diff --git a/index.html b/index.html
index 6c9408b..14c1ccd 100644
--- a/index.html
+++ b/index.html
@@ -31,11 +31,67 @@
     <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js"></script>
 
     <style>
+        /* ── Clock zone ── */
+        .veil-clock {
+            padding: 28px 20px 16px;
+            position: relative;
+        }
+        .veil-time {
+            font-size: 68px;
+            font-weight: 300;
+            letter-spacing: -3px;
+            line-height: 1;
+            color: var(--text);
+        }
+        .veil-sub {
+            display: flex;
+            align-items: center;
+            flex-wrap: wrap;
+            gap: 6px;
+            font-size: 13px;
+            color: var(--text2);
+            margin-top: 8px;
+        }
+        .veil-sep { color: var(--text3); }
+        .veil-weather {
+            display: inline-flex;
+            align-items: center;
+            gap: 4px;
+        }
+        .veil-weather-icon {
+            width: 14px;
+            height: 14px;
+            stroke: var(--text2);
+            stroke-width: 1.75;
+        }
+        .veil-greeting {
+            font-size: 13px;
+            color: var(--text3);
+            margin-top: 4px;
+        }
+        .veil-settings-btn {
+            position: absolute;
+            top: 20px;
+            right: 12px;
+            width: 36px;
+            height: 36px;
+            border-radius: 50%;
+            border: 1px solid var(--border);
+            background: var(--surface);
+            color: var(--text2);
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            cursor: pointer;
+            transition: background 0.12s;
+        }
+        .veil-settings-btn:active { background: var(--surface2); }
+
         /* ── Search ── */
         .search-wrap {
             padding: 8px 16px 4px;
             position: sticky;
-            top: 52px;
+            top: 0;
             z-index: 10;
             background: var(--bg);
         }
@@ -71,6 +127,10 @@
             padding: 8px 16px;
             overflow-x: auto;
             scrollbar-width: none;
+            position: sticky;
+            top: 52px;
+            z-index: 9;
+            background: var(--bg);
         }
         .cat-scroll::-webkit-scrollbar { display: none; }
         .cat-btn {
@@ -372,18 +432,26 @@
 </aside>
 <div class="overlay" id="overlay" aria-hidden="true"></div>
 
-<header class="header">
-    <div class="header-brand">
-        <div class="header-dot" aria-hidden="true"></div>
-        <span class="header-title">Veil</span>
-    </div>
-    <button class="icon-btn" id="settingsBtn" aria-label="設定" aria-expanded="false">
-        <i data-lucide="settings" style="width:18px;height:18px;stroke-width:1.5"></i>
-    </button>
-</header>
-
 <main id="main-content">
 
+    <!-- 時計・天気・挨拶ゾーン -->
+    <div class="veil-clock">
+        <div class="veil-time" id="veilTime">--:--</div>
+        <div class="veil-sub">
+            <span id="veilDate">---</span>
+            <span class="veil-sep">·</span>
+            <span class="veil-weather" id="veilWeather">
+                <i data-lucide="cloud" class="veil-weather-icon" id="veilWeatherIcon"></i>
+                <span id="veilTemp">--°</span>
+                <span id="veilWeatherLabel"></span>
+            </span>
+        </div>
+        <div class="veil-greeting" id="veilGreeting"></div>
+        <button class="veil-settings-btn" id="settingsBtn" aria-label="設定" aria-expanded="false">
+            <i data-lucide="settings" style="width:16px;height:16px;stroke-width:1.5"></i>
+        </button>
+    </div>
+
     <div class="search-wrap">
         <div class="search-wrap-inner">
             <span class="search-icon">
@@ -816,12 +884,104 @@ function showToast(msg) {
     setTimeout(() => el.classList.remove('show'), 2200);
 }
 
+// ── 時計 ────────────────────────────────────────────────────
+const DAYS_JP = ['日','月','火','水','木','金','土'];
+
+const GREETING_POOL = {
+    morning:   ['おはようございます','いい朝ですね','さあ、始めましょうか','今日もよろしく'],
+    afternoon: ['こんにちは','お昼どうでしたか','午後もがんばりましょう','ひと息ついて'],
+    evening:   ['こんばんは','お疲れさまです','今日もよく頑張りました','ゆっくり振り返りましょう'],
+    night:     ['お疲れさまでした','ゆっくり休んでくださいね','そろそろ休みましょうか'],
+    latenight: ['夜更かしですね','深夜のひとときを','静かな夜ですね'],
+};
+
+function getGreetingPool(hr) {
+    if (hr >= 5  && hr <= 11) return GREETING_POOL.morning;
+    if (hr >= 12 && hr <= 16) return GREETING_POOL.afternoon;
+    if (hr >= 17 && hr <= 20) return GREETING_POOL.evening;
+    if (hr >= 21 && hr <= 23) return GREETING_POOL.night;
+    return GREETING_POOL.latenight;
+}
+
+const _greetIdx = Math.floor(Math.random() * 4);
+
+function updateClock() {
+    const now = new Date();
+    const h   = String(now.getHours()).padStart(2, '0');
+    const m   = String(now.getMinutes()).padStart(2, '0');
+    document.getElementById('veilTime').textContent = `${h}:${m}`;
+
+    const mo  = now.getMonth() + 1;
+    const d   = now.getDate();
+    const day = DAYS_JP[now.getDay()];
+    document.getElementById('veilDate').textContent = `${mo}月${d}日（${day}）`;
+
+    const pool = getGreetingPool(now.getHours());
+    document.getElementById('veilGreeting').textContent = pool[_greetIdx % pool.length];
+}
+
+// ── 天気 ────────────────────────────────────────────────────
+const WMO_MAP = [
+    [0,  'sun',           '晴れ'],
+    [3,  'cloud',         '曇り'],
+    [48, 'cloud',         '霧'],
+    [57, 'cloud-drizzle', '霧雨'],
+    [67, 'cloud-rain',    '雨'],
+    [77, 'snowflake',     '雪'],
+    [82, 'cloud-rain',    '大雨'],
+    [86, 'snowflake',     '大雪'],
+    [99, 'cloud-lightning','雷雨'],
+];
+
+function wmoToInfo(code) {
+    for (let i = WMO_MAP.length - 1; i >= 0; i--) {
+        if (code >= WMO_MAP[i][0]) return { icon: WMO_MAP[i][1], label: WMO_MAP[i][2] };
+    }
+    return { icon: 'cloud', label: '---' };
+}
+
+async function fetchWeather() {
+    try {
+        let lat = 34.6937, lon = 135.5023;
+        try {
+            const pos = await new Promise((res, rej) =>
+                navigator.geolocation.getCurrentPosition(res, rej, { timeout: 3000 })
+            );
+            lat = pos.coords.latitude;
+            lon = pos.coords.longitude;
+        } catch { /* デフォルト使用 */ }
+
+        const ac = new AbortController();
+        setTimeout(() => ac.abort(), 6000);
+        const r = await fetch(
+            `https://api.open-meteo.com/v1/forecast?latitude=${lat.toFixed(4)}&longitude=${lon.toFixed(4)}&current=temperature_2m,weather_code&timezone=auto`,
+            { signal: ac.signal }
+        );
+        if (!r.ok) throw new Error();
+        const data = await r.json();
+        const temp = Math.round(data.current.temperature_2m);
+        const info = wmoToInfo(data.current.weather_code);
+
+        document.getElementById('veilWeatherIcon').setAttribute('data-lucide', info.icon);
+        document.getElementById('veilTemp').textContent        = `${temp}°`;
+        document.getElementById('veilWeatherLabel').textContent = info.label;
+        lucide.createIcons();
+    } catch {
+        document.getElementById('veilWeather').style.display = 'none';
+    }
+}
+
 // ── SW 登録 ─────────────────────────────────────────────────
 if ('serviceWorker' in navigator) {
     navigator.serviceWorker.register('/sw.js').catch(() => {});
 }
 
 // ── 初期化 ──────────────────────────────────────────────────
+updateClock();
+setInterval(updateClock, 1000);
+fetchWeather();
+setInterval(fetchWeather, 30 * 60 * 1000);
+
 renderCatTabs();
 renderApps();
 </script>