/* The English Classroom — Stage 1 landing page */

:root {
  --color-text: #142533;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f5;
  --color-primary: #249ace;
  --color-accent: #42bcae;
  --color-panel-soft: #b5e2d6;
  --color-panel-warm: #f5dbc1;
  --color-highlight: #e56e68;
  --color-tint: #b2e2f4;
  --font-family: 'Red Hat Display', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --max-width: 720px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

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

a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Typography */

h1,
h2,
h3 {
  font-weight: 900;
  line-height: 1.15;
  margin: 0 0 var(--space-sm);
}

h1 {
  font-size: 34px;
}

h2 {
  font-size: 27px;
}

h3 {
  font-size: 25px;
}

.intro {
  font-size: 19px;
  font-weight: 400;
  line-height: 1.5;
  margin: 0 0 var(--space-md);
}

.small-print {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  margin: var(--space-sm) 0 0;
}

p {
  margin: 0 0 var(--space-sm);
}

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

ul {
  margin: 0 0 var(--space-sm);
  padding-left: 1.25rem;
}

li {
  margin-bottom: var(--space-xs);
}

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

/* Layout */

.site-header {
  padding: var(--space-sm) var(--space-sm) 0;
}

.site-header__brand {
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text);
  text-decoration: none;
}

.site-header__brand:focus-visible {
  outline-color: var(--color-accent);
}

main {
  padding: 0 var(--space-sm) var(--space-xl);
}

.content {
  max-width: var(--max-width);
  margin: 0 auto;
}

.content p,
.content .intro,
.content li,
.content .small-print,
.content .media-caption,
.content figcaption,
.faq-item p {
  max-width: 70ch;
}

section {
  padding-top: var(--space-lg);
}

section.section--alt {
  background-color: var(--color-bg-alt);
  margin-left: calc(-1 * var(--space-sm));
  margin-right: calc(-1 * var(--space-sm));
  padding-left: var(--space-sm);
  padding-right: var(--space-sm);
  padding-bottom: var(--space-lg);
}

/* Buttons */

.btn {
  display: inline-block;
  min-height: 44px;
  padding: 0.65rem 1.25rem;
  font-family: var(--font-family);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
  color: #ffffff;
  background-color: var(--color-primary);
  border: none;
  cursor: pointer;
}

.btn:hover {
  opacity: 0.7;
}

.btn:active {
  opacity: 0.7;
}

.btn--secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.65rem 1.25rem;
  font-family: var(--font-family);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
  color: var(--color-text);
  background-color: #ffffff;
  border: 2px solid var(--color-text);
  cursor: pointer;
}

.btn--secondary:hover,
.btn--secondary:active {
  opacity: 0.7;
}

.btn-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.btn-row .btn,
.btn-row .btn--secondary {
  width: 100%;
}

/* Forms */

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

.free-lesson-form {
  margin-top: var(--space-md);
  max-width: 28rem;
}

.free-lesson-form label {
  display: block;
  font-weight: 900;
  margin-bottom: var(--space-xs);
}

.free-lesson-form input[type="email"] {
  display: block;
  width: 100%;
  min-height: 44px;
  margin-bottom: var(--space-sm);
  padding: 0.65rem 0.75rem;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.3;
  color: var(--color-text);
  background-color: #ffffff;
  border: 2px solid var(--color-text);
}

.free-lesson-form select,
.next-level-form input[type="text"],
.share-row__input {
  display: block;
  width: 100%;
  min-height: 44px;
  margin-bottom: var(--space-sm);
  padding: 0.65rem 0.75rem;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.3;
  color: var(--color-text);
  background-color: #ffffff;
  border: 2px solid var(--color-text);
}

.free-lesson-form .btn {
  width: 100%;
  border: none;
}

.next-level-form fieldset {
  border: none;
  margin: 0 0 var(--space-sm);
  padding: 0;
}

.next-level-form legend {
  font-weight: 900;
  margin-bottom: var(--space-xs);
}

.next-level-form .btn--secondary {
  margin-top: var(--space-sm);
}

.thanks-extra {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-bg-alt);
}

.share-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.share-row__input {
  margin-bottom: 0;
}

@media (min-width: 640px) {
  .share-row {
    flex-direction: row;
    align-items: stretch;
  }

  .share-row__input {
    flex: 1;
  }

  .share-row .btn--secondary {
    flex: 0 0 auto;
    white-space: nowrap;
  }
}

.free-lesson-form .small-print {
  margin-top: var(--space-sm);
}

/* Hero */

.hero {
  padding-top: var(--space-md);
}

.hero__cta {
  margin-top: var(--space-md);
}

.page-block {
  padding-top: var(--space-md);
  padding-bottom: var(--space-xl);
}

/* Sample media */

.slide-grid {
  display: grid;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.figure {
  margin: 0 0 var(--space-md);
}

.figure img {
  width: 100%;
  border: 1px solid var(--color-bg-alt);
}

.figure figcaption,
.media-caption {
  font-size: 14px;
  margin-top: var(--space-xs);
  color: var(--color-text);
}

.audio-block {
  margin-bottom: var(--space-md);
}

.audio-block audio {
  width: 100%;
  min-height: 44px;
}

/* FAQ */

.faq-list {
  margin: 0;
  padding: 0;
}

.faq-item {
  margin-bottom: var(--space-md);
}

.faq-item:last-child {
  margin-bottom: 0;
}

.faq-item h3 {
  margin-bottom: var(--space-xs);
}

.faq-item p {
  margin: 0;
}

/* Footer */

.site-footer {
  background-color: var(--color-bg-alt);
  padding: var(--space-lg) var(--space-sm);
  font-size: 14px;
}

.site-footer .content {
  max-width: var(--max-width);
}

.site-footer p {
  margin-bottom: var(--space-sm);
}

.site-footer nav {
  display: flex;
  gap: var(--space-md);
}

.site-footer nav a,
.site-footer nav .linkish {
  color: var(--color-text);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.linkish {
  appearance: none;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--color-primary);
  text-decoration: underline;
  cursor: pointer;
}

.site-footer nav .linkish {
  color: var(--color-text);
}

/* Cookie banner */

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  padding: var(--space-sm);
  background: var(--color-bg);
  border-top: 2px solid var(--color-text);
  box-shadow: 0 -4px 20px rgba(20, 37, 51, 0.08);
}

.cookie-banner__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.cookie-banner__inner p {
  margin: 0 0 var(--space-sm);
  font-size: 14px;
}

.cookie-banner__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.cookie-banner__actions .btn,
.cookie-banner__actions .btn--secondary {
  width: 100%;
}

@media (min-width: 640px) {
  .cookie-banner__actions {
    flex-direction: row;
  }

  .cookie-banner__actions .btn,
  .cookie-banner__actions .btn--secondary {
    width: auto;
  }
}

/* Forms: marketing opt-in */

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 0 0 var(--space-sm);
}

.form-check input[type="checkbox"] {
  width: 1.25rem;
  height: 1.25rem;
  min-width: 1.25rem;
  margin-top: 0.2rem;
  accent-color: var(--color-primary);
}

.free-lesson-form .form-check label {
  font-weight: 400;
  margin: 0;
}

/* Legal pages */

.legal h2 {
  margin-top: var(--space-lg);
}

.legal h2:first-of-type {
  margin-top: var(--space-md);
}

/* Desktop */

@media (min-width: 640px) {
  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 35px;
  }

  .intro {
    font-size: 22px;
  }

  .site-header {
    padding: var(--space-md) var(--space-md) 0;
  }

  main {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  section.section--alt {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

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

  .btn-row {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .btn-row .btn,
  .btn-row .btn--secondary {
    width: auto;
    flex: 1 1 calc(50% - var(--space-sm) / 2);
  }

  .site-footer {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }
}

/* Lessons delivery page */

.lessons-page h1 {
  font-size: 27px;
  margin-bottom: var(--space-md);
}

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

.lesson-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-bg-alt);
}

.lesson-list li:last-child {
  border-bottom: none;
}

.lesson-list__title {
  font-weight: 900;
  margin-bottom: var(--space-xs);
}

.lesson-list__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.lesson-list__links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}