/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --ink: #14213D;
  --ink-soft: #2C3A5C;
  --paper: #F2EEE2;
  --paper-raised: #FBF9F3;
  --line: #DAD3C0;
  --line-strong: #C7BEA6;
  --mustard: #E8A33D;
  --mustard-deep: #C9822A;
  --teal: #2A6E63;
  --teal-deep: #1E4F47;
  --muted: #6B6252;
  --danger: #B3472B;
  --on-accent: #21170A;

  --footer-bg: #12182A;
  --footer-text: #E7E2D3;
  --footer-link: #C9D3E6;
  --footer-muted: #7C88A6;

  --font-display: "Zilla Slab", Georgia, serif;
  --font-body: "Work Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow-card: 0 1px 0 var(--line), 0 14px 32px -16px rgba(20,33,61,0.28);
  --shadow-pop: 0 10px 30px -8px rgba(0,0,0,0.35);

  color-scheme: light;
}

[data-theme="dark"] {
  --ink: #F3F1E8;
  --ink-soft: #C9C2B0;
  --paper: #10141C;
  --paper-raised: #1A2029;
  --line: #2A303C;
  --line-strong: #3B4250;
  --mustard: #F0B25C;
  --mustard-deep: #E8A33D;
  --teal: #4FA294;
  --teal-deep: #7FC9BB;
  --muted: #9A9486;
  --danger: #E17A5D;
  --on-accent: #21170A;

  --shadow-card: 0 1px 0 var(--line), 0 18px 40px -18px rgba(0,0,0,0.55);
  --shadow-pop: 0 14px 36px -10px rgba(0,0,0,0.6);

  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  transition: background-color 0.25s ease;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

body {
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 34px,
    var(--line) 34px,
    var(--line) 35px
  );
  background-attachment: local;
  min-height: 100vh;
  transition: background-color 0.25s ease, color 0.25s ease;
}

body::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--mustard) 0%, var(--teal) 100%);
}

button {
  font-family: inherit;
  cursor: pointer;
}

textarea {
  font-family: inherit;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

:focus-visible {
  outline: 2px solid var(--teal-deep);
  outline-offset: 2px;
}

/* ============================================================
   LAYOUT SHELL
   ============================================================ */
.shell {
  max-width: 640px;
  margin: 0 auto;
  min-height: 100vh;
  padding: 28px 20px 64px;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 12px;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark .dot { color: var(--mustard-deep); }

.topbar-actions {
  display: flex;
  gap: 14px;
  align-items: center;
}

.link-btn {
  background: none;
  border: none;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 4px 0;
}
.link-btn:hover { color: var(--ink); }

/* ============================================================
   HEADER CONTROLS — theme + language
   ============================================================ */
.header-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1.5px solid var(--line-strong);
  background: var(--paper-raised);
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
  flex-shrink: 0;
}
.icon-btn:hover {
  border-color: var(--teal);
  color: var(--ink);
}
.icon-btn:active { transform: scale(0.94); }

.lang-wrap {
  position: relative;
}

.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 240px;
  background: var(--footer-bg);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-pop);
  z-index: 40;
  animation: menu-in 0.16s ease both;
}

@keyframes menu-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.lang-menu-title {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--footer-muted);
  font-weight: 700;
  margin-bottom: 10px;
}

.lang-option {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--footer-text);
  text-align: left;
}
.lang-option:hover { background: rgba(255,255,255,0.06); }
.lang-option.active { color: var(--mustard); }
.lang-option .lang-code {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--footer-muted);
  font-weight: 700;
}
.lang-option.active .lang-code { color: var(--mustard); }

.lang-disclaimer {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--footer-muted);
}

/* Lightweight header wrapper for static legal pages — no min-height,
   so content directly below is never pushed down by empty space. */
.page-header {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ============================================================
   WELCOME
   ============================================================ */
.hero {
  padding-top: 8px;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
  display: block;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 52px);
  line-height: 1.04;
  margin: 0 0 18px;
  font-weight: 700;
  color: var(--ink);
}

.hero h1 em {
  font-style: normal;
  color: var(--mustard-deep);
}

.hero p.lede {
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 30px;
}

.type-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 34px;
}

.type-pill {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  color: var(--ink-soft);
  background: var(--paper-raised);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: 15px 26px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  box-shadow: 0 4px 0 var(--mustard-deep);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-primary:active { transform: translateY(2px); box-shadow: 0 2px 0 var(--mustard-deep); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line-strong);
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
}
.btn-secondary:hover { border-color: var(--ink); }

.how-it-works {
  margin-top: 44px;
  border-top: 1px solid var(--line);
  padding-top: 26px;
}

.how-it-works h2 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 16px;
}

.how-steps {
  display: grid;
  gap: 14px;
}

.how-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.how-step .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--paper);
  background: var(--teal);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.how-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
}

.how-step strong { color: var(--ink); }

/* ============================================================
   QUIZ
   ============================================================ */
.quiz-progress {
  display: flex;
  gap: 6px;
  margin-bottom: 30px;
}

.quiz-progress .seg {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--line-strong);
  overflow: hidden;
}
.quiz-progress .seg .fill {
  height: 100%;
  background: var(--teal);
  width: 0%;
  transition: width 0.3s ease;
}

.quiz-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 10px;
}

.quiz-q {
  font-family: var(--font-display);
  font-size: clamp(24px, 5.5vw, 30px);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 26px;
  color: var(--ink);
}

.quiz-options {
  display: grid;
  gap: 10px;
}

.quiz-option {
  text-align: left;
  background: var(--paper-raised);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 16px 18px;
  font-size: 15px;
  line-height: 1.45;
  color: var(--ink);
  transition: border-color 0.12s ease, transform 0.08s ease, background 0.12s ease;
}
.quiz-option:hover {
  border-color: var(--teal);
  box-shadow: 0 6px 18px -10px rgba(20,33,61,0.3);
}
.quiz-option:active { transform: scale(0.99); }

.quiz-back {
  margin-top: 22px;
}

/* ============================================================
   RESULTS
   ============================================================ */
.stamp {
  display: inline-block;
  border: 2.5px solid var(--ink);
  border-radius: var(--radius);
  padding: 20px 24px;
  transform: rotate(-1.2deg);
  margin-bottom: 22px;
  background: var(--paper-raised);
}

.stamp .stamp-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  display: block;
  margin-bottom: 6px;
}

.stamp .stamp-type {
  font-family: var(--font-display);
  font-size: clamp(26px, 6vw, 36px);
  font-weight: 700;
  color: var(--mustard-deep);
  margin: 0;
}

.results-desc {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0 0 30px;
}

.score-bars {
  display: grid;
  gap: 12px;
  margin-bottom: 34px;
}

.score-row {
  display: grid;
  grid-template-columns: 110px 1fr 34px;
  align-items: center;
  gap: 10px;
}

.score-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
}

.score-track {
  height: 8px;
  background: var(--line);
  border-radius: 4px;
  overflow: hidden;
}
.score-fill {
  height: 100%;
  background: var(--teal);
  border-radius: 4px;
}
.score-row.is-top .score-fill { background: var(--mustard-deep); }
.score-row.is-top .score-label { color: var(--ink); }

.score-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  text-align: right;
}

/* ============================================================
   TODAY DASHBOARD
   ============================================================ */
.day-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 8px;
}

.day-meta .track-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.streak-badge {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--danger);
  display: flex;
  align-items: center;
  gap: 5px;
}

/* --- signature element: the chain --- */
.chain-wrap {
  margin-bottom: 30px;
  overflow-x: auto;
  padding: 10px 2px 16px;
  -webkit-overflow-scrolling: touch;
}

.chain {
  display: flex;
  align-items: center;
  width: max-content;
}

.chain-link {
  position: relative;
  display: flex;
  align-items: center;
}

.chain-link .rung {
  width: 3px;
  height: 2px;
  background: var(--line-strong);
}
.chain-link:first-child .rung { display: none; }

.chain-node {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2.5px solid var(--line-strong);
  background: var(--paper-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  flex-shrink: 0;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.chain-node.done {
  background: var(--mustard);
  border-color: var(--mustard-deep);
  color: var(--on-accent);
}

.chain-node.today {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(42,110,99,0.15);
}

.chain-node.today.done {
  border-color: var(--teal-deep);
}

/* --- lesson card --- */
.lesson-card {
  background: var(--paper-raised);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 26px 24px;
  margin-bottom: 20px;
  animation: card-in 0.35s ease both;
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.lesson-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--teal-deep);
  font-weight: 700;
  margin-bottom: 8px;
  display: block;
}

.lesson-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 14px;
  color: var(--ink);
}

.lesson-teaching {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

.action-box {
  background: var(--paper);
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.action-box input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--teal);
  flex-shrink: 0;
}

.action-box .action-text {
  font-size: 14.5px;
  line-height: 1.5;
}

.action-box .action-text .tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--mustard-deep);
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
}

.reflection-card {
  background: var(--paper-raised);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 22px;
}

.reflection-card label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 10px;
}

.reflection-card textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--paper);
  padding: 12px 14px;
  font-size: 14.5px;
  color: var(--ink);
  resize: vertical;
  min-height: 70px;
  line-height: 1.5;
}
.reflection-card textarea:focus {
  border-color: var(--teal);
}

.complete-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.done-note {
  font-size: 13.5px;
  color: var(--teal-deep);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* --- bottom nav --- */
.tabbar {
  margin-top: auto;
  padding-top: 30px;
  display: flex;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  margin-top: 36px;
}

.tab-btn {
  flex: 1;
  background: transparent;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}
.tab-btn.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* ============================================================
   INSIGHTS
   ============================================================ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--paper-raised);
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 16px 14px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--mustard-deep);
  display: block;
}

.stat-label {
  font-size: 11.5px;
  color: var(--muted);
  font-weight: 600;
  margin-top: 4px;
  display: block;
}

.log-list {
  display: grid;
  gap: 10px;
}

.log-empty {
  color: var(--muted);
  font-size: 14px;
  padding: 30px 0;
  text-align: center;
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--radius);
}

.log-row {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.log-row .log-date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--teal-deep);
  font-weight: 700;
  margin-bottom: 4px;
  display: block;
}

.log-row .log-text {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.log-row .log-text.empty {
  color: var(--muted);
  font-style: italic;
}

.section-heading {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  font-weight: 700;
  margin: 0 0 14px;
}

.danger-zone {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.danger-btn {
  background: transparent;
  border: 1.5px solid var(--danger);
  color: var(--danger);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
}
.danger-btn:hover { background: var(--danger); color: #fff; }

@media (max-width: 420px) {
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
  .score-row { grid-template-columns: 92px 1fr 30px; }
}

/* ============================================================
   SITE FOOTER
   ============================================================ */
.site-footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 30px 20px 36px;
  text-align: center;
  margin-top: 44px;
}

.site-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 26px;
  margin-bottom: 16px;
}

.site-footer .footer-links a {
  color: var(--footer-link);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.site-footer .footer-links a:hover {
  color: var(--mustard);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer .footer-copy {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--footer-muted);
}

/* ============================================================
   LEGAL / ABOUT PAGES
   ============================================================ */
.legal-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 34px 20px 10px;
}

.legal-wrap .back-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 26px;
}
.legal-wrap .back-link:hover { color: var(--ink); }

.legal-wrap h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 6vw, 38px);
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
}

.legal-wrap .updated {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 28px;
}

.legal-wrap .lede {
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0 0 8px;
}

.legal-wrap h2 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  margin: 30px 0 10px;
  color: var(--ink);
}

.legal-wrap p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0 0 14px;
}

.legal-wrap ul {
  margin: 0 0 14px;
  padding-left: 20px;
}

.legal-wrap li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.legal-wrap a.inline-link {
  color: var(--teal-deep);
  font-weight: 600;
}