/* Todo for Procrastinators — 复古笔记本风格 */
:root {
  --paper: #fffdf4;
  --paper-2: #fbf7e9;
  --desk: #ece4d2;
  --ink: #3a3122;
  --ink-light: rgba(58, 49, 34, 0.6);
  --ink-faint: rgba(58, 49, 34, 0.38);
  --rule: rgba(70, 95, 130, 0.16);
  --edge: rgba(58, 49, 34, 0.14);
  --edge-soft: rgba(58, 49, 34, 0.08);
  --hover: rgba(58, 49, 34, 0.055);
  --margin-red: #d68f8f;
  --blue: #3a6ea5;
  --blue-soft: rgba(58, 110, 165, 0.14);
  --green: #6f8c45;
  --green-soft: rgba(111, 140, 69, 0.18);
  --red: #bf5a48;
  --serif: Georgia, "Songti SC", "STSong", "Times New Roman", serif;
  --shadow: rgba(58, 49, 34, 0.06) 0 0 0 1px, rgba(58, 49, 34, 0.12) 0 6px 18px;
}

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

html, body {
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--desk);
  -webkit-font-smoothing: antialiased;
}

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input { font: inherit; color: inherit; }
a { color: inherit; }

/* ---------- top bar ---------- */
.topbar {
  display: flex; align-items: center; gap: 12px;
  height: 50px; padding: 0 18px;
  background: var(--paper);
  border-bottom: 1px solid var(--edge);
  position: sticky; top: 0; z-index: 50;
}
.logo {
  display: flex; align-items: center; gap: 9px; text-decoration: none;
  font-family: var(--serif); font-weight: 700; font-size: 16px; letter-spacing: 0.01em;
  white-space: nowrap;
}
.logo svg { display: block; }
.logo .logo-text { display: inline; }

.view-toggle {
  display: flex; background: var(--paper-2); border: 1px solid var(--edge-soft);
  border-radius: 7px; padding: 2px; margin-left: 8px;
}
.view-toggle button {
  padding: 3px 13px; border-radius: 5px; font-size: 13px; color: var(--ink-light);
}
.view-toggle button.active { background: var(--paper); color: var(--ink); box-shadow: rgba(58,49,34,0.12) 0 1px 2px; }

.spacer { flex: 1; }

/* search */
.search-wrap { position: relative; width: 280px; }
.search-wrap input {
  width: 100%; padding: 6px 10px 6px 30px;
  border: 1px solid var(--edge); border-radius: 7px;
  font-size: 13px; background: var(--paper-2); outline: none;
}
.search-wrap input:focus { background: var(--paper); border-color: var(--blue); box-shadow: var(--blue-soft) 0 0 0 2px; }
.search-wrap .search-icon { position: absolute; left: 9px; top: 8px; color: var(--ink-faint); pointer-events: none; }
.search-results {
  position: absolute; top: 38px; left: 0; width: 380px; max-height: 320px; overflow-y: auto;
  background: var(--paper); border: 1px solid var(--edge); border-radius: 9px;
  box-shadow: var(--shadow); padding: 6px; z-index: 100;
}
.search-results:empty { display: none; }
.search-result {
  display: flex; align-items: center; gap: 9px; width: 100%; text-align: left;
  padding: 7px 9px; border-radius: 6px; font-size: 13px;
}
.search-result:hover { background: var(--hover); }
.search-result .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.search-result .dot.open { background: var(--blue); }
.search-result .dot.done { background: var(--green); }
.search-result .sr-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.search-result .sr-title.done { text-decoration: line-through; color: var(--ink-faint); }
.search-result .sr-date { color: var(--ink-faint); font-size: 12px; flex: none; }
.search-empty { padding: 12px; font-size: 13px; color: var(--ink-faint); text-align: center; }

.user-menu { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-light); }
.user-menu .btn-plain { padding: 4px 9px; border-radius: 6px; }
.user-menu .btn-plain:hover { background: var(--hover); }
.badge-local {
  font-size: 12px; color: var(--ink-light); background: var(--paper-2);
  border: 1px solid var(--edge-soft); padding: 2px 9px; border-radius: 11px;
}

/* ---------- notebook ---------- */
.notebook-wrap { display: flex; justify-content: center; padding: 44px 24px 90px; }
.book {
  display: flex; width: 100%; max-width: 1060px; min-height: 620px;
  background: var(--paper); border-radius: 6px; position: relative;
  /* 纸张厚度：层叠书页 */
  box-shadow:
    var(--edge-soft) 0 0 0 1px,
    #f3eddd 6px 6px 0 -2px,
    #efe8d6 11px 11px 0 -4px,
    rgba(58,49,34,0.18) 0 16px 40px -12px;
}
/* 中缝装订 */
.book::before {
  content: ""; position: absolute; left: 50%; top: 14px; bottom: 14px;
  width: 2px; transform: translateX(-50%);
  background: repeating-linear-gradient(to bottom,
    var(--edge) 0 7px, transparent 7px 15px);
  opacity: 0.7;
}
.page {
  flex: 1; padding: 38px 40px 38px 56px; min-width: 0; position: relative;
}
/* 红色页边线 */
.page::before {
  content: ""; position: absolute; top: 28px; bottom: 28px; left: 40px;
  width: 1px; background: var(--margin-red); opacity: 0.55;
}
.page.left { box-shadow: inset -22px 0 22px -22px rgba(58,49,34,0.13); }
.page.right { box-shadow: inset 22px 0 22px -22px rgba(58,49,34,0.13); }

.page-header { margin-bottom: 18px; }
.page-label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-faint);
}
.page-date { font-family: var(--serif); font-size: 25px; font-weight: 700; margin-top: 3px; color: var(--ink); }
.page-count { font-size: 12.5px; color: var(--ink-faint); margin-top: 5px; }

.todo-list { list-style: none; }
.todo-item {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 6px; border-bottom: 1px solid var(--rule);
  font-size: 15px; line-height: 1.4; min-height: 40px;
}
.todo-item:hover { background: var(--hover); }
.todo-item.rolled-over .todo-title::before {
  content: "↩"; color: var(--margin-red); margin-right: 6px; font-size: 13px;
}
.todo-item.rolled-over .todo-title::after {
  content: "顺延"; font-size: 10.5px; color: var(--ink-faint);
  border: 1px solid var(--edge); border-radius: 4px;
  padding: 0 5px; margin-left: 8px; vertical-align: 1px;
}
.todo-item.flash { animation: flash 1.6s ease-out; }
@keyframes flash { 0%, 50% { background: var(--blue-soft); } 100% { background: transparent; } }

.todo-check {
  width: 18px; height: 18px; flex: none;
  border: 1.5px solid var(--ink-faint); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.18s, border-color 0.18s;
}
.todo-check:hover { border-color: var(--blue); }
.todo-item.done .todo-check { background: var(--green); border-color: var(--green); }
.todo-check svg { opacity: 0; transition: opacity 0.18s; }
.todo-item.done .todo-check svg { opacity: 1; }
.todo-item.celebrate .todo-check { animation: checkpop 0.42s cubic-bezier(0.34, 1.56, 0.64, 1); }
@keyframes checkpop { 0% { transform: scale(0.55); } 55% { transform: scale(1.28); } 100% { transform: scale(1); } }

.todo-title { flex: 1; min-width: 0; overflow-wrap: break-word; cursor: text; }
/* 划线从左扫过——只作用于文字宽度 */
.todo-text {
  background-image: linear-gradient(var(--ink-light), var(--ink-light));
  background-repeat: no-repeat; background-position: 0 60%; background-size: 0% 1.5px;
  transition: background-size 0.4s ease, color 0.4s ease;
}
.todo-item.done .todo-text { background-size: 100% 1.5px; color: var(--ink-faint); }

.todo-edit {
  flex: 1; border: none; outline: none; background: transparent;
  font-size: 15px; line-height: 1.4; padding: 0;
}

.todo-actions { display: none; gap: 2px; flex: none; }
.todo-item:hover .todo-actions { display: flex; }
.todo-item.done .act-move { display: none; }
.todo-actions button {
  width: 24px; height: 24px; border-radius: 5px; color: var(--ink-faint);
  display: flex; align-items: center; justify-content: center; font-size: 14px;
}
.todo-actions button:hover { background: rgba(58,49,34,0.1); color: var(--ink); }
.todo-actions .act-delete:hover { color: var(--red); }

.todo-add {
  display: flex; align-items: center; gap: 11px; padding: 9px 6px;
  color: var(--ink-faint); border-bottom: 1px solid var(--rule);
}
.todo-add .plus { width: 18px; flex: none; text-align: center; font-size: 17px; }
.todo-add input { flex: 1; border: none; outline: none; background: transparent; font-size: 15px; }
.todo-add input::placeholder { color: var(--ink-faint); }

.page-empty { color: var(--ink-faint); font-size: 14px; padding: 12px 0; font-style: italic; }

/* ---------- gantt ---------- */
.gantt-wrap { max-width: 1200px; margin: 0 auto; padding: 34px 24px 90px; }
.gantt-toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.gantt-toolbar h2 { font-family: var(--serif); font-size: 19px; font-weight: 700; min-width: 150px; }
.gantt-toolbar button {
  padding: 4px 11px; border-radius: 6px; border: 1px solid var(--edge);
  background: var(--paper); font-size: 13px; color: var(--ink-light);
}
.gantt-toolbar button:hover { background: var(--hover); }

.gantt { background: var(--paper); border: 1px solid var(--edge); border-radius: 8px; overflow-x: auto; box-shadow: var(--shadow); }
.gantt-grid { display: grid; min-width: 100%; width: max-content; }
.gantt-cell { border-bottom: 1px solid var(--edge-soft); border-right: 1px solid var(--edge-soft); }
.gantt-head {
  font-size: 11px; color: var(--ink-faint); text-align: center; padding: 7px 0;
  background: var(--paper-2); position: sticky; top: 0;
}
.gantt-head .dow { display: block; }
.gantt-head .dom { display: block; font-size: 13px; color: var(--ink-light); font-weight: 600; }
.gantt-head.today-col .dom {
  color: #fff; background: var(--blue); border-radius: 50%;
  width: 22px; height: 22px; line-height: 22px; margin: 0 auto;
}
.gantt-label {
  font-size: 13px; padding: 9px 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  position: sticky; left: 0; background: var(--paper); z-index: 2;
  border-right: 1px solid var(--edge);
}
.gantt-label.done { text-decoration: line-through; color: var(--ink-faint); }
.gantt-cell.weekend { background: var(--paper-2); }
.gantt-cell.today-col-body { background: var(--blue-soft); }
.gantt-bar-row { position: relative; }
.gantt-bar {
  position: absolute; top: 7px; height: 20px; border-radius: 4px;
  background: var(--blue); opacity: 0.85; min-width: 8px;
}
.gantt-bar.done { background: var(--green); opacity: 0.5; }
.gantt-bar.flash { animation: barflash 1.6s ease-out; }
@keyframes barflash { 0%, 50% { box-shadow: 0 0 0 3px var(--blue-soft), 0 0 0 1.5px var(--blue); } }
.gantt-empty { padding: 44px; text-align: center; color: var(--ink-faint); font-size: 14px; font-style: italic; }

/* ---------- login ---------- */
.login-wrap { display: flex; justify-content: center; padding: 70px 24px; }
.login-card {
  width: 380px; background: var(--paper); border: 1px solid var(--edge);
  border-radius: 10px; padding: 36px 34px; box-shadow: var(--shadow);
}
.login-card h1 { font-family: var(--serif); font-size: 25px; margin-bottom: 6px; }
.login-card .sub { color: var(--ink-light); font-size: 14px; margin-bottom: 26px; }
.btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 10px 14px; border-radius: 7px; font-size: 14px; font-weight: 500;
  border: 1px solid var(--edge); background: var(--paper); transition: background 0.15s;
}
.btn:hover { background: var(--hover); }
.btn-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-primary:hover { background: #335f8e; }
.btn-primary:disabled { opacity: 0.5; cursor: default; }
.login-divider { display: flex; align-items: center; gap: 10px; margin: 20px 0; color: var(--ink-faint); font-size: 12px; }
.login-divider::before, .login-divider::after { content: ""; flex: 1; height: 1px; background: var(--edge-soft); }
.login-card .field {
  width: 100%; padding: 10px 12px; border: 1px solid var(--edge); border-radius: 7px;
  font-size: 14px; outline: none; margin-bottom: 10px; background: var(--paper-2);
}
.login-card .field:focus { background: var(--paper); border-color: var(--blue); box-shadow: var(--blue-soft) 0 0 0 2px; }
.login-msg { font-size: 13px; margin-top: 12px; color: var(--ink-light); min-height: 18px; }
.login-msg.error { color: var(--red); }

.hidden { display: none !important; }

/* ---------- landing ---------- */
.landing-nav { display: flex; align-items: center; max-width: 1060px; margin: 0 auto; height: 64px; padding: 0 24px; }
.landing-nav .nav-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.nav-link { font-size: 14px; color: var(--ink-light); text-decoration: none; padding: 6px 11px; border-radius: 6px; }
.nav-link:hover { background: var(--hover); }
.nav-cta { font-size: 14px; font-weight: 500; color: #fff; background: var(--blue); text-decoration: none; padding: 8px 15px; border-radius: 7px; }
.nav-cta:hover { background: #335f8e; }

.hero { max-width: 740px; margin: 0 auto; padding: 88px 24px 52px; text-align: center; }
.hero .eyebrow {
  display: inline-block; font-size: 12.5px; color: var(--ink-light);
  background: var(--paper); border: 1px solid var(--edge); border-radius: 20px;
  padding: 4px 14px; margin-bottom: 24px;
}
.hero h1 { font-family: var(--serif); font-size: 54px; line-height: 1.12; letter-spacing: -0.01em; font-weight: 700; }
.hero p { font-size: 19px; color: var(--ink-light); margin: 22px auto 32px; max-width: 560px; line-height: 1.65; }
.hero .cta-row { display: flex; gap: 12px; justify-content: center; }
.hero .cta-main { font-size: 15px; font-weight: 500; color: var(--paper); background: var(--ink); text-decoration: none; padding: 12px 24px; border-radius: 8px; }
.hero .cta-main:hover { background: #2a2318; }

.hero-shot { max-width: 980px; margin: 0 auto; padding: 0 24px 80px; }
.hero-shot .frame { border-radius: 10px; box-shadow: var(--shadow); overflow: hidden; background: var(--paper); border: 1px solid var(--edge); }

.features { max-width: 980px; margin: 0 auto; padding: 0 24px 100px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.feature h3 { font-family: var(--serif); font-size: 17px; margin: 12px 0 6px; }
.feature p { font-size: 14px; color: var(--ink-light); line-height: 1.6; }
.feature .icon {
  width: 38px; height: 38px; border-radius: 8px; background: var(--paper);
  border: 1px solid var(--edge); display: flex; align-items: center; justify-content: center; font-size: 19px;
}
.landing-footer { border-top: 1px solid var(--edge-soft); padding: 30px 24px; text-align: center; font-size: 13px; color: var(--ink-faint); }

/* ---------- theme toggle ---------- */
.theme-toggle {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 11px; border: 1px solid var(--edge); border-radius: 7px;
  background: var(--paper-2); color: var(--ink-light); font-size: 13px;
}
.theme-toggle:hover { background: var(--paper); color: var(--ink); }
.theme-toggle .tt-emoji { font-size: 14px; line-height: 1; }

.page-header { display: flex; align-items: center; gap: 14px; }
.ph-text { min-width: 0; }
.mood-face { display: none; flex: none; }
.mood-face svg { display: block; }

/* ---------- MOODA 主题（心情）：手绘心情日记，奶油底 + 圆点 + 黑框 + 鲜艳色 ---------- */
[data-theme="mooda"] {
  --paper: #f4f2ea;
  --paper-2: #eceae1;
  --desk: #eceae1;
  --ink: #2e2a26;
  --ink-light: rgba(46, 42, 38, 0.62);
  --ink-faint: rgba(46, 42, 38, 0.42);
  --edge: rgba(46, 42, 38, 0.16);
  --edge-soft: rgba(46, 42, 38, 0.08);
  --hover: rgba(46, 42, 38, 0.05);
  --rule: transparent;
  --blue: #6ca6e0;
  --blue-soft: rgba(108, 166, 224, 0.18);
  --green: #5cb96a;
  --green-soft: rgba(92, 185, 106, 0.18);
  --serif: "Yuanti SC", "PingFang SC", ui-rounded, sans-serif;
  --shadow: rgba(46, 42, 38, 0.1) 0 8px 24px -12px;
}
[data-theme="mooda"] .topbar { background: var(--desk); }
[data-theme="mooda"] .book { background: transparent; box-shadow: none; gap: 22px; max-width: 1000px; min-height: 0; }
[data-theme="mooda"] .book::before { display: none; }
[data-theme="mooda"] .page,
[data-theme="mooda"] .page.left,
[data-theme="mooda"] .page.right {
  background-color: var(--paper);
  background-image: radial-gradient(circle, rgba(46, 42, 38, 0.13) 1.1px, transparent 1.1px);
  background-size: 17px 17px;
  border: 1.5px solid var(--ink);
  border-radius: 9px;
  box-shadow: var(--shadow);
  padding: 26px 28px 34px;
}
[data-theme="mooda"] .page::before { display: none; }
[data-theme="mooda"] .mood-face { display: block; }
[data-theme="mooda"] .mood-face svg { width: 54px; height: 54px; }
[data-theme="mooda"] .page-label {
  font-family: "Gaegu", cursive; font-size: 15px; font-weight: 700; color: var(--ink);
  letter-spacing: 0; display: inline-block; padding: 0 5px;
  background: linear-gradient(transparent 58%, rgba(108, 166, 224, 0.5) 58%);
}
[data-theme="mooda"] .page-date { font-family: var(--serif); font-weight: 700; }
[data-theme="mooda"] .todo-item, [data-theme="mooda"] .todo-add { border-bottom: none; }
[data-theme="mooda"] .todo-item { border-radius: 11px; }
[data-theme="mooda"] .todo-check { border-color: var(--c); border-width: 2px; }
[data-theme="mooda"] .todo-check:hover { filter: brightness(0.93); }
[data-theme="mooda"] .todo-item.done .todo-check { background: var(--c); border-color: var(--c); }
[data-theme="mooda"] .gantt-bar { background: var(--c, var(--blue)); opacity: 0.9; }

@media (max-width: 880px) {
  .book { flex-direction: column; min-height: 0; }
  .book::before { display: none; }
  .page.left { box-shadow: none; border-bottom: 1px solid var(--edge); }
  .page.right { box-shadow: none; }
  .features { grid-template-columns: 1fr; }
  .hero h1 { font-size: 38px; }
  .search-wrap { width: 150px; }
  .search-results { width: 290px; right: 0; left: auto; }
  .logo .logo-text { display: none; }
}