@charset "UTF-8";

/* --- ベース設定 --- */
:root {
    --bg-color: #000000;
    --card-bg: #0a0a0a;
    --border-color: #333333;
    --text-main: #ededed;
    --text-muted: #888888;
    --accent-green: #10b981;
    --side-margin: 5vw;
    --max-width: 1280px;
}

@media (max-width: 768px) { :root { --side-margin: 20px; } }

body {
    margin: 0; background-color: var(--bg-color); color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    display: flex; flex-direction: column; min-height: 100vh;
    overflow-x: hidden; /* 念のため画面全体の横揺れを防止 */
}

.container { padding: 80px var(--side-margin) 80px; flex-grow: 1; margin: 0 auto; width: 100%; max-width: var(--max-width); box-sizing: border-box; }

header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 32px; border-bottom: 1px solid var(--border-color); padding-bottom: 24px; }
.title-group h1 { font-size: 22px; margin: 0 0 6px 0; font-weight: 600; letter-spacing: 0.02em; }
.title-group p { margin: 0; font-size: 14px; color: var(--text-muted); }

/* --- ステータス：波紋アニメーション --- */
.status { display: flex; align-items: center; font-size: 14px; background: var(--card-bg); border: 1px solid var(--border-color); padding: 6px 14px; border-radius: 999px; }
.dot-container { position: relative; width: 10px; height: 10px; margin-right: 10px; }
.dot { position: absolute; top: 0; left: 0; width: 10px; height: 10px; border-radius: 50%; z-index: 2; flex-shrink: 0; }
.dot.online { background-color: var(--accent-green); }
.dot.offline { background-color: #ef4444; }
.dot.online::before { content: ""; position: absolute; top: 0; left: 0; width: 10px; height: 10px; border-radius: 50%; background-color: var(--accent-green); z-index: 1; animation: ripple 2s infinite cubic-bezier(0, 0, 0.2, 1); }
@keyframes ripple { 0% { transform: scale(1); opacity: 0.8; } 100% { transform: scale(3.5); opacity: 0; } }

/* --- コントロールパネル --- */
.control-panel { margin-bottom: 16px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.label-text { font-size: 14px; color: var(--text-main); font-weight: 500; }

/* 日付選択ボックス */
.date-control-group { position: relative; display: inline-block; z-index: 50; }

.date-selector-btn { 
    display: inline-flex; align-items: center; gap: 8px; cursor: pointer; 
    background-color: transparent; color: var(--text-main); 
    border: 1px solid var(--border-color); padding: 8px 16px; font-size: 14px; border-radius: 6px; font-weight: 500; 
    transition: 0.2s;
}
#date-display { min-width: 90px; text-align: center; color: inherit; }
.date-arrow { width: 12px; height: 12px; background-color: var(--text-main); -webkit-mask: url('../assets/arrow.svg') no-repeat center / contain; mask: url('../assets/arrow.svg') no-repeat center / contain; transform: rotate(180deg); transition: all 0.3s ease; }

/* ボックス上だけのホバー挙動 */
.date-selector-btn:hover { border-color: var(--accent-green); color: var(--accent-green); }
.date-selector-btn:hover .date-arrow { background-color: var(--accent-green); } 

/* 展開時の挙動（JSで制御） */
.date-control-group.is-open .date-selector-btn { border-color: var(--accent-green); color: var(--accent-green); }
.date-control-group.is-open .date-arrow { background-color: var(--accent-green); transform: rotate(0deg); }

/* カレンダードロップダウン */
.date-dropdown-wrapper {
    position: absolute; top: calc(100% + 8px); left: 0; opacity: 0; visibility: hidden;
    
    /* ★ 追加: 閉じている時はタップ判定を無効化（背面をすり抜けてクリック可能にする） */
    pointer-events: none; 
    
    transform: translateY(-8px) scale(0.97); transform-origin: top left;
    transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.2s; z-index: 1001; color: var(--text-main); cursor: default;
}

/* JSで付与される is-open クラスで展開 */
.date-control-group.is-open .date-dropdown-wrapper { 
    opacity: 1; visibility: visible; transform: translateY(0) scale(1); 
    
    /* ★ 追加: 開いた時はカレンダー自体のタップ判定を復活させる */
    pointer-events: auto; 
}

/* カレンダーの外枠マージン */
.calendar-dropdown-menu { background-color: #000000; border: 1px solid var(--border-color); border-radius: 12px; padding: 24px; box-shadow: 0 20px 40px rgba(0,0,0,0.8); width: max-content; }

/* --- Flatpickr (カレンダーUI) --- */
.flatpickr-calendar.inline { background: transparent !important; border: none !important; box-shadow: none !important; margin: 0 !important; padding: 0 !important; width: 280px !important; }
.flatpickr-calendar.arrowTop:before, .flatpickr-calendar.arrowTop:after, .flatpickr-calendar.arrowBottom:before, .flatpickr-calendar.arrowBottom:after { display: none !important; }

.flatpickr-months { background: transparent !important; padding-bottom: 16px; }
.flatpickr-current-month { display: flex !important; align-items: center; justify-content: center; color: #fff !important; font-weight: 600 !important; font-size: 1.1rem !important; padding: 0 !important; height: auto !important; }
.flatpickr-current-month .numInputWrapper { width: auto !important; }
.flatpickr-current-month .cur-year { order: 1; font-weight: 600 !important; }
.flatpickr-current-month .cur-month { order: 2; margin-left: 4px !important; font-weight: 600 !important; }
.numInputWrapper span.arrowUp, .numInputWrapper span.arrowDown { display: none !important; }
.flatpickr-current-month input.cur-year[disabled], .flatpickr-current-month input.cur-year[disabled]:hover { color: #fff !important; }

.flatpickr-innerContainer, .flatpickr-rContainer, .flatpickr-days { display: block !important; width: 100% !important; }
.flatpickr-weekdays { background: transparent !important; border-bottom: 1px solid var(--border-color); padding-bottom: 8px; margin-bottom: 12px; display: block !important; }
.flatpickr-weekdaycontainer, .dayContainer { display: grid !important; grid-template-columns: repeat(7, 1fr) !important; width: 100% !important; min-width: 100% !important; max-width: 100% !important; }
.dayContainer { gap: 8px 0; }
span.flatpickr-weekday { color: var(--text-muted) !important; font-weight: normal !important; display: flex !important; justify-content: center; align-items: center; }

.flatpickr-day { display: flex !important; justify-content: center !important; align-items: center !important; border-radius: 50% !important; width: 28px !important; max-width: 28px !important; height: 28px !important; line-height: 1 !important; margin: 0 auto !important; color: var(--text-main) !important; flex-basis: auto !important; }
.flatpickr-day.selected { background: var(--accent-green) !important; border-color: var(--accent-green) !important; color: #fff !important; font-weight: 600; }
.flatpickr-day.today:not(.selected) { border-color: var(--text-muted) !important; }
.flatpickr-day:hover { background: var(--border-color) !important; border-color: var(--border-color) !important; }
.flatpickr-day.nextMonthDay, .flatpickr-day.prevMonthDay { color: var(--border-color) !important; }

.flatpickr-prev-month, .flatpickr-next-month { top: 0 !important; height: auto !important; padding: 0 10px !important; }
.flatpickr-prev-month svg, .flatpickr-next-month svg { fill: var(--text-muted) !important; transition: fill 0.2s; width: 14px !important; height: 14px !important; }
.flatpickr-prev-month:hover svg, .flatpickr-next-month:hover svg { fill: var(--accent-green) !important; }

/* --- メイン画像エリア --- */
.card { background-color: var(--card-bg); border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden; margin-bottom: 32px; box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5); }
.image-wrapper { width: 100%; background-color: #111; position: relative; aspect-ratio: 16 / 9; display: flex; justify-content: center; align-items: center; overflow: hidden; }
#main-image, #compare-base { width: 100%; height: 100%; display: block; object-fit: contain; }
#compare-view { display: none; width: 100%; height: 100%; position: relative; overflow: hidden; }
#compare-overlay { position: absolute; top: 0; left: 0; width: 50%; height: 100%; overflow: hidden; border-right: 2px solid #fff; }
#compare-top { height: 100%; width: auto; max-width: none; display: block; user-select: none; }
#compare-slider { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; z-index: 20; margin: 0; }
.slider-handle { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 40px; height: 40px; background: rgba(255,255,255,0.9); border-radius: 50%; pointer-events: none; z-index: 15; display: flex; justify-content: center; align-items: center; box-shadow: 0 0 15px rgba(0,0,0,0.5); border: 1px solid #ccc; }
.slider-handle::before { content: '◀'; color: #333; font-size: 10px; margin-right: 2px; }
.slider-handle::after { content: '▶'; color: #333; font-size: 10px; margin-left: 2px; }
.card-footer { padding: 16px 20px; border-top: 1px solid var(--border-color); font-family: monospace; font-size: 14px; color: var(--text-muted); }

/* --- ボタン --- */
.btn { background-color: #ffffff; color: #000000; border: none; padding: 8px 16px; font-size: 14px; border-radius: 6px; cursor: pointer; font-weight: 500; transition: 0.2s; box-sizing: border-box; }
.btn-outline { background-color: transparent; color: var(--text-main); border: 1px solid var(--border-color); }
.btn-outline:hover { background-color: var(--border-color); }
.btn-active { background-color: var(--accent-green); color: #fff; border-color: var(--accent-green); }
.btn-active:hover { opacity: 0.8; }

/* --- サムネイル --- */
#thumbnail-container { display: none; margin-top: 24px; }
.section-title { font-size: 16px; margin-bottom: 16px; border-bottom: 1px solid var(--border-color); padding-bottom: 8px; }
.thumbnail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 16px; }
.thumbnail-item { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 4px; border: 1px solid var(--border-color); cursor: pointer; transition: 0.2s; background-color: #222; }
.thumbnail-item:hover { transform: scale(1.05); border-color: var(--text-main); }
.hidden { display: none !important; }

/* --- フッター --- */
.site-footer { background-color: #000000; border-top: 1px solid var(--border-color); padding: 60px var(--side-margin) 40px; position: relative; z-index: 30; }
.footer-inner { margin: 0 auto; width: 100%; max-width: var(--max-width); box-sizing: border-box; }
.footer-top { display: grid; grid-template-columns: 1fr auto auto; grid-template-areas: "logo info arrow"; column-gap: 80px; row-gap: 40px; margin-bottom: 100px; }
.footer-logo { grid-area: logo; } 
.footer-logo img { height: 28px; width: auto; }
.footer-info { grid-area: info; color: #888; font-size: 0.9rem; line-height: 2; }
.footer-info a { color: #888; transition: color 0.15s; } 
.footer-info a:hover { color: var(--accent-green); }
.footer-arrow { grid-area: arrow; display: flex; align-items: flex-start; }
.back-to-top { background: none; border: none; cursor: pointer; padding: 0; display: flex; align-items: center; justify-content: center; }
.back-to-top-icon { width: 24px; height: 24px; background-color: #ededed; -webkit-mask: url('../assets/arrow.svg') no-repeat center / contain; mask: url('../assets/arrow.svg') no-repeat center / contain; transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.15s ease; }
.back-to-top:hover .back-to-top-icon { transform: scale(1.3); background-color: var(--accent-green); }
.footer-bottom { color: #555; font-size: 0.85rem; letter-spacing: 0.05em; }

/* -------------------------------------
   ★ スマホ専用レイアウト調整
-------------------------------------- */
@media (max-width: 768px) {
    .control-panel { gap: 12px; }
    
    /* カレンダー展開時の右側見切れ・マージン拡張を防ぐ修正 */
    .date-dropdown-wrapper {
        left: -35px; /* 左揃えを解除し、左にはみ出させることで右側の画面切れを防止 */
        transform-origin: top center;
    }
    .calendar-dropdown-menu {
        padding: 16px; /* スマホ時は黒い外枠の余白を少しタイトに */
    }
    .flatpickr-calendar.inline {
        width: 250px !important; /* カレンダー自体の幅もスマホ向けにスリム化 */
    }

    #btn-compare { margin-left: 0 !important; width: 100%; margin-top: 8px; }
    .container { padding-top: 40px; padding-bottom: 60px; }
    
    .footer-top { 
        grid-template-columns: 1fr auto; 
        grid-template-areas: "logo arrow" "info info"; 
        gap: 24px 0; 
        margin-bottom: 60px; 
    }
    .footer-logo { display: flex; align-items: center; } 
    .footer-info { margin-left: 0; }
    .footer-arrow { justify-content: flex-end; align-items: center; }
}