:root{--bg: #f3f4f6;--surface: #ffffff;--text: #1f2937;--text-muted: #6b7280;--border: #e5e7eb;--primary: #2563eb;--primary-text: #ffffff;--danger: #b91c1c;--danger-bg: #fef2f2;--thumb-bg: #000000;--thumb-text: #d1d5db;--shadow: 0 1px 2px rgba(0, 0, 0, .06);--radius: 8px;--gutter: 16px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text);font-family:Hiragino Sans,Yu Gothic UI,Meiryo,system-ui,sans-serif;font-size:14px;line-height:1.5;overflow-x:hidden}.page{min-height:100vh}.page__main{max-width:1200px;margin:0 auto;padding:var(--gutter)}.app-header{display:flex;align-items:center;gap:12px;height:52px;padding:0 var(--gutter);background:var(--surface);border-bottom:1px solid var(--border)}.app-header__brand{font-weight:700;color:var(--primary);text-decoration:none}.app-header__title{margin:0;font-size:16px;font-weight:600}.toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;margin-bottom:var(--gutter)}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:4px 14px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text);font:inherit;cursor:pointer}.chip--active{background:var(--primary);border-color:var(--primary);color:var(--primary-text)}.toggle{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);cursor:pointer}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:var(--gutter)}.camera-card{display:block;min-width:0;overflow:hidden;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);color:inherit;text-decoration:none}.camera-card:hover{border-color:var(--primary)}.camera-card__thumb{display:flex;align-items:center;justify-content:center;aspect-ratio:16 / 9;background:var(--thumb-bg)}.camera-card__thumb img{display:block;width:100%;height:100%;object-fit:cover}.camera-card__state{color:var(--thumb-text);font-size:14px}.camera-card__body{padding:10px 12px}.camera-card__name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.camera-card__meta{display:flex;justify-content:space-between;gap:8px;color:var(--text-muted);font-size:12px}.notice{padding:24px;text-align:center;color:var(--text-muted)}.notice--error{background:var(--danger-bg);border:1px solid var(--border);border-radius:var(--radius);color:var(--danger)}.button{padding:6px 16px;border:1px solid var(--primary);border-radius:6px;background:var(--primary);color:var(--primary-text);font:inherit;cursor:pointer}.timeline{display:flex;flex-direction:column;gap:8px;padding:8px 0 24px}.timeline__zoom{display:flex;gap:4px}.timeline__zoom-button{padding:4px 12px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);font:inherit;cursor:pointer}.timeline__zoom-button[aria-pressed=true]{border-color:var(--primary);background:var(--primary);color:var(--primary-text)}.timeline__track{position:relative;height:40px;border:1px solid var(--border);border-radius:4px;background:var(--surface);cursor:pointer;-webkit-user-select:none;user-select:none}.timeline__segment{position:absolute;top:0;bottom:0;background:var(--primary);opacity:.35;pointer-events:none}.timeline__tick{position:absolute;bottom:0;height:8px;border-left:1px solid var(--text-muted);pointer-events:none}.timeline__tick-label{position:absolute;top:12px;transform:translate(-50%);font-size:11px;color:var(--text-muted);white-space:nowrap}.timeline__cursor{position:absolute;top:-4px;bottom:-4px;width:2px;margin-left:-1px;background:var(--danger);pointer-events:none}.playback{display:flex;flex-direction:column;gap:8px}.playback__video{display:block;width:100%;max-width:100%;background:var(--thumb-bg);aspect-ratio:16 / 9}.playback__message{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:160px;padding:16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text-muted);text-align:center}.playback__message p{margin:0}.playback__message--error{border-color:var(--danger);background:var(--danger-bg);color:var(--danger)}.playback__controls{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.playback__rate{display:flex;align-items:center;gap:6px}.playback__button{display:inline-block;padding:6px 14px;border:1px solid var(--primary);border-radius:6px;background:var(--surface);color:var(--primary);font:inherit;text-decoration:none;cursor:pointer}.breadcrumb{display:flex;flex-wrap:wrap;gap:4px;color:var(--text-muted)}.breadcrumb a{color:var(--primary)}.breadcrumb__current{color:var(--text);font-weight:600;overflow-wrap:anywhere}.view__site{margin-bottom:8px;color:var(--text-muted);font-size:12px}.tabs{display:flex;gap:4px;margin-bottom:var(--gutter);border-bottom:1px solid var(--border)}.tabs__tab{padding:8px 16px;border:0;border-bottom:2px solid transparent;background:none;color:var(--text-muted);font:inherit;cursor:pointer}.tabs__tab[aria-selected=true]{border-bottom-color:var(--primary);color:var(--primary);font-weight:600}.view__panel{min-width:0}.view__video{display:flex;flex-direction:column;aspect-ratio:16 / 9;background:var(--thumb-bg)}.view__video>.live,.view__video>.playback{display:flex;flex:1 1 auto;flex-direction:column}.view__video .live__message,.view__video .playback__message{flex:1 1 auto}.live__image{display:block;width:100%;max-width:100%;aspect-ratio:16 / 9;object-fit:contain;background:var(--thumb-bg)}.live__image--waiting{display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:14px}.live__note{margin:0;padding:4px 8px;background:var(--surface);color:var(--text-muted);font-size:12px}.live__message{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:160px;padding:16px;background:var(--surface);color:var(--text-muted);text-align:center}.live__message p{margin:0}.live__message--error{background:var(--danger-bg);color:var(--danger)}.view__bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 12px;margin:12px 0 4px}.view__mode,.view__when,.view__tools{display:flex;align-items:center;gap:8px;min-width:0}.view__badge{padding:2px 10px;border-radius:4px;background:var(--text-muted);color:var(--primary-text);font-weight:700}.view__badge--live{background:var(--danger)}.view__datetime{font-variant-numeric:tabular-nums}.datepicker{position:relative}.datepicker__toggle{padding:4px 10px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);font:inherit;cursor:pointer}.datepicker__panel{position:absolute;top:calc(100% + 4px);left:50%;z-index:10;width:252px;max-width:calc(100vw - 2 * var(--gutter));padding:8px;transform:translate(-50%);border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:0 4px 12px #00000026}.datepicker__nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.datepicker__step{width:32px;height:32px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);font:inherit;cursor:pointer}.datepicker__step:disabled,.datepicker__day:disabled{color:var(--border);cursor:default}.datepicker__grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;text-align:center}.datepicker__weekday{color:var(--text-muted);font-size:11px}.datepicker__day{position:relative;height:32px;padding:0;border:0;border-radius:6px;background:none;color:var(--text);font:inherit;cursor:pointer}.datepicker__day--recorded{font-weight:700}.datepicker__day--recorded:after{content:"";position:absolute;bottom:3px;left:50%;width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:var(--primary)}.datepicker__day--selected{background:var(--primary);color:var(--primary-text)}.datepicker__day--selected:after{background:var(--primary-text)}.alarm-tab{padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.alarm-tab p{margin:0 0 8px}@media(max-width:600px){.view__bar{position:relative}.datepicker{position:static}.datepicker__panel{top:100%}}.app-header__user{display:flex;align-items:center;gap:8px;margin-left:auto;font-size:14px}.app-header__user form{margin:0}