/* ============================================================
   Autonomous SEO Engine – Public Stylesheet (kein Build-Step)
   Farbschema: Warm-Amber auf Weiß (kein Blau/Indigo), Dark-Mode
   über prefers-color-scheme.
   ============================================================ */

:root {
    --accent: #b45309;
    --accent-strong: #92400e;
    --accent-soft: #fef3c7;
    --bg: #ffffff;
    --bg-soft: #faf9f7;
    --fg: #1c1917;
    --fg-soft: #57534e;
    --line: #e7e5e4;
    --card: #ffffff;
    --ok: #15803d;
    --bad: #b91c1c;
    --warn: #a16207;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(28, 25, 23, .08);
}

@media (prefers-color-scheme: dark) {
    :root {
        --accent: #f59e0b;
        --accent-strong: #fbbf24;
        --accent-soft: #3b2f10;
        --bg: #171412;
        --bg-soft: #1f1c1a;
        --fg: #f5f5f4;
        --fg-soft: #a8a29e;
        --line: #33302e;
        --card: #211e1c;
        --ok: #4ade80;
        --bad: #f87171;
        --warn: #fbbf24;
        --shadow: 0 1px 3px rgba(0, 0, 0, .5);
    }
}

* { box-sizing: border-box; }

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

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: var(--fg);
    background: var(--bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main { flex: 1 0 auto; width: 100%; }

a { color: var(--accent-strong); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent); }

.skip-link {
    position: absolute; left: -9999px; top: 0; z-index: 100;
    background: var(--accent); color: #fff; padding: .5rem 1rem;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 20;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
}
.site-header__inner {
    max-width: 1080px; margin: 0 auto; padding: .65rem 1.25rem;
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    flex-wrap: wrap;
}
.brand { display: inline-flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--fg); font-weight: 700; }
.brand__mark { color: var(--accent); font-size: 1.35rem; line-height: 1; }
.brand__name { letter-spacing: -.01em; }
.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a { text-decoration: none; color: var(--fg-soft); font-weight: 500; font-size: .95rem; }
.site-nav a:hover { color: var(--accent-strong); }
.site-nav__search { font-size: 1.1rem; }

/* ---------- Footer ---------- */
.site-footer {
    margin-top: auto;
    background: var(--bg-soft);
    border-top: 1px solid var(--line);
    padding: 1.75rem 0 2rem;
    padding-bottom: calc(1.75rem + env(safe-area-inset-bottom, 0px));
}
.site-footer__inner {
    max-width: 1080px; margin: 0 auto; padding: 0 1.25rem;
    display: grid; grid-template-columns: 1.4fr 1fr; gap: 2rem;
}
.site-footer p { margin: .35rem 0; font-size: .88rem; color: var(--fg-soft); }
.site-footer__col nav, .site-footer nav { display: flex; flex-direction: column; gap: .3rem; }
.site-footer nav a { font-size: .88rem; text-decoration: none; color: var(--fg-soft); }
.site-footer nav a:hover { color: var(--accent-strong); }

/* ---------- Seitenlayout ---------- */
.site-main { display: flex; justify-content: center; }
.page { width: 100%; max-width: 860px; padding: 1.5rem 1.25rem 3rem; }
.page__header { margin: .75rem 0 1.5rem; }
.page__header h1 { margin: .2rem 0 .8rem; font-size: clamp(1.55rem, 3.5vw, 2.15rem); line-height: 1.2; letter-spacing: -.02em; }
.lead { font-size: 1.05rem; color: var(--fg-soft); margin: .55rem 0; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; font-weight: 700; color: var(--accent-strong); margin: 0; }
.section { margin: 2.25rem 0; }
.section > h2 { font-size: 1.3rem; letter-spacing: -.01em; margin: 0 0 1rem; }
.section h3 { font-size: 1.05rem; margin: 1.25rem 0 .5rem; }
.hint { font-size: .88rem; color: var(--fg-soft); }
code { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 4px; padding: .05rem .3rem; font-size: .88em; }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { display: flex; flex-wrap: wrap; gap: .45rem; font-size: .82rem; color: var(--fg-soft); margin-bottom: .75rem; }
.breadcrumbs a { color: var(--fg-soft); text-decoration: none; }
.breadcrumbs a:hover { color: var(--accent-strong); text-decoration: underline; }
.breadcrumbs > *:not(:last-child)::after { content: "›"; margin-left: .45rem; color: var(--line); }

/* ---------- Tabellen ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.data-table { width: 100%; border-collapse: collapse; background: var(--card); font-size: .95rem; }
.data-table caption { caption-side: top; text-align: left; padding: .8rem 1rem .4rem; font-size: .85rem; color: var(--fg-soft); }
.data-table th, .data-table td { padding: .55rem .9rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.data-table thead th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-soft); border-bottom: 2px solid var(--line); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--bg-soft); }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.data-table .is-sum td { background: var(--accent-soft); font-weight: 600; }
.data-table .is-top td { background: var(--accent-soft); }
.data-table--vs td:not(:first-child) { font-size: 1.05rem; }

.is-weekend { color: var(--fg-soft); }
.is-top .num strong { color: var(--accent-strong); }

/* ---------- Kalender ---------- */
.cal-wrap { max-width: 640px; }
.calendar { width: 100%; border-collapse: collapse; background: var(--card); }
.calendar th { font-size: .72rem; text-transform: uppercase; padding: .4rem .3rem; color: var(--fg-soft); border-bottom: 2px solid var(--line); }
.calendar__cell { width: 14.28%; height: 58px; border: 1px solid var(--line); padding: .25rem .3rem; vertical-align: top; font-size: .85rem; }
.calendar__cell.is-weekend { background: var(--bg-soft); }
.calendar__cell.is-holiday { background: var(--accent-soft); }
.calendar__cell.is-today .calendar__day { color: #fff; background: var(--accent); border-radius: 50%; display: inline-flex; width: 1.45rem; height: 1.45rem; align-items: center; justify-content: center; }
.calendar__day { font-weight: 700; }
.calendar__holiday { display: block; font-size: .62rem; line-height: 1.15; color: var(--accent-strong); }

/* ---------- Statistiken & Karten ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: .75rem; margin: 1rem 0; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem; text-align: center; box-shadow: var(--shadow); }
.stat__value { display: block; font-size: 1.7rem; font-weight: 800; color: var(--accent-strong); font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.stat__label { font-size: .8rem; color: var(--fg-soft); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .9rem; }
.cards--next { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; text-decoration: none; color: var(--fg); display: flex; flex-direction: column; gap: .3rem; box-shadow: var(--shadow); transition: transform .15s ease, border-color .15s ease; }
.card:hover { transform: translateY(-2px); border-color: var(--accent); }
.card__date { font-size: .8rem; color: var(--fg-soft); font-variant-numeric: tabular-nums; }
.card__name { font-size: 1.02rem; }
.card__dow { font-size: .8rem; color: var(--accent-strong); font-weight: 600; }
.card--tool span { font-size: .85rem; color: var(--fg-soft); }

/* ---------- Listen, Buttons, Notizen ---------- */
.link-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: .35rem; }
.link-list--2col { columns: 2; column-gap: 2rem; }
.link-list--small { font-size: .85rem; gap: .2rem; }
.link-list--small a { text-decoration: none; }
.link-list small { color: var(--fg-soft); }

.btn { display: inline-flex; align-items: center; gap: .4rem; background: var(--accent); border: 1px solid var(--accent); color: #fff; padding: .5rem .95rem; border-radius: 8px; font-size: .9rem; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--accent-strong); border-color: var(--accent-strong); color: #fff; }
.btn--ghost { background: transparent; color: var(--accent-strong); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--accent); background: var(--bg-soft); color: var(--accent-strong); }
.pager { display: flex; gap: .5rem; flex-wrap: wrap; margin: 1rem 0; }

.notice { border-left: 4px solid var(--accent); background: var(--accent-soft); padding: .7rem 1rem; border-radius: 6px; font-size: .93rem; }
.notice--error { border-color: var(--bad); }
.notice--winner { border-color: var(--ok); }
.notice--archiv { border-color: var(--warn); background: var(--bg-soft); }

.notes { background: var(--bg-soft); border-radius: var(--radius); padding: .9rem 1.1rem; margin-top: 1rem; }
.notes h3 { margin: 0 0 .4rem; font-size: .95rem; }
.notes ul { margin: 0; padding-left: 1.2rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.best-blocks li { margin-bottom: .4rem; }

/* ---------- FAQ ---------- */
.faq__item { border: 1px solid var(--line); border-radius: 8px; background: var(--card); margin-bottom: .55rem; overflow: hidden; }
.faq__item summary { padding: .75rem 1rem; cursor: pointer; font-weight: 600; font-size: .95rem; list-style-position: inside; }
.faq__item[open] summary { border-bottom: 1px solid var(--line); }
.faq__item p { margin: 0; padding: .75rem 1rem; color: var(--fg-soft); font-size: .93rem; }

/* ---------- Quellen & Related ---------- */
.sources__list { padding-left: 1.1rem; }
.sources__list li { margin-bottom: .3rem; }
.sources__note { display: block; font-size: .8rem; color: var(--fg-soft); }
.sources__meta { font-size: .85rem; color: var(--fg-soft); }
.related__list { list-style: none; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .4rem .5rem; }
.related__list a { text-decoration: none; font-size: .92rem; }

/* ---------- Suche ---------- */
.search-form { display: flex; gap: .5rem; margin: .75rem 0 1.5rem; }
.search-form input[type="search"] { flex: 1; }
.search-results { list-style: none; padding: 0; }
.search-results__item { border-bottom: 1px solid var(--line); padding: .7rem 0; }
.search-results__item a { font-size: 1.02rem; text-decoration: none; }
.search-results__item p { margin: .25rem 0 0; font-size: .88rem; color: var(--fg-soft); }

/* ---------- Rechner ---------- */
.calc-form { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem; box-shadow: var(--shadow); }
.calc-form__row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: end; }
.calc-form label { display: flex; flex-direction: column; gap: .3rem; font-size: .85rem; font-weight: 600; color: var(--fg-soft); }
.calc-result { margin-top: 1.5rem; }

/* ---------- Ferienplaner: Jahreskalender ---------- */
.vac-cal__heading { margin: 2rem 0 .6rem; font-size: 1.1rem; }
.vac-legend { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem 1.1rem; padding: 0; margin: 0 0 1rem; font-size: .82rem; color: var(--fg-soft); }
.vac-legend li { display: inline-flex; align-items: center; gap: .4rem; }
.vac-legend__chip { width: 1rem; height: 1rem; border-radius: 4px; border: 1px solid var(--line); display: inline-block; }
.vac-legend__chip--vac { background: var(--accent-soft); border-color: var(--accent); }
.vac-legend__chip--holiday { background: #fecaca; border-color: #dc2626; }
.vac-legend__chip--weekend { background: var(--bg-soft); }
.vac-legend__chip--today { background: var(--accent); border-color: var(--accent-strong); }

.vac-cal { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 1rem; }
.vac-cal__month { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: .6rem .65rem .7rem; }
.vac-cal__name { margin: 0 0 .45rem; font-size: .9rem; color: var(--fg-soft); }
.calendar--mini { width: 100%; border-collapse: collapse; table-layout: fixed; }
.calendar--mini th { font-size: .64rem; text-transform: uppercase; padding: .2rem 0; color: var(--fg-soft); border-bottom: 1px solid var(--line); text-align: center; }
.calendar--mini .calendar__cell { height: 30px; padding: 0; text-align: center; font-size: .78rem; border: 1px solid var(--line); }
.calendar--mini .calendar__cell.is-vacation { background: var(--accent-soft); box-shadow: inset 0 0 0 1px var(--accent); }
.calendar--mini .calendar__cell.is-holiday { background: #fee2e2; box-shadow: inset 0 0 0 1px #dc2626; }
.calendar--mini .calendar__cell.is-vacation.is-holiday { background: linear-gradient(135deg, var(--accent-soft) 50%, #fee2e2 50%); box-shadow: inset 0 0 0 1px var(--accent-strong); }
.calendar--mini .calendar__day { display: inline-block; width: 100%; height: 100%; line-height: 28px; }
.calendar--mini .calendar__cell.is-today .calendar__day { color: #fff; background: var(--accent); font-weight: 700; }

.data-table .row--muted td { color: var(--fg-soft); }
.data-table .row--active td { background: var(--accent-soft); }
.badge--live { display: inline-block; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: #fff; background: var(--accent); border-radius: 999px; padding: .1rem .5rem; margin-left: .35rem; vertical-align: middle; }


input, select, button { font: inherit; }
input[type="text"], input[type="search"], input[type="date"], input[type="number"], input[type="url"], input[type="password"], select {
    border: 1px solid var(--line); border-radius: 8px; padding: .5rem .7rem; background: var(--bg); color: var(--fg); min-width: 0;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

/* ---------- Werbeplätze (AdSlot) ---------- */
.ad-slot {
    display: block; margin: 1.25rem auto; padding: .55rem .75rem .7rem;
    border: 1px dashed var(--line); border-radius: 8px;
    text-align: center; max-width: 980px; overflow: hidden;
}
.ad-slot__label {
    display: block; font-size: .68rem; text-transform: uppercase;
    letter-spacing: .09em; color: var(--fg-soft); margin-bottom: .45rem;
}
.ad-slot > *:not(.ad-slot__label) { max-width: 100%; }
.ad-slot--header_banner, .ad-slot--footer_banner { margin-top: 1rem; margin-bottom: 1rem; }
@media (max-width: 720px) {
    .ad-slot { margin: 1rem auto; padding: .5rem .5rem .6rem; }
}

/* ---------- PWA: Install-Button (Header) + Anleitungs-Popover ---------- */
.site-header__actions { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; }
.pwa-install {
    display: inline-flex; align-items: center; gap: .45rem;
    border: 1px solid var(--line); background: var(--card);
    color: var(--accent-strong);
    padding: .32rem .8rem; border-radius: 999px;
    font: inherit; font-size: .85rem; font-weight: 600; line-height: 1.5;
    cursor: pointer;
    transition: border-color .15s ease, background-color .15s ease;
}
.pwa-install:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.pwa-install:active { transform: translateY(1px); }
.pwa-install:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pwa-install[hidden] { display: none; }
.pwa-install svg { width: 15px; height: 15px; flex: none; }
@keyframes pwa-reveal { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.pwa-install.is-revealed { animation: pwa-reveal .22s ease both; }

.pwa-popover { position: fixed; inset: 0; z-index: 60; display: flex; align-items: flex-end; justify-content: center; }
.pwa-popover[hidden] { display: none; }
.pwa-popover__backdrop { position: absolute; inset: 0; background: rgba(28, 25, 23, .32); }
.pwa-popover__card {
    position: relative; margin: 0 1rem 1rem;
    background: var(--card); border: 1px solid var(--line); border-radius: 14px;
    box-shadow: 0 12px 32px rgba(28, 25, 23, .2);
    padding: 1.05rem 1.1rem .9rem;
    width: 100%; max-width: 430px;
    animation: pwa-reveal .25s ease both;
}
.pwa-popover__card:focus { outline: none; }
.pwa-popover__close {
    position: absolute; top: .55rem; right: .55rem;
    border: 0; background: transparent; color: var(--fg-soft);
    font-size: 1.15rem; line-height: 1; padding: .35rem .5rem; border-radius: 8px; cursor: pointer;
}
.pwa-popover__close:hover { background: var(--bg-soft); color: var(--fg); }
.pwa-popover__title { margin: .1rem 2rem .2rem 0; font-size: 1.02rem; }
.pwa-popover__sub { margin: .2rem 0 .75rem; font-size: .88rem; color: var(--fg-soft); }
.pwa-popover__steps { list-style: none; display: grid; gap: .6rem; margin: 0 0 .85rem; padding: 0; }
.pwa-popover__steps[hidden] { display: none; }
.pwa-popover__checking { display: flex; align-items: center; gap: .6rem; margin: .3rem 0 .95rem; font-size: .92rem; color: var(--fg-soft); }
.pwa-popover__checking[hidden] { display: none; }
.pwa-spin {
    flex: none; width: 18px; height: 18px;
    border: 2px solid var(--line); border-top-color: var(--accent);
    border-radius: 50%;
    animation: pwa-spin .8s linear infinite;
}
@keyframes pwa-spin { to { transform: rotate(360deg); } }
.pwa-popover__note { margin: .3rem 0 .8rem; font-size: .88rem; color: var(--fg-soft); }
.pwa-popover__note[hidden] { display: none; }
.pwa-popover__steps li { display: flex; gap: .6rem; align-items: flex-start; font-size: .92rem; color: var(--fg-soft); }
.pwa-popover__num {
    flex: none; width: 22px; height: 22px; margin-top: .12rem;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%; background: var(--accent-soft); color: var(--accent-strong);
    font-size: .78rem; font-weight: 700;
}
.pwa-popover__actions { display: flex; justify-content: flex-end; }
.pwa-popover__later {
    border: 0; background: transparent; color: var(--fg-soft);
    font: inherit; font-size: .88rem; font-weight: 600; padding: .3rem .6rem; border-radius: 8px; cursor: pointer;
}
.pwa-popover__later:hover { background: var(--bg-soft); color: var(--fg); }

@media (min-width: 640px) {
    .pwa-popover__card {
        position: absolute; margin: 0;
        width: 340px; max-width: none;
        /* Position unter dem Header-Button setzt app.js (top/right). */
    }
}
@media (prefers-reduced-motion: reduce) {
    .pwa-install.is-revealed, .pwa-popover__card { animation: none; }
    .pwa-spin { animation-duration: 2.5s; }
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
    .site-footer__inner { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .link-list--2col { columns: 1; }
    .related__list { grid-template-columns: 1fr; }
    .calendar__cell { height: 44px; padding: .15rem .2rem; }
    .calendar__holiday { display: none; }
    .calendar__cell.is-holiday { box-shadow: inset 0 0 0 2px var(--accent); }
    .page { padding: 1rem .9rem 2.5rem; }
}