/**
 * Frontend-Styles für Partnernetzwerk
 * Design basierend auf: nachbarschaftsimmobilien-partner.de
 */

/* ===== CSS-Variablen ===== */
:root {
    /* Farben */
    --pn-primary: #1f3d2c;
    --pn-primary-hover: #2b523d;
    --pn-accent: #c7a254;
    --pn-white: #ffffff;
    --pn-bg-light: #f8fbfc;
    --pn-text: #4b5563;
    --pn-text-light: #6b7280;
    --pn-border: rgba(0, 0, 0, 0.06);

    /* Schatten */
    --pn-shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.05);
    --pn-shadow-md: 0 10px 30px rgba(0, 0, 0, 0.08);
    --pn-shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.12);

    /* Border-Radius */
    --pn-radius-sm: 0.5rem;
    --pn-radius-md: 0.6rem;

    /* Spacing */
    --pn-spacing-xs: 0.5rem;
    --pn-spacing-sm: 1rem;
    --pn-spacing-md: 1.5rem;
    --pn-spacing-lg: 2rem;
    --pn-spacing-xl: 4rem;
}

/* ===== Container ===== */
.partnernetzwerk-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: var(--pn-spacing-xl) var(--pn-spacing-sm);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--pn-text);
    font-size: clamp(1rem, 0.9rem + 0.3vw, 1.125rem);
    line-height: 1.6;
}

/* ===== Filter-Sektion ===== */
.pn-filter-section {
    background: var(--pn-white);
    padding: var(--pn-spacing-lg) var(--pn-spacing-md);
    border: 1px solid var(--pn-border);
    border-radius: var(--pn-radius-sm);
    box-shadow: var(--pn-shadow-sm);
    margin-bottom: var(--pn-spacing-lg);
}

.pn-filter-form {
    display: block;
}

.pn-filter-controls {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--pn-spacing-md);
}

@media (min-width: 768px) {
    .pn-filter-controls {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .pn-filter-controls {
        grid-template-columns: repeat(4, 1fr);
    }
}

.pn-filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pn-filter-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--pn-primary);
}

.pn-filter-group select,
.pn-filter-group input[type="text"],
.pn-filter-group input[type="search"] {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid var(--pn-border);
    border-radius: var(--pn-radius-md);
    font-size: 1rem;
    font-family: inherit;
    color: var(--pn-text);
    background: var(--pn-white);
    transition: all 0.2s ease;
}

.pn-filter-group select:focus,
.pn-filter-group input:focus {
    outline: none;
    border-color: var(--pn-accent);
    box-shadow: 0 0 0 3px rgba(199, 162, 84, 0.1);
}

.pn-filter-button {
    display: flex;
    align-items: flex-end;
}

/* ===== Buttons ===== */
.pn-button {
    display: inline-block;
    padding: 0.9rem 1.25rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--pn-radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.pn-button-primary {
    background: var(--pn-primary);
    color: var(--pn-white);
    box-shadow: var(--pn-shadow-md);
}

.pn-button-primary:hover {
    background: var(--pn-primary-hover);
    box-shadow: var(--pn-shadow-lg);
    transform: translateY(-2px);
}

/* ===== Partner-Grid ===== */
.pn-partner-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--pn-spacing-md);
}

@media (min-width: 768px) {
    .pn-partner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .pn-partner-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===== Partner-Card ===== */
.pn-partner-card {
    background: var(--pn-white);
    border: 1px solid var(--pn-border);
    border-radius: var(--pn-radius-sm);
    box-shadow: var(--pn-shadow-sm);
    padding: var(--pn-spacing-lg) var(--pn-spacing-md);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

/* ===== Partner-Logo ===== */
.pn-partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--pn-spacing-md);
    padding: var(--pn-spacing-sm);
    background: var(--pn-bg-light);
    border-radius: var(--pn-radius-sm);
    min-height: 120px;
}

.pn-partner-logo img {
    max-width: 100%;
    max-height: 120px;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}

.pn-partner-header {
    margin-bottom: var(--pn-spacing-md);
}

.pn-partner-name {
    font-size: clamp(1.25rem, 1rem + 0.5vw, 1.5rem);
    font-weight: 800;
    color: var(--pn-primary);
    margin: 0 0 0.5rem 0;
    line-height: 1.2;
}

.pn-partner-description {
    font-size: 1rem;
    color: var(--pn-text);
    margin: 0;
    line-height: 1.6;
}

.pn-partner-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--pn-spacing-sm);
}

.pn-partner-meta {
    margin-bottom: var(--pn-spacing-sm);
}

.pn-partner-meta strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--pn-primary);
    margin-bottom: 0.5rem;
}

/* ===== Tags ===== */
.pn-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.pn-tag {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--pn-radius-md);
    background: var(--pn-bg-light);
    color: var(--pn-primary);
    border: 1px solid rgba(31, 61, 44, 0.1);
}

.pn-tag-kategorie {
    background: linear-gradient(135deg, var(--pn-primary) 0%, var(--pn-accent) 100%);
    color: var(--pn-white);
    border: none;
}

.pn-tag-ort {
    background: var(--pn-bg-light);
    color: var(--pn-primary);
}

/* ===== Kontakt-Informationen ===== */
.pn-partner-contact {
    margin-top: auto;
    padding-top: var(--pn-spacing-md);
    border-top: 1px solid var(--pn-border);
}

.pn-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.pn-contact-item:last-child {
    margin-bottom: 0;
}

.pn-contact-item a {
    color: var(--pn-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.pn-contact-item a:hover {
    color: var(--pn-accent);
    text-decoration: underline;
}

/* ===== Icons (einfache Text-Symbole) ===== */
.pn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    font-size: 1rem;
    color: var(--pn-accent);
}

.pn-icon-location::before {
    content: "📍";
}

.pn-icon-phone::before {
    content: "📞";
}

.pn-icon-web::before {
    content: "🌐";
}

/* ===== Loading-Spinner ===== */
.pn-loading {
    text-align: center;
    padding: var(--pn-spacing-xl) var(--pn-spacing-sm);
}

.pn-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--pn-spacing-sm);
    border: 4px solid var(--pn-bg-light);
    border-top: 4px solid var(--pn-primary);
    border-radius: 50%;
    animation: pn-spin 1s linear infinite;
}

@keyframes pn-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.pn-loading p {
    color: var(--pn-text-light);
    font-size: 1rem;
}

/* ===== Keine Ergebnisse ===== */
.pn-no-results {
    text-align: center;
    padding: var(--pn-spacing-xl) var(--pn-spacing-sm);
    background: var(--pn-bg-light);
    border-radius: var(--pn-radius-sm);
}

.pn-no-results p {
    font-size: 1.125rem;
    color: var(--pn-text-light);
    margin: 0;
}

/* ===== Error ===== */
.pn-error {
    text-align: center;
    padding: var(--pn-spacing-lg);
    background: #fee;
    border: 1px solid #fcc;
    border-radius: var(--pn-radius-sm);
}

.pn-error p {
    color: #c33;
    margin: 0;
}

/* ===== Responsive Anpassungen ===== */
@media (max-width: 767px) {
    .partnernetzwerk-container {
        padding: var(--pn-spacing-lg) var(--pn-spacing-sm);
    }

    .pn-partner-card {
        padding: var(--pn-spacing-md) var(--pn-spacing-sm);
    }

    .pn-filter-section {
        padding: var(--pn-spacing-md) var(--pn-spacing-sm);
    }
}

/* ===== Print-Styles ===== */
@media print {
    .pn-filter-section {
        display: none;
    }

    .pn-partner-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}