/* Vereinstakt – das Kachelbrett der Marketing-Seiten. Jede Kachel ist eine gefüllte Fläche, ein Radius, 8px Fugen. */

/* ---------- Bildrahmen (App-Seite) ---------- */

.frame {
    position: relative;
    margin: 0;
    overflow: hidden;
    background: var(--surface-2);
    border-radius: var(--radius);
}

.frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.r-phone { aspect-ratio: 480 / 1071; }

/* ---------- Kopf der Unterseiten ---------- */

.page-head {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 28px var(--gap);
    align-items: end;
    padding: clamp(40px, 7vw, 120px) var(--margin) 0;
}

.page-head h1 {
    grid-column: 1 / span 7;
    font-size: var(--step-display);
    line-height: 0.92;
    letter-spacing: -0.04em;
    hyphens: auto;
}

.page-head .lead {
    grid-column: 8 / -1;
    font-size: var(--step-lead);
    line-height: 1.35;
}

@media (max-width: 1000px) {
    .page-head h1,
    .page-head .lead {
        grid-column: 1 / -1;
    }
}

/* ---------- App fürs Handy ---------- */

.apps {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--gap);
    padding: clamp(48px, 6vw, 96px) var(--margin) 0;
}

.apps-shots {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--gap);
    margin-bottom: 8px;
}

.apps-shots .frame img {
    height: 100%;
    object-position: 50% 0;
}

.apps-shots .frame:nth-child(even) {
    margin-top: 64px;
}

.app-tile {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: clamp(24px, 3vw, 40px);
    border-radius: var(--radius);
}

.app-tile h2 {
    font-size: var(--step-title);
}

.app-tile ol {
    display: grid;
    gap: 10px;
    margin: 0;
    padding-left: 1.25em;
}

.app-android {
    grid-column: 1 / span 5;
    align-self: start;
    background: var(--slate);
    color: var(--slate-ink);
}

.app-iphone {
    grid-column: 6 / -1;
    background: var(--surface);
}

.app-iphone .contact-form {
    width: 100%;
}

.app-feedback {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--gap);
    padding: var(--section) var(--margin) 0;
}

.app-feedback h2 {
    grid-column: 1 / span 6;
    font-size: var(--step-head);
}

.app-feedback p {
    grid-column: 7 / -1;
    align-self: end;
    max-width: 40ch;
    font-size: var(--step-lead);
    line-height: 1.35;
}

@media (max-width: 900px) {
    .app-android,
    .app-iphone,
    .app-feedback h2,
    .app-feedback p {
        grid-column: 1 / -1;
    }

    .apps-shots {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .apps-shots .frame:nth-child(n + 3) {
        display: none;
    }
}

/* ---------- Dokumentation: ein Regal je Zielgruppe ---------- */

.shelf {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--gap);
    padding: var(--section) var(--margin) 0;
}

.shelf h2 {
    grid-column: 1 / span 4;
    align-self: start;
    font-size: var(--step-title);
}

.guides {
    grid-column: 5 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--gap);
    margin: 0;
    padding: 0;
    list-style: none;
}

.guide {
    display: grid;
    grid-template-rows: 200px auto;
    height: 100%;
    overflow: hidden;
    background: var(--surface);
    border-radius: var(--radius);
    text-decoration: none;
    transition: transform 160ms var(--ease-out), background-color 160ms ease;
}

.guide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 0 0;
    transition: transform 600ms var(--ease-out);
}

.guide-text {
    display: grid;
    gap: 6px;
    padding: 20px 22px 24px;
}

.guide-text strong {
    font-size: var(--step-lead);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.guides li:nth-child(4n + 1) .guide { background: var(--slate); color: var(--slate-ink); }
.guides li:nth-child(4n + 4) .guide { background: var(--surface-2); }

.guide:active {
    transform: scale(0.98);
}

@media (hover: hover) and (pointer: fine) {
    .guide:hover img {
        transform: scale(1.04);
    }
}

@media (max-width: 1000px) {
    .shelf h2,
    .guides {
        grid-column: 1 / -1;
    }

    .shelf h2 {
        margin-bottom: 16px;
    }
}

@media (max-width: 600px) {
    .guides {
        grid-template-columns: 1fr;
    }

    .guide {
        grid-template-rows: 160px auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    .guide,
    .guide img {
        transition: none;
    }
}