:root{
  --bg: #F2F5EF;
  --surface: #FFFFFF;
  --surface-2: #EBEFE6;
  --border: #DCE3D6;
  --ink: #262E28;
  --ink-soft: #5C6A60;
  --ink-faint: #8B978D;

  --accent: #4F8079;
  --accent-ink: #F4F8F6;
  --accent-soft: #DCEAE7;

  --good: #7E9E6D;
  --good-soft: #E4ECDD;
  --normal: #C7973F;
  --normal-soft: #F3E7CD;
  --hard: #C17A63;
  --hard-soft: #F3DFD6;

  --shadow: 0 1px 2px rgba(38,46,40,0.04), 0 6px 20px rgba(38,46,40,0.06);
  --radius-l: 20px;
  --radius-m: 14px;
  --radius-s: 10px;
}

@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg: #1B211C;
    --surface: #232A24;
    --surface-2: #2A322B;
    --border: #384039;
    --ink: #E8EDE5;
    --ink-soft: #ABB6A9;
    --ink-faint: #77837A;

    --accent: #7FB3AB;
    --accent-ink: #12211E;
    --accent-soft: #2C3E3B;

    --good: #9AC086;
    --good-soft: #2F3B2A;
    --normal: #D9AE5F;
    --normal-soft: #40381F;
    --hard: #DB9A82;
    --hard-soft: #43302A;

    --shadow: 0 1px 2px rgba(0,0,0,0.2), 0 8px 24px rgba(0,0,0,0.28);
  }
}
:root[data-theme="dark"]{
  --bg: #1B211C;
  --surface: #232A24;
  --surface-2: #2A322B;
  --border: #384039;
  --ink: #E8EDE5;
  --ink-soft: #ABB6A9;
  --ink-faint: #77837A;

  --accent: #7FB3AB;
  --accent-ink: #12211E;
  --accent-soft: #2C3E3B;

  --good: #9AC086;
  --good-soft: #2F3B2A;
  --normal: #D9AE5F;
  --normal-soft: #40381F;
  --hard: #DB9A82;
  --hard-soft: #43302A;

  --shadow: 0 1px 2px rgba(0,0,0,0.2), 0 8px 24px rgba(0,0,0,0.28);
}

*{ box-sizing: border-box; }
html{ background: var(--bg); }
body{
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3{
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  font-weight: 500;
  text-wrap: balance;
  margin: 0;
}

a{ color: var(--accent); }

/* ---------- shared site nav ---------- */
.site-nav{
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-nav .inner{
  max-width: 760px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.site-nav .brand{
  font-family: "Fraunces", Georgia, serif;
  font-size: 16px;
  color: var(--ink);
  text-decoration: none;
}
.site-nav .links{
  display: flex;
  gap: 6px;
}
.site-nav .links a{
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 13.5px;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.site-nav .links a:hover{ border-color: var(--border); }
.site-nav .links a.active{
  background: var(--accent-soft);
  color: var(--ink);
  border-color: var(--accent);
}

.wrap{
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 90px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* ---------- landing page ---------- */
.hero{
  padding: 30px 4px 6px;
}
.hero h1{
  font-size: 32px;
  letter-spacing: -0.01em;
}
.hero p{
  color: var(--ink-soft);
  font-size: 15px;
  max-width: 52ch;
  margin-top: 10px;
}
.nav-cards{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 560px){ .nav-cards{ grid-template-columns: 1fr; } }
.nav-card{
  display: block;
  text-decoration: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 22px;
  color: var(--ink);
  transition: transform .12s ease, border-color .12s ease;
}
.nav-card:hover{ transform: translateY(-2px); border-color: var(--accent); }
.nav-card .eyebrow{
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--accent);
}
.nav-card h2{
  font-size: 21px;
  margin-top: 6px;
}
.nav-card p{
  margin-top: 8px;
  font-size: 13.5px;
  color: var(--ink-soft);
}
.nav-card .go{
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
}

/* ---------- prose (метод) ---------- */
.prose{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 30px 30px 34px;
}
.prose h1{ font-size: 27px; }
.prose .lede{
  color: var(--ink-soft);
  font-size: 14px;
  font-style: italic;
  margin-top: 8px;
  margin-bottom: 6px;
}
.prose h2{
  font-size: 20px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.prose h2:first-of-type{ border-top: none; margin-top: 20px; padding-top: 0; }
.prose h3{
  font-size: 15.5px;
  margin-top: 20px;
  color: var(--accent);
}
.prose p{
  margin: 12px 0 0;
  max-width: 66ch;
}
.prose ul, .prose ol{
  margin: 12px 0 0;
  padding-left: 20px;
  max-width: 66ch;
}
.prose li{ margin-top: 6px; }
.prose strong{ color: var(--ink); }
.prose .callout{
  margin-top: 14px;
  background: var(--surface-2);
  border-radius: var(--radius-m);
  padding: 14px 16px;
  font-size: 14px;
  color: var(--ink-soft);
}
.prose .final-block{
  margin-top: 16px;
  padding: 16px 18px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
}
.prose .final-block h3{ color: var(--ink); margin-top: 0; }

/* ---------- tracker ---------- */
header.top{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
header.top .titles h1{
  font-size: 30px;
  letter-spacing: -0.01em;
}
header.top .titles .date{
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 14px;
  text-transform: capitalize;
}
.streak-chip{
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px 8px 10px;
  box-shadow: var(--shadow);
  font-size: 13.5px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.streak-chip strong{
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  font-size: 15px;
}
.streak-dot{
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  flex: none;
}

.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 22px 22px 24px;
}
.card h2{
  font-size: 18px;
}
.card .sub{
  color: var(--ink-soft);
  font-size: 13.5px;
  margin-top: 3px;
}
.card-head{
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.modes{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.mode-btn{
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--ink-soft);
  border-radius: var(--radius-m);
  padding: 12px 10px;
  font: inherit;
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: border-color .15s ease, background .15s ease, color .15s ease, transform .1s ease;
}
.mode-btn:hover{ transform: translateY(-1px); }
.mode-btn .dot{ width: 9px; height: 9px; border-radius: 50%; }
.mode-btn[data-mode="hard"] .dot{ background: var(--hard); }
.mode-btn[data-mode="normal"] .dot{ background: var(--normal); }
.mode-btn[data-mode="good"] .dot{ background: var(--good); }
.mode-btn.active[data-mode="hard"]{ background: var(--hard-soft); border-color: var(--hard); color: var(--ink); }
.mode-btn.active[data-mode="normal"]{ background: var(--normal-soft); border-color: var(--normal); color: var(--ink); }
.mode-btn.active[data-mode="good"]{ background: var(--good-soft); border-color: var(--good); color: var(--ink); }

.checklist{
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.check-row{
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 4px;
  border-radius: var(--radius-s);
  cursor: pointer;
}
.check-row:hover{ background: var(--surface-2); }
.check-row input{
  width: 18px; height: 18px;
  accent-color: var(--accent);
  flex: none;
  cursor: pointer;
}
.check-row span{ font-size: 14.5px; }
.check-row.checked span{
  color: var(--ink-faint);
  text-decoration: line-through;
  text-decoration-color: var(--border);
}

.ratings{
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.rating-row .rlabel{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}
.rating-row .rlabel .name{ font-weight: 600; font-size: 14px; }
.rating-row .rlabel .val{
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 12.5px;
  color: var(--ink-faint);
}
.scale{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}
.scale button{
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface-2);
  border-radius: var(--radius-s);
  height: 34px;
  cursor: pointer;
  font: inherit;
  color: var(--ink-faint);
  transition: all .12s ease;
}
.scale button:hover{ border-color: var(--accent); }
.scale button.on{
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}
.anchors{
  display: flex;
  justify-content: space-between;
  margin-top: 5px;
  font-size: 11.5px;
  color: var(--ink-faint);
}

textarea{
  width: 100%;
  resize: vertical;
  min-height: 64px;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  background: var(--surface-2);
  color: var(--ink);
  font: inherit;
  padding: 11px 12px;
  line-height: 1.5;
}
textarea:focus, input:focus, .mode-btn:focus, .scale button:focus, .quiet-btn:focus{
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
input[type="text"]{
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  background: var(--surface-2);
  color: var(--ink);
  font: inherit;
  padding: 10px 12px;
}
label.field-label{
  display: block;
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 6px;
  font-weight: 600;
}

.plan-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 620px){ .plan-grid{ grid-template-columns: 1fr; } }

.quiet-btn{
  appearance: none;
  width: 100%;
  text-align: left;
  background: var(--hard-soft);
  border: 1px solid var(--hard);
  color: var(--ink);
  border-radius: var(--radius-m);
  padding: 14px 16px;
  font: inherit;
  font-weight: 600;
  font-size: 14.5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.quiet-btn .chev{ transition: transform .15s ease; color: var(--ink-soft); }
.quiet-btn[aria-expanded="true"] .chev{ transform: rotate(180deg); }
.quiet-panel{
  margin-top: 12px;
  display: none;
  flex-direction: column;
  gap: 10px;
}
.quiet-panel.open{ display: flex; }
.quiet-step{
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
}
.quiet-step .num{
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  color: var(--hard);
  font-weight: 500;
  flex: none;
  width: 18px;
}
.timer-row{
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
}
.timer-display{
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 20px;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  min-width: 58px;
}
.pill-btn{
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 999px;
  padding: 9px 16px;
  font: inherit;
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
}
.pill-btn.ghost{ background: transparent; color: var(--accent); }
.timer-note{ font-size: 12.5px; color: var(--ink-faint); }

.stats-row{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.stat{
  background: var(--surface-2);
  border-radius: var(--radius-m);
  padding: 12px 14px;
}
.stat .num{
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 21px;
  font-variant-numeric: tabular-nums;
}
.stat .lbl{ font-size: 12px; color: var(--ink-soft); margin-top: 2px; }

.hist-grid{
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin-top: 14px;
}
.hist-cell{
  aspect-ratio: 1;
  border-radius: 7px;
  border: 1px solid var(--border);
  cursor: pointer;
  position: relative;
  background: var(--surface-2);
}
.hist-cell.today{ box-shadow: 0 0 0 2px var(--accent); }
.hist-cell.selected::after{
  content: "";
  position: absolute; inset: -4px;
  border: 1.5px solid var(--ink);
  border-radius: 9px;
  opacity: .35;
}
.hist-legend{
  display: flex;
  gap: 16px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--ink-soft);
  flex-wrap: wrap;
}
.hist-legend span{ display: inline-flex; align-items: center; gap: 6px; }
.hist-legend i{ width: 9px; height: 9px; border-radius: 3px; display: inline-block; }

.day-detail{
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--ink-soft);
}
.day-detail .dtitle{ color: var(--ink); font-weight: 600; margin-bottom: 6px; }
.day-detail .drow{ margin-top: 3px; }
.day-detail .empty{ font-style: italic; }

footer.save-status{
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 12px;
  color: var(--ink-faint);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .25s ease, transform .25s ease;
  pointer-events: none;
}
footer.save-status.show{ opacity: 1; transform: translateY(0); }

/* ---------- quiet back-link / footer link ---------- */
.back-link{
  display: inline-block;
  margin-bottom: 18px;
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
}
.back-link:hover{ color: var(--accent); }

.footer-link{
  text-align: center;
  margin-top: 4px;
}
.footer-link a{
  font-size: 12.5px;
  color: var(--ink-faint);
  text-decoration: none;
}
.footer-link a:hover{ color: var(--ink-soft); }

/* ---------- bottom guide (what each block is for) ---------- */
.guide-toggle-row{
  display: flex;
  justify-content: center;
  margin-top: 6px;
}
.guide-toggle{
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 8px 16px;
  font: inherit;
  font-size: 12.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.guide-toggle:hover{ border-color: var(--accent); color: var(--accent); }
.guide-toggle .mark{
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Fraunces", Georgia, serif;
  font-style: italic;
  font-size: 12px;
  flex: none;
}

.block-guide{
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.block-guide .bg-item{
  display: flex;
  gap: 12px;
}
.block-guide .bg-item .bmark{
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  flex: none;
}
.block-guide .bg-item .bname{
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 2px;
}
.block-guide .bg-item .bwhat{
  font-size: 13.5px;
  color: var(--ink-soft);
}
.block-guide .bg-item .bwhen{
  font-size: 12.5px;
  color: var(--ink-faint);
  margin-top: 4px;
}
.block-guide .bg-item .bwhen b{ color: var(--ink-soft); font-weight: 600; }

/* ---------- info button / how-to panel ---------- */
.title-row{
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.info-btn{
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-faint);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-family: "Fraunces", Georgia, serif;
  font-style: italic;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  transition: border-color .15s ease, color .15s ease;
}
.info-btn:hover{ border-color: var(--accent); color: var(--accent); }
.info-panel{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 18px 20px 20px;
}
.info-panel h2{ font-size: 16.5px; }
.info-panel ol{
  margin: 12px 0 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.info-panel li{ font-size: 14px; color: var(--ink-soft); }
.info-panel li::marker{ color: var(--accent); font-weight: 600; }

/* ---------- milestone celebration ---------- */
.celebrate{
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translate(-50%, -8px);
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease, transform .35s ease;
  z-index: 30;
  white-space: nowrap;
}
.celebrate.show{ opacity: 1; transform: translate(-50%, 0); }
.streak-chip.pulse{ animation: pulse-once 1.1s ease; }
@keyframes pulse-once{
  0%{ box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 45%, transparent); }
  100%{ box-shadow: 0 0 0 10px color-mix(in srgb, var(--accent) 0%, transparent); }
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; animation: none !important; }
}