:root {
    --paper: #eef3f5;
    --paper-deep: #dfe8eb;
    --ink: #172027;
    --ink-soft: #53626b;
    --line: #b9c8ce;
    --white: #fbfdfd;
    --blue: #2e5c6e;
    --amber: #f2a900;
    --pause: #746579;
    --danger: #b34d3f;
    --shadow: 0 18px 55px rgba(23, 32, 39, .09);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    color: var(--ink);
    background:
        linear-gradient(rgba(46, 92, 110, .045) 1px, transparent 1px),
        var(--paper);
    background-size: 100% 32px;
    font-family: "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
    -webkit-font-smoothing: antialiased;
}

button, input, textarea { font: inherit; }
button, input, textarea { border-radius: 0; }

button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 3px solid rgba(242, 169, 0, .35);
    outline-offset: 3px;
}

.page-shell { width: min(1240px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
    height: 104px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
}

.brand { color: inherit; text-decoration: none; display: flex; align-items: center; gap: 12px; }
.brand-mark {
    width: 42px; height: 42px; display: grid; place-items: center;
    color: var(--white); background: var(--ink); font-size: 22px; font-weight: 800;
}
.brand strong { display: block; font-size: 18px; letter-spacing: .18em; }
.brand small, .now small { display: block; margin-top: 2px; color: var(--ink-soft); font: 700 10px/1.2 Bahnschrift, Arial, sans-serif; letter-spacing: .18em; }

.now { display: grid; grid-template-columns: 9px auto; column-gap: 9px; align-items: center; text-align: right; }
.now-dot { grid-row: 1 / 3; width: 9px; height: 9px; background: var(--amber); border-radius: 50%; box-shadow: 0 0 0 6px rgba(242,169,0,.13); }
.now > span:nth-child(2) { font: 700 20px/1 Bahnschrift, Consolas, monospace; letter-spacing: .08em; }

.workbench { display: grid; grid-template-columns: 1.05fr .95fr; min-height: 650px; border-bottom: 1px solid var(--line); }
.workbench-copy { padding: 76px 8vw 64px 0; border-right: 1px solid var(--line); }
.calendar-area { display: flex; flex-direction: column; align-items: stretch; justify-content: center; padding-top: 54px; padding-bottom: 54px; }
.calendar-card { width: 100%; padding: 30px; background: var(--white); border-top: 5px solid var(--blue); box-shadow: var(--shadow); }
.calendar-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; padding-bottom: 22px; border-bottom: 2px solid var(--ink); }
.calendar-header .eyebrow { margin-bottom: 8px; }
.calendar-card h1 { font-size: clamp(30px, 4vw, 46px); letter-spacing: -.05em; }
.calendar-nav { display: grid; grid-template-columns: 34px auto 34px; align-items: center; min-width: 190px; border: 1px solid var(--line); }
.calendar-nav strong { padding: 0 8px; text-align: center; font: 700 14px/42px Bahnschrift, "Microsoft YaHei UI", sans-serif; }
.calendar-nav button, .calendar-footer button { color: var(--ink); background: transparent; border: 0; cursor: pointer; font-weight: 700; }
.calendar-nav button { height: 42px; }
.calendar-nav button:hover, .calendar-footer button:hover { color: var(--white); background: var(--blue); }
.calendar-weekdays, .calendar-days { display: grid; grid-template-columns: repeat(7, 1fr); }
.calendar-weekdays { margin-top: 22px; color: var(--ink-soft); text-align: center; font: 700 10px/1 Bahnschrift, "Microsoft YaHei UI", sans-serif; letter-spacing: .12em; }
.calendar-days { gap: 7px; margin-top: 12px; }
.calendar-day, .calendar-blank { aspect-ratio: 1; }
.calendar-day { position: relative; display: grid; place-items: center; color: var(--ink); background: var(--paper); border: 1px solid transparent; cursor: pointer; font: 700 13px/1 Bahnschrift, Consolas, monospace; transition: color .16s, background .16s, border-color .16s; }
.calendar-day:hover { border-color: var(--blue); background: var(--white); }
.calendar-day.is-today::after { content: ""; position: absolute; bottom: 6px; width: 4px; height: 4px; background: var(--blue); border-radius: 50%; }
.calendar-day.is-selected { color: var(--ink); background: var(--amber); border-color: var(--amber); box-shadow: 0 6px 16px rgba(242,169,0,.24); }
.calendar-day.is-selected::after { background: var(--ink); }
.calendar-footer { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--paper-deep); color: var(--ink-soft); font-size: 11px; }
.calendar-footer strong { color: var(--ink); font: 700 12px/1 Bahnschrift, Consolas, monospace; }
.calendar-footer button { padding: 8px 11px; border: 1px solid var(--line); font-size: 11px; }
.eyebrow { margin: 0 0 20px; color: var(--blue); font: 700 11px/1.4 Bahnschrift, Arial, sans-serif; letter-spacing: .2em; }
h1 { margin: 0; max-width: 650px; font-family: "Microsoft YaHei UI", sans-serif; font-size: clamp(42px, 5vw, 70px); line-height: 1.14; letter-spacing: -.06em; font-weight: 800; }
.intro { max-width: 520px; margin: 26px 0 40px; color: var(--ink-soft); font-size: 15px; line-height: 1.9; }

.running-panel { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 22px 20px 28px; color: var(--white); background: var(--blue); overflow: hidden; }
.running-panel::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 7px; background: var(--amber); }
.running-panel.is-empty { color: var(--ink-soft); background: transparent; border: 1px dashed var(--line); }
.running-panel.is-empty::before { background: var(--line); }
.running-label { display: block; margin-bottom: 6px; color: rgba(255,255,255,.68); font-size: 11px; letter-spacing: .1em; }
.running-panel.is-empty .running-label { color: var(--ink-soft); }
.running-panel strong { display: block; font-size: 15px; }
.running-panel time { flex: 0 0 auto; font: 700 clamp(22px, 3vw, 34px)/1 Bahnschrift, Consolas, monospace; letter-spacing: .06em; }
.running-actions { display: flex; align-items: end; flex-direction: column; gap: 10px; }
.running-buttons { display: flex; gap: 8px; }
.running-actions button { padding: 7px 11px; color: var(--white); background: transparent; border: 1px solid rgba(255,255,255,.55); cursor: pointer; font-size: 11px; font-weight: 700; }
.running-actions button:hover { color: var(--ink); background: var(--white); }
.running-actions .finish-button { color: var(--ink); background: var(--white); border-color: var(--white); }
.running-actions .finish-button:hover { color: var(--white); background: var(--danger); border-color: var(--danger); }
.running-panel.is-paused { background: var(--pause); }
.running-panel.is-paused::before { background: var(--white); }

.task-form { align-self: center; margin: 54px 0 54px 7vw; padding: 34px; background: var(--white); box-shadow: var(--shadow); }
.task-form > .running-panel { margin-bottom: 28px; }
.form-heading { display: flex; justify-content: space-between; align-items: center; padding-bottom: 22px; margin-bottom: 24px; border-bottom: 2px solid var(--ink); font-weight: 800; font-size: 20px; }
.form-index { color: var(--ink-soft); font: 700 10px/1 Bahnschrift, Arial, sans-serif; letter-spacing: .18em; }
.task-form label { display: block; margin-top: 18px; }
.task-form label > span { display: block; margin-bottom: 8px; color: var(--ink-soft); font-size: 12px; font-weight: 700; }
.task-form label b { color: var(--danger); }
.task-form input, .task-form textarea, .append-form textarea {
    width: 100%; border: 0; border-bottom: 1px solid var(--line); padding: 10px 2px;
    color: var(--ink); background: transparent; resize: vertical; transition: border-color .2s;
}
.task-form input:focus, .task-form textarea:focus, .append-form textarea:focus { border-color: var(--blue); outline: 0; }
.task-form input::placeholder, .task-form textarea::placeholder, .append-form textarea::placeholder { color: #93a0a6; }
.primary-button { width: 100%; margin-top: 28px; padding: 15px 18px; display: flex; justify-content: space-between; color: var(--white); background: var(--ink); border: 0; cursor: pointer; font-weight: 700; transition: background .2s, transform .2s; }
.primary-button:hover { background: var(--blue); transform: translateY(-2px); }
.primary-button:disabled { opacity: .55; cursor: wait; transform: none; }
.calendar-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }
.trace-entry-button { width: 100%; margin: 0; padding: 13px 17px; display: flex; align-items: center; justify-content: space-between; color: var(--ink); background: transparent; border: 1px solid var(--line); cursor: pointer; text-decoration: none; font: 800 12px/1.2 "Microsoft YaHei UI", sans-serif; transition: color .2s, border-color .2s, background .2s; }
.trace-entry-button:hover { color: var(--white); background: var(--blue); border-color: var(--blue); }
.reminder-entry-button small { color: var(--blue); font: 700 9px/1 Bahnschrift, Consolas, monospace; letter-spacing: .05em; }
.reminder-entry-button:hover small { color: var(--white); }
.form-hint { margin: 12px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.6; }
.form-hint kbd { display: inline-block; min-width: 42px; padding: 2px 6px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); box-shadow: inset 0 -1px 0 var(--line); text-align: center; font: 700 10px/1.3 Bahnschrift, Consolas, monospace; }
.image-picker { margin-top: 20px; padding-top: 17px; border-top: 1px solid var(--paper-deep); }
.image-picker-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; color: var(--ink); font-size: 12px; font-weight: 800; }
.image-picker-head em { margin-left: 6px; color: var(--ink-soft); font-size: 10px; font-style: normal; font-weight: 400; }
.image-select-button { padding: 7px 11px; color: var(--blue); background: transparent; border: 1px solid var(--line); cursor: pointer; font-size: 10px; font-weight: 800; }
.image-select-button:hover { color: var(--white); background: var(--blue); border-color: var(--blue); }
.selected-image-preview { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; }
.selected-image-preview:empty { margin-top: 0; }
.selected-image-item { position: relative; width: 58px; height: 58px; background: var(--paper); border: 1px solid var(--line); }
.selected-image-item img { width: 100%; height: 100%; display: block; object-fit: cover; }
.selected-image-item button { position: absolute; top: -7px; right: -7px; width: 20px; height: 20px; display: grid; place-items: center; padding: 0; color: var(--white); background: var(--danger); border: 2px solid var(--white); border-radius: 50%; cursor: pointer; font: 800 13px/1 Arial, sans-serif; }
.selected-image-count { color: var(--ink-soft); font: 700 10px/1 Bahnschrift, Consolas, monospace; }
.time-fields { display: grid; grid-template-columns: 1fr 20px 1fr; align-items: end; gap: 8px; margin: 24px 0 0; padding: 18px 0 0; border: 0; border-top: 1px solid var(--paper-deep); }
.time-fields legend { width: 100%; padding: 0; color: var(--ink); font-size: 12px; font-weight: 800; }
.time-fields legend em { float: right; color: var(--ink-soft); font-size: 10px; font-style: normal; font-weight: 400; }
.time-fields label { margin-top: 10px; min-width: 0; }
.time-fields input { font: 600 11px/1.5 Bahnschrift, "Microsoft YaHei UI", sans-serif; }
.time-arrow { padding-bottom: 10px; text-align: center; color: var(--ink-soft); }

.ledger { padding: 74px 0 90px; }
.ledger-header { display: flex; justify-content: space-between; align-items: end; gap: 20px; }
.ledger-header .eyebrow { margin-bottom: 10px; }
h2 { margin: 0; font-size: clamp(30px, 4vw, 48px); letter-spacing: -.05em; }
.ledger-tools { display: flex; align-items: stretch; gap: 12px; }
.search-control { display: flex; height: 46px; background: var(--white); border: 1px solid var(--line); }
.search-control label { width: min(260px, 22vw); }
.search-control input { width: 100%; height: 44px; padding: 0 14px; color: var(--ink); background: transparent; border: 0; }
.search-control button { padding: 0 16px; color: var(--white); background: var(--ink); border: 0; cursor: pointer; font-size: 12px; font-weight: 700; }
.search-control button:hover { background: var(--blue); }
.search-control .clear-search { color: var(--ink-soft); background: var(--paper-deep); }
.date-control { display: flex; align-items: stretch; background: var(--white); border: 1px solid var(--line); }
.date-control button { width: 44px; border: 0; background: transparent; cursor: pointer; color: var(--ink); }
.date-control button:hover { background: var(--paper-deep); }
.date-control input { height: 44px; padding: 0 12px; border: 0; border-left: 1px solid var(--line); border-right: 1px solid var(--line); color: var(--ink); background: transparent; font-weight: 700; }

.day-summary { display: flex; flex-wrap: wrap; gap: 16px 34px; margin: 30px 0 18px; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 12px; }
.day-summary b { color: var(--ink); font: 700 15px/1 Bahnschrift, "Microsoft YaHei UI", sans-serif; }
.day-summary span:last-child { margin-left: auto; }

.notebook {
    position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1fr);
    align-items: stretch; margin: 36px 10px 24px; padding: 10px 12px 20px;
    isolation: isolate;
}
.notebook::before {
    content: ""; position: absolute; z-index: -2; inset: 4px -2px 0;
    border-radius: 10px 10px 18px 18px;
    background: linear-gradient(105deg, #596166 0, #7a8387 4%, #646c70 48%, #4f575b 50%, #687074 52%, #7a8387 96%, #586064 100%);
    box-shadow: 0 28px 35px rgba(39,47,51,.23), 0 10px 16px rgba(39,47,51,.16), inset 0 -3px 0 rgba(255,255,255,.2);
}
.notebook::after {
    content: ""; position: absolute; z-index: -1; left: 20px; right: 20px; bottom: 13px; height: 18px;
    border-radius: 0 0 10px 10px;
    background: repeating-linear-gradient(to bottom, #aeb4b6 0 1px, #ecefee 1px 3px);
    box-shadow: 0 5px 6px rgba(8,11,13,.24);
}
.notebook-page {
    position: relative; z-index: 1; min-width: 0; min-height: 550px; padding: 34px 40px 58px;
    background-color: #fbfcfb;
    background-image:
        linear-gradient(105deg, rgba(30,38,42,.025), transparent 12%, transparent 86%, rgba(30,38,42,.035)),
        repeating-linear-gradient(to bottom, transparent 0 31px, rgba(46,92,110,.082) 31px 32px);
    border: 1px solid #d5dcde; overflow: hidden;
}
.notebook-page::after {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    box-shadow: inset 0 0 28px rgba(23,32,39,.045), inset 0 -9px 0 rgba(176,184,186,.18);
}
.notebook-page-morning {
    border-right: 0; border-radius: 5px 0 3px 9px; transform-origin: right center;
    transform: perspective(1500px) rotateY(1.15deg);
    box-shadow: -7px 8px 0 -3px #d7dbdc, -11px 11px 0 -5px #b8bec0, inset -18px 0 24px rgba(30,38,42,.105);
}
.notebook-page-afternoon {
    border-left: 0; border-radius: 0 5px 9px 3px; transform-origin: left center;
    transform: perspective(1500px) rotateY(-1.15deg);
    box-shadow: 7px 8px 0 -3px #d7dbdc, 11px 11px 0 -5px #b8bec0, inset 18px 0 24px rgba(30,38,42,.105);
}
.notebook-page-morning::before, .notebook-page-afternoon::before {
    content: ""; position: absolute; top: 0; bottom: 0; width: 25px; pointer-events: none;
}
.notebook-page-morning::before {
    right: 0;
    background:
        radial-gradient(circle at right 50%, #0b0d0e 0 5px, #555e62 5.5px 7px, rgba(255,255,255,.75) 7.5px 8.5px, transparent 9px) right top / 25px var(--ring-step, 5%) repeat-y,
        linear-gradient(to left, rgba(13,17,19,.2), transparent);
}
.notebook-page-afternoon::before {
    left: 0;
    background:
        radial-gradient(circle at left 50%, #0b0d0e 0 5px, #555e62 5.5px 7px, rgba(255,255,255,.75) 7.5px 8.5px, transparent 9px) left top / 25px var(--ring-step, 5%) repeat-y,
        linear-gradient(to right, rgba(13,17,19,.2), transparent);
}
.notebook-page-header { position: relative; z-index: 1; display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 28px; padding-bottom: 17px; border-bottom: 2px solid var(--ink); }
.page-period { display: block; color: var(--blue); font: 800 18px/1.2 Bahnschrift, "Microsoft YaHei UI", sans-serif; letter-spacing: .08em; }
.notebook-page-header small { display: block; margin-top: 5px; color: var(--ink-soft); font: 700 10px/1 Bahnschrift, Consolas, monospace; letter-spacing: .12em; }
.page-count { flex: 0 0 auto; color: var(--ink-soft); font: 700 11px/1 Bahnschrift, "Microsoft YaHei UI", sans-serif; }
.notebook-entries { position: relative; z-index: 1; display: grid; align-content: start; gap: 24px; }
.notebook-binding {
    position: relative; z-index: 30; min-height: 0; background: transparent;
}
.notebook-binding::before, .notebook-binding::after {
    content: ""; position: absolute; top: -2px; bottom: -5px; left: 50%; transform: translateX(-50%);
}
.notebook-binding::before {
    width: 14px; border-radius: 3px;
    background: linear-gradient(90deg, #343a3d, #697175 18%, #3e4548 48%, #747c80 76%, #353b3e);
    box-shadow: 0 0 0 1px rgba(47,54,58,.55), -6px 0 9px rgba(44,51,55,.18), 6px 0 9px rgba(44,51,55,.18);
}
.notebook-binding::after {
    width: 3px; background: linear-gradient(to right, rgba(255,255,255,.15), rgba(255,255,255,.75), rgba(255,255,255,.08));
}
.binding-ring {
    position: absolute; z-index: 2; top: var(--ring-position); left: 50%; box-sizing: border-box; width: 72px; height: 29px;
    border: 5px ridge #929a9e; border-bottom: 0; border-radius: 37px 37px 7px 7px;
    background: transparent;
    filter: drop-shadow(0 5px 3px rgba(25,30,33,.46));
    transform: translate(-50%,-50%) rotateX(26deg);
}
.binding-ring::before {
    content: ""; position: absolute; left: 3px; right: 3px; top: -3px; height: 15px;
    border-top: 1px solid rgba(255,255,255,.92); border-radius: 50%;
    box-shadow: 0 -1px 0 rgba(47,53,56,.7);
}
.binding-ring::after {
    content: ""; position: absolute; left: -10px; right: -10px; bottom: -7px; height: 15px;
    background:
        radial-gradient(circle at 7px 50%, #eef1f2 0 1px, #727b7f 2px, #343a3d 5px, #1d2123 6px, transparent 7px),
        radial-gradient(circle at calc(100% - 7px) 50%, #eef1f2 0 1px, #727b7f 2px, #343a3d 5px, #1d2123 6px, transparent 7px);
    filter: drop-shadow(0 2px 2px rgba(36,42,45,.42));
}
.notebook-entry { position: relative; }
.entry-meta { display: flex; align-items: center; gap: 10px; margin: 0 0 8px; }
.entry-number { display: grid; width: 24px; height: 24px; place-items: center; color: var(--white); background: var(--ink); font: 700 10px/1 Bahnschrift, Consolas, monospace; }
.time-stamp { margin: 0; color: var(--ink-soft); font: 700 11px/1.4 Bahnschrift, Consolas, monospace; letter-spacing: .08em; }
.task-card { position: relative; padding: 21px; background: rgba(251,253,253,.94); border-top: 3px solid var(--blue); box-shadow: 0 7px 20px rgba(23,32,39,.075); }
.task-image-gallery { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 7px; margin-top: 15px; }
.task-image-thumb { position: relative; aspect-ratio: 1; min-width: 0; padding: 0; overflow: hidden; background: var(--paper); border: 1px solid var(--line); cursor: zoom-in; }
.task-image-thumb::after { content: "↗"; position: absolute; right: 4px; bottom: 4px; width: 18px; height: 18px; display: grid; place-items: center; color: var(--white); background: rgba(23,32,39,.72); font-size: 9px; opacity: 0; transition: opacity .18s; }
.task-image-thumb:hover::after, .task-image-thumb:focus-visible::after { opacity: 1; }
.task-image-thumb img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .2s; }
.task-image-thumb:hover img { transform: scale(1.045); }
.is-running .task-card { border-top-color: var(--amber); }
.is-paused .task-card { border-top-color: var(--pause); }
.task-card-header { display: flex; justify-content: space-between; gap: 16px; align-items: start; }
.status { color: var(--blue); font: 700 10px/1.4 Bahnschrift, Arial, sans-serif; letter-spacing: .13em; white-space: nowrap; }
.is-running .status { color: #9b6a00; }
.is-paused .status { color: var(--pause); }
.task-card h3 { margin: 8px 0 0; font-size: 18px; line-height: 1.45; }
.duration { font: 700 13px/1.4 Bahnschrift, Consolas, monospace; white-space: nowrap; }
.description { margin: 17px 0 0; color: var(--ink-soft); font-size: 13px; line-height: 1.75; white-space: pre-wrap; }
.remark { margin: 14px 0 0; padding: 10px 12px; color: var(--ink-soft); background: var(--paper); font-size: 12px; line-height: 1.6; }
.remark::before { content: "备注 / "; color: var(--blue); font-weight: 700; }
.pause-note { margin: 10px 0 0; color: var(--pause); font-size: 11px; font-weight: 700; }
.search-hit { margin: 13px 0 0; padding: 9px 11px; color: var(--ink-soft); background: rgba(242,169,0,.11); border-left: 3px solid var(--amber); font-size: 11px; line-height: 1.6; }
.search-hit::before { content: "追加命中 / "; color: #8b6100; font-weight: 800; }
.card-actions { display: flex; gap: 14px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--paper-deep); }
.text-button { padding: 0; color: var(--blue); background: none; border: 0; cursor: pointer; font-size: 12px; font-weight: 700; }
.text-button:hover { text-decoration: underline; }
.edit-button { color: var(--ink); }
.delete-button { margin-left: auto; color: var(--danger); }
.append-panel { display: none; margin-top: 16px; }
.append-panel.is-open { display: block; animation: reveal .2s ease-out; }
.append-list { display: grid; gap: 8px; margin-bottom: 12px; }
.append-entry { display: flex; align-items: flex-start; gap: 12px; padding-left: 12px; border-left: 2px solid var(--line); color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.append-entry-body { min-width: 0; flex: 1; white-space: pre-wrap; }
.append-entry .task-image-gallery { max-width: 360px; margin-top: 9px; }
.append-entry time { display: block; color: #829097; font: 700 10px/1.5 Bahnschrift, Consolas, monospace; }
.append-delete { flex: 0 0 auto; padding: 2px 6px; color: var(--danger); background: transparent; border: 1px solid rgba(179,77,63,.35); cursor: pointer; font-size: 10px; font-weight: 700; }
.append-delete:hover { color: var(--white); background: var(--danger); border-color: var(--danger); }
.append-form textarea { min-height: 66px; font-size: 12px; }
.append-form button { margin-top: 10px; padding: 8px 13px; border: 1px solid var(--ink); color: var(--ink); background: transparent; cursor: pointer; font-size: 11px; font-weight: 700; }
.append-form button:hover { color: var(--white); background: var(--ink); }
.append-image-picker { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; margin-top: 9px; }
.append-image-picker .append-image-select { margin: 0; padding: 6px 10px; color: var(--blue); border-color: var(--line); }
.append-image-picker > small { color: var(--ink-soft); font-size: 9px; }
.append-image-preview { flex-basis: 100%; margin-top: 0; }
.append-image-preview .selected-image-item { width: 48px; height: 48px; }

.empty-state { position: relative; width: min(520px, 90%); margin: 30px auto; padding: 42px; text-align: center; background: rgba(251,253,253,.72); border: 1px dashed var(--line); }
.empty-state strong { display: block; margin-bottom: 8px; font-size: 18px; }
.empty-state p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.loading { padding: 70px 0; text-align: center; color: var(--ink-soft); font-size: 13px; }

footer { padding: 28px 0 42px; border-top: 1px solid var(--line); color: var(--ink-soft); font: 700 10px/1.4 Bahnschrift, Arial, sans-serif; letter-spacing: .18em; }
.toast { position: fixed; z-index: 10; right: 24px; bottom: 24px; max-width: 360px; padding: 14px 18px; color: var(--white); background: var(--ink); box-shadow: var(--shadow); transform: translateY(24px); opacity: 0; pointer-events: none; transition: .25s; font-size: 13px; }
.toast.is-visible { transform: translateY(0); opacity: 1; }
.toast.is-error { background: var(--danger); }
.edit-dialog { width: min(620px, calc(100% - 28px)); max-height: calc(100vh - 40px); padding: 0; color: var(--ink); background: var(--white); border: 0; box-shadow: 0 25px 90px rgba(23,32,39,.28); }
.edit-dialog::backdrop { background: rgba(23,32,39,.48); backdrop-filter: blur(3px); }
.image-viewer { width: min(1100px, calc(100% - 34px)); height: min(88vh, 820px); padding: 0; overflow: hidden; color: var(--white); background: rgba(12,17,20,.96); border: 1px solid rgba(255,255,255,.18); box-shadow: 0 28px 100px rgba(0,0,0,.45); }
.image-viewer::backdrop { background: rgba(10,15,18,.82); backdrop-filter: blur(5px); }
.image-viewer > button { position: absolute; z-index: 2; top: 12px; right: 12px; width: 40px; height: 40px; padding: 0; color: var(--white); background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.35); cursor: pointer; font-size: 27px; line-height: 1; }
.image-viewer figure { width: 100%; height: 100%; display: grid; grid-template-rows: minmax(0,1fr) auto; gap: 12px; margin: 0; padding: 24px; }
.image-viewer img { width: 100%; height: 100%; min-height: 0; object-fit: contain; }
.image-viewer figcaption { min-height: 18px; padding-right: 44px; color: #d6dfe2; font-size: 11px; overflow-wrap: anywhere; }
.edit-dialog form { padding: 32px; }
.dialog-heading { display: flex; align-items: start; justify-content: space-between; padding-bottom: 20px; margin-bottom: 22px; border-bottom: 2px solid var(--ink); }
.dialog-heading small { color: var(--blue); font: 700 10px/1.4 Bahnschrift, Arial, sans-serif; letter-spacing: .16em; }
.dialog-heading h2 { margin-top: 5px; font-size: 30px; }
.dialog-heading > button { padding: 0; color: var(--ink-soft); background: none; border: 0; cursor: pointer; font-size: 30px; line-height: 1; }
.edit-dialog label { display: block; margin-top: 16px; }
.edit-dialog label > span { display: block; margin-bottom: 7px; color: var(--ink-soft); font-size: 12px; font-weight: 700; }
.edit-dialog label b { color: var(--danger); }
.edit-dialog input, .edit-dialog textarea { width: 100%; padding: 10px 2px; color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid var(--line); resize: vertical; }
.dialog-time-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.dialog-actions { display: flex; justify-content: end; gap: 12px; margin-top: 28px; }
.dialog-actions .primary-button { width: 190px; margin: 0; }
.secondary-button { padding: 12px 20px; color: var(--ink); background: transparent; border: 1px solid var(--line); cursor: pointer; font-weight: 700; }
.secondary-button:hover { border-color: var(--ink); }
.reminder-schedule { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 14px; color: var(--ink); background: var(--paper); border-left: 4px solid var(--amber); }
.reminder-schedule span { font: 700 12px/1.4 Bahnschrift, Consolas, monospace; }
.reminder-schedule span b { margin-right: 7px; color: var(--blue); font-size: 10px; letter-spacing: .1em; }
.reminder-schedule > small { grid-column: 1 / -1; color: var(--ink-soft); font-size: 10px; }
.reminder-switch { display: flex !important; align-items: center; justify-content: space-between; gap: 18px; padding: 17px 0; border-bottom: 1px solid var(--paper-deep); cursor: pointer; }
.reminder-switch > span { margin: 0 !important; }
.reminder-switch span b { display: block; color: var(--ink); font-size: 13px; }
.reminder-switch span small { display: block; margin-top: 5px; color: var(--ink-soft); font-size: 10px; font-weight: 400; }
.edit-dialog .reminder-switch input { width: 42px; height: 22px; margin: 0; accent-color: var(--blue); cursor: pointer; }
.reminder-dialog label > span small { margin-left: 8px; color: var(--ink-soft); font-size: 10px; font-weight: 400; }
.reminder-dialog { overflow-y: auto; }
.reminder-list-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-top: 18px; }
.reminder-list-heading strong { display: block; font-size: 13px; }
.reminder-list-heading small { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 10px; }
.reminder-list-heading > button { padding: 8px 11px; color: var(--blue); background: transparent; border: 1px solid var(--line); cursor: pointer; font-size: 10px; font-weight: 800; }
.reminder-list-heading > button:hover { color: var(--white); background: var(--blue); border-color: var(--blue); }
.reminder-items { display: grid; gap: 8px; max-height: 250px; margin-top: 10px; overflow-y: auto; }
.reminder-item { display: grid; grid-template-columns: 58px minmax(0,1fr) auto; align-items: center; gap: 12px; padding: 12px; background: var(--paper); border-left: 3px solid var(--blue); }
.reminder-item-delay { color: var(--blue); font: 800 16px/1 Bahnschrift, Consolas, monospace; text-align: center; }
.reminder-item-delay.is-fixed { font-size: 14px; letter-spacing: -.03em; }
.reminder-item-delay small { display: block; margin-top: 4px; color: var(--ink-soft); font-size: 8px; letter-spacing: .08em; }
.reminder-item-body { min-width: 0; }
.reminder-item-type { display: inline-block; margin-bottom: 6px; padding: 3px 7px; color: var(--blue); background: #e8f1f3; border: 1px solid #bed2d7; font: 800 8px/1 Bahnschrift, Consolas, monospace; letter-spacing: .08em; }
.reminder-item-type.is-once { color: #8b5d13; background: #fff6df; border-color: #e3c779; }
.reminder-item-type.is-completed { color: var(--ink-soft); background: #edf0f1; border-color: #ccd3d5; }
.reminder-item-content { min-width: 0; overflow-wrap: anywhere; font-size: 12px; font-weight: 700; }
.reminder-item-actions { display: flex; gap: 6px; }
.reminder-item-actions button { padding: 6px 8px; color: var(--ink-soft); background: var(--white); border: 1px solid var(--line); cursor: pointer; font-size: 9px; font-weight: 700; }
.reminder-item-actions button:hover { color: var(--blue); border-color: var(--blue); }
.reminder-item-actions .reminder-delete:hover { color: var(--danger); border-color: var(--danger); }
.reminder-list-empty { padding: 22px 14px; color: var(--ink-soft); background: var(--paper); border: 1px dashed var(--line); text-align: center; font-size: 11px; }
.reminder-item-editor { margin-top: 12px; padding: 15px; background: #f5f8f9; border: 1px solid var(--line); }
.reminder-editor-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.reminder-editor-heading strong { font-size: 13px; }
.reminder-editor-heading small { color: var(--ink-soft); font-size: 9px; }
.reminder-editor-fields { display: grid; grid-template-columns: 150px minmax(0,1fr); gap: 18px; }
.reminder-editor-fields > [hidden] { display: none !important; }
.reminder-mode-field { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 14px 0 0; padding: 0; border: 0; }
.reminder-mode-field legend { width: 100%; padding: 0 0 7px; color: var(--ink); font-size: 11px; font-weight: 800; }
.reminder-mode-field label { position: relative; display: flex !important; align-items: center; gap: 9px; margin: 0 !important; padding: 10px 11px; background: var(--white); border: 1px solid var(--line); cursor: pointer; }
.reminder-mode-field label:has(input:checked) { background: #eef5f7; border-color: var(--blue); box-shadow: inset 3px 0 0 var(--blue); }
.reminder-mode-field input { flex: 0 0 auto; width: 14px !important; height: 14px; margin: 0; padding: 0 !important; accent-color: var(--blue); }
.reminder-mode-field span { margin: 0 !important; }
.reminder-mode-field span b { display: block; color: var(--ink); font-size: 11px; }
.reminder-mode-field span small { display: block; margin: 3px 0 0 !important; color: var(--ink-soft); font-size: 9px; font-weight: 400; }
.reminder-editor-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }
.reminder-editor-actions button { padding: 8px 11px; color: var(--ink); background: transparent; border: 1px solid var(--line); cursor: pointer; font-size: 10px; font-weight: 800; }
.reminder-editor-actions #saveReminderItem { color: var(--white); background: var(--blue); border-color: var(--blue); }
.reminder-next-time { margin: 16px 0 0; padding: 10px 12px; color: var(--blue); background: #eef5f7; font: 700 11px/1.5 Bahnschrift, "Microsoft YaHei UI", sans-serif; }
.reminder-dialog-actions { align-items: center; }
.reminder-dialog-actions .primary-button { margin-left: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@keyframes reveal { from { opacity: 0; transform: translateY(-6px); } }

@media (max-width: 900px) {
    body { overflow-x: hidden; }
    .workbench { grid-template-columns: 1fr; }
    .workbench-copy { padding: 58px 0 46px; border-right: 0; border-bottom: 1px solid var(--line); }
    .calendar-area { padding: 42px 0; }
    .task-form { margin: 42px 0; }
    .notebook { grid-template-columns: 1fr; margin-inline: 0; padding: 10px 10px 18px; }
    .notebook-page { min-height: 360px; }
    .notebook-page-morning { border-right: 1px solid #cbd6da; border-bottom: 0; border-radius: 6px 6px 0 0; transform: none; }
    .notebook-page-afternoon { border-top: 0; border-left: 1px solid #cbd6da; border-radius: 0 0 6px 6px; transform: none; }
    .notebook-page-morning::before { inset: auto 0 0; width: auto; height: 20px; background: linear-gradient(to top, rgba(23,32,39,.12), transparent); }
    .notebook-page-afternoon::before { inset: 0 0 auto; width: auto; height: 20px; background: linear-gradient(to bottom, rgba(23,32,39,.12), transparent); }
    .notebook-binding { height: 50px; min-height: 50px; }
    .notebook-binding::before, .notebook-binding::after { top: 50%; bottom: auto; left: -2px; right: -2px; transform: translateY(-50%); }
    .notebook-binding::before { width: auto; height: 13px; }
    .notebook-binding::after { width: auto; height: 3px; }
    .binding-ring { top: 50%; left: var(--ring-position); width: 26px; height: 19px; border-width: 3px; border-bottom: 0; transform: translate(-50%,-50%) rotate(90deg) rotateX(20deg); }
    .binding-ring:nth-child(n + 8) { display: none; }
    .binding-ring::before { left: 1px; right: 1px; top: -2px; height: 9px; }
    .binding-ring::after { left: -6px; right: -6px; bottom: -5px; height: 11px; background-size: auto; }
}

@media (max-width: 680px) {
    .page-shell { width: min(100% - 28px, 1240px); }
    .site-header { height: 84px; }
    .brand small, .now small { display: none; }
    .calendar-card { padding: 22px 18px; }
    .calendar-header { align-items: flex-start; flex-direction: column; }
    .calendar-nav { width: 100%; }
    .calendar-day, .calendar-blank { min-height: 38px; }
    .calendar-actions { grid-template-columns: 1fr; }
    .task-form { padding: 25px 20px; }
    .time-fields { grid-template-columns: 1fr; }
    .time-fields legend em { display: block; float: none; margin-top: 5px; }
    .time-arrow { display: none; }
    .ledger { padding-top: 54px; }
    .ledger-header { align-items: start; flex-direction: column; }
    .ledger-tools { width: 100%; flex-direction: column; }
    .search-control, .search-control label { width: 100%; }
    .search-control label { flex: 1; }
    .date-control { width: 100%; }
    .date-control label { flex: 1; }
    .date-control input { width: 100%; }
    .day-summary span:last-child { width: 100%; margin-left: 0; }
    .notebook-page { padding: 25px 20px 40px; }
    .notebook-page-header { margin-bottom: 22px; }
    .notebook-entries { gap: 20px; }
    .notebook-binding { padding: 0 12px; }
    .binding-ring { height: 19px; }
    .task-card { padding: 20px; }
    .task-image-gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .task-card-header { display: block; }
    .duration { display: block; margin-top: 10px; }
    .running-panel { align-items: flex-start; flex-direction: column; }
    .running-actions { width: 100%; align-items: stretch; }
    .running-actions time { text-align: left; }
    .running-buttons { width: 100%; }
    .running-buttons button { flex: 1; }
    .dialog-time-grid { grid-template-columns: 1fr; gap: 0; }
    .edit-dialog form { padding: 24px 20px; }
    .reminder-schedule { grid-template-columns: 1fr; }
    .reminder-schedule > small { grid-column: auto; }
    .reminder-dialog-actions { flex-wrap: wrap; }
    .reminder-dialog-actions .primary-button { width: 100%; order: -1; }
    .reminder-item { grid-template-columns: 38px minmax(0,1fr); }
    .reminder-item-actions { grid-column: 1 / -1; justify-content: flex-end; }
    .reminder-editor-fields { grid-template-columns: 1fr; gap: 0; }
    .reminder-mode-field { grid-template-columns: 1fr; }
    .reminder-editor-heading { align-items: flex-start; flex-direction: column; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}