:root {
  --bg: #f4f2ec;
  --card: #ffffff;
  --ink: #1f2a24;
  --muted: #6b7a71;
  --line: #e3ded2;
  --green: #2f7d4f;
  --green-dark: #245f3c;
  --amber: #b97c1f;
  --red: #b3402f;
  --radius: 14px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
button { font: inherit; cursor: pointer; }
.muted { color: var(--muted); }

/* ---------- top bar ---------- */
.topbar { background: var(--card); border-bottom: 1px solid var(--line); }
.topbar-inner {
  max-width: 1040px; margin: 0 auto; padding: 16px 32px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand strong { display: block; font-size: 17px; }
.brand .sub { display: block; font-size: 12.5px; color: var(--muted); }
.mark {
  width: 38px; height: 38px; border-radius: 10px; background: var(--green); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 19px; flex: none;
}
.top-actions { display: flex; align-items: center; gap: 14px; font-size: 14px; }

/* ---------- layout ---------- */
.shell { max-width: 1040px; margin: 0 auto; padding: 28px 32px 80px; }
@media (max-width: 720px) { .shell, .topbar-inner { padding-left: 18px; padding-right: 18px; } }

/* ---------- summary ---------- */
.summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 26px; }
.stat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; display: flex; flex-direction: column; gap: 2px;
}
.stat .value { font-size: 26px; font-weight: 700; }
.stat .label { font-size: 13px; color: var(--muted); }
.stat.alert .value { color: var(--red); }

/* ---------- toolbar ---------- */
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); background: var(--card); color: var(--muted);
  border-radius: 999px; padding: 7px 16px; font-size: 13.5px;
}
.chip.active { background: var(--green); border-color: var(--green); color: #fff; }

.primary {
  background: var(--green); color: #fff; border: none; border-radius: 10px;
  padding: 10px 18px; font-weight: 600; font-size: 14.5px;
}
.primary:hover { background: var(--green-dark); }
.ghost {
  background: transparent; border: 1px solid var(--line); color: var(--ink);
  border-radius: 10px; padding: 8px 14px; font-size: 13.5px;
}
.ghost:hover { border-color: var(--muted); }
.icon {
  background: transparent; border: none; color: var(--muted); font-size: 15px;
  padding: 4px 7px; border-radius: 6px; line-height: 1;
}
.icon:hover { background: var(--bg); color: var(--ink); }

/* ---------- projects ---------- */
.projects { display: flex; flex-direction: column; gap: 22px; }
.project {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 26px;
}
.project-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; }
.project-head h2 { margin: 0 0 4px; font-size: 19px; }
.project-head .desc { margin: 0; font-size: 14px; color: var(--muted); max-width: 60ch; }
.project-controls { display: flex; align-items: center; gap: 6px; flex: none; }
.status-select {
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 10px;
  font-size: 12.5px; background: var(--card); color: var(--ink); appearance: auto;
}
.status-select.active { border-color: var(--green); color: var(--green); }
.status-select.on-hold { border-color: var(--amber); color: var(--amber); }
.status-select.done { border-color: var(--muted); color: var(--muted); }

.progress { height: 6px; background: var(--bg); border-radius: 999px; margin: 16px 0 6px; overflow: hidden; }
.progress .bar { height: 100%; background: var(--green); border-radius: 999px; transition: width .3s; }
.progress-label { margin: 0 0 12px; font-size: 12.5px; color: var(--muted); }

/* ---------- tasks ---------- */
.tasks { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.task {
  display: flex; align-items: flex-start; gap: 12px; padding: 10px 4px;
  border-top: 1px solid var(--line);
}
.task:first-child { border-top: none; }
.task-check {
  width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--line);
  background: var(--card); color: #fff; font-size: 13px; line-height: 1; flex: none; margin-top: 2px;
  display: inline-flex; align-items: center; justify-content: center;
}
.task-check.in-progress { border-color: var(--amber); color: var(--amber); }
.task-check.done { background: var(--green); border-color: var(--green); }
.task-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.task-title { font-size: 14.5px; }
.task.done .task-title { text-decoration: line-through; color: var(--muted); }
.task-notes { font-size: 13px; color: var(--muted); white-space: pre-wrap; }
.due {
  font-size: 12.5px; color: var(--muted); background: var(--bg);
  border-radius: 999px; padding: 3px 10px; flex: none; margin-top: 3px;
}
.due.soon { color: var(--amber); background: #f7ecd9; }
.due.overdue { color: #fff; background: var(--red); }
.task-tools { display: flex; gap: 2px; flex: none; opacity: 0; transition: opacity .15s; }
.task:hover .task-tools { opacity: 1; }

.done-tasks { margin-top: 8px; }
.done-tasks summary { font-size: 13px; color: var(--muted); cursor: pointer; padding: 4px 0; }
.add-task { margin-top: 14px; }

.empty {
  background: var(--card); border: 1px dashed var(--line); border-radius: var(--radius);
  padding: 48px; text-align: center; color: var(--muted); font-size: 15px;
}

/* ---------- dialogs ---------- */
dialog {
  border: none; border-radius: var(--radius); padding: 0;
  width: min(440px, calc(100vw - 40px));
  box-shadow: 0 24px 60px rgba(31, 42, 36, .25);
}
dialog::backdrop { background: rgba(31, 42, 36, .4); }
dialog form { padding: 26px 28px; display: flex; flex-direction: column; gap: 14px; }
dialog h3 { margin: 0 0 4px; font-size: 18px; }
dialog label { display: flex; flex-direction: column; gap: 5px; font-size: 13.5px; font-weight: 600; }
dialog input, dialog textarea {
  border: 1px solid var(--line); border-radius: 9px; padding: 9px 12px;
  font: inherit; font-weight: 400; background: var(--bg); color: var(--ink);
}
dialog input:focus, dialog textarea:focus { outline: 2px solid var(--green); outline-offset: 0; border-color: transparent; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 6px; }

/* ---------- login ---------- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-shell {
  display: flex; gap: 64px; align-items: center; padding: 40px 32px;
  max-width: 960px; width: 100%; flex-wrap: wrap; justify-content: center;
}
.login-copy { max-width: 420px; }
.eyebrow { letter-spacing: .18em; font-size: 12px; font-weight: 700; color: var(--green); margin: 0 0 10px; }
.login-copy h1 { font-size: 34px; line-height: 1.18; margin: 0 0 14px; }
.login-copy h1 em { font-style: normal; color: var(--green); }
.login-copy p { color: var(--muted); font-size: 15px; }
.login-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 32px 30px; width: 340px; display: flex; flex-direction: column; gap: 13px;
  box-shadow: 0 18px 44px rgba(31, 42, 36, .12);
}
.login-card h2 { margin: 6px 0 0; font-size: 21px; }
.login-card .muted { margin: 0 0 4px; font-size: 13.5px; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 13.5px; font-weight: 600; }
.login-card input {
  border: 1px solid var(--line); border-radius: 9px; padding: 10px 12px;
  font: inherit; font-weight: 400; background: var(--bg);
}
.login-card input:focus { outline: 2px solid var(--green); outline-offset: 0; border-color: transparent; }
.error { color: var(--red); font-size: 13.5px; min-height: 1em; margin: 0; }