/* ============================================================
   Fehntrailer – Frontend Stylesheet
   Design: passend zu fehntrailer.de
   ============================================================ */

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

:root {
    --red:     #8B1A1A;
    --red-d:   #6e1414;
    --red-l:   #a82020;
    --dark:    #1e1e1e;
    --dark-2:  #2a2a2a;
    --gray-1:  #f5f5f5;
    --gray-2:  #e0e0e0;
    --gray-3:  #9e9e9e;
    --gray-4:  #555555;
    --white:   #ffffff;
    --radius:  4px;
    --shadow:  0 2px 8px rgba(0,0,0,.10);
    --shadow-m: 0 4px 20px rgba(0,0,0,.18);
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--dark);
    background: var(--gray-1);
    line-height: 1.6;
    font-size: 15px;
}

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

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

/* ── LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.page-wrap  { min-height: calc(100vh - 200px); padding: 40px 0; }

/* ── HEADER TOPBAR ── */
.header-topbar {
    background: var(--gray-1);
    border-bottom: 1px solid var(--gray-2);
    font-size: 13px;
    color: var(--gray-4);
    padding: 6px 20px;
}
.header-topbar .inner {
    max-width: 1100px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px;
}
.header-topbar a { color: var(--red); font-weight: 600; }
.header-topbar a:hover { text-decoration: underline; }

/* ── HEADER NAV ── */
.site-header {
    background: var(--white);
    box-shadow: 0 2px 6px rgba(0,0,0,.12);
    position: sticky; top: 0; z-index: 100;
}
.site-header .inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 20px; max-width: 1100px; margin: 0 auto;
}
.site-logo { display: flex; align-items: center; gap: 10px; }
.site-logo-text {
    font-size: 22px; font-weight: 900; color: var(--dark);
    letter-spacing: 1px; text-transform: uppercase;
}
.site-logo-text span { color: var(--red); }
.site-logo img { height: 52px; width: auto; }

.site-nav { display: flex; gap: 4px; align-items: center; }
.site-nav a {
    color: var(--dark);
    padding: 8px 14px;
    font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px;
    transition: color .15s; border-radius: 2px;
}
.site-nav a:hover, .site-nav a.active {
    color: var(--red); text-decoration: none;
}
.site-nav .btn-mieten {
    background: var(--red); color: var(--white) !important;
    padding: 9px 20px; border-radius: var(--radius);
    font-weight: 700; letter-spacing: 1px;
    transition: background .15s;
}
.site-nav .btn-mieten:hover { background: var(--red-d); text-decoration: none; }

/* ── HERO ── */
.hero {
    background: linear-gradient(to bottom, rgba(0,0,0,.7) 0%, rgba(0,0,0,.5) 100%),
                url('../uploads/hero.jpg') center/cover no-repeat;
    background-color: var(--dark-2);
    color: #fff; text-align: center; padding: 80px 20px;
}
.hero h1 {
    font-size: clamp(28px, 6vw, 52px); font-weight: 900;
    letter-spacing: 2px; text-transform: uppercase;
    color: var(--red); text-shadow: 0 2px 8px rgba(0,0,0,.5);
    margin-bottom: 16px;
}
.hero p { font-size: 18px; opacity: .9; max-width: 620px; margin: 0 auto 32px; font-style: italic; }

/* ── BUTTONS ── */
.btn {
    display: inline-block; padding: 12px 28px;
    border-radius: var(--radius); font-size: 14px; font-weight: 700;
    cursor: pointer; border: none; transition: all .15s; text-align: center;
    text-decoration: none; text-transform: uppercase; letter-spacing: .8px;
}
.btn-primary { background: var(--red); color: var(--white); }
.btn-primary:hover { background: var(--red-d); text-decoration: none; color: var(--white); }
.btn-secondary { background: var(--dark); color: #fff; }
.btn-secondary:hover { background: var(--dark-2); text-decoration: none; color: #fff; }
.btn-outline { background: transparent; border: 2px solid var(--red); color: var(--red); }
.btn-outline:hover { background: var(--red); color: #fff; text-decoration: none; }
.btn-sm { padding: 7px 16px; font-size: 12px; }
.btn-danger { background: #c0392b; color: #fff; }
.btn-danger:hover { background: #a93226; text-decoration: none; color: #fff; }

/* ── KARTEN ── */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }

.card {
    background: var(--white); border-radius: var(--radius);
    box-shadow: var(--shadow); overflow: hidden; transition: box-shadow .2s, transform .2s;
}
.card:hover { box-shadow: var(--shadow-m); transform: translateY(-2px); }
.card-img { width: 100%; height: 200px; object-fit: cover; }
.card-img-placeholder {
    width: 100%; height: 200px; background: var(--dark-2);
    display: flex; align-items: center; justify-content: center;
    color: var(--gray-3); font-size: 40px;
}
.card-body { padding: 20px; }
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .3px; }
.card-text  { color: var(--gray-4); font-size: 14px; margin-bottom: 16px; }
.card-price { font-size: 22px; font-weight: 800; color: var(--red); margin-bottom: 16px; }
.card-price small { font-size: 13px; font-weight: 400; color: var(--gray-3); }

/* ── FORMULAR ── */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; text-transform: uppercase; letter-spacing: .3px; }
.form-group label .req { color: var(--red); margin-left: 3px; }
.form-control {
    width: 100%; padding: 10px 14px;
    border: 1.5px solid var(--gray-2); border-radius: var(--radius);
    font-size: 15px; font-family: inherit; color: var(--dark);
    background: #fff; transition: border-color .15s;
}
.form-control:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px rgba(139,26,26,.1); }
.form-control.error { border-color: #c0392b; }
.form-hint { font-size: 12px; color: var(--gray-3); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Zubehör Checkboxen */
.zubehoer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin-top: 8px; }
.zubehoer-item {
    border: 1.5px solid var(--gray-2); border-radius: var(--radius);
    padding: 14px; cursor: pointer; transition: all .15s;
    display: flex; align-items: flex-start; gap: 12px;
    background: #fff;
}
.zubehoer-item:hover { border-color: var(--red); background: #fff5f5; }
.zubehoer-item input[type=checkbox] { margin-top: 3px; accent-color: var(--red); width: 16px; height: 16px; flex-shrink: 0; }
.zubehoer-item.checked { border-color: var(--red); background: #fff5f5; }
.zubehoer-name { font-weight: 600; font-size: 14px; }
.zubehoer-preis { color: var(--red); font-size: 13px; }

/* ── PREISBERECHNUNG ── */
.price-box {
    background: var(--dark); color: #fff;
    border-radius: var(--radius); padding: 20px; margin: 24px 0;
}
.price-box h3 { font-size: 15px; margin-bottom: 12px; color: var(--gray-3); text-transform: uppercase; letter-spacing: .5px; }
.price-row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 14px; color: rgba(255,255,255,.8); }
.price-row.total { font-size: 22px; font-weight: 800; color: var(--red); border-top: 1px solid #444; margin-top: 8px; padding-top: 12px; }

/* ── ALERTS ── */
.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; }
.alert-success { background: #eafaf1; border: 1px solid #a9dfbf; color: #1e8449; }
.alert-error   { background: #fdedec; border: 1px solid #f1948a; color: #922b21; }
.alert-info    { background: #f5f5f5; border: 1px solid #ccc; color: #333; }

/* ── BADGES ── */
.badge { display: inline-block; padding: 3px 10px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.badge-blue   { background: #e8f4f8; color: #2471a3; }
.badge-green  { background: #eafaf1; color: #1e8449; }
.badge-yellow { background: #fef9e7; color: #b7950b; }
.badge-red    { background: #fdedec; color: #922b21; }
.badge-gray   { background: var(--gray-2); color: var(--gray-4); }

/* ── DETAIL-SEITE ── */
.detail-grid { display: grid; grid-template-columns: 1fr 420px; gap: 32px; align-items: start; }
.detail-img { border-radius: var(--radius); width: 100%; max-height: 400px; object-fit: cover; }
.specs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 16px 0; }
.spec-item { background: var(--gray-1); border-radius: 4px; padding: 10px 14px; border-left: 3px solid var(--red); }
.spec-label { font-size: 11px; color: var(--gray-3); text-transform: uppercase; letter-spacing: .5px; }
.spec-value { font-weight: 700; font-size: 16px; }

/* ── A-CARD (Anhänger Info-Box) ── */
.a-card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.a-card-header { background: var(--dark); color: #fff; padding: 14px 20px; }
.a-card-header h2 { font-size: 16px; text-transform: uppercase; letter-spacing: .5px; }
.a-card-body { padding: 20px; }

/* ── BUCHUNGSFORMULAR ── */
.booking-form { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px; }
.booking-form h2 {
    font-size: 18px; margin-bottom: 24px; color: var(--dark);
    border-bottom: 3px solid var(--red); padding-bottom: 12px;
    text-transform: uppercase; letter-spacing: .5px;
}

/* ── DANKE-SEITE ── */
.danke-box { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-m); padding: 48px; max-width: 600px; margin: 0 auto; text-align: center; }
.danke-icon { font-size: 64px; margin-bottom: 20px; }
.danke-box h1 { font-size: 28px; margin-bottom: 12px; color: var(--red); text-transform: uppercase; }

/* ── RETURN-DATE ANZEIGE ── */
.return-date-display {
    background: var(--gray-1); border: 1.5px solid var(--gray-2);
    border-radius: var(--radius); padding: 12px 14px;
    font-weight: 600; min-height: 44px; display: flex; align-items: center;
}

/* ── BREADCRUMB ── */
.breadcrumb { display: flex; gap: 6px; align-items: center; font-size: 13px; color: var(--gray-3); margin-bottom: 24px; }
.breadcrumb a { color: var(--gray-4); }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb .sep { color: var(--gray-2); }

/* ── SECTION TITLES ── */
.section-title { font-size: 26px; font-weight: 900; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .5px; }
.section-sub   { color: var(--gray-4); margin-bottom: 32px; }

/* Rote Unterstreichung für Section-Titel */
.section-title::after {
    content: ''; display: block; width: 48px; height: 3px;
    background: var(--red); margin-top: 8px;
}

/* ── INFO-KARTEN (Startseite) ── */
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin: 40px 0; }
.info-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; text-align: center; border-top: 3px solid var(--red); }
.info-card .icon { font-size: 36px; margin-bottom: 12px; }
.info-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; text-transform: uppercase; }
.info-card p  { font-size: 13px; color: var(--gray-4); }

/* ── FOOTER ── */
.site-footer {
    background: var(--dark); color: rgba(255,255,255,.7);
    padding: 40px 20px 24px; margin-top: 60px; font-size: 14px;
}
.footer-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px; padding-bottom: 24px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-inner strong { color: #fff; text-transform: uppercase; letter-spacing: .5px; font-size: 13px; display: block; margin-bottom: 10px; }
.footer-inner a { color: rgba(255,255,255,.65); display: block; margin-bottom: 6px; }
.footer-inner a:hover { color: var(--red); text-decoration: none; }
.footer-bottom { max-width: 1100px; margin: 16px auto 0; text-align: center; font-size: 12px; color: rgba(255,255,255,.3); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .detail-grid { grid-template-columns: 1fr; }
    .form-row    { grid-template-columns: 1fr; }
    .cards       { grid-template-columns: 1fr; }
    .hero        { padding: 48px 20px; }
    .site-nav a  { padding: 6px 10px; }
    .header-topbar { display: none; }
}

@media (max-width: 480px) {
    .site-nav .nav-hide { display: none; }
    .booking-form, .a-card-body { padding: 18px; }
}