/* O Corre da IA — estilos globais */

:root {
  --navy: #0B1220;
  --navy-light: #121C2E;
  --cream: #F7F3EA;
  --gold: #D4AF37;
  --slate: #8B94A8;

  --font-serif: Georgia, 'Times New Roman', Times, serif;
  --font-mono: 'Courier New', Courier, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--navy);
  color: var(--cream);
  font-family: var(--font-sans);
  line-height: 1.6;
}

a {
  color: inherit;
}

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

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */

.site-header {
  padding: 32px 0 0;
}

.site-header__inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 20px;
  text-align: center;
}

.wordmark {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 28px;
  letter-spacing: 2px;
  text-decoration: none;
  color: var(--cream);
}

.wordmark a {
  text-decoration: none;
  color: inherit;
}

.gold-rule {
  height: 2px;
  width: 64px;
  background: var(--gold);
  margin: 16px auto 0;
}

/* Departure board */

.board {
  margin: 40px 0 48px;
}

.board__today {
  display: block;
  border: 1px solid rgba(212, 175, 55, 0.4);
  background: var(--navy-light);
  padding: 28px 24px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease;
}

.board__today:hover {
  border-color: var(--gold);
}

.board__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--navy);
  background: var(--gold);
  padding: 4px 10px;
  font-weight: 700;
}

.board__date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 1px;
  margin-left: 10px;
}

.board__headline {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.25;
  margin: 16px 0 8px;
  color: var(--cream);
}

.board__summary {
  font-size: 16px;
  color: var(--slate);
  margin: 0;
}

.board__section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--slate);
  text-transform: uppercase;
  margin: 32px 0 12px;
}

.board__section-label--hoje {
  color: var(--gold);
  font-size: 13px;
  margin: 0 0 12px;
}

.board__previous {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(139, 148, 168, 0.2);
}

.board__previous li {
  border-bottom: 1px solid rgba(139, 148, 168, 0.2);
}

.board__previous a {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 14px 4px;
  text-decoration: none;
  color: inherit;
}

.board__previous a:hover .board__previous-headline {
  color: var(--cream);
}

.board__previous-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 1px;
}

.board__previous-headline {
  color: var(--slate);
  font-size: 15px;
  transition: color 0.15s ease;
}

/* Signup form */

.signup {
  margin: 48px 0;
  padding: 28px 24px;
  background: var(--navy-light);
  border: 1px solid rgba(139, 148, 168, 0.2);
}

.signup__label {
  font-family: var(--font-serif);
  font-size: 20px;
  margin: 0 0 16px;
  color: var(--cream);
}

.signup-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.signup-form input[type="email"] {
  flex: 1 1 auto;
  min-width: 240px;
  padding: 14px 16px;
  background: var(--navy);
  border: 1px solid rgba(139, 148, 168, 0.4);
  color: var(--cream);
  font-family: var(--font-sans);
  font-size: 15px;
}

.signup-form input[type="email"]::placeholder {
  color: var(--slate);
}

.signup-form input[type="email"]:focus {
  outline: none;
  border-color: var(--gold);
}

.btn-gold {
  flex: 0 0 auto;
  padding: 14px 28px;
  background: var(--gold);
  color: var(--navy);
  border: none;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 1px;
  cursor: pointer;
}

.btn-gold:hover {
  background: #e0bc4e;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(139, 148, 168, 0.2);
  margin-top: 48px;
  padding: 32px 0 48px;
  text-align: center;
}

.tagline {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--slate);
  font-size: 15px;
  margin: 0 0 16px;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  text-decoration: none;
  letter-spacing: 1px;
}

.footer-link:hover {
  color: var(--gold);
}

/* Share block */

.share {
  border-top: 1px solid rgba(139, 148, 168, 0.2);
  padding: 40px 0 48px;
  text-align: center;
}

.share__title {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--cream);
  margin: 0 0 20px;
}

.share-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.share-btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cream);
  background: transparent;
  border: 1px solid rgba(212, 175, 55, 0.5);
  padding: 10px 24px;
  text-decoration: none;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.share-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* Edition page */

.edition-meta {
  margin: 24px 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.edition-note {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.6;
  color: var(--cream);
  margin: 0 0 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(139, 148, 168, 0.2);
}

.section-title {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin: 48px 0 20px;
}

.story {
  margin-bottom: 40px;
}

.story__number {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 1px;
  display: block;
  margin-bottom: 8px;
}

.story__image {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--navy-light);
  border: 1px solid rgba(139, 148, 168, 0.2);
  margin-bottom: 16px;
}

.story__title {
  font-family: var(--font-serif);
  font-size: 24px;
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--cream);
}

.story--manchete .story__title {
  font-size: 30px;
}

.story__summary {
  font-size: 16px;
  color: var(--cream);
  margin: 0 0 16px;
}

.story__impact {
  border-left: 3px solid var(--gold);
  padding: 12px 16px;
  margin: 0 0 12px;
  background: rgba(212, 175, 55, 0.08);
  font-size: 15px;
}

.story__source {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  text-decoration: none;
}

.story__source:hover {
  color: var(--gold);
}

/* Archive list */

.archive-list {
  list-style: none;
  margin: 32px 0;
  padding: 0;
  border-top: 1px solid rgba(139, 148, 168, 0.2);
}

.archive-list li {
  border-bottom: 1px solid rgba(139, 148, 168, 0.2);
}

.archive-list a {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 16px 4px;
  text-decoration: none;
  color: inherit;
}

.archive-list a:hover .board__previous-headline {
  color: var(--cream);
}

.archive-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 1px;
}

.archive-headline {
  color: var(--slate);
  font-size: 15px;
  transition: color 0.15s ease;
}

.archive-list a:hover .archive-headline {
  color: var(--cream);
}

/* Thank-you page */

.thanks {
  text-align: center;
  padding: 64px 0;
}

.thanks__title {
  font-family: var(--font-serif);
  font-size: 32px;
  margin: 0 0 16px;
}

.thanks__text {
  color: var(--slate);
  font-size: 16px;
  margin: 0 0 32px;
}

/* Responsive */

@media (max-width: 600px) {
  .board__previous a,
  .archive-list a {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .board__headline {
    font-size: 22px;
  }

  .story__title {
    font-size: 20px;
  }

  .story--manchete .story__title {
    font-size: 24px;
  }

  .signup-form {
    flex-direction: column;
  }

  .btn-gold {
    width: 100%;
  }
}