/**
 * Petlton - トップページ専用CSS
 * 注: ボタン、カード等の共通スタイルは components/ に定義済み
 */

/* ===== ヒーローセクション ===== */
.hero {
    position: relative;
    height: 600px;
    background: var(--color-hero-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-hero-text);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('/assets/images/hero-bg.webp');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
    z-index: 1;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
    color: var(--color-hero-text);
}

.hero p {
    font-size: 1.5rem;
    margin: 0 0 2rem 0;
    color: var(--color-hero-text-secondary);
}

/* 検索ボックス */
.search-box {
    background: var(--color-bg-white);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-hover);
    max-width: 700px;
    margin: 0 auto;
}

.search-box h2 {
    color: var(--color-text-primary);
    font-size: 1.5rem;
    margin: 0 0 1.5rem 0;
    text-align: center;
}

.search-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group select {
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group select:focus {
    outline: none;
    border-color: var(--color-border-focus);
}

.search-button {
    grid-column: 1 / -1;
    background: var(--color-gradient);
    color: var(--color-bg-white);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.search-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-button);
}

/* セクション共通スタイル */
.section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
    color: var(--color-text-primary);
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ペット一覧セクション */
.pets-section {
    background: var(--color-bg-white);
    padding: 4rem 0;
}

/* ペットグリッド */
.pets-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

/* サイト説明 */
.about-section {
    background: var(--color-bg-light);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.about-card {
    background: var(--color-bg-white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    text-align: center;
    transition: transform 0.3s;
}

.about-card:hover {
    transform: translateY(-4px);
}

.about-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--color-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.about-card h3 {
    font-size: 1.3rem;
    margin: 0 0 1rem 0;
    color: var(--color-text-primary);
}

.about-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* 統計セクション */
.stats-section {
    background: var(--color-gradient);
    color: var(--color-bg-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-card {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* CTAセクション */
.cta-section {
    background: var(--color-bg-light);
    text-align: center;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 注: .btn-large, .btn-primary, .btn-outline は components/buttons.css に定義済み */

/* レスポンシブ */
@media (max-width: 768px) {
    .hero {
        height: auto;
        min-height: 500px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .search-form {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }

    .pets-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

/* タブレット対応 */
@media (min-width: 769px) and (max-width: 1024px) {
    .pets-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

/* ===== お知らせセクション ===== */
.notifications-section {
    background: var(--color-bg-light);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.section-link:hover {
    color: var(--color-secondary);
}

.notifications-list {
    display: grid;
    gap: 1rem;
}

.notification-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: 0 2px 8px var(--shadow-notification);
    transition: transform 0.2s, box-shadow 0.2s;
    border-left: 4px solid var(--color-primary);
}

.notification-card:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 12px var(--shadow-xs);
}

.notification-card.notif-urgent {
    border-left-color: var(--color-danger);
    background: #fff5f5;
}

.notification-card.notif-important {
    border-left-color: var(--color-warning);
    background: #fffbf0;
}

.notif-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.notif-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.notif-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-white);
}

.notif-urgent .notif-badge {
    background: var(--color-danger);
}

.notif-important .notif-badge {
    background: var(--color-warning);
    color: var(--color-gray-900);
}

.notif-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.notif-content {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.notif-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: color 0.2s;
}

.notif-link:hover {
    color: var(--color-secondary);
}

@media (max-width: 768px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}