:root {
  --paper: #f4f1e8;
  --paper-2: #fffdf7;
  --paper-3: #e9e4d8;
  --ink: #17231f;
  --muted: #59635e;
  --line: #d3cec0;
  --green: #176b55;
  --green-dark: #0d493b;
  --green-soft: #dcece5;
  --on-green: #fffdf7;
  --coral: #a63f39;
  --coral-soft: #f5dfd8;
  --on-coral: #fffdf7;
  --yellow: #e9bd35;
  --yellow-soft: #f8ebbb;
  --blue: #315e8b;
  --blue-soft: #dce7f1;
  --on-blue: #fffdf7;
  --purple: #695381;
  --purple-soft: #e7deee;
  --danger: #a63f39;
  --success: #176b55;
  --section-ink-bg: #17231f;
  --section-ink-text: #fffdf7;
  --section-green-bg: #0d493b;
  --section-green-text: #fffdf7;
  --shadow: 0 14px 40px rgba(23, 35, 31, 0.09);
  --shadow-small: 0 5px 18px rgba(23, 35, 31, 0.08);
  --radius: 18px;
  --radius-small: 11px;
  --max: 1180px;
  --font-size: 16px;
  --line-height: 1.6;
  --focus-ring: 0 0 0 4px rgba(49, 94, 139, 0.25);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  font-size: var(--font-size);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: var(--line-height);
  text-rendering: optimizeLegibility;
}

body.dark-mode {
  --paper: #101714;
  --paper-2: #18211d;
  --paper-3: #25302b;
  --ink: #f3f1e9;
  --muted: #b7c0bb;
  --line: #38453f;
  --green: #64c9a7;
  --green-dark: #92dec5;
  --green-soft: #1d3b31;
  --on-green: #17231f;
  --coral: #ef9a85;
  --coral-soft: #492c27;
  --on-coral: #17231f;
  --yellow: #f1cf65;
  --yellow-soft: #453e23;
  --blue: #8eb9e5;
  --blue-soft: #24384c;
  --on-blue: #17231f;
  --purple: #c2a7db;
  --purple-soft: #382d43;
  --danger: #ffaaa4;
  --success: #82d8ba;
  --section-ink-bg: #0b100e;
  --section-ink-text: #f3f1e9;
  --section-green-bg: #123a30;
  --section-green-text: #f3f1e9;
  --shadow: 0 14px 40px rgba(0, 0, 0, 0.22);
  --shadow-small: 0 5px 18px rgba(0, 0, 0, 0.2);
  color-scheme: dark;
}

body.high-contrast {
  --paper: #000;
  --paper-2: #000;
  --paper-3: #171717;
  --ink: #fff;
  --muted: #fff;
  --line: #fff;
  --green: #00ffb2;
  --green-dark: #00ffb2;
  --green-soft: #003b2b;
  --on-green: #000;
  --coral: #ff8a75;
  --coral-soft: #471207;
  --on-coral: #000;
  --yellow: #ffe600;
  --yellow-soft: #3b3500;
  --blue: #77c8ff;
  --blue-soft: #002844;
  --on-blue: #000;
  --purple: #e5b3ff;
  --purple-soft: #310047;
  --focus-ring: 0 0 0 4px #ffe600;
  --section-ink-bg: #000;
  --section-ink-text: #fff;
  --section-green-bg: #000;
  --section-green-text: #fff;
  color-scheme: dark;
}

body.large-text {
  --font-size: 19px;
}

body.comfort-spacing {
  --line-height: 1.9;
  letter-spacing: 0.018em;
  word-spacing: 0.055em;
}

body.readable-font {
  font-family: Arial, Verdana, sans-serif;
}

body.no-images img:not(.brand-mark):not(.essential-icon),
body.no-images .photo,
body.no-images .image-panel,
body.no-images .mascot-visual {
  display: none !important;
}

body.no-images .hero-grid,
body.no-images .grid-2:has(> .image-panel),
body.no-images .mascot-card {
  grid-template-columns: 1fr;
}

body.focus-layout .site-notice,
body.focus-layout .secondary-nav,
body.focus-layout .decorative,
body.focus-layout .page-aside,
body.focus-layout .site-footer {
  display: none !important;
}

body.reduce-motion *,
body.reduce-motion *::before,
body.reduce-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  scroll-behavior: auto !important;
  transition-duration: 0.01ms !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

a {
  color: var(--green-dark);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--coral);
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select,
input[type="checkbox"],
input[type="radio"] {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  box-shadow: var(--focus-ring);
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  line-height: 1.12;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.45rem, 7vw, 5.9rem);
  margin-bottom: 1.2rem;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  margin-bottom: 0.6rem;
}

p:last-child {
  margin-bottom: 0;
}

.skip-link {
  background: var(--yellow);
  color: #111;
  font-weight: 800;
  left: 1rem;
  padding: 0.8rem 1rem;
  position: fixed;
  top: -100px;
  z-index: 1000;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  margin-inline: auto;
  max-width: var(--max);
  padding-inline: clamp(1rem, 4vw, 2rem);
  width: 100%;
}

.narrow {
  max-width: 800px;
}

.page-shell {
  min-height: 60vh;
}

.section {
  padding-block: clamp(3.5rem, 8vw, 7rem);
}

.section-compact {
  padding-block: clamp(2.2rem, 5vw, 4rem);
}

.section-paper {
  background: var(--paper-2);
  border-block: 1px solid var(--line);
}

.section-ink {
  background: var(--section-ink-bg);
  color: var(--section-ink-text);
}

.section-green {
  background: var(--section-green-bg);
  color: var(--section-green-text);
}

.section-coral {
  background: var(--coral-soft);
}

.section-blue {
  background: var(--blue-soft);
}

.section-yellow {
  background: var(--yellow-soft);
}

.stack > * + * {
  margin-top: var(--stack-gap, 1rem);
}

.cluster {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--cluster-gap, 0.75rem);
}

.spread {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: clamp(1rem, 2vw, 1.5rem);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-2 > *,
.grid-3 > *,
.grid-4 > * {
  min-width: 0;
}

.eyebrow {
  color: var(--green-dark);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.section-ink .eyebrow,
.section-green .eyebrow {
  color: var(--yellow);
}

.lead {
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.65;
  max-width: 740px;
}

.section-ink .lead {
  color: color-mix(in srgb, var(--section-ink-text) 82%, transparent);
}

.section-green .lead {
  color: color-mix(in srgb, var(--section-green-text) 82%, transparent);
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.87rem;
}

.micro {
  font-size: 0.74rem;
}

.text-center {
  text-align: center;
}

.text-center .lead {
  margin-inline: auto;
}

.divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin-block: 2rem;
}

.site-notice {
  background: var(--yellow);
  color: #17231f;
  font-size: 0.84rem;
  font-weight: 750;
  padding: 0.48rem 1rem;
  text-align: center;
}

.site-header {
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

@supports (backdrop-filter: blur(10px)) {
  .site-header {
    backdrop-filter: blur(14px);
  }
}

.header-row {
  align-items: center;
  display: flex;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  align-items: center;
  color: var(--ink);
  display: inline-flex;
  flex: 0 0 auto;
  font-size: 1.05rem;
  font-weight: 950;
  gap: 0.6rem;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  height: 34px;
  width: 34px;
}

.primary-nav {
  align-items: center;
  display: flex;
  gap: 0.15rem;
  margin-left: auto;
}

.primary-nav a,
.nav-more summary {
  border-radius: 8px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 750;
  padding: 0.62rem 0.7rem;
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"],
.nav-more summary:hover {
  background: var(--green-soft);
  color: var(--green-dark);
}

.nav-more {
  position: relative;
}

.nav-more summary {
  cursor: pointer;
  list-style: none;
}

.nav-more summary::-webkit-details-marker {
  display: none;
}

.nav-menu {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.2rem;
  min-width: 225px;
  padding: 0.55rem;
  position: absolute;
  right: 0;
  top: calc(100% + 0.6rem);
}

.header-actions {
  align-items: center;
  display: flex;
  gap: 0.5rem;
}

.menu-button {
  display: none;
}

.icon-button {
  align-items: center;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: inline-flex;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.icon-button:hover {
  background: var(--paper-3);
}

.btn {
  align-items: center;
  background: var(--green-dark);
  border: 1px solid var(--green-dark);
  border-radius: 10px;
  color: var(--on-green);
  display: inline-flex;
  font-weight: 820;
  gap: 0.45rem;
  justify-content: center;
  line-height: 1.2;
  min-height: 46px;
  padding: 0.78rem 1.05rem;
  text-decoration: none;
}

.btn:hover {
  background: var(--green);
  color: var(--on-green);
}

.btn-secondary {
  background: var(--paper-2);
  border-color: var(--line);
  color: var(--ink);
}

.btn-secondary:hover {
  background: var(--paper-3);
  color: var(--ink);
}

.btn-coral {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--on-coral);
}

.btn-coral:hover {
  background: color-mix(in srgb, var(--coral) 84%, #000);
}

.btn-yellow {
  background: var(--yellow);
  border-color: var(--yellow);
  color: #17231f;
}

.btn-yellow:hover {
  background: color-mix(in srgb, var(--yellow) 82%, #fff);
  color: #17231f;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--paper-3);
  color: var(--ink);
}

.btn-small {
  font-size: 0.84rem;
  min-height: 38px;
  padding: 0.55rem 0.75rem;
}

.btn-wide {
  width: 100%;
}

.link-arrow {
  font-weight: 800;
  text-decoration-thickness: 1px;
}

.badge,
.tag {
  align-items: center;
  background: var(--green-soft);
  border: 1px solid color-mix(in srgb, var(--green) 30%, transparent);
  border-radius: 999px;
  color: var(--green-dark);
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 820;
  gap: 0.35rem;
  line-height: 1.1;
  padding: 0.4rem 0.6rem;
}

.badge-coral {
  background: var(--coral-soft);
  border-color: color-mix(in srgb, var(--coral) 35%, transparent);
  color: var(--coral);
}

.badge-yellow {
  background: var(--yellow-soft);
  border-color: color-mix(in srgb, var(--yellow) 45%, transparent);
  color: color-mix(in srgb, var(--yellow) 55%, #513b00);
}

.badge-blue {
  background: var(--blue-soft);
  border-color: color-mix(in srgb, var(--blue) 35%, transparent);
  color: var(--blue);
}

.badge-purple {
  background: var(--purple-soft);
  border-color: color-mix(in srgb, var(--purple) 35%, transparent);
  color: var(--purple);
}

.hero {
  overflow: hidden;
  padding-block: clamp(3rem, 8vw, 7rem);
  position: relative;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 5vw, 5rem);
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
}

.hero h1 .accent {
  color: var(--green);
  display: block;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.8rem;
}

.hero-note {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 0.83rem;
  gap: 0.5rem;
  margin-top: 1rem;
}

.hero-media {
  position: relative;
}

.hero-photo {
  aspect-ratio: 4 / 4.6;
  border: 1px solid var(--line);
  border-radius: 120px 20px 20px 20px;
  box-shadow: var(--shadow);
  object-fit: cover;
  width: 100%;
}

.media-label {
  background: var(--yellow);
  border: 1px solid #7c6418;
  bottom: -1.2rem;
  color: #17231f;
  font-size: 0.86rem;
  font-weight: 800;
  left: -1.5rem;
  max-width: 230px;
  padding: 0.9rem 1rem;
  position: absolute;
  transform: rotate(-2deg);
}

.stat-strip {
  background: var(--section-ink-bg);
  color: var(--section-ink-text);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  border-right: 1px solid color-mix(in srgb, var(--paper-2) 22%, transparent);
  padding: 1.45rem clamp(1rem, 3vw, 2rem);
}

.stat-item:last-child {
  border-right: 0;
}

.stat-value {
  display: block;
  font-size: 1.65rem;
  font-weight: 950;
  letter-spacing: -0.04em;
}

.stat-label {
  color: color-mix(in srgb, var(--paper-2) 75%, transparent);
  font-size: 0.8rem;
}

.page-hero {
  border-bottom: 1px solid var(--line);
  padding-block: clamp(2.5rem, 7vw, 5.5rem);
}

.page-hero-grid {
  align-items: end;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.55fr);
}

.page-hero h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  max-width: 860px;
}

.page-hero-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-small);
  padding: 1.2rem;
}

.breadcrumb {
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: inherit;
}

.photo-frame {
  background: var(--paper-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.photo-frame img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
}

.photo-caption {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.75rem;
  padding: 0.55rem 0.75rem;
}

.card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
}

.card-hover {
  transition: box-shadow 170ms ease, transform 170ms ease;
}

.card-hover:hover {
  box-shadow: var(--shadow-small);
  transform: translateY(-3px);
}

.card-topline {
  border-top: 5px solid var(--green);
}

.card-coral {
  background: var(--coral-soft);
}

.card-green {
  background: var(--green-soft);
}

.card-yellow {
  background: var(--yellow-soft);
}

.card-blue {
  background: var(--blue-soft);
}

.card-purple {
  background: var(--purple-soft);
}

.card-icon {
  align-items: center;
  background: var(--green-soft);
  border: 1px solid color-mix(in srgb, var(--green) 25%, transparent);
  border-radius: 12px;
  display: inline-flex;
  font-size: 1.4rem;
  height: 46px;
  justify-content: center;
  margin-bottom: 1rem;
  width: 46px;
}

.track-card {
  display: flex;
  flex-direction: column;
  min-height: 330px;
  overflow: hidden;
  position: relative;
}

.track-card .track-number {
  color: color-mix(in srgb, var(--ink) 13%, transparent);
  font-size: 5rem;
  font-weight: 950;
  line-height: 0.8;
  position: absolute;
  right: 1rem;
  top: 1rem;
}

.track-card .link-arrow {
  margin-top: auto;
}

.feature-list,
.check-list,
.plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.feature-list li,
.check-list li {
  border-bottom: 1px solid var(--line);
  padding: 0.8rem 0 0.8rem 1.55rem;
  position: relative;
}

.feature-list li:last-child,
.check-list li:last-child {
  border-bottom: 0;
}

.feature-list li::before {
  color: var(--coral);
  content: "•";
  font-size: 1.4rem;
  left: 0.35rem;
  position: absolute;
  top: 0.55rem;
}

.check-list li::before {
  color: var(--green);
  content: "✓";
  font-weight: 900;
  left: 0;
  position: absolute;
}

.step-list {
  counter-reset: steps;
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, 1fr);
}

.step-list.two-columns {
  grid-template-columns: repeat(2, 1fr);
}

.step {
  background: var(--paper-2);
  border: 1px solid var(--line);
  counter-increment: steps;
  padding: 1.5rem;
}

.step::before {
  align-items: center;
  background: var(--yellow);
  border-radius: 50%;
  color: #17231f;
  content: counter(steps, decimal-leading-zero);
  display: flex;
  font-size: 0.74rem;
  font-weight: 900;
  height: 34px;
  justify-content: center;
  margin-bottom: 1.2rem;
  width: 34px;
}

.quote-card {
  border-left: 6px solid var(--yellow);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 760;
  line-height: 1.4;
  padding-left: 1.4rem;
}

.toolbar {
  align-items: end;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  padding: 1rem;
}

.field {
  display: grid;
  gap: 0.35rem;
  min-width: 160px;
}

.field-grow {
  flex: 1 1 260px;
}

.field label,
.field-label {
  color: var(--muted);
  font-size: 0.77rem;
  font-weight: 820;
  letter-spacing: 0.04em;
}

.input,
input[type="text"],
input[type="search"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 9px;
  min-height: 44px;
  padding: 0.7rem 0.75rem;
  width: 100%;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.switch-row {
  align-items: center;
  display: flex;
  gap: 0.75rem;
  justify-content: space-between;
}

.switch {
  appearance: none;
  background: var(--paper-3);
  border: 1px solid var(--line);
  border-radius: 999px;
  flex: 0 0 auto;
  height: 28px;
  position: relative;
  width: 50px;
}

.switch::after {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 50%;
  content: "";
  height: 22px;
  left: 2px;
  position: absolute;
  top: 2px;
  transition: left 150ms ease;
  width: 22px;
}

.switch:checked {
  background: var(--green);
}

.switch:checked::after {
  left: 24px;
}

.tabs {
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.tab {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  flex: 0 0 auto;
  font-weight: 800;
  padding: 0.6rem 0.85rem;
}

.tab:hover,
.tab[aria-selected="true"] {
  background: var(--green-soft);
  border-color: color-mix(in srgb, var(--green) 25%, transparent);
  color: var(--green-dark);
}

.curriculum-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.topic-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  min-height: 310px;
  overflow: hidden;
}

.topic-card[data-complete="true"] {
  border-color: var(--green);
  box-shadow: inset 0 0 0 1px var(--green);
}

.topic-card-header {
  align-items: center;
  background: var(--paper-3);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 0.6rem;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
}

.topic-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.1rem;
}

.topic-practice {
  background: var(--yellow-soft);
  border-left: 3px solid var(--yellow);
  font-size: 0.84rem;
  margin-top: auto;
  padding: 0.7rem;
}

.empty-state {
  background: var(--paper-2);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  grid-column: 1 / -1;
  padding: 2.5rem;
  text-align: center;
}

.progress {
  background: var(--paper-3);
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
}

.progress > span {
  background: var(--green);
  display: block;
  height: 100%;
  width: var(--progress, 0%);
}

.flashcard-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
}

.flashcard {
  background: transparent;
  border: 0;
  min-height: 260px;
  padding: 0;
  perspective: 1000px;
  text-align: left;
}

.flashcard-inner {
  height: 100%;
  min-height: 260px;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 420ms ease;
}

.flashcard[aria-pressed="true"] .flashcard-inner {
  transform: rotateY(180deg);
}

.flashcard-face {
  backface-visibility: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  height: 100%;
  inset: 0;
  justify-content: space-between;
  padding: 1.3rem;
  position: absolute;
}

.flashcard-front {
  background: var(--yellow-soft);
}

.flashcard-back {
  background: var(--green-soft);
  transform: rotateY(180deg);
}

.flashcard-prompt {
  font-size: 1.2rem;
  font-weight: 820;
  line-height: 1.35;
}

.resource-list {
  display: grid;
  gap: 0.75rem;
}

.resource-item {
  align-items: center;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr auto;
  padding: 1rem;
}

.resource-item:hover {
  border-color: var(--green);
}

.dashboard-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1.4fr 0.8fr;
}

.metric-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(3, 1fr);
}

.metric {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 1rem;
}

.metric strong {
  display: block;
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.activity-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.activity-list li {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0.8rem;
  grid-template-columns: 34px 1fr;
  padding-block: 0.8rem;
}

.activity-list li:last-child {
  border-bottom: 0;
}

.activity-dot {
  align-items: center;
  background: var(--green-soft);
  border-radius: 9px;
  display: flex;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.mascot-card {
  align-items: center;
  background: var(--yellow-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  gap: 1rem;
  grid-template-columns: 150px 1fr;
  padding: 1.2rem;
}

.mascot-visual {
  filter: drop-shadow(0 8px 8px rgba(23, 35, 31, 0.12));
  width: 140px;
}

.speech {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 18px 18px 18px 4px;
  padding: 1rem;
  position: relative;
}

.star-counter {
  align-items: center;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-flex;
  font-weight: 900;
  gap: 0.4rem;
  padding: 0.45rem 0.7rem;
}

.planner-layout {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: minmax(0, 1.35fr) minmax(290px, 0.65fr);
}

.calendar-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.calendar-header {
  align-items: center;
  background: var(--paper-3);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 1rem;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-weekday {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 900;
  padding: 0.65rem 0.25rem;
  text-align: center;
  text-transform: uppercase;
}

.calendar-day {
  background: var(--paper-2);
  border: 0;
  border-right: 1px solid var(--line);
  border-top: 1px solid var(--line);
  min-height: 86px;
  padding: 0.5rem;
  position: relative;
  text-align: left;
}

.calendar-day:hover,
.calendar-day[aria-selected="true"] {
  background: var(--green-soft);
}

.calendar-day.is-outside {
  color: var(--muted);
  opacity: 0.48;
}

.calendar-day.is-today .day-number {
  background: var(--coral);
  border-radius: 50%;
  color: var(--on-coral);
  display: inline-flex;
  height: 28px;
  justify-content: center;
  line-height: 28px;
  width: 28px;
}

.calendar-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-top: 0.45rem;
}

.calendar-dots span {
  background: var(--green);
  border-radius: 50%;
  height: 6px;
  width: 6px;
}

.task-list {
  display: grid;
  gap: 0.65rem;
}

.task-item {
  align-items: start;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 11px;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: auto 1fr auto;
  padding: 0.8rem;
}

.task-item.is-done {
  opacity: 0.64;
}

.task-item.is-done .task-title {
  text-decoration: line-through;
}

.task-priority {
  border-radius: 50%;
  height: 10px;
  margin-top: 0.5rem;
  width: 10px;
}

.priority-alta { background: var(--coral); }
.priority-media { background: var(--yellow); }
.priority-baixa { background: var(--green); }

.timer-shell {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
}

.timer-clock {
  align-items: center;
  aspect-ratio: 1;
  background: var(--paper-2);
  border: 12px solid var(--green-soft);
  border-radius: 50%;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-inline: auto;
  max-width: 390px;
  position: relative;
  width: 100%;
}

.timer-clock::after {
  border: 2px solid var(--green);
  border-radius: 50%;
  content: "";
  inset: 12px;
  position: absolute;
  pointer-events: none;
}

.timer-display {
  font-size: clamp(3.6rem, 10vw, 6rem);
  font-variant-numeric: tabular-nums;
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1;
}

.timer-status {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  margin-top: 0.6rem;
  text-transform: uppercase;
}

.timer-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.preset {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.55rem 0.8rem;
}

.preset[aria-pressed="true"] {
  background: var(--green-soft);
  border-color: var(--green);
  color: var(--green-dark);
  font-weight: 800;
}

.map-layout {
  display: grid;
  gap: 1rem;
  grid-template-columns: 280px minmax(0, 1fr);
}

.map-toolbar {
  align-self: start;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  position: sticky;
  top: 92px;
}

.map-canvas-wrap {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 620px;
  overflow: auto;
  position: relative;
}

.map-canvas {
  display: block;
  height: 620px;
  min-width: 900px;
  width: 100%;
}

.mind-node rect {
  fill: var(--paper-2);
  stroke: var(--green);
  stroke-width: 2;
}

.mind-node.central rect {
  fill: var(--green);
  stroke: var(--green-dark);
}

.mind-node text {
  fill: var(--ink);
  font: 700 14px system-ui, sans-serif;
  pointer-events: none;
}

.mind-node.central text {
  fill: var(--on-green);
}

.mind-node text.mind-detail {
  fill: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.mind-line {
  fill: none;
  stroke: var(--line);
  stroke-width: 3;
}

.editor-layout {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
}

.essay-editor {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.editor-header {
  align-items: center;
  background: var(--paper-3);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: space-between;
  padding: 0.8rem 1rem;
}

.essay-area {
  background-color: var(--paper-2);
  border: 0;
  border-left: 4px solid var(--blue-soft);
  border-radius: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 32px;
  min-height: 640px;
  padding: 24px 28px;
  resize: vertical;
}

.notebook-layout {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(240px, 0.45fr) minmax(0, 1.55fr);
}

.essay-area:focus-visible {
  box-shadow: inset var(--focus-ring);
  outline-offset: -4px;
}

.editor-stats {
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.78rem;
  gap: 1rem;
  padding: 0.7rem 1rem;
}

.connector-grid {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(2, 1fr);
}

.connector-group {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem;
}

.connector-chip {
  background: var(--paper-3);
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-block;
  font-size: 0.78rem;
  margin: 0.2rem;
  padding: 0.32rem 0.5rem;
}

.repertoire-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
}

.competency-row {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 1rem;
  grid-template-columns: 64px 1fr;
  padding-block: 1rem;
}

.competency-number {
  color: var(--coral);
  font-size: 2rem;
  font-weight: 950;
}

.tutor-layout {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(250px, 0.35fr) minmax(0, 0.65fr);
}

.tutor-sidebar {
  align-self: start;
  position: sticky;
  top: 92px;
}

.chat-shell {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  min-height: 650px;
  overflow: hidden;
}

.chat-header {
  align-items: center;
  background: var(--section-green-bg);
  color: var(--section-green-text);
  display: flex;
  gap: 0.8rem;
  padding: 1rem;
}

.tutor-avatar {
  align-items: center;
  background: var(--yellow);
  border-radius: 12px;
  color: #17231f;
  display: flex;
  font-weight: 950;
  height: 44px;
  justify-content: center;
  width: 44px;
}

.chat-messages {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.85rem;
  max-height: 620px;
  overflow-y: auto;
  padding: 1rem;
}

.message {
  border: 1px solid var(--line);
  border-radius: 14px;
  max-width: 86%;
  padding: 0.85rem 1rem;
}

.message-user {
  align-self: flex-end;
  background: var(--blue-soft);
  border-bottom-right-radius: 3px;
}

.message-assistant {
  align-self: flex-start;
  background: var(--paper-3);
  border-bottom-left-radius: 3px;
}

.message-source {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  margin-top: 0.7rem;
  padding-top: 0.5rem;
}

.chat-form {
  align-items: end;
  background: var(--paper-3);
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.65rem;
  grid-template-columns: 1fr auto;
  padding: 0.85rem;
}

.chat-form textarea {
  min-height: 50px;
  resize: none;
}

.question-counter {
  align-items: center;
  display: flex;
  gap: 0.45rem;
}

.counter-dots {
  display: flex;
  gap: 4px;
}

.counter-dot {
  background: var(--line);
  border-radius: 50%;
  height: 9px;
  width: 9px;
}

.counter-dot.is-used {
  background: var(--coral);
}

.suggestion-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.suggestion {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
  padding: 0.48rem 0.65rem;
}

.suggestion:hover {
  border-color: var(--green);
}

.accessibility-dock {
  bottom: 1rem;
  position: fixed;
  right: 1rem;
  z-index: 120;
}

.accessibility-button {
  align-items: center;
  background: var(--blue);
  border: 2px solid var(--paper-2);
  border-radius: 50%;
  box-shadow: var(--shadow);
  color: var(--on-blue);
  display: flex;
  font-size: 1.25rem;
  height: 54px;
  justify-content: center;
  width: 54px;
}

.accessibility-panel {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  bottom: 65px;
  box-shadow: var(--shadow);
  display: none;
  max-height: min(620px, calc(100vh - 100px));
  overflow-y: auto;
  padding: 1rem;
  position: absolute;
  right: 0;
  width: min(360px, calc(100vw - 2rem));
}

.accessibility-panel.is-open {
  display: block;
}

.a11y-group {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0.7rem;
  padding-block: 0.8rem;
}

.a11y-group:last-child {
  border-bottom: 0;
}

.mode-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(2, 1fr);
}

.mode-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 1rem;
  text-align: left;
}

.mode-card:hover,
.mode-card[aria-pressed="true"] {
  background: var(--green-soft);
  border-color: var(--green);
}

.pricing-grid {
  align-items: stretch;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 460px));
  justify-content: center;
}

.price-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  padding: clamp(1.4rem, 3vw, 2rem);
}

.price-card.featured {
  border: 3px solid var(--green);
  box-shadow: var(--shadow);
}

.price {
  font-size: 2.5rem;
  font-weight: 950;
  letter-spacing: -0.05em;
}

.price-card .btn {
  margin-top: auto;
}

.comparison-table {
  border-collapse: collapse;
  width: 100%;
}

.comparison-table th,
.comparison-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.85rem;
  text-align: left;
}

.comparison-table th:not(:first-child),
.comparison-table td:not(:first-child) {
  text-align: center;
}

.callout {
  background: var(--blue-soft);
  border: 1px solid color-mix(in srgb, var(--blue) 35%, transparent);
  border-left: 5px solid var(--blue);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  padding: 1rem;
}

.callout-warning {
  background: var(--yellow-soft);
  border-color: var(--yellow);
  border-left-color: var(--yellow);
}

.callout-success {
  background: var(--green-soft);
  border-color: var(--green);
  border-left-color: var(--green);
}

.accordion {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.accordion + .accordion {
  margin-top: 0.65rem;
}

.accordion summary {
  cursor: pointer;
  font-weight: 850;
  list-style: none;
  padding: 1rem 3rem 1rem 1rem;
  position: relative;
}

.accordion summary::after {
  content: "+";
  font-size: 1.4rem;
  position: absolute;
  right: 1rem;
  top: 0.65rem;
}

.accordion[open] summary::after {
  content: "−";
}

.accordion-content {
  border-top: 1px solid var(--line);
  padding: 1rem;
}

.site-footer {
  background: var(--section-ink-bg);
  color: var(--section-ink-text);
  padding-block: 4rem 2rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.5fr repeat(3, 1fr);
}

.footer-title {
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: color-mix(in srgb, var(--section-ink-text) 80%, transparent);
  display: inline-block;
  padding-block: 0.25rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--yellow);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid color-mix(in srgb, var(--section-ink-text) 20%, transparent);
  color: color-mix(in srgb, var(--section-ink-text) 66%, transparent);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.75rem;
  gap: 1rem;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 1.5rem;
}

.modal-backdrop {
  align-items: center;
  background: rgba(0, 0, 0, 0.65);
  display: none;
  inset: 0;
  justify-content: center;
  padding: 1rem;
  position: fixed;
  z-index: 500;
}

.modal-backdrop.is-open {
  display: flex;
}

.modal {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-height: min(720px, calc(100vh - 2rem));
  max-width: 620px;
  overflow-y: auto;
  padding: clamp(1.2rem, 4vw, 2rem);
  position: relative;
  width: 100%;
}

.modal-close {
  position: absolute;
  right: 1rem;
  top: 1rem;
}

.toast-region {
  bottom: 1rem;
  display: grid;
  gap: 0.5rem;
  left: 1rem;
  position: fixed;
  z-index: 700;
}

.toast {
  background: var(--section-ink-bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  color: var(--section-ink-text);
  max-width: 360px;
  padding: 0.85rem 1rem;
}

.visually-hidden {
  border: 0 !important;
  clip: rect(0 0 0 0) !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  padding: 0 !important;
  position: absolute !important;
  white-space: nowrap !important;
  width: 1px !important;
}

.print-only {
  display: none;
}

@media (max-width: 1040px) {
  .primary-nav {
    display: none;
  }

  .primary-nav.is-open {
    align-items: stretch;
    background: var(--paper-2);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    display: grid;
    gap: 0.2rem;
    inset: 72px 0 auto;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    padding: 1rem;
    position: fixed;
  }

  .nav-more .nav-menu {
    box-shadow: none;
    display: grid;
    min-width: 0;
    position: static;
  }

  .menu-button {
    display: inline-flex;
    margin-left: auto;
  }

  .header-actions {
    margin-left: 0;
  }

  .curriculum-grid,
  .flashcard-grid,
  .repertoire-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .step-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 780px) {
  h1 {
    font-size: clamp(2.4rem, 14vw, 4rem);
  }

  .hero-grid,
  .page-hero-grid,
  .dashboard-grid,
  .planner-layout,
  .timer-shell,
  .editor-layout,
  .tutor-layout,
  .map-layout,
  .notebook-layout {
    grid-template-columns: 1fr;
  }

  .hero-media {
    margin-inline: auto;
    max-width: 520px;
    width: 100%;
  }

  .media-label {
    left: 0.5rem;
  }

  .grid-2,
  .grid-3,
  .curriculum-grid,
  .flashcard-grid,
  .repertoire-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item:nth-child(2) {
    border-right: 0;
  }

  .stat-item:nth-child(-n + 2) {
    border-bottom: 1px solid color-mix(in srgb, var(--paper-2) 22%, transparent);
  }

  .metric-grid,
  .connector-grid {
    grid-template-columns: 1fr;
  }

  .mascot-card {
    grid-template-columns: 100px 1fr;
  }

  .mascot-visual {
    width: 96px;
  }

  .map-toolbar,
  .tutor-sidebar {
    position: static;
  }

  .calendar-day {
    min-height: 58px;
    padding: 0.25rem;
  }

  .calendar-dots span {
    height: 5px;
    width: 5px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .comparison-wrap {
    overflow-x: auto;
  }
}

@media (max-width: 520px) {
  .site-notice {
    font-size: 0.72rem;
  }

  .header-row {
    min-height: 62px;
  }

  .brand {
    font-size: 0.9rem;
  }

  .brand-mark {
    height: 30px;
    width: 30px;
  }

  .header-actions .btn {
    display: none;
  }

  .primary-nav.is-open {
    inset-block-start: 62px;
  }

  .hero-photo {
    border-radius: 80px 16px 16px 16px;
  }

  .stat-grid,
  .grid-4,
  .step-list,
  .step-list.two-columns,
  .mode-grid {
    grid-template-columns: 1fr;
  }

  .stat-item {
    border-bottom: 1px solid color-mix(in srgb, var(--paper-2) 22%, transparent);
    border-right: 0;
  }

  .stat-item:last-child {
    border-bottom: 0;
  }

  .mascot-card {
    grid-template-columns: 1fr;
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .field {
    min-width: 0;
  }

  .message {
    max-width: 94%;
  }

  .chat-form {
    grid-template-columns: 1fr;
  }

  .resource-item {
    align-items: start;
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media print {
  :root {
    --paper: #fff;
    --paper-2: #fff;
    --ink: #000;
    --muted: #333;
    --line: #aaa;
  }

  .site-header,
  .site-notice,
  .site-footer,
  .accessibility-dock,
  .no-print,
  .toast-region,
  .hero-actions {
    display: none !important;
  }

  .print-only {
    display: block;
  }

  body {
    background: #fff;
    color: #000;
  }

  .section,
  .section-compact,
  .page-hero {
    padding-block: 1.5rem;
  }

  .card,
  .topic-card,
  .calendar-card,
  .essay-editor {
    break-inside: avoid;
    box-shadow: none;
  }

  a {
    color: #000;
    text-decoration: none;
  }
}