/**
 * components.css — UI-Komponenten
 *
 * Jede Komponente ist in einem eigenen Block dokumentiert.
 * Die Reihenfolge folgt dem Aufbau der Seite von oben nach unten:
 *
 *  1. Navigation (Sticky Header + Mobile Menu)
 *  2. Buttons
 *  3. Hero-Sektion
 *  4. USP/Feature-Kacheln
 *  5. Lösungs-Cards
 *  6. Prozess-Schritte
 *  7. Referenz-Cards (Testimonials)
 *  8. FAQ-Akkordeon
 *  9. CTA-Banner
 * 10. Kontaktformular
 * 11. Footer
 * 12. Badges & Tags
 * 13. Lade-Animationen
 */


/* ============================================================
   1. NAVIGATION
   ============================================================ */

/**
 * Sticky Navigation, die beim Scrollen einen Hintergrund bekommt.
 * Die JS-Klasse .nav--scrolled wird per scroll-Event gesetzt.
 */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;         /* immer im Vordergrund */
    height: var(--nav-height);
    display: flex;
    align-items: center;
    transition: background-color var(--transition-base),
                box-shadow var(--transition-base);
}

/* Transparente Navigation beim Seitenanfang */
.nav--top {
    background-color: transparent;
}

/* Nach dem Scrollen: weißer Hintergrund mit Schatten */
.nav--scrolled {
    background-color: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);    /* Glasmorphism-Effekt */
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

/* Logo-Bereich */
.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xl);
    font-weight: var(--weight-black);
    color: var(--color-secondary);
    line-height: 1;
    transition: opacity var(--transition-fast);
}

.nav__logo:hover {
    opacity: 0.85;
}

.nav__logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.nav__logo-icon .ui-icon {
    width: 20px;
    height: 20px;
}

/* Weißes Logo auf transparentem (dunklem) Hintergrund */
.nav--top .nav__logo {
    color: #FFFFFF;
}

/* Desktop-Navigation Links */
.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav__menu--mobile {
    display: none;
}

.nav__link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    white-space: nowrap;
    color: var(--color-text);
}

.nav--top .nav__link {
    color: rgba(255, 255, 255, 0.9);
}

.nav__link:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-subtle);
}

.nav--top .nav__link:hover {
    color: #FFFFFF;
    background-color: rgba(255, 255, 255, 0.15);
}

/* Aktiver Link */
.nav__link--active {
    color: var(--color-primary);
    font-weight: var(--weight-semibold);
}

/* CTA in der Navigation */
.nav__cta {
    margin-left: var(--space-4);
}

/* Hamburger-Button (nur auf Mobilgeräten sichtbar) */
.nav__actions {
    display: none;
    align-items: center;
    margin-left: auto;
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: var(--space-2);
    cursor: pointer;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
}

.nav__toggle-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-secondary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav--top .nav__toggle-line {
    background-color: #FFFFFF;
}

/* X-Animation beim Öffnen des Menüs */
.nav--open .nav__toggle-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav--open .nav__toggle-line:nth-child(2) {
    opacity: 0;
}
.nav--open .nav__toggle-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobiles Menü — Vollbild-Overlay (iOS/Android) */
@media (max-width: 900px) {
    .nav__actions {
        display: flex;
        position: relative;
        z-index: 1002;
    }

    .nav__toggle {
        display: flex;
    }

    /* Desktop-Menü in der Kopfzeile ausblenden */
    .nav__menu--desktop {
        display: none !important;
    }

    .nav__menu--mobile {
        display: flex;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        height: calc(100dvh - var(--nav-height));
        max-height: calc(100dvh - var(--nav-height));
        background-color: var(--color-bg);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--space-4) var(--space-6);
        padding-bottom: calc(var(--space-8) + env(safe-area-inset-bottom, 0px));
        z-index: 1001;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        visibility: hidden;
        opacity: 0;
        pointer-events: none;
        transform: translate3d(100%, 0, 0);
        -webkit-transform: translate3d(100%, 0, 0);
        transition:
            transform var(--transition-slow),
            opacity var(--transition-base),
            visibility 0s linear var(--transition-slow);
        box-shadow: var(--shadow-xl);
    }

    .nav--open .nav__menu--mobile {
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
        transform: translate3d(0, 0, 0);
        -webkit-transform: translate3d(0, 0, 0);
        transition:
            transform var(--transition-slow),
            opacity var(--transition-base),
            visibility 0s;
    }

    /* Im Overlay immer dunkle Schrift — auch bei .nav--top (Hero) */
    .nav__menu--mobile .nav__link,
    .nav__menu--mobile .nav__sublink,
    .nav--top .nav__menu--mobile .nav__link,
    .nav--top .nav__menu--mobile .nav__sublink {
        color: var(--color-text);
    }

    .nav__menu--mobile .nav__link--active,
    .nav--top .nav__menu--mobile .nav__link--active {
        color: var(--color-primary);
    }

    .nav__menu--mobile .nav__link:hover,
    .nav__menu--mobile .nav__sublink:hover {
        color: var(--color-primary);
        background-color: var(--color-bg-subtle);
    }

    .nav__link {
        display: flex;
        align-items: center;
        min-height: 48px;
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-base);
        border-radius: 0;
    }

    .nav__link--group {
        font-weight: var(--weight-semibold);
        border-bottom: none;
        padding-bottom: var(--space-1);
    }

    .nav__group {
        border-bottom: 1px solid var(--color-border);
        padding-bottom: var(--space-2);
        margin-bottom: var(--space-1);
    }

    .nav__submenu {
        list-style: none;
        margin: 0;
        padding: 0 0 var(--space-2);
    }

    .nav__sublink {
        display: flex;
        align-items: center;
        min-height: 44px;
        padding: var(--space-2) var(--space-4) var(--space-2) var(--space-8);
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        text-decoration: none;
        border-radius: var(--radius-md);
    }

    .nav__cta {
        margin-left: 0;
        margin-top: var(--space-4);
        padding-top: var(--space-4);
        border-top: 1px solid var(--color-border);
        flex-shrink: 0;
    }

    .nav__cta .btn {
        width: 100%;
        min-height: 48px;
        justify-content: center;
    }

    .nav--open::before {
        content: '';
        position: fixed;
        inset: 0;
        top: var(--nav-height);
        background: rgba(8, 22, 14, 0.45);
        z-index: 1000;
        pointer-events: none;
    }
}


/* ============================================================
   2. BUTTONS
   ============================================================ */

/**
 * Button-Varianten:
 * .btn            — Basis-Button (Größe, Abstand, Transition)
 * .btn--primary   — Grüner Hauptbutton (primäre Aktion)
 * .btn--outline   — Rahmen-Button (sekundäre Aktion)
 * .btn--ghost     — Transparenter Button (tertiäre Aktion)
 * .btn--white     — Weißer Button (auf dunklem Hintergrund)
 * .btn--lg        — Großer Button für Hero-Bereich
 * .btn--sm        — Kleiner Button für Tags / Tabellen
 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.65rem 1.5rem;
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    border-radius: var(--radius-full);    /* Pill-Shape */
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    text-decoration: none;
    line-height: 1;
}

/* Primär: grüner Hintergrund */
.btn--primary {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(45, 122, 79, 0.3);
}

/* Outline: transparenter Hintergrund mit Rahmen */
.btn--outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--outline:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
    transform: translateY(-1px);
}

/* Ghost: fast unsichtbar, für Navigation */
.btn--ghost {
    background-color: transparent;
    color: var(--color-primary);
    border-color: transparent;
}

.btn--ghost:hover {
    background-color: var(--color-bg-subtle);
}

/* Weiß: auf dunklem Hintergrund */
.btn--white {
    background-color: #FFFFFF;
    color: var(--color-primary-dark);
    border-color: #FFFFFF;
}

.btn--white:hover {
    background-color: var(--color-bg-subtle);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Outline weiß: auf dunklem Hintergrund */
.btn--outline-white {
    background-color: transparent;
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.7);
}

.btn--outline-white:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #FFFFFF;
}

/* Größenvarianten */
.btn--lg {
    padding: 0.85rem 2rem;
    font-size: var(--text-lg);
}

.btn--sm {
    padding: 0.4rem 1rem;
    font-size: var(--text-sm);
}

/* Button-Gruppe (nebeneinander) */
.btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}


/* ============================================================
   3. HERO-SEKTION
   ============================================================ */

/**
 * Fullscreen-Hero mit Hintergrundbild und Overlay.
 * Mindesthöhe: 100vh damit der Bereich den vollen Viewport füllt.
 */
/* ============================================================
   HERO — Vollbild-Foto-Variante (wie dautert.com)
   Zentrierter Text, Foto-Hintergrund, dunkles Overlay
   ============================================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--color-bg-dark);
}

/* Foto-Hintergrund */
.hero__photo-bg {
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1772551935531-904b51e214e8?auto=format&fit=crop&w=1920&q=85');
    background-size: cover;
    background-position: center;
    z-index: 0;
    transform: scale(1.03);   /* leichter Ken-Burns-Puffer */
    transition: transform 8s ease-out;
}
.hero:hover .hero__photo-bg {
    transform: scale(1);
}

/* Gradient-Overlay: unten dunkler für Text-Lesbarkeit */
.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(8, 22, 14, 0.65) 0%,
        rgba(8, 22, 14, 0.55) 50%,
        rgba(8, 22, 14, 0.80) 100%
    );
    z-index: 1;
}

/* Zentrierter Inhaltsblock */
.hero__center {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
    padding-top: calc(var(--nav-height) + var(--space-20));
    padding-bottom: var(--space-24);
    padding-inline: var(--space-4);
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(45, 122, 79, 0.28);
    border: 1px solid rgba(123, 198, 126, 0.35);
    border-radius: var(--radius-full);
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-accent);
    margin-bottom: var(--space-7);
    backdrop-filter: blur(6px);
}

.hero__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-accent);
    animation: pulse 2s infinite;
}

.hero__title {
    font-size: var(--text-hero);
    font-weight: var(--weight-black);
    line-height: 1.1;
    color: #ffffff;
    margin-bottom: var(--space-6);
    letter-spacing: -0.02em;
}

.hero__title-highlight {
    color: var(--color-accent);
}

.hero__subtitle {
    font-size: var(--text-xl);
    font-weight: 300;           /* leicht wie dautert.com */
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.7;
    margin-bottom: var(--space-10);
    max-width: 600px;
    margin-inline: auto;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
    margin-bottom: var(--space-12);
}

.hero__trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
}

.hero__trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.55);
}

.hero__trust-icon {
    color: var(--color-accent);
}

/* Scroll-Indikator */
.hero__scroll {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.35);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    animation: bounce 2.5s infinite;
}

/* ============================================================
   STATS-BAR — Kennzahlen-Leiste nach dem Hero
   Dunkler Balken mit 4 großen Zahlen (wie dautert.com dark strip)
   ============================================================ */

.stats-bar {
    background: var(--color-secondary);
    padding: var(--space-10) 0;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.stats-bar__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    text-align: center;
}

.stats-bar__number {
    font-size: var(--text-4xl);
    font-weight: var(--weight-black);
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stats-bar__label {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.55);
    font-weight: 300;
}

@media (max-width: 640px) {
    .stats-bar__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
}

/* ============================================================
   PHOTO SHOWCASE — 3-spaltiger Foto-Block (wie dautert.com)
   Volle Breite, kein Container, Hover-Zoom + Overlay-Text
   ============================================================ */

.photo-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    min-height: 420px;
}

.photo-showcase__item {
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.photo-showcase__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 600ms ease;
}

.photo-showcase__item:hover img {
    transform: scale(1.07);
}

.photo-showcase__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(8, 22, 14, 0.88) 0%,
        rgba(8, 22, 14, 0.3) 55%,
        transparent 100%
    );
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-8);
    transition: background 350ms;
}

.photo-showcase__item:hover .photo-showcase__overlay {
    background: linear-gradient(
        to top,
        rgba(8, 22, 14, 0.92) 0%,
        rgba(8, 22, 14, 0.55) 60%,
        rgba(8, 22, 14, 0.1) 100%
    );
}

.photo-showcase__label {
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}

.photo-showcase__title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    color: #fff;
    margin-bottom: var(--space-3);
    line-height: 1.25;
}

.photo-showcase__cta {
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.65);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    transition: color 200ms, gap 200ms;
}

.photo-showcase__item:hover .photo-showcase__cta {
    color: var(--color-accent);
    gap: var(--space-3);
}

@media (max-width: 768px) {
    .photo-showcase {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    .photo-showcase__item {
        min-height: 260px;
    }
}

/* Responsive Hero */
@media (max-width: 768px) {
    .hero__title {
        font-size: var(--text-5xl);
    }
    .hero__subtitle {
        font-size: var(--text-lg);
    }
}


/* ============================================================
   4. USP / FEATURE-KACHELN
   ============================================================ */

/**
 * Kleine Vorteil-Kacheln mit Icon, Titel und kurzem Text.
 * Verwendet CSS Grid für automatische Anpassung.
 */
.feature-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    transition: transform var(--transition-base), box-shadow var(--transition-base),
                border-color var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-bg-subtle), var(--color-accent));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--space-5);
}

.feature-card__icon .ui-icon {
    width: 28px;
    height: 28px;
}

.feature-card__title {
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--color-secondary);
    margin-bottom: var(--space-3);
}

.feature-card__text {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: var(--leading-loose);
}


/* ============================================================
   5. LÖSUNGS-CARDS (Solution Cards)
   ============================================================ */

/**
 * Größere Karten für die Lösungsübersicht.
 * Mit farbigem Top-Streifen und Hover-Effekt.
 */
/* ============================================================
   SOLUTION CARDS — Foto-Kacheln (Startseite & Übersichtsseite)
   Bild oben + Text unten, Hover-Lift, Foto-Zoom
   ============================================================ */

.solution-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

/* Foto-Header der Karte */
.solution-card__img-wrap {
    position: relative;
    height: 180px;
    overflow: hidden;
    flex-shrink: 0;
}

.solution-card__img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 500ms ease;
}

.solution-card:hover .solution-card__img-wrap img {
    transform: scale(1.07);
}

/* Icon-Plakette über dem Foto */
.solution-card__img-icon {
    position: absolute;
    bottom: var(--space-3);
    left: var(--space-4);
    background: rgba(8, 22, 14, 0.75);
    backdrop-filter: blur(6px);
    border-radius: var(--radius-lg);
    padding: var(--space-2) var(--space-3);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

.solution-card__img-icon .ui-icon {
    width: 20px;
    height: 20px;
}

/* Alter Header (loesungen.php-Übersichtsseite) */
.solution-card__header {
    padding: var(--space-8);
    background: linear-gradient(135deg, var(--color-bg-subtle), rgba(123, 198, 126, 0.1));
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.solution-card__icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.solution-card__icon .ui-icon {
    width: 26px;
    height: 26px;
}

/* ============================================================
   UI-ICONS — Einheitliche Stroke-Icons
   ============================================================ */

.ui-icon {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

.ui-icon--sm { width: 18px; height: 18px; }
.ui-icon--md { width: 22px; height: 22px; }
.ui-icon--lg { width: 28px; height: 28px; }

.ui-icon-box {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ui-icon-box .ui-icon {
    width: 20px;
    height: 20px;
}

.ui-icon-box--subtle {
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
}

.ui-icon-box--on-dark {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
}

.solution-card__title {
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--color-secondary);
    margin-bottom: var(--space-3);
}

.solution-card__body {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.solution-card__text {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: var(--leading-loose);
    margin-bottom: var(--space-5);
    flex: 1;
}

/* Feature-Liste (loesungen.php) */
.solution-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.solution-card__feature {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.solution-card__feature::before {
    content: '✓';
    color: var(--color-primary);
    font-weight: var(--weight-bold);
    font-size: var(--text-sm);
    flex-shrink: 0;
}

.solution-card__link {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    transition: gap var(--transition-fast);
    margin-top: auto;
}

.solution-card__link:hover {
    gap: var(--space-2);
}


/* ============================================================
   6. PROZESS-SCHRITTE (How it works)
   ============================================================ */

/**
 * Nummerierte Schritt-für-Schritt-Darstellung des Projektablaufs.
 * Verbindungslinie zwischen den Schritten wird per CSS gezeichnet.
 */
.process-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-8);
    position: relative;
}

/* Verbindungslinie zwischen Schritten (nur Desktop) */
.process-list::before {
    content: '';
    position: absolute;
    top: 32px;      /* mittig auf den Nummernkreisen */
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-border), var(--color-primary-light), var(--color-border));
    z-index: 0;
}

.process-step {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-4);
}

.process-step__number {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #FFFFFF;
    font-size: var(--text-2xl);
    font-weight: var(--weight-black);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(45, 122, 79, 0.3);
    flex-shrink: 0;
}

.process-step__title {
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--color-secondary);
    margin-bottom: var(--space-2);
}

.process-step__text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: var(--leading-loose);
}


/* ============================================================
   7. REFERENZ / TESTIMONIAL-CARDS
   ============================================================ */

.testimonial-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Anführungszeichen oben */
.testimonial-card__quote-icon {
    font-size: 3rem;
    line-height: 1;
    color: var(--color-primary-light);
    opacity: 0.5;
    font-family: Georgia, serif;
}

.testimonial-card__text {
    font-size: var(--text-base);
    color: var(--color-text);
    line-height: var(--leading-loose);
    font-style: italic;
    flex: 1;
}

.testimonial-card__footer {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    color: #FFFFFF;
    font-weight: var(--weight-bold);
    flex-shrink: 0;
}

.testimonial-card__author {
    font-weight: var(--weight-semibold);
    color: var(--color-secondary);
    font-size: var(--text-sm);
}

.testimonial-card__role {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* Kennzahlen-Badges im Testimonial */
.testimonial-card__metrics {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.metric-badge {
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--color-primary-dark);
}


/* ============================================================
   8. FAQ-AKKORDEON
   ============================================================ */

/**
 * Akkordeon ohne JavaScript-Bibliothek — nutzt CSS :checked + <details>.
 * Nativ zugänglich und performant.
 */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.faq-item[open] {
    border-color: var(--color-primary-light);
}

/* <summary>-Tag als klickbarer Header */
.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6) var(--space-8);
    cursor: pointer;
    list-style: none;       /* Standard-Dreieck entfernen */
    user-select: none;
    gap: var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    color: var(--color-secondary);
    transition: background-color var(--transition-fast);
}

.faq-item summary::-webkit-details-marker {
    display: none;           /* Chrome/Safari Standard-Marker entfernen */
}

.faq-item summary:hover {
    background-color: var(--color-bg-subtle);
}

/* Plus/Minus-Icon */
.faq-item__icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid var(--color-border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    color: var(--color-primary);
    flex-shrink: 0;
    transition: transform var(--transition-base), border-color var(--transition-fast);
    line-height: 1;
}

.faq-item[open] .faq-item__icon {
    transform: rotate(45deg);    /* + wird zu × */
    border-color: var(--color-primary);
}

.faq-item__content {
    padding: 0 var(--space-8) var(--space-6);
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: var(--leading-loose);
}


/* ============================================================
   9. CTA-BANNER
   ============================================================ */

/* ============================================================
   CTA-FULLBLEED — Abschluss-Sektion mit Foto-Hintergrund
   Wie dautert.com: breiter dunkler Block mit zentriertem Text
   ============================================================ */

.cta-fullbleed {
    position: relative;
    padding-block: var(--space-24);
    overflow: hidden;
}

.cta-fullbleed__bg {
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1770982698770-dab9826de7a0?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.cta-fullbleed__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(8,30,16,0.92) 0%, rgba(20,60,35,0.88) 100%);
    z-index: 1;
}

.cta-fullbleed__inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 780px;
    margin-inline: auto;
}

.cta-fullbleed__label {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-4);
}

.cta-fullbleed__title {
    font-size: var(--text-4xl);
    font-weight: var(--weight-black);
    color: #fff;
    line-height: 1.2;
    margin-bottom: var(--space-5);
}

.cta-fullbleed__text {
    font-size: var(--text-lg);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.78);
    max-width: 600px;
    margin-inline: auto;
    margin-bottom: var(--space-10);
    line-height: 1.75;
}

.cta-fullbleed__actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Alter .cta-banner wird noch auf Unterseiten genutzt */
.cta-banner {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-16);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner__label {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-3);
}

.cta-banner__title {
    font-size: var(--text-4xl);
    font-weight: var(--weight-black);
    color: #FFFFFF;
    line-height: var(--leading-snug);
    margin-bottom: var(--space-4);
}

.cta-banner__text {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.8);
    max-width: 560px;
    margin-inline: auto;
    margin-bottom: var(--space-10);
    line-height: var(--leading-loose);
}

.cta-banner__actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}


/* ============================================================
   10. KONTAKTFORMULAR
   ============================================================ */

.contact-form {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-secondary);
    margin-bottom: var(--space-2);
}

.form-label--required::after {
    content: ' *';
    color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg);
    font-size: var(--text-base);
    color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(45, 122, 79, 0.12);
}

/* Fehlerzustand */
.form-input--error {
    border-color: var(--color-error);
}

.form-input--error:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.12);
}

.form-error {
    font-size: var(--text-xs);
    color: var(--color-error);
    margin-top: var(--space-1);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;   /* nur vertikales Resizing erlauben */
    line-height: var(--leading-loose);
}

/* Zwei-Spalten-Layout für Felder */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

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

/* Erfolgs- und Fehler-Nachrichten */
.form-message {
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    display: none;
    margin-top: var(--space-4);
}

.form-message--success {
    background-color: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.3);
    color: #1A6830;
    display: block;
}

.form-message--error {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: #9A1B27;
    display: block;
}


/* ============================================================
   11. FOOTER
   ============================================================ */

.footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    padding-top: var(--space-20);
}

.footer__main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    padding-bottom: var(--space-16);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Logo und Beschreibung */
.footer__brand {}

.footer__brand-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xl);
    font-weight: var(--weight-black);
    color: #FFFFFF;
    margin-bottom: var(--space-4);
}

.footer__brand-logo .ui-icon {
    color: var(--color-primary-light);
}

.footer__brand-desc {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.5);
    line-height: var(--leading-loose);
    max-width: 280px;
    margin-bottom: var(--space-6);
}

/* Social Media Links */
.footer__social {
    display: flex;
    gap: var(--space-3);
}

.footer__social-link {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.footer__social-link:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* Linkgruppen */
.footer__col-title {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: #FFFFFF;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-5);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__link {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-accent);
}

/* Unterer Footer-Balken */
.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: var(--space-6);
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.3);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer__legal {
    display: flex;
    gap: var(--space-6);
}

.footer__legal-link {
    color: rgba(255, 255, 255, 0.3);
    transition: color var(--transition-fast);
}

.footer__legal-link:hover {
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Footer */
@media (max-width: 900px) {
    .footer__main {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }

    .footer__brand {
        grid-column: 1 / -1;
    }
}

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

    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
}


/* ============================================================
   12. BADGES & TAGS
   ============================================================ */

.tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    border: 1px solid transparent;
}

.tag--green {
    background-color: rgba(45, 122, 79, 0.1);
    color: var(--color-primary-dark);
    border-color: rgba(45, 122, 79, 0.2);
}

.tag--blue {
    background-color: rgba(37, 99, 235, 0.1);
    color: #1D4ED8;
    border-color: rgba(37, 99, 235, 0.2);
}

.tag--orange {
    background-color: rgba(234, 88, 12, 0.1);
    color: #C2410C;
    border-color: rgba(234, 88, 12, 0.2);
}


/* ============================================================
   13. ANIMATIONEN
   ============================================================ */

/* Pulsierender Punkt (z.B. "aktiv"-Indikator) */
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.6; transform: scale(0.85); }
}

/* Hüpfende Pfeil-Animation */
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(6px); }
}

/* Einblend-Animation von unten (via JS .is-visible Klasse) */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Elemente, die animiert werden sollen, starten unsichtbar */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Verzögerungen für gestaffeltes Einblenden */
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Gestaffelte Verzögerungen für Grid-Kinder */
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.4s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.5s; }