/*
 * The Archive of American Radio - Single Page
 * Fonts: News Cycle (display) + system-ui (body) + Libre Franklin (accent)
 * Palette: white, black, minimal
 */

:root {
  --font-display: 'News Cycle', sans-serif;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-accent: 'Libre Franklin', sans-serif;
  --black: #0d0d0d;
  --gray-900: #1a1a1a;
  --gray-700: #444;
  --gray-500: #777;
  --gray-400: #999;
  --gray-300: #bbb;
  --gray-200: #ddd;
  --gray-100: #eee;
  --gray-50: #f5f5f5;
  --white: #fff;
  --border: #e5e5e5;
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Header ── */
.sp-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  height: 52px;
}

.sp-header-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sp-header-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--black);
}

.sp-header-icon {
  width: 20px;
  height: 20px;
}

.sp-header-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
}

.sp-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.sp-nav .nav-link {
  padding: 6px 12px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-500);
  text-decoration: none;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}

.sp-nav .nav-link:hover {
  color: var(--black);
  text-decoration: none;
}

.sp-nav .nav-link.active {
  color: var(--black);
  background: var(--gray-50);
}

.sp-nav-cta {
  margin-left: 10px;
  padding: 6px 16px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  background: var(--black);
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.15s;
}

.sp-nav-cta:hover {
  opacity: 0.8;
  text-decoration: none;
}

.sp-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--black);
  cursor: pointer;
  padding: 8px;
}

/* ── Footer ── */
.sp-footer {
  padding: 36px 0;
  border-top: 1px solid var(--border);
  background: var(--white);
}

.sp-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--gray-400);
}

.sp-footer a {
  color: var(--gray-500);
  text-decoration: none;
}

.sp-footer a:hover {
  color: var(--black);
}

/* ── Layout ── */
html, body {
  background: var(--white);
}

[data-theme="dark"] html,
[data-theme="dark"] body {
  background: #000;
}

.archive-page {
  max-width: none;
  margin: 0;
  width: 100%;
  flex: 1;
  background: var(--white);
  font-family: var(--font-body);
  color: var(--gray-700);
}

[data-theme="dark"] .archive-page {
  background: #000;
}

.container {
  max-width: 840px;
  margin: 0 auto;
  padding: 0 28px;
}

.container-narrow {
  max-width: 560px;
}

.section {
  padding: 80px 0;
}

.section + .section {
  border-top: 1px solid var(--border);
}

.section-alt {
  background: var(--gray-50);
}

.section-dark {
  background: var(--black);
  color: var(--white);
}

.section-dark + .section,
.section + .section-dark {
  border-top: none;
}

/* ── Section Labels ── */
.section-label {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 24px;
}

.section-label-light {
  color: var(--gray-500);
}

.section-intro {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-500);
  max-width: 600px;
  margin-bottom: 40px;
}

.section-intro-light {
  color: var(--gray-400);
}

/* ── Hero ── */
.hero {
  padding: 88px 0 72px;
  text-align: center;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 28px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--gray-500);
  margin-bottom: 28px;
  padding: 5px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--black);
  margin-bottom: 24px;
}

.hero-line-1 {
  display: block;
  font-size: 36px;
  color: var(--gray-500);
}

.hero-line-2 {
  display: block;
  font-size: 56px;
  color: var(--black);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--gray-500);
  max-width: 440px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 24px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  background: var(--black);
  border: none;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-primary:hover {
  opacity: 0.8;
  text-decoration: none;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 24px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--black);
  background: transparent;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s;
}

.btn-outline:hover {
  border-color: var(--gray-400);
  text-decoration: none;
}

/* ── Editorial Block ── */
.editorial-block {
  max-width: 600px;
  margin-bottom: 36px;
}

.editorial-lede {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--black);
  margin-bottom: 20px;
}

.editorial-body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-500);
  margin-bottom: 12px;
}

.editorial-body strong {
  color: var(--black);
  font-weight: 600;
}

/* ── Purpose Quote ── */
.purpose-quote {
  margin: 0;
  padding: 24px 28px;
  border-left: 3px solid var(--black);
  background: var(--gray-50);
  border-radius: 0 8px 8px 0;
  max-width: 600px;
}

.purpose-quote p {
  font-family: var(--font-accent);
  font-size: 14px;
  font-style: italic;
  line-height: 1.7;
  color: var(--gray-700);
  margin: 0 0 10px;
}

.purpose-quote cite {
  font-family: var(--font-body);
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-400);
}

/* ── Pillars ── */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pillar {
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.pillar-number {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--gray-200);
  margin-bottom: 16px;
  line-height: 1;
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 10px;
}

.pillar p {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.65;
  color: var(--gray-500);
}

/* ── Stats Row ── */
.stats-row {
  display: flex;
  align-items: center;
  gap: 36px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  color: var(--black);
  letter-spacing: -0.02em;
}

.stat-number-text {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  color: var(--black);
}

.stat-unit {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

.genres-text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-500);
}

/* ── Two Column Cards ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.col-card {
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--white);
}

.col-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 16px;
}

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

.check-list li {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
  padding: 5px 0 5px 20px;
  position: relative;
}

.check-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 7px;
  height: 3px;
  border-left: 1.5px solid var(--gray-300);
  border-bottom: 1.5px solid var(--gray-300);
  transform: rotate(-45deg);
}

.card-link {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--black);
  text-decoration: none;
}

.card-link span {
  display: inline-block;
  transition: transform 0.15s;
}

.card-link:hover span {
  transform: translateX(3px);
}

/* ── FAQ ── */
.faq-group {
  max-width: 600px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--black);
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 300;
  color: var(--gray-300);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: '\2212';
  color: var(--gray-500);
}

.faq-item p {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
  padding-bottom: 20px;
  max-width: 520px;
}

/* ── Donate ── */
.ein-line {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--gray-400);
  letter-spacing: 0.04em;
  margin-top: -28px;
  margin-bottom: 36px;
}

.donate-card {
  max-width: 400px;
  margin: 0 auto;
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
}

.donate-frequency {
  display: flex;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.freq-btn {
  flex: 1;
  padding: 9px 14px;
  background: transparent;
  color: var(--gray-400);
  border: none;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.freq-btn.active {
  background: var(--white);
  color: var(--black);
}

.amount-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.amount-pill {
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  color: var(--gray-700);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.amount-pill:hover {
  border-color: var(--gray-400);
}

.amount-pill.selected {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
}

.amount-other {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 12px;
}

.dollar-sign {
  font-size: 15px;
  color: var(--gray-400);
}

.amount-other input {
  background: none;
  border: none;
  color: var(--black);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  width: 100%;
  outline: none;
}

.amount-other input::placeholder {
  color: var(--gray-300);
}

.btn-donate {
  width: 100%;
  height: 46px;
  margin-top: 4px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  background: var(--black);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-donate:hover {
  opacity: 0.85;
}

.donate-msg {
  text-align: center;
  font-family: var(--font-body);
  font-size: 14px;
  margin-top: 14px;
  min-height: 20px;
  color: var(--gray-500);
}

.stripe-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  justify-content: center;
  margin-top: 18px;
  text-decoration: none;
  opacity: 0.35;
  transition: opacity 0.15s;
}

.stripe-badge:hover {
  opacity: 0.5;
}

.stripe-badge span {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--gray-400);
}

.stripe-wordmark {
  height: 13px;
  width: auto;
}

.stripe-wordmark path {
  fill: var(--gray-400);
}

/* ── Newsletter ── */
.nl-form {
  display: flex;
  gap: 8px;
  max-width: 400px;
  margin: 0 auto;
}

.nl-form input {
  flex: 1;
  height: 44px;
  padding: 0 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  background: var(--white);
  color: var(--black);
  outline: none;
  transition: border-color 0.15s;
}

.nl-form input:focus {
  border-color: var(--gray-400);
}

.nl-form input::placeholder {
  color: var(--gray-300);
}

.nl-form button {
  height: 44px;
  padding: 0 20px;
  border: none;
  border-radius: 8px;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s;
}

.nl-form button:hover {
  opacity: 0.8;
}

.nl-message {
  text-align: center;
  font-family: var(--font-body);
  font-size: 14px;
  margin-top: 10px;
  min-height: 20px;
  color: var(--gray-500);
}

.nl-message.error {
  color: #c44;
}

/* ── Org Grid ── */
.org-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 40px;
}

.org-col {
  display: flex;
  flex-direction: column;
}

.org-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  gap: 16px;
}

.org-row:last-child {
  border-bottom: none;
}

.org-key {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-400);
  flex-shrink: 0;
}

.org-val {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--gray-700);
  text-align: right;
}

.org-related {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.org-related a {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--black);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--gray-300);
}

.org-related a:hover {
  text-decoration-color: var(--black);
}

/* ── Dark Mode ── */
[data-theme="dark"] .archive-page {
  background: #000;
}

[data-theme="dark"] .hero {
  background: #000;
  border-bottom-color: #1a1a1a;
}

[data-theme="dark"] .hero-badge {
  background: #111;
  border-color: #222;
}

[data-theme="dark"] .hero-line-1 {
  color: #666;
}

[data-theme="dark"] .hero-line-2 {
  color: #eee;
}

[data-theme="dark"] .hero-subtitle {
  color: #666;
}

[data-theme="dark"] .btn-primary {
  background: #eee;
  color: #000;
}

[data-theme="dark"] .btn-outline {
  color: #ccc;
  border-color: #222;
}

[data-theme="dark"] .section + .section {
  border-top-color: #1a1a1a;
}

[data-theme="dark"] .section-alt {
  background: #0a0a0a;
}

[data-theme="dark"] .editorial-lede {
  color: #eee;
}

[data-theme="dark"] .editorial-body {
  color: #666;
}

[data-theme="dark"] .editorial-body strong {
  color: #eee;
}

[data-theme="dark"] .purpose-quote {
  background: #0a0a0a;
  border-left-color: #333;
}

[data-theme="dark"] .purpose-quote p {
  color: #999;
}

[data-theme="dark"] .pillar {
  background: #0a0a0a;
  border-color: #1a1a1a;
}

[data-theme="dark"] .pillar-number {
  color: #222;
}

[data-theme="dark"] .pillar h3 {
  color: #eee;
}

[data-theme="dark"] .pillar p {
  color: #666;
}

[data-theme="dark"] .col-card {
  background: #0a0a0a;
  border-color: #1a1a1a;
}

[data-theme="dark"] .col-card h3 {
  color: #eee;
}

[data-theme="dark"] .check-list li {
  color: #666;
}

[data-theme="dark"] .check-list li::before {
  border-color: #444;
}

[data-theme="dark"] .card-link {
  color: #ccc;
}

[data-theme="dark"] .faq-item {
  border-bottom-color: #1a1a1a;
}

[data-theme="dark"] .faq-item summary {
  color: #eee;
}

[data-theme="dark"] .faq-item p {
  color: #666;
}

[data-theme="dark"] .nl-form input {
  background: #0a0a0a;
  border-color: #222;
  color: #eee;
}

[data-theme="dark"] .nl-form input::placeholder {
  color: #444;
}

[data-theme="dark"] .nl-form button {
  background: #eee;
  color: #000;
}

[data-theme="dark"] .org-row {
  border-bottom-color: #1a1a1a;
}

[data-theme="dark"] .org-val {
  color: #999;
}

[data-theme="dark"] .org-related {
  border-top-color: #1a1a1a;
}

[data-theme="dark"] .org-related a {
  color: #ccc;
  text-decoration-color: #444;
}

[data-theme="dark"] .sp-header {
  background: rgba(0, 0, 0, 0.92);
  border-bottom-color: #1a1a1a;
}

[data-theme="dark"] .sp-header-logo {
  color: #eee;
}

[data-theme="dark"] .sp-nav .nav-link {
  color: #666;
}

[data-theme="dark"] .sp-nav .nav-link:hover,
[data-theme="dark"] .sp-nav .nav-link.active {
  color: #eee;
}

[data-theme="dark"] .sp-nav .nav-link.active {
  background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .sp-nav-cta {
  background: #eee;
  color: #000;
}

[data-theme="dark"] .sp-footer {
  background: #000;
  border-top-color: #1a1a1a;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .sp-nav-toggle {
    display: block;
  }

  .sp-nav {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 8px 0;
    gap: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  }

  [data-theme="dark"] .sp-nav {
    background: #000;
    border-bottom-color: #1a1a1a;
  }

  .sp-nav.open {
    display: flex;
  }

  .sp-nav .nav-link,
  .sp-nav-cta {
    display: block;
    padding: 12px 28px;
    font-size: 15px;
    border-radius: 0;
    margin-left: 0;
  }

  .hero {
    padding: 64px 0 52px;
  }

  .hero-line-1 {
    font-size: 24px;
  }

  .hero-line-2 {
    font-size: 40px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    width: 100%;
    max-width: 260px;
  }

  .section {
    padding: 56px 0;
  }

  .editorial-lede {
    font-size: 21px;
  }

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

  .two-col {
    grid-template-columns: 1fr;
  }

  .org-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .stats-row {
    flex-direction: column;
    gap: 28px;
    align-items: flex-start;
  }

  .stat-divider {
    display: none;
  }

  .stat-number {
    font-size: 36px;
  }

  .stat-number-text {
    font-size: 22px;
  }

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

  .sp-footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 4px;
  }

  .org-row {
    flex-direction: column;
    gap: 2px;
  }

  .org-val {
    text-align: left;
  }

  .org-related {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .hero-line-1 {
    font-size: 20px;
  }

  .hero-line-2 {
    font-size: 32px;
  }

  .container {
    padding: 0 20px;
  }

  .sp-header-inner {
    padding: 0 20px;
  }
}