/* =========================================================
   KTS – Krankentransport Stralsund
   Corporate & Clean · barrierearm
   ========================================================= */

:root {
    --primary: #004aad;
    --primary-dark: #003a87;
    --accent: #ffffff;
    --text: #1d2733;
    --text-light: #5b6675;
    --bg: #ffffff;
    --bg-soft: #f3f6fb;
    --border: #d6deea;
    --success-bg: #e3f6ea;
    --success-text: #17642f;
    --error-bg: #fdeaea;
    --error-text: #8a1c1c;
    --radius: 10px;
    --shadow: 0 4px 16px rgba(0, 40, 90, 0.08);
    --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html { font-size: 100%; scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
}

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

a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--primary-dark); }

h1, h2, h3 { line-height: 1.25; color: var(--primary-dark); margin: 0 0 .75rem; }
h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1rem; }

.container { width: min(1140px, 92%); margin-inline: auto; }
.narrow { max-width: 760px; }
.section { padding: 3.5rem 0; }
.section-soft { background: var(--bg-soft); }
.section-title { text-align: center; margin-bottom: 2rem; }

/* ---------- Barrierefreiheit ---------- */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--primary);
    color: #fff;
    padding: .75rem 1rem;
    z-index: 1000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

:focus-visible {
    outline: 3px solid #ffb703;
    outline-offset: 3px;
}

/* ---------- Topbar ---------- */
.topbar { background: var(--primary-dark); color: #fff; font-size: .95rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .5rem 0; flex-wrap: wrap; }
.topbar-phone { color: #fff; font-weight: 700; text-decoration: none; }
.topbar-phone:hover { text-decoration: underline; }

/* ---------- Header & Navigation ---------- */
.site-header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: .9rem 0; }
.logo { display: flex; align-items: center; gap: .6rem; font-weight: 700; color: var(--primary-dark); text-decoration: none; font-size: 1.2rem; }
.logo img { height: 48px; width: auto; }

.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.5rem; align-items: center; }
.main-nav a { color: var(--text); text-decoration: none; font-weight: 600; padding: .25rem 0; }
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--primary); border-bottom: 2px solid var(--primary); }

.nav-toggle {
    display: none;
    background: none;
    border: 2px solid var(--primary);
    color: var(--primary);
    border-radius: var(--radius);
    padding: .5rem .8rem;
    font-size: 1rem;
    cursor: pointer;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: .85rem 1.6rem;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: background .15s, color .15s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-secondary { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-secondary:hover { background: var(--primary); color: #fff; }
.btn-call { background: #ffb703; color: #1d2733; font-size: 1.2rem; padding: 1rem 2rem; box-shadow: var(--shadow); }
.btn-call:hover { background: #f5a800; color: #1d2733; }
.btn-call-small { background: #ffb703; color: #1d2733; padding: .55rem 1rem; font-size: 1rem; }

/* ---------- Hero ---------- */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    padding: 4.5rem 0;
}
.hero h1 { color: #fff; font-size: 2.6rem; }
.hero p { font-size: 1.25rem; max-width: 640px; }
.hero .btn-call { margin-top: .75rem; }

/* ---------- Karten / Leistungen ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.75rem; }
.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}
.card h3 { margin-bottom: .5rem; }
.card-taxi { border-top: 6px solid var(--primary); }
.card-kranken { border-top: 6px solid #0a7d5a; }

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { padding-left: 1.8rem; position: relative; margin-bottom: .6rem; }
.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-text);
    font-weight: 800;
}

/* ---------- Vertrauensfaktoren ---------- */
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; text-align: center; }
.trust-item { padding: 1.5rem; }
.trust-item strong { display: block; font-size: 1.15rem; color: var(--primary-dark); margin-bottom: .4rem; }

/* ---------- Formular ---------- */
.contact-form { display: grid; gap: 1rem; }
.contact-form label { font-weight: 600; display: block; margin-bottom: .3rem; }
.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: .8rem 1rem;
    font: inherit;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    color: var(--text);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 3px rgba(0,74,173,.2); }
.contact-form textarea { min-height: 140px; resize: vertical; }

.form-message { padding: 1rem; border-radius: var(--radius); font-weight: 600; }
.form-message-ok { background: var(--success-bg); color: var(--success-text); }
.form-message-fehler { background: var(--error-bg); color: var(--error-text); }

/* ---------- Footer ---------- */
.site-footer { background: #0d1b2a; color: #d5dde8; padding: 3rem 0 0; }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.site-footer h3 { color: #fff; font-size: 1.1rem; }
.site-footer a { color: #d5dde8; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: .4rem; }
.footer-bottom { border-top: 1px solid #22344a; margin-top: 2rem; padding: 1.25rem 0; text-align: center; font-size: .95rem; }

/* ---------- Sticky Anruf-Button (nur mobil) ---------- */
.sticky-call {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffb703;
    color: #1d2733;
    font-weight: 800;
    text-align: center;
    padding: 1rem;
    text-decoration: none;
    z-index: 200;
    box-shadow: 0 -4px 12px rgba(0,0,0,.15);
}

/* ---------- Legal-Seiten ---------- */
.legal h2 { margin-top: 2rem; }
.legal-note { background: var(--bg-soft); border-left: 4px solid var(--primary); padding: 1rem 1.25rem; border-radius: 6px; font-size: 1rem; }

/* ---------- Hochkontrast (per Schalter aktiviert) ---------- */
.high-contrast {
    --primary: #000080;
    --primary-dark: #000040;
    --text: #000;
    --text-light: #222;
    --bg: #fff;
    --bg-soft: #fff;
    --border: #000;
}
.high-contrast .card,
.high-contrast .btn-secondary,
.high-contrast .contact-form input,
.high-contrast .contact-form select,
.high-contrast .contact-form textarea { border-width: 2px; border-color: #000; }
.high-contrast .hero { background: #000080; }
.high-contrast a { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .grid-2, .trust-grid, .footer-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2rem; }
}

@media (max-width: 760px) {
    .nav-toggle { display: inline-block; }
    .main-nav { display: none; width: 100%; }
    .main-nav.is-open { display: block; }
    .main-nav ul { flex-direction: column; align-items: flex-start; gap: .75rem; padding: 1rem 0; }
    .header-inner { flex-wrap: wrap; }
    .sticky-call { display: block; }
    body { padding-bottom: 64px; }
    .section { padding: 2.5rem 0; }
}

/* ---------- Reduzierte Bewegung ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; animation: none !important; }
}

/* ---------- Ergänzungen zur Markdown-Vorlage ---------- */
.section-alt { background: var(--bg-soft); }
.section-contact { background: var(--bg-soft); }
.eyebrow { display: inline-block; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #ffe08a; margin-bottom: .5rem; }
.lead { font-size: 1.2rem; }

.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 2.5rem; align-items: center; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1.5rem 0; }
.hero-badges { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; font-weight: 600; }
.hero-image img { width: 100%; box-shadow: var(--shadow); }

.split { padding: 3.5rem 0; }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.75rem; }
.split-card { padding: 2rem; border-radius: var(--radius); border: 3px solid var(--border); background: #fff; box-shadow: var(--shadow); }
.split-taxi { border-color: #ffb703; }
.split-medical { border-color: var(--primary); }
.split-badge { display: inline-block; padding: .25rem .9rem; border-radius: 999px; font-weight: 800; font-size: .9rem; text-transform: uppercase; margin-bottom: .6rem; }
.split-taxi .split-badge { background: #ffb703; color: #000; }
.split-medical .split-badge { background: var(--primary); color: #fff; }

.btn-taxi { background: #ffb703; color: #1d2733; }
.btn-taxi:hover { background: #f5a800; color: #1d2733; }
.btn-block { display: flex; width: 100%; }
.btn-call-block { display: flex; width: 100%; margin: 1rem 0; }

.trust-bar { background: var(--primary-dark); color: #fff; padding: 2rem 0; }
.trust-bar .trust-item strong { color: #ffe08a; }
.trust-bar .trust-item span { color: #fff; }

.steps { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.steps li { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
.step-number { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; margin-bottom: .7rem; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 800; font-size: 1.3rem; }

.feature-grid { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.feature { background: #fff; border: 1px solid var(--border); border-left: 6px solid var(--primary); border-radius: var(--radius); padding: 1.4rem; box-shadow: var(--shadow); }
.feature-icon { display: block; font-size: 1.8rem; }

.audience-grid, .quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.audience img { width: 100%; height: 200px; object-fit: cover; border-radius: var(--radius); margin-bottom: 1rem; }
blockquote { margin: 0; padding: 1.5rem; background: #fff; border-left: 6px solid #ffb703; border-radius: var(--radius); box-shadow: var(--shadow); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.two-col img { width: 100%; box-shadow: var(--shadow); border-radius: var(--radius); }

details { background: #fff; border: 2px solid var(--border); border-radius: var(--radius); margin-bottom: .75rem; }
details[open] { border-color: var(--primary); }
summary { cursor: pointer; padding: 1rem 1.25rem; font-weight: 700; color: var(--primary-dark); min-height: 52px; }
details p { padding: 0 1.25rem 1rem; margin: 0; }

.contact-form .req { color: var(--error-text); }
.contact-form .checkbox { display: flex; align-items: flex-start; gap: .7rem; font-weight: 400; }
.contact-form .checkbox input { width: 24px; height: 24px; flex: 0 0 24px; }
.form-field label { display: block; font-weight: 600; margin-bottom: .3rem; }
.form-errors { padding: 1rem; border-radius: var(--radius); background: var(--error-bg); color: var(--error-text); font-weight: 700; }

.toc { background: var(--bg-soft); border: 2px solid var(--border); border-radius: var(--radius); padding: 1.2rem 1.5rem; margin-bottom: 2rem; }
.legal-address { background: var(--bg-soft); border-left: 5px solid var(--primary); border-radius: 8px; padding: 1rem 1.3rem; margin: 1rem 0; }

.high-contrast .site-footer,
.high-contrast .topbar,
.high-contrast .trust-bar { background: #000; color: #fff; }
.high-contrast .site-footer a,
.high-contrast .topbar-phone { color: #fff; }
.high-contrast .card,
.high-contrast .split-card,
.high-contrast .feature,
.high-contrast .steps li,
.high-contrast details,
.high-contrast blockquote { background: #fff; color: #000; border: 3px solid #000; box-shadow: none; }

@media (max-width: 900px) {
    .hero-inner, .two-col, .split-grid { grid-template-columns: 1fr; }
    .audience-grid, .quote-grid, .feature-grid { grid-template-columns: 1fr 1fr; }
    .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .audience-grid, .quote-grid, .feature-grid, .steps { grid-template-columns: 1fr; }
}