/* ==============================================================
   KIWAG.com — Komponenten (components.css)
   Buttons, Cards, Badges, Hero-Bereiche
   ============================================================== */

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    line-height: 1.2;
}

.btn-primary {
    background: var(--accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--accent-dark);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
}

.btn-outline:hover {
    background: var(--accent);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--accent);
    padding: 0.5rem 1rem;
}

.btn-ghost:hover {
    background: var(--accent-light);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

/* Pfeil-Icon nach rechts in Buttons */
.btn .arrow {
    transition: transform var(--transition-fast);
}

.btn:hover .arrow {
    transform: translateX(3px);
}

/* --- Cards --- */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-dark));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card:hover {
    border-color: transparent;
    box-shadow: 0 8px 32px rgba(15, 23, 41, 0.1);
    transform: translateY(-3px);
}

.card:hover::before {
    opacity: 1;
}

.card-accent {
    border-top: 3px solid var(--accent);
}

.card h3 {
    margin-bottom: var(--space-sm);
}

.card p {
    color: var(--color-text-soft);
    font-size: 0.9375rem;
}

/* Kategorie-Cards auf der Startseite */
.category-card {
    position: relative;
    overflow: hidden;
}

.category-card .card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.category-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--accent);
    font-weight: 600;
    font-size: 0.875rem;
    margin-top: var(--space-md);
}

/* --- Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-accent {
    background: var(--accent-light);
    color: var(--accent-dark);
}

.badge-success {
    background: #EAF3DE;
    color: #27500A;
}

.badge-warning {
    background: #FAEEDA;
    color: #633806;
}

/* --- Hero-Bereich --- */
.hero {
    padding: var(--space-4xl) 0 var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -120px; right: -80px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05), transparent 70%);
    pointer-events: none;
}

.hero h1 {
    margin-bottom: var(--space-md);
}

.hero p {
    font-size: 1.125rem;
    color: var(--color-text-soft);
    max-width: 56ch;
    margin: 0 auto var(--space-xl);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Kategorie-Heros (mit Akzentfarbe) */
.hero-category {
    background: linear-gradient(135deg, var(--accent-light) 0%, #f7f6f3 60%, rgba(255,255,255,0.8) 100%);
    padding: var(--space-3xl) 0 var(--space-2xl);
    text-align: left;
    position: relative;
    overflow: hidden;
}

.hero-category::before {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 350px; height: 350px;
    background: radial-gradient(circle, var(--accent), transparent 70%);
    opacity: 0.04;
    pointer-events: none;
}

.hero-category .badge {
    margin-bottom: var(--space-md);
}

.hero-category h1 {
    color: var(--accent-dark);
}

.hero-category p {
    color: var(--accent-dark);
    opacity: 0.8;
}

/* --- Kapitel-Navigation (innerhalb einer Kategorie) --- */
.chapter-list {
    display: grid;
    gap: var(--space-md);
}

.chapter-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--color-text);
    transition: all var(--transition-base);
}

.chapter-item:hover {
    border-color: transparent;
    box-shadow: 0 6px 24px rgba(15, 23, 41, 0.1);
    transform: translateX(4px);
    color: var(--color-text);
}

.chapter-number {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--accent-light);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.chapter-item:hover .chapter-number {
    background: var(--accent);
    color: var(--color-white);
}

.chapter-title {
    font-weight: 600;
}

.chapter-desc {
    font-size: 0.875rem;
    color: var(--color-text-soft);
}

/* --- Alerts / Hinweise --- */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 0.9375rem;
    border-left: 4px solid;
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 100%;
    opacity: 0.03;
    pointer-events: none;
}

.alert-info {
    background: linear-gradient(135deg, #E6F1FB, #F0F7FF);
    border-color: #185FA5;
    color: #0C447C;
}

.alert-success {
    background: linear-gradient(135deg, #EAF3DE, #F2F8E8);
    border-color: #639922;
    color: #27500A;
}

.alert-warning {
    background: linear-gradient(135deg, #FAEEDA, #FFF5E6);
    border-color: #BA7517;
    color: #633806;
}

/* --- Breadcrumb --- */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    padding: var(--space-md) 0;
}

.breadcrumb a {
    color: var(--color-text-soft);
}

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

.breadcrumb-sep {
    color: var(--color-text-muted);
}

/* --- Inhaltsbereich (Artikel) --- */
.article-content {
    max-width: 740px;
    margin: 0 auto;
    padding: var(--space-2xl) 0;
}

.article-content h2 {
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--accent-light);
}

.article-content h3 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
    color: var(--accent-dark);
}

.article-content ul,
.article-content ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }

.article-content li {
    margin-bottom: var(--space-sm);
}

.article-content blockquote {
    border-left: 4px solid var(--accent);
    padding: var(--space-lg);
    background: linear-gradient(135deg, var(--accent-light), rgba(255,255,255,0.5));
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text-soft);
    font-style: italic;
    margin: var(--space-xl) 0;
}

/* --- Trennlinie --- */
.divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-2xl) 0;
}

/* --- CTA Box (dunkler Call-to-Action Block) --- */
.cta-box {
    background: var(--color-dark);
    border-radius: 16px;
    padding: var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.2), transparent 70%);
    pointer-events: none;
}

.cta-box::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(15, 110, 86, 0.15), transparent 70%);
    pointer-events: none;
}

.cta-box h2 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    position: relative;
}

.cta-box p {
    color: rgba(255, 255, 255, 0.6);
    max-width: 44ch;
    margin: 0 auto var(--space-xl);
    position: relative;
}

.btn-cta {
    background: var(--color-white);
    color: var(--color-dark);
    position: relative;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    color: var(--color-dark);
}