switch { padding: var(--space-2) var(--space-3); }
    .site-header__inner { flex-wrap: wrap; align-items: center; height: auto; min-height: var(--header-height); }
    /* Hero-Text auf Mobilgeräten lesbarer */
    .hero--img, .hero--dark { padding-block: var(--space-5); }
    .hero--img h1, .hero--dark h1 { font-size: 1.6rem; }
    /* Kontaktseite Formular full-width */
    .form { max-width: 100%; }
    /* Footer columns auf Mobile */
    .site-footer__inner { grid-template-columns: 1fr; gap: var(--space-4); }
}

/* --- Forms --- */
.form { display: flex; flex-direction: column; gap: var(--space-3); max-width: 520px; }
.form--narrow { max-width: 320px; }
.form--grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); max-width: none; }
.form--inline { flex-direction: row; align-items: end; flex-wrap: wrap; }
.form label { display: flex; flex-direction: column; gap: var(--space-1); font-weight: var(--fw-bold); }
.form input, .form select, .form textarea {
    padding: var(--space-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font: inherit;
}
.checkbox { flex-direction: row !important; align-items: center; gap: var(--space-2); font-weight: var(--fw-normal); }

/* --- Alerts --- */
.alert { padding: var(--space-3); border-radius: var(--radius-sm); }
.alert--error   { background: var(--color-error-bg);   color: var(--color-error); }
.alert--success { background: var(--color-success-bg); color: var(--color-success); }

/* --- Gate / Auth --- */
.auth-body { display: grid; place-items: center; min-height: 100vh; background: var(--color-bg-alt); }
.auth-card {
    width: min(420px, 92vw);
    padding: var(--space-5);
    background: var(--color-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.gate { text-align: center; padding-block: var(--space-6); }
.gate .form { margin-inline: auto; }

/* --- Tables --- */
.table { width: 100%; border-collapse: collapse; margin-top: var(--space-3); }
.table th, .table td { text-align: left; padding: var(--space-2); border-bottom: 1px solid var(--color-border); }

/* Honeypot-Feld (Spam-Schutz) – fuer Menschen unsichtbar */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.error-page { text-align: center; padding-block: var(--space-6); max-width: 540px; margin-inline: auto; padding-inline: var(--space-3); }
.qr { margin-block: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.backup-codes { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2); }

/* --- Cookie-Consent-Banner --- */
.cookie-consent {
    position: fixed; inset-inline: 0; bottom: 0; z-index: 50;
    display: flex; gap: var(--space-3); align-items: center; justify-content: center; flex-wrap: wrap;
    padding: var(--space-3); background: var(--color-text); color: var(--color-bg);
}
.cookie-consent a { color: var(--color-accent); }

/* --- Legal pages --- */
.legal h2 { margin-top: var(--space-4); }
.legal ul { padding-left: var(--space-4); line-height: 1.9; }

/* ==========================================================================
   MOBILE OVERRIDES – muss am Ende stehen damit spezifischer
   ========================================================================== */
@media (max-width: 899px) {
    /* Logo etwas kleiner */
    .brand__logo { height: 36px; }

    /* Header-Höhe anpassen wenn Nav offen */
    .site-header__inner { padding-block: var(--space-2); }

    /* Formular volle Breite (überschreibt max-width: 520px oben) */
    .form { max-width: 100%; }

    /* Service-Banner-Bild schmaler halten */
    .service-card { padding: var(--space-3); }

    /* Tabellen auf Mobile: horizontales Scrollen */
    .table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }

    /* Kontakt-Hero weniger Padding */
    .contact-hero { padding-block: var(--space-4); }

    /* Legal-Seiten: kleinere Überschriften */
    .legal h2 { font-size: 1.1rem; }

    /* Cookie-Banner: stacked auf Mobile */
    .cookie-consent { flex-direction: column; align-items: stretch; text-align: center; }
    .cookie-consent .btn { width: 100%; text-align: center; }

    /* Hero: Hintergrundbild besser auf Mobile positionieren */
    .hero--img { background-position: center center; }

    /* Services-Grid-Icons auf Mobile kleiner */
    .svc-icon { width: 1.8rem; height: 1.8rem; }

    /* Page-Layout: Sidebar kommt unter dem Content */
    .sidebar { margin-top: 0; }
}