posimai-tech-events/index.html

<!DOCTYPE html>
<html lang="ja">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover">
    <meta name="description" content="AIがノイズを削ぎ落とした街の体温 - 地域イベント情報">
    <title>Posimai Events</title>

    <!-- PWA -->
    <link rel="manifest" href="/manifest.json">
    <link rel="icon" type="image/png" href="/logo.png">
    <link rel="apple-touch-icon" href="/logo.png">
    <meta name="theme-color" content="#6EE7B7">
    <meta name="apple-mobile-web-app-capable" content="yes">
    <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
    <meta name="apple-mobile-web-app-title" content="Events">

    <script src="https://unpkg.com/lucide@latest/dist/umd/lucide.min.js"></script>

    <style>
        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

        :root {
            --bg: #0a0a0a;
            --surface: #111111;
            --surface2: #1a1a1a;
            --border: #252525;
            --text: #e2e2e2;
            --text2: #888;
            --text3: #555;
            --accent: #6EE7B7;
            --accent-dim: rgba(110, 231, 183, 0.10);
            --status-active: #6EE7B7;
            --status-upcoming: #6EE7B7;
            --status-ended: #4B5563;
            --rose: #F87171;
            --radius: 8px;
            font-family: 'Inter', system-ui, sans-serif;
            font-size: 14px;
            line-height: 1.5;
            color-scheme: dark;
        }

        [data-theme="light"] {
            --bg: #f7f8fa;
            --surface: #ffffff;
            --surface2: #f0f1f3;
            --border: #e4e5e7;
            --text: #1a1a1a;
            --text2: #6b6b6b;
            --text3: #a8a8a8;
            --accent: #059669;
            --accent-dim: rgba(5, 150, 105, 0.08);
            --status-active: #059669;
            --status-upcoming: #059669;
            --status-ended: #9CA3AF;
            color-scheme: light;
        }

        html, body { height: 100dvh; background: var(--bg); color: var(--text); }
        body { display: flex; flex-direction: column; overflow: hidden; }

        /* Header */
        .header {
            height: 52px; min-height: 52px;
            display: flex; align-items: center; justify-content: space-between;
            padding: 0 16px;
            border-bottom: 1px solid var(--border);
            background: var(--surface);
            flex-shrink: 0;
        }

        .logo {
            display: flex; align-items: center; gap: 8px;
            font-size: 14px; font-weight: 600; color: var(--accent);
        }
        .logo i { width: 18px; height: 18px; }
        .header-meta { font-size: 12px; color: var(--text3); font-weight: 400; margin-left: 4px; }
        .header-actions { display: flex; gap: 4px; }

        .icon-btn {
            width: 32px; height: 32px;
            display: flex; align-items: center; justify-content: center;
            background: none; border: none; border-radius: var(--radius);
            color: var(--text2); cursor: pointer;
            transition: color 0.15s, background 0.15s;
        }
        .icon-btn:hover { color: var(--text); background: var(--surface2); }
        .icon-btn i { width: 16px; height: 16px; }
        .icon-btn.has-filter { color: var(--accent); }

        /* Filter Tabs */
        .filter-bar {
            padding: 0 16px;
            border-bottom: 1px solid var(--border);
            background: var(--surface);
            display: flex; align-items: center;
            flex-shrink: 0;
        }
        .filter-tab {
            height: 40px; padding: 0 14px;
            background: none; border: none; border-bottom: 2px solid transparent;
            color: var(--text2); font-size: 13px; font-family: inherit; font-weight: 500;
            cursor: pointer; transition: color 0.15s, border-color 0.15s; white-space: nowrap;
        }
        .filter-tab:hover { color: var(--text); }
        .filter-tab.active { color: var(--accent); border-bottom-color: var(--accent); }
        .filter-count {
            display: inline-flex; align-items: center; justify-content: center;
            min-width: 18px; height: 16px; padding: 0 4px; margin-left: 5px;
            background: var(--accent-dim); color: var(--accent);
            border-radius: 8px; font-size: 10px; font-weight: 600;
        }

        /* Active Filter Chips */
        .active-filters {
            display: flex; gap: 6px; align-items: center;
            padding: 8px 16px;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            overflow-x: auto; -webkit-overflow-scrolling: touch;
            scrollbar-width: none; flex-shrink: 0;
        }
        .active-filters::-webkit-scrollbar { display: none; }
        .active-filters:empty { display: none; }
        .active-filters.hidden { display: none; }

        .chip {
            display: inline-flex; align-items: center; gap: 4px;
            padding: 3px 10px; border-radius: 20px;
            background: var(--accent-dim); border: 1px solid var(--accent);
            color: var(--accent); font-size: 11px; font-weight: 500;
            white-space: nowrap; cursor: pointer; flex-shrink: 0;
            transition: background 0.15s;
        }
        .chip:hover { background: rgba(110,231,183,0.2); }
        .chip i { width: 10px; height: 10px; }

        /* Content */
        .content { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; }
        .content-inner { max-width: 720px; margin: 0 auto; padding: 16px 16px 80px; }

        /* Section Divider */
        .section-label {
            display: flex; align-items: center; gap: 8px;
            margin: 20px 0 10px;
            font-size: 11px; font-weight: 600; color: var(--text3);
            letter-spacing: 0.08em; text-transform: uppercase;
        }
        .section-label:first-child { margin-top: 4px; }
        .section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

        /* Event Card */
        .event-card {
            display: flex; align-items: flex-start; gap: 12px;
            padding: 14px 0; border-bottom: 1px solid var(--border);
            cursor: pointer; transition: background 0.1s;
        }
        .event-card:last-child { border-bottom: none; }
        .event-card:hover {
            background: var(--accent-dim); margin: 0 -12px; padding: 14px 12px;
            border-radius: var(--radius); border-bottom-color: transparent;
        }

        /* Date Badge */
        .date-badge { flex-shrink: 0; width: 40px; text-align: center; padding-top: 2px; }
        .date-badge-day { display: block; font-size: 20px; font-weight: 600; line-height: 1; color: var(--text); }
        .date-badge-sub { display: block; font-size: 10px; color: var(--text3); margin-top: 2px; letter-spacing: 0.03em; }

        /* Event Body */
        .event-body { flex: 1; min-width: 0; }
        .event-tags { display: flex; align-items: center; gap: 6px; margin-bottom: 4px; flex-wrap: wrap; }

        .tag {
            display: inline-flex; align-items: center; padding: 1px 7px;
            border-radius: 4px; font-size: 10px; font-weight: 600; letter-spacing: 0.03em;
        }
        .tag-active   { background: var(--accent-dim); color: var(--status-active); }
        .tag-upcoming { background: var(--accent-dim); color: var(--status-upcoming); opacity: 0.8; }
        .tag-ended    { background: rgba(75,85,99,0.15); color: var(--status-ended); }
        .tag-category { background: var(--surface2); color: var(--text3); }
        .tag-interest { background: rgba(129,140,248,0.12); color: #818CF8; }
        .tag-audience { background: rgba(251,191,36,0.12); color: #D97706; }

        .event-title { font-size: 14px; font-weight: 500; color: var(--text); line-height: 1.4; margin-bottom: 5px; }
        .event-card[data-status="ended"] .event-title { color: var(--text3); }

        .event-location {
            display: flex; align-items: center; gap: 4px;
            font-size: 12px; color: var(--text2); margin-bottom: 4px;
        }
        .event-location i { width: 12px; height: 12px; flex-shrink: 0; }

        .event-time { display: flex; align-items: center; gap: 4px; font-size: 11px; color: var(--text3); }
        .event-time i { width: 11px; height: 11px; flex-shrink: 0; }

        /* Card Actions */
        .event-actions { flex-shrink: 0; display: flex; flex-direction: column; gap: 4px; padding-top: 2px; }
        .action-btn {
            width: 28px; height: 28px;
            display: flex; align-items: center; justify-content: center;
            background: none; border: none; border-radius: 6px;
            color: var(--text3); cursor: pointer;
            transition: color 0.2s, background 0.15s; text-decoration: none;
        }
        .action-btn:hover { color: var(--text2); background: var(--surface2); }
        .action-btn i { width: 14px; height: 14px; }
        .action-btn.saved { color: var(--accent); }

        /* Empty State */
        .empty-state {
            display: flex; flex-direction: column; align-items: center; justify-content: center;
            padding: 64px 24px; text-align: center; gap: 12px; color: var(--text3);
        }
        .empty-state i { width: 32px; height: 32px; opacity: 0.4; }
        .empty-state p { font-size: 13px; line-height: 1.6; }

        /* Bottom Sheet (shared) */
        .sheet-backdrop {
            display: none; position: fixed; inset: 0;
            background: rgba(0,0,0,0.5); z-index: 100;
            opacity: 0; transition: opacity 0.25s;
        }
        .sheet-backdrop.open { display: block; opacity: 1; }

        .bottom-sheet {
            position: fixed; bottom: 0; left: 0; right: 0;
            background: var(--surface);
            border-radius: 16px 16px 0 0; border-top: 1px solid var(--border);
            z-index: 101;
            transform: translateY(100%);
            transition: transform 0.3s cubic-bezier(0.34, 1.1, 0.64, 1);
            max-height: 85dvh; display: flex; flex-direction: column;
        }
        .bottom-sheet.open { transform: translateY(0); }

        @media (min-width: 600px) {
            .bottom-sheet {
                left: auto; right: 16px; bottom: 16px;
                width: 420px; max-height: 75dvh;
                border-radius: 12px; border: 1px solid var(--border);
                box-shadow: 0 16px 48px rgba(0,0,0,0.4);
            }
        }

        .sheet-handle {
            width: 36px; height: 4px; background: var(--border);
            border-radius: 2px; margin: 10px auto 0; flex-shrink: 0;
        }
        @media (min-width: 600px) { .sheet-handle { display: none; } }

        .sheet-header {
            display: flex; align-items: center; justify-content: space-between;
            padding: 14px 16px 10px; flex-shrink: 0;
        }
        .sheet-title-text { font-size: 14px; font-weight: 600; color: var(--text); }
        .sheet-body { flex: 1; overflow-y: auto; padding: 0 16px 24px; }

        /* Preference Sheet specific */
        .pref-section { margin-bottom: 20px; }
        .pref-section-title {
            font-size: 11px; font-weight: 600; color: var(--text3);
            letter-spacing: 0.08em; text-transform: uppercase;
            margin-bottom: 10px; display: flex; align-items: center; gap: 6px;
        }
        .pref-section-title i { width: 12px; height: 12px; }
        .pref-tags { display: flex; flex-wrap: wrap; gap: 8px; }
        .pref-tag {
            display: inline-flex; align-items: center; gap: 5px;
            padding: 5px 12px; border-radius: 20px;
            background: var(--surface2); border: 1px solid var(--border);
            color: var(--text2); font-size: 12px; font-weight: 500;
            cursor: pointer; transition: all 0.15s; user-select: none;
        }
        .pref-tag.selected {
            background: var(--accent-dim); border-color: var(--accent); color: var(--accent);
        }
        .pref-tag i { width: 12px; height: 12px; }

        .pref-footer {
            display: flex; gap: 8px; padding: 12px 16px;
            border-top: 1px solid var(--border); flex-shrink: 0;
        }

        /* Detail Sheet specific */
        .sheet-status-row { display: flex; align-items: center; gap: 6px; }
        .sheet-title-h2 {
            font-size: 17px; font-weight: 600; color: var(--text);
            line-height: 1.4; margin-bottom: 14px;
        }
        .sheet-meta-row {
            display: flex; align-items: flex-start; gap: 6px;
            font-size: 13px; color: var(--text2); margin-bottom: 8px;
        }
        .sheet-meta-row i { width: 14px; height: 14px; flex-shrink: 0; margin-top: 1px; }
        .sheet-interest-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 4px; }
        .sheet-desc {
            font-size: 13px; color: var(--text2); line-height: 1.7;
            margin: 14px 0; padding-top: 14px; border-top: 1px solid var(--border);
        }

        /* Buttons */
        .btn-primary {
            flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
            height: 38px; background: var(--accent); color: #0a0a0a;
            font-weight: 600; font-size: 13px; font-family: inherit;
            border: none; border-radius: var(--radius); cursor: pointer;
            text-decoration: none; transition: opacity 0.15s;
        }
        .btn-primary:hover { opacity: 0.85; }
        .btn-primary i { width: 14px; height: 14px; }

        .btn-secondary {
            flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
            height: 38px; background: var(--surface2); color: var(--text);
            font-weight: 500; font-size: 13px; font-family: inherit;
            border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer;
            text-decoration: none; transition: background 0.15s;
        }
        .btn-secondary:hover { background: var(--border); }
        .btn-secondary i { width: 14px; height: 14px; }

        /* Toast */
        .toast {
            position: fixed; bottom: 24px; left: 50%;
            transform: translateX(-50%) translateY(16px);
            background: var(--surface2); border: 1px solid var(--border);
            border-radius: var(--radius); padding: 10px 16px;
            font-size: 13px; color: var(--text);
            display: flex; align-items: center; gap: 8px;
            opacity: 0; transition: opacity 0.2s, transform 0.2s;
            z-index: 200; pointer-events: none; white-space: nowrap;
        }
        .toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
        .toast i { width: 14px; height: 14px; color: var(--accent); }

        /* Loading */
        .loading-state { display: flex; align-items: center; justify-content: center; padding: 48px 0; }
        .spinner {
            width: 20px; height: 20px;
            border: 2px solid var(--border); border-top-color: var(--accent);
            border-radius: 50%; animation: spin 0.8s linear infinite;
        }
        @keyframes spin { to { transform: rotate(360deg); } }

        ::-webkit-scrollbar { width: 4px; }
        ::-webkit-scrollbar-track { background: transparent; }
        ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
        .content { padding-bottom: env(safe-area-inset-bottom); }
    </style>
</head>
<body>

    <!-- Header -->
    <header class="header">
        <div class="logo">
            <i data-lucide="map-pin"></i>
            <span>Posimai Events</span>
            <span class="header-meta" id="headerDate"></span>
        </div>
        <div class="header-actions">
            <button class="icon-btn" id="filterBtn" title="絞り込み">
                <i data-lucide="sliders-horizontal"></i>
            </button>
            <button class="icon-btn" id="refreshBtn" title="更新">
                <i data-lucide="refresh-cw"></i>
            </button>
            <button class="icon-btn" id="themeBtn" title="テーマ切替">
                <i data-lucide="sun"></i>
            </button>
        </div>
    </header>

    <!-- Filter Tabs -->
    <nav class="filter-bar">
        <button class="filter-tab active" data-filter="today">
            今日 <span class="filter-count" id="count-today">0</span>
        </button>
        <button class="filter-tab" data-filter="week">
            今週 <span class="filter-count" id="count-week">0</span>
        </button>
        <button class="filter-tab" data-filter="all">
            すべて <span class="filter-count" id="count-all">0</span>
        </button>
    </nav>

    <!-- Active Filter Chips -->
    <div class="active-filters hidden" id="activeFilters"></div>

    <!-- Content -->
    <main class="content">
        <div class="content-inner" id="eventList">
            <div class="loading-state"><div class="spinner"></div></div>
        </div>
    </main>

    <!-- Shared Backdrop -->
    <div class="sheet-backdrop" id="backdrop"></div>

    <!-- Preference / Filter Sheet -->
    <div class="bottom-sheet" id="prefSheet">
        <div class="sheet-handle"></div>
        <div class="sheet-header">
            <span class="sheet-title-text">絞り込み・マイ設定</span>
            <button class="icon-btn" id="closePref"><i data-lucide="x"></i></button>
        </div>
        <div class="sheet-body">
            <!-- Interest Tags -->
            <div class="pref-section">
                <div class="pref-section-title">
                    <i data-lucide="heart"></i> 興味・ジャンル
                </div>
                <div class="pref-tags" id="interestTagsList"></div>
            </div>
            <!-- Audience Tags -->
            <div class="pref-section">
                <div class="pref-section-title">
                    <i data-lucide="users"></i> 対象者・シーン
                </div>
                <div class="pref-tags" id="audienceTagsList"></div>
            </div>
            <!-- Options -->
            <div class="pref-section">
                <div class="pref-section-title">
                    <i data-lucide="settings-2"></i> オプション
                </div>
                <div class="pref-tags" id="optionTagsList"></div>
            </div>
        </div>
        <div class="pref-footer">
            <button class="btn-secondary" id="clearPref">クリア</button>
            <button class="btn-primary" id="applyPref">この条件で絞り込む</button>
        </div>
    </div>

    <!-- Detail Sheet -->
    <div class="bottom-sheet" id="detailSheet">
        <div class="sheet-handle"></div>
        <div class="sheet-header">
            <div class="sheet-status-row" id="sheetStatusRow"></div>
            <button class="icon-btn" id="closeDetail"><i data-lucide="x"></i></button>
        </div>
        <div class="sheet-body">
            <h2 class="sheet-title-h2" id="sheetTitle"></h2>
            <div id="sheetMeta"></div>
            <div class="sheet-interest-tags" id="sheetTags"></div>
            <p class="sheet-desc" id="sheetDesc"></p>
        </div>
        <div class="pref-footer">
            <button class="btn-secondary" id="sheetBrainBtn">
                <i data-lucide="bookmark"></i> Brainに保存
            </button>
            <a class="btn-primary" id="sheetLinkBtn" href="#" target="_blank" rel="noopener">
                <i data-lucide="external-link"></i> 詳細を見る
            </a>
        </div>
    </div>

    <!-- Toast -->
    <div class="toast" id="toast">
        <i data-lucide="check"></i>
        <span id="toastMsg">Brainに保存しました</span>
    </div>

<script>
// ---- 定数 ----
const INTEREST_TAGS = [
    { id: 'sake',      label: '日本酒', icon: 'wine' },
    { id: 'beer',      label: 'クラフトビール', icon: 'beer' },
    { id: 'wine',      label: 'ワイン・お酒', icon: 'glass-water' },
    { id: 'food',      label: 'グルメ・食', icon: 'utensils' },
    { id: 'market',    label: 'マルシェ・市', icon: 'shopping-bag' },
    { id: 'music',     label: '音楽・ライブ', icon: 'music' },
    { id: 'art',       label: 'アート・展示', icon: 'palette' },
    { id: 'craft',     label: 'クラフト・手工芸', icon: 'scissors' },
    { id: 'outdoor',   label: 'アウトドア・自然', icon: 'trees' },
    { id: 'sports',    label: 'スポーツ・体験', icon: 'dumbbell' },
    { id: 'culture',   label: '伝統・文化', icon: 'landmark' },
    { id: 'film',      label: '映画・演劇', icon: 'film' },
    { id: 'learn',     label: '学び・セミナー', icon: 'book-open' },
    { id: 'volunteer', label: 'ボランティア', icon: 'hand-heart' },
    { id: 'kids',      label: '子ども向け', icon: 'baby' },
];

const AUDIENCE_TAGS = [
    { id: 'couple',  label: 'カップル向け', icon: 'heart' },
    { id: 'family',  label: 'ファミリー歓迎', icon: 'users' },
    { id: 'solo',    label: 'ソロ歓迎', icon: 'user' },
    { id: 'senior',  label: 'シニア向け', icon: 'accessibility' },
    { id: 'pet',     label: 'ペット同伴OK', icon: 'paw-print' },
    { id: 'foreign', label: '英語対応あり', icon: 'globe' },
];

const OPTION_TAGS = [
    { id: 'free',     label: '無料', icon: 'circle-dollar-sign' },
    { id: 'no-rsvp',  label: '申込不要', icon: 'door-open' },
    { id: 'outdoor',  label: '屋外', icon: 'sun' },
    { id: 'indoor',   label: '屋内', icon: 'home' },
];

// ---- モックイベントデータ（interestTags / audienceTags 付き）----
const MOCK_EVENTS = [
    {
        id: '1',
        title: '春の産直マルシェ',
        startDate: '2026-03-03', startTime: '09:00',
        endDate:   '2026-03-05', endTime:   '16:00',
        location: '市民広場 イベントスペース',
        address: '○○市中央1-1',
        description: '地元農家が丹精込めて育てた旬の野菜・果物が並ぶ春の産直市。パン工房や手作りスイーツのブースも出店。家族でゆっくり楽しめます。',
        category: 'マルシェ',
        url: 'https://example.com/marche',
        source: '市役所公式サイト',
        interestTags: ['market', 'food'],
        audienceTags: ['family', 'solo'],
        isFree: true, noRsvp: true, isOutdoor: false
    },
    {
        id: '2',
        title: '日本酒蔵元開放デー ～春の一杯～',
        startDate: '2026-03-03', startTime: '11:00',
        endDate:   '2026-03-03', endTime:   '16:00',
        location: '○○酒造 蔵内特設会場',
        address: '○○市蔵町1-5',
        description: '年に一度の蔵元開放。仕込み中の新酒の試飲と蔵見学が楽しめます。限定ラベルのお持ち帰り販売もあり。入場無料・試飲は有料（500円〜）。',
        category: '日本酒',
        url: 'https://example.com/sake',
        source: '蔵元公式HP',
        interestTags: ['sake', 'food', 'culture'],
        audienceTags: ['couple', 'solo'],
        isFree: false, noRsvp: true, isOutdoor: false
    },
    {
        id: '3',
        title: 'クラフトビール祭り in ○○公園',
        startDate: '2026-03-07', startTime: '12:00',
        endDate:   '2026-03-08', endTime:   '19:00',
        location: '○○公園 野外広場',
        address: '○○市北公園',
        description: '国内外のブルワリーが20社集結。樽生の飲み比べや、フードトラック10台が出店。ライブパフォーマンスも開催予定。',
        category: 'フェスティバル',
        url: 'https://example.com/beer',
        source: '実行委員会HP',
        interestTags: ['beer', 'food', 'music'],
        audienceTags: ['couple', 'solo'],
        isFree: false, noRsvp: false, isOutdoor: true
    },
    {
        id: '4',
        title: '日本酒ペアリングディナー（予約制）',
        startDate: '2026-03-06', startTime: '18:30',
        endDate:   '2026-03-06', endTime:   '21:00',
        location: '○○レストラン プライベートルーム',
        address: '○○市中央2-8',
        description: '地酒専門店と料理人が組む全6品のコースディナー。季節の食材と日本酒のペアリングを楽しめます。定員10名。要予約・8,000円/人。',
        category: '日本酒',
        url: 'https://example.com/sake-dinner',
        source: '地酒専門店ニュースレター',
        interestTags: ['sake', 'food', 'learn'],
        audienceTags: ['couple', 'solo'],
        isFree: false, noRsvp: false, isOutdoor: false
    },
    {
        id: '5',
        title: '春のクラフトフェア 2026',
        startDate: '2026-03-07', startTime: '10:00',
        endDate:   '2026-03-08', endTime:   '17:00',
        location: '○○公園 野外広場',
        address: '○○市北公園',
        description: '全国から集まるクラフト作家80組が出展。アクセサリー、革工芸、テキスタイル、木工など多彩なジャンル。入場無料。',
        category: 'クラフト',
        url: 'https://example.com/craft',
        source: '実行委員会HP',
        interestTags: ['craft', 'art', 'market'],
        audienceTags: ['couple', 'family', 'solo'],
        isFree: true, noRsvp: true, isOutdoor: true
    },
    {
        id: '6',
        title: '防災訓練・地域説明会',
        startDate: '2026-03-05', startTime: '10:00',
        endDate:   '2026-03-05', endTime:   '12:00',
        location: '○○公民館 大ホール',
        address: '○○市西町2-5',
        description: '年1回の地区防災訓練と、今年度の避難計画変更に関する説明会を同日開催。参加無料。',
        category: '地域・行政',
        url: 'https://example.com/bousai',
        source: '町内会回覧板',
        interestTags: ['learn', 'volunteer'],
        audienceTags: ['family', 'senior', 'solo'],
        isFree: true, noRsvp: true, isOutdoor: false
    },
    {
        id: '7',
        title: '伝統工芸・陶芸ワークショップ',
        startDate: '2026-03-06', startTime: '13:00',
        endDate:   '2026-03-06', endTime:   '17:00',
        location: '○○文化センター 工芸室',
        address: '○○市文化通り3-8',
        description: '地元陶芸家による手びねり体験。土から形を作り、釉薬を選んで焼き上げ（後日お渡し）。定員12名・要事前申込。参加費 2,500円。',
        category: 'ワークショップ',
        url: 'https://example.com/ceramics',
        source: '文化センターHP',
        interestTags: ['craft', 'culture', 'learn'],
        audienceTags: ['couple', 'family', 'solo', 'senior'],
        isFree: false, noRsvp: false, isOutdoor: false
    },
    {
        id: '8',
        title: '春のクラシックコンサート',
        startDate: '2026-03-14', startTime: '15:00',
        endDate:   '2026-03-14', endTime:   '17:30',
        location: '○○市民ホール 小ホール',
        address: '○○市文化町1-1',
        description: '地元弦楽四重奏団によるコンサート。ハイドン・シューベルト中心。全席自由・1,000円（高校生以下無料）。',
        category: '音楽',
        url: 'https://example.com/concert',
        source: '市民ホールHP',
        interestTags: ['music', 'art'],
        audienceTags: ['couple', 'family', 'solo', 'senior'],
        isFree: false, noRsvp: false, isOutdoor: false
    },
    {
        id: '9',
        title: '地域清掃ボランティア',
        startDate: '2026-03-08', startTime: '09:00',
        endDate:   '2026-03-08', endTime:   '11:00',
        location: '○○川 河川敷',
        address: '○○市河川敷公園',
        description: '春の清掃活動。参加自由・事前申込不要。軍手・ゴミ袋は主催者が用意。終了後、軽食の提供あり。',
        category: 'ボランティア',
        url: 'https://example.com/cleanup',
        source: '市環境課HP',
        interestTags: ['volunteer', 'outdoor'],
        audienceTags: ['family', 'solo', 'senior'],
        isFree: true, noRsvp: true, isOutdoor: true
    },
    {
        id: '10',
        title: '早春の野鳥観察会',
        startDate: '2026-03-01', startTime: '07:00',
        endDate:   '2026-03-01', endTime:   '09:30',
        location: '○○自然公園 入口',
        address: '○○市郊外 自然公園',
        description: '自然観察指導員が案内するバードウォッチング入門ツアー。双眼鏡の貸し出しあり。申込不要。',
        category: '自然・体験',
        url: 'https://example.com/birds',
        source: '環境教育センターHP',
        interestTags: ['outdoor', 'learn'],
        audienceTags: ['family', 'solo', 'senior'],
        isFree: true, noRsvp: true, isOutdoor: true
    },
    {
        id: '11',
        title: '子ども映画祭（無料上映）',
        startDate: '2026-02-28', startTime: '10:00',
        endDate:   '2026-03-02', endTime:   '17:00',
        location: '中央図書館 多目的ホール',
        address: '○○市図書館通り',
        description: '国内外の子ども向けアニメ・映画の無料上映会。3日間で10作品上映。入場無料・予約不要。',
        category: '映画・文化',
        url: 'https://example.com/film',
        source: '図書館HP',
        interestTags: ['film', 'kids'],
        audienceTags: ['family'],
        isFree: true, noRsvp: true, isOutdoor: false
    },
    {
        id: '12',
        title: 'まちなかマルシェ（4月）',
        startDate: '2026-04-04', startTime: '10:00',
        endDate:   '2026-04-05', endTime:   '16:00',
        location: '商店街アーケード',
        address: '○○市本町通り',
        description: '毎月第1土日開催の定期マルシェ。4月は春のテーマ。',
        category: 'マルシェ',
        url: 'https://example.com/monthly',
        source: '商店街組合HP',
        interestTags: ['market', 'food'],
        audienceTags: ['family', 'couple', 'solo'],
        isFree: true, noRsvp: true, isOutdoor: false
    }
];

// ---- ユーティリティ ----
function today() {
    const d = new Date();
    return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')}`;
}

function getStatus(ev) {
    const t = today();
    if (ev.endDate < t) return 'ended';
    if (ev.startDate <= t && ev.endDate >= t) return 'active';
    const next7 = new Date(); next7.setDate(next7.getDate() + 7);
    if (ev.startDate <= next7.toISOString().slice(0,10)) return 'upcoming';
    return 'future';
}

function statusLabel(s)    { return { active:'開催中', upcoming:'近日開催', future:'予定', ended:'終了' }[s]; }
function statusTagClass(s) { return { active:'tag-active', upcoming:'tag-upcoming', future:'tag-category', ended:'tag-ended' }[s]; }

function formatDateBadge(dateStr) {
    const d = new Date(dateStr + 'T00:00:00');
    const days = ['日','月','火','水','木','金','土'];
    return { day: d.getDate(), sub: `${d.getMonth()+1}/${d.getDate()} ${days[d.getDay()]}` };
}

function formatDateRange(ev) {
    return ev.startDate === ev.endDate
        ? `${ev.startDate.replace(/-/g,'/')}  ${ev.startTime} - ${ev.endTime}`
        : `${ev.startDate.replace(/-/g,'/')} ${ev.startTime} 〜 ${ev.endDate.replace(/-/g,'/')} ${ev.endTime}`;
}

function escapeHTML(s) {
    return (s||'').replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;');
}

// ---- 設定 ----
let prefs = JSON.parse(localStorage.getItem('events-prefs') || '{"interests":[],"audience":[],"options":[]}');
let pendingPrefs = null;

function matchesPrefs(ev, p) {
    if (!p) return true;
    const hasInterest = p.interests.length === 0 || p.interests.some(id => (ev.interestTags||[]).includes(id));
    const hasAudience = p.audience.length === 0 || p.audience.some(id => (ev.audienceTags||[]).includes(id));
    let hasOption = true;
    if (p.options.includes('free')    && !ev.isFree)    hasOption = false;
    if (p.options.includes('no-rsvp') && !ev.noRsvp)   hasOption = false;
    if (p.options.includes('outdoor') && !ev.isOutdoor) hasOption = false;
    if (p.options.includes('indoor')  &&  ev.isOutdoor) hasOption = false;
    return hasInterest && hasAudience && hasOption;
}

function hasActiveFilters(p) {
    return p.interests.length > 0 || p.audience.length > 0 || p.options.length > 0;
}

// ---- State ----
let currentFilter = 'today';
let allEvents = [];
let savedIds = new Set(JSON.parse(localStorage.getItem('events-saved') || '[]'));

// ---- Filter / Group ----
function filterByDate(events, filter) {
    const t = today();
    const d = new Date(); d.setDate(d.getDate() - d.getDay()); // 週日曜
    const e = new Date(d); e.setDate(d.getDate() + 6); // 週土曜
    const ws = d.toISOString().slice(0,10);
    const we = e.toISOString().slice(0,10);
    if (filter === 'today') return events.filter(ev => ev.startDate <= t && ev.endDate >= t);
    if (filter === 'week')  return events.filter(ev => ev.startDate <= we && ev.endDate >= ws);
    return events;
}

function groupEvents(events) {
    const g = { active:{label:'開催中',events:[]}, upcoming:{label:'今週・近日',events:[]},
                future:{label:'来月以降',events:[]}, ended:{label:'終了',events:[]} };
    for (const ev of events) g[getStatus(ev)].events.push(ev);
    for (const s of Object.values(g)) s.events.sort((a,b)=>(a.startDate+a.startTime).localeCompare(b.startDate+b.startTime));
    return g;
}

// ---- Render ----
function renderInterestChips(ev) {
    const tags = [...(ev.interestTags||[]), ...(ev.audienceTags||[])].slice(0,2);
    if (!tags.length) return '';
    const iDef = INTEREST_TAGS.concat(AUDIENCE_TAGS);
    return tags.map(id => {
        const def = iDef.find(x=>x.id===id);
        return def ? `<span class="tag tag-interest">${escapeHTML(def.label)}</span>` : '';
    }).join('');
}

function renderCard(ev) {
    const status = getStatus(ev);
    const badge = formatDateBadge(ev.startDate);
    const saved = savedIds.has(ev.id);
    return `
        <div class="event-card" data-status="${status}" data-id="${ev.id}" onclick="openDetail('${ev.id}')">
            <div class="date-badge">
                <span class="date-badge-day">${badge.day}</span>
                <span class="date-badge-sub">${badge.sub}</span>
            </div>
            <div class="event-body">
                <div class="event-tags">
                    <span class="tag ${statusTagClass(status)}">${statusLabel(status)}</span>
                    <span class="tag tag-category">${escapeHTML(ev.category)}</span>
                    ${renderInterestChips(ev)}
                </div>
                <div class="event-title">${escapeHTML(ev.title)}</div>
                <div class="event-location">
                    <i data-lucide="map-pin"></i><span>${escapeHTML(ev.location)}</span>
                </div>
                <div class="event-time">
                    <i data-lucide="clock"></i><span>${formatDateRange(ev)}</span>
                </div>
            </div>
            <div class="event-actions" onclick="event.stopPropagation()">
                <button class="action-btn ${saved?'saved':''}" title="Brainに保存" onclick="saveToBrain('${ev.id}',event)">
                    <i data-lucide="${saved?'bookmark-check':'bookmark'}"></i>
                </button>
                <a class="action-btn" href="${escapeHTML(ev.url)}" target="_blank" rel="noopener" title="詳細を見る">
                    <i data-lucide="external-link"></i>
                </a>
            </div>
        </div>`;
}

function renderTimeline() {
    const dateFiltered = filterByDate(allEvents, currentFilter);
    const filtered = dateFiltered.filter(ev => matchesPrefs(ev, prefs));
    const list = document.getElementById('eventList');

    // カウント (プレフィルタ前の数)
    document.getElementById('count-today').textContent = filterByDate(allEvents,'today').filter(ev=>matchesPrefs(ev,prefs)).length;
    document.getElementById('count-week').textContent  = filterByDate(allEvents,'week').filter(ev=>matchesPrefs(ev,prefs)).length;
    document.getElementById('count-all').textContent   = allEvents.filter(ev=>matchesPrefs(ev,prefs)).length;

    // アクティブフィルターチップ
    renderActiveChips();

    if (filtered.length === 0) {
        list.innerHTML = `<div class="empty-state">
            <i data-lucide="calendar-x"></i>
            <p>この条件のイベントは見つかりません。<br>絞り込みを変更してみてください。</p>
        </div>`;
        lucide.createIcons(); return;
    }

    if (currentFilter === 'all') {
        const groups = groupEvents(filtered);
        let html = '';
        for (const key of ['active','upcoming','future','ended']) {
            const g = groups[key];
            if (!g.events.length) continue;
            html += `<div class="section-label">${g.label}</div>`;
            html += g.events.map(renderCard).join('');
        }
        list.innerHTML = html;
    } else {
        list.innerHTML = [...filtered]
            .sort((a,b)=>(a.startDate+a.startTime).localeCompare(b.startDate+b.startTime))
            .map(renderCard).join('');
    }
    lucide.createIcons();
}

function renderActiveChips() {
    const container = document.getElementById('activeFilters');
    const btn = document.getElementById('filterBtn');
    if (!hasActiveFilters(prefs)) {
        container.classList.add('hidden');
        btn.classList.remove('has-filter');
        return;
    }
    container.classList.remove('hidden');
    btn.classList.add('has-filter');
    const allDefs = INTEREST_TAGS.concat(AUDIENCE_TAGS).concat(OPTION_TAGS);
    const allSelected = [...prefs.interests, ...prefs.audience, ...prefs.options];
    container.innerHTML = allSelected.map(id => {
        const def = allDefs.find(x=>x.id===id);
        return def ? `<span class="chip" onclick="removeFilter('${id}')">
            ${escapeHTML(def.label)}<i data-lucide="x"></i></span>` : '';
    }).join('');
    lucide.createIcons();
}

window.removeFilter = function(id) {
    prefs.interests = prefs.interests.filter(x=>x!==id);
    prefs.audience  = prefs.audience.filter(x=>x!==id);
    prefs.options   = prefs.options.filter(x=>x!==id);
    localStorage.setItem('events-prefs', JSON.stringify(prefs));
    renderTimeline();
};

// ---- データ読み込み ----
async function loadEvents() {
    document.getElementById('eventList').innerHTML =
        '<div class="loading-state"><div class="spinner"></div></div>';
    try {
        // Synology API が設定されていればそちらを優先、なければ Vercel serverless を使用
        const API_URL = localStorage.getItem('events-api-url')
            || 'https://posimai-lab.tail72e846.ts.net/events/api/events';
        const res = await fetch(API_URL);
        if (!res.ok) throw new Error('API error');
        const data = await res.json();
        allEvents = data.events || [];
        localStorage.setItem('events-cache', JSON.stringify(allEvents));
    } catch {
        const cached = localStorage.getItem('events-cache');
        allEvents = cached ? JSON.parse(cached) : MOCK_EVENTS;
    }
    renderTimeline();
}

// ---- Brain 保存 ----
function saveToBrain(id, e) {
    e.stopPropagation();
    const ev = allEvents.find(x=>x.id===id);
    if (!ev) return;
    savedIds.add(id);
    localStorage.setItem('events-saved', JSON.stringify([...savedIds]));
    window.open(`https://posimai-brain.vercel.app/?url=${encodeURIComponent(ev.url)}&title=${encodeURIComponent(ev.title)}`, '_blank');
    showToast('Brainに保存しました');
    renderTimeline();
}

// ---- Detail Sheet ----
window.openDetail = function(id) {
    const ev = allEvents.find(x=>x.id===id);
    if (!ev) return;
    const status = getStatus(ev);
    const saved = savedIds.has(id);
    const allDefs = INTEREST_TAGS.concat(AUDIENCE_TAGS);

    document.getElementById('sheetStatusRow').innerHTML =
        `<span class="tag ${statusTagClass(status)}">${statusLabel(status)}</span>
         <span class="tag tag-category">${escapeHTML(ev.category)}</span>`;
    document.getElementById('sheetTitle').textContent = ev.title;
    document.getElementById('sheetMeta').innerHTML = `
        <div class="sheet-meta-row"><i data-lucide="calendar"></i><span>${formatDateRange(ev)}</span></div>
        <div class="sheet-meta-row"><i data-lucide="map-pin"></i>
            <span><a href="https://www.google.com/maps/search/?api=1&query=${encodeURIComponent(ev.location+' '+ev.address)}"
               target="_blank" rel="noopener" style="color:var(--accent);text-decoration:none;">${escapeHTML(ev.location)}</a></span>
        </div>
        <div class="sheet-meta-row"><i data-lucide="info"></i>
            <span style="color:var(--text3);font-size:12px;">情報元: ${escapeHTML(ev.source)}</span></div>`;

    const tags = [...(ev.interestTags||[]), ...(ev.audienceTags||[])];
    document.getElementById('sheetTags').innerHTML = tags.map(tid => {
        const def = allDefs.find(x=>x.id===tid);
        const isAudience = AUDIENCE_TAGS.some(x=>x.id===tid);
        return def ? `<span class="tag ${isAudience?'tag-audience':'tag-interest'}">${escapeHTML(def.label)}</span>` : '';
    }).join('');

    document.getElementById('sheetDesc').textContent = ev.description;
    document.getElementById('sheetLinkBtn').href = ev.url;

    const brainBtn = document.getElementById('sheetBrainBtn');
    brainBtn.innerHTML = saved
        ? '<i data-lucide="bookmark-check"></i> 保存済み'
        : '<i data-lucide="bookmark"></i> Brainに保存';
    brainBtn.style.color = saved ? 'var(--accent)' : '';
    brainBtn.onclick = () => {
        savedIds.add(id);
        localStorage.setItem('events-saved', JSON.stringify([...savedIds]));
        window.open(`https://posimai-brain.vercel.app/?url=${encodeURIComponent(ev.url)}&title=${encodeURIComponent(ev.title)}`, '_blank');
        showToast('Brainに保存しました');
        brainBtn.innerHTML = '<i data-lucide="bookmark-check"></i> 保存済み';
        brainBtn.style.color = 'var(--accent)';
        lucide.createIcons(); renderTimeline();
    };

    openSheet('detailSheet');
    lucide.createIcons();
};

// ---- Preference Sheet ----
function buildPrefTags(container, defs, selectedArr, colorClass) {
    container.innerHTML = defs.map(def => `
        <span class="pref-tag ${selectedArr.includes(def.id)?'selected':''}" data-id="${def.id}">
            <i data-lucide="${def.icon}"></i>${escapeHTML(def.label)}
        </span>`).join('');
    container.querySelectorAll('.pref-tag').forEach(el => {
        el.addEventListener('click', () => el.classList.toggle('selected'));
    });
}

function openPrefSheet() {
    pendingPrefs = JSON.parse(JSON.stringify(prefs));
    buildPrefTags(document.getElementById('interestTagsList'), INTEREST_TAGS, prefs.interests, 'interest');
    buildPrefTags(document.getElementById('audienceTagsList'), AUDIENCE_TAGS, prefs.audience, 'audience');
    buildPrefTags(document.getElementById('optionTagsList'), OPTION_TAGS, prefs.options, 'option');
    openSheet('prefSheet');
    lucide.createIcons();
}

document.getElementById('applyPref').addEventListener('click', () => {
    prefs.interests = [...document.querySelectorAll('#interestTagsList .pref-tag.selected')].map(el=>el.dataset.id);
    prefs.audience  = [...document.querySelectorAll('#audienceTagsList .pref-tag.selected')].map(el=>el.dataset.id);
    prefs.options   = [...document.querySelectorAll('#optionTagsList .pref-tag.selected')].map(el=>el.dataset.id);
    localStorage.setItem('events-prefs', JSON.stringify(prefs));
    closeSheet('prefSheet');
    renderTimeline();
    if (hasActiveFilters(prefs)) showToast('絞り込みを適用しました');
});

document.getElementById('clearPref').addEventListener('click', () => {
    document.querySelectorAll('#prefSheet .pref-tag.selected').forEach(el=>el.classList.remove('selected'));
});

// ---- Sheet Open/Close ----
function openSheet(id) {
    document.getElementById(id).classList.add('open');
    document.getElementById('backdrop').classList.add('open');
}
function closeSheet(id) {
    document.getElementById(id).classList.remove('open');
    if (!document.querySelector('.bottom-sheet.open')) {
        document.getElementById('backdrop').classList.remove('open');
    }
}

document.getElementById('closeDetail').addEventListener('click', () => closeSheet('detailSheet'));
document.getElementById('closePref').addEventListener('click',   () => closeSheet('prefSheet'));
document.getElementById('backdrop').addEventListener('click', () => {
    closeSheet('detailSheet'); closeSheet('prefSheet');
    document.getElementById('backdrop').classList.remove('open');
});
document.getElementById('filterBtn').addEventListener('click', openPrefSheet);

// ---- Filter Tabs ----
document.querySelectorAll('.filter-tab').forEach(btn => {
    btn.addEventListener('click', () => {
        document.querySelectorAll('.filter-tab').forEach(b=>b.classList.remove('active'));
        btn.classList.add('active');
        currentFilter = btn.dataset.filter;
        renderTimeline();
    });
});

// ---- Toast ----
let toastTimer = null;
function showToast(msg) {
    const t = document.getElementById('toast');
    document.getElementById('toastMsg').textContent = msg;
    t.classList.add('show');
    if (toastTimer) clearTimeout(toastTimer);
    toastTimer = setTimeout(()=>t.classList.remove('show'), 2500);
}

// ---- テーマ ----
function applyTheme(theme) {
    document.documentElement.setAttribute('data-theme', theme);
    const icon = document.querySelector('#themeBtn i');
    if (icon) { icon.setAttribute('data-lucide', theme==='light'?'moon':'sun'); lucide.createIcons(); }
}
document.getElementById('themeBtn').addEventListener('click', () => {
    const next = (document.documentElement.getAttribute('data-theme')||'dark') === 'dark' ? 'light' : 'dark';
    localStorage.setItem('events-theme', next); applyTheme(next);
});

// ---- Refresh ----
document.getElementById('refreshBtn').addEventListener('click', () => {
    const icon = document.querySelector('#refreshBtn i');
    icon.style.transition = 'transform 0.5s'; icon.style.transform = 'rotate(360deg)';
    setTimeout(()=>{ icon.style.transform=''; }, 500);
    loadEvents().then(()=>showToast('最新情報に更新しました'));
});

// ---- Header Date ----
function updateHeaderDate() {
    const d = new Date();
    const days = ['日','月','火','水','木','金','土'];
    document.getElementById('headerDate').textContent =
        `${d.getMonth()+1}/${d.getDate()}(${days[d.getDay()]})`;
}

// ---- PWA Service Worker ----
if ('serviceWorker' in navigator) {
    window.addEventListener('load', ()=>{ navigator.serviceWorker.register('/sw.js').catch(()=>{}); });
}

// ---- Init ----
applyTheme(localStorage.getItem('events-theme') || 'dark');
updateHeaderDate();
lucide.createIcons();
loadEvents();
</script>
</body>
</html>