/* Lumos Autism Newsletter - Design System */
/* Inspired by elemarjr.com/blog with Lumos brand colors */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&display=swap');

/* ========== CSS Variables ========== */
:root {
  --bg-primary: #FFFFFF;
  --text-primary: #232323;
  --text-secondary: #606060;
  --accent-primary: #273f5d;
  --accent-secondary: #6c9cc5;
  --darkest-blue: #0c192c;
  --karaoke-highlight: rgba(108, 156, 197, 0.3);
  --card-shadow: 0 0 30px rgba(0, 0, 0, 0.08);
  --card-radius: 8px;
  --card-padding: 32px;
  --max-width: 800px;
  --section-padding: 40px;
  --font-family: 'Montserrat', sans-serif;
}

/* ========== Reset & Base ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-weight: 400;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

/* ========== Layout Container ========== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header ========== */
.header {
  padding: var(--section-padding) 0;
  text-align: center;
  border-bottom: 1px solid #eaeaea;
}

.header__logo {
  max-width: 180px;
  margin: 0 auto 20px;
  display: block;
}

.header__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.header__subtitle {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.header__edition {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.header__edition a {
  font-weight: 500;
}

/* ========== Section Base ========== */
.section {
  padding: var(--section-padding) 0;
}

.section__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

/* ========== Podcast Section ========== */
.podcast-section {
  padding: var(--section-padding) 0;
  border-bottom: 1px solid #eaeaea;
}

.podcast-section__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 8px;
}

.podcast-section__description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Audio Player */
.audio-player {
  width: 100%;
  margin-bottom: 20px;
}

.audio-player audio {
  width: 100%;
  height: 48px;
  border-radius: var(--card-radius);
  outline: none;
}

/* Webkit audio styling */
.audio-player audio::-webkit-media-controls-panel {
  background: #f5f7fa;
  border-radius: var(--card-radius);
}

.audio-player audio::-webkit-media-controls-play-button {
  background-color: var(--accent-primary);
  border-radius: 50%;
}

.audio-player audio::-webkit-media-controls-current-time-display,
.audio-player audio::-webkit-media-controls-time-remaining-display {
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.8rem;
}

/* Transcript Area */
.transcript-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.transcript-controls__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.transcript-controls__toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.transcript-controls__toggle input[type="checkbox"] {
  accent-color: var(--accent-primary);
}

.transcript-area {
  background: #f9fafb;
  border: 1px solid #eaeaea;
  border-radius: var(--card-radius);
  padding: 24px;
  max-height: 400px;
  overflow-y: auto;
  scroll-behavior: smooth;
  line-height: 1.9;
  font-size: 0.95rem;
}

.transcript-area::-webkit-scrollbar {
  width: 6px;
}

.transcript-area::-webkit-scrollbar-track {
  background: transparent;
}

.transcript-area::-webkit-scrollbar-thumb {
  background: #d0d0d0;
  border-radius: 3px;
}

.transcript-area::-webkit-scrollbar-thumb:hover {
  background: #b0b0b0;
}

/* Transcript Words */
.transcript-word {
  display: inline;
  cursor: pointer;
  padding: 1px 0;
  border-radius: 3px;
  transition: background-color 0.15s ease;
}

.transcript-word:hover {
  background-color: rgba(108, 156, 197, 0.15);
}

.transcript-word.active {
  background-color: var(--karaoke-highlight);
  font-weight: 500;
}

/* Speaker Labels */
.transcript-speaker {
  display: block;
  font-weight: 700;
  color: var(--accent-primary);
  margin-top: 16px;
  margin-bottom: 4px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.transcript-speaker:first-child {
  margin-top: 0;
}

.transcript-paragraph {
  margin-bottom: 12px;
}

/* ========== Newsletter Section ========== */
.newsletter-section {
  padding: var(--section-padding) 0;
}

.newsletter-section__intro {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.8;
}

/* Article Card */
.article-card {
  background: var(--bg-primary);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: var(--card-padding);
  margin-bottom: 24px;
  border: 1px solid #f0f0f0;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.article-card:hover {
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.12);
  transform: translateY(-1px);
}

.article-card__position {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--bg-primary);
  background: var(--accent-primary);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.article-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--darkest-blue);
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-card__title a {
  color: inherit;
}

.article-card__title a:hover {
  color: var(--accent-secondary);
}

.article-card__summary {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.7;
}

.article-card__why {
  background: #f5f8fb;
  border-left: 3px solid var(--accent-secondary);
  padding: 14px 18px;
  margin-bottom: 16px;
  border-radius: 0 var(--card-radius) var(--card-radius) 0;
}

.article-card__why-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.article-card__why-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.article-card__source {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.article-card__source a {
  font-weight: 500;
  color: var(--accent-secondary);
}

/* ========== References Section ========== */
.references-section {
  padding: var(--section-padding) 0;
  border-top: 1px solid #eaeaea;
}

.references-section__list {
  list-style: decimal;
  padding-left: 24px;
}

.references-section__list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  line-height: 1.6;
}

.references-section__list li a {
  color: var(--accent-secondary);
  word-break: break-all;
}

/* ========== Editions List ========== */
.editions-list {
  padding: var(--section-padding) 0;
  border-top: 1px solid #eaeaea;
}

.editions-list__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 16px;
}

.editions-list__items {
  list-style: none;
  padding: 0;
}

.editions-list__item {
  padding: 12px 0;
  border-bottom: 1px solid #f0f0f0;
}

.editions-list__item:last-child {
  border-bottom: none;
}

.editions-list__link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 500;
}

.editions-list__date {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.editions-list__current {
  font-size: 0.75rem;
  color: var(--accent-secondary);
  font-weight: 600;
  text-transform: uppercase;
}

/* ========== Footer ========== */
.footer {
  padding: var(--section-padding) 0;
  border-top: 1px solid #eaeaea;
  text-align: center;
}

.footer__brand {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 8px;
}

.footer__text {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
  line-height: 1.6;
}

.footer__links {
  margin-top: 16px;
  display: flex;
  justify-content: center;
  gap: 24px;
}

.footer__links a {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-secondary);
}

/* ========== Mobile Responsive ========== */
@media (max-width: 768px) {
  :root {
    --section-padding: 32px;
    --card-padding: 24px;
  }

  .container {
    padding: 0 16px;
  }

  .header__title {
    font-size: 1.6rem;
  }

  .header__logo {
    max-width: 140px;
  }

  .section__title,
  .podcast-section__title {
    font-size: 1.3rem;
  }

  .article-card__title {
    font-size: 1.1rem;
  }

  .transcript-area {
    max-height: 300px;
    padding: 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding: 24px;
    --card-padding: 20px;
  }

  html {
    font-size: 15px;
  }

  .header__title {
    font-size: 1.4rem;
  }

  .header__logo {
    max-width: 120px;
  }

  .editions-list__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .footer__links {
    flex-direction: column;
    gap: 12px;
  }

  .transcript-area {
    max-height: 250px;
  }
}

/* ========== Print Styles ========== */
@media print {
  .audio-player,
  .transcript-area,
  .transcript-controls {
    display: none;
  }

  .article-card {
    box-shadow: none;
    border: 1px solid #ddd;
    break-inside: avoid;
  }

  body {
    font-size: 12pt;
  }
}