/* ==========================================================
   AYLESBURY RADIO — ACCESSIBLE THEME
   Brand colours: Aylesbury red #E90208, royal blue #001B94, black #000000
   Designed for keyboard, screen reader, zoom and low vision use.
   ========================================================== */

:root {
  /* Exact colours sampled from the supplied Aylesbury Radio logo. */
  --brand-red: #E90208;
  --brand-blue: #001B94;

  /* Brighter accessible variants for text, focus states and controls. */
  --primary: #FF3237;
  --primary-deep: #790408;
  --accent: #5F7BFF;
  --accent-bright: #91A4FF;

  --bg: #000000;
  --bg-soft: #05060C;
  --panel: #080A14;
  --panel-2: #0C1022;
  --panel-3: #121735;

  --white: #FFFFFF;
  --text: #FFFFFF;
  --muted: #D9DEEF;
  --dark-text: #000000;
  --danger: #FFD1D1;

  --border: #2846D1;
  --brand-border: #1833B8;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.30);
  --shadow-soft: 0 10px 28px rgba(0, 0, 0, 0.24);

  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 26px;
  --transition: 160ms ease;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  font-size: 100%;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

html[data-text-size="large"] {
  font-size: 125%;
}

html[data-text-size="extra-large"] {
  font-size: 150%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(circle at 8% -5%, rgba(0, 27, 148, 0.55), transparent 30rem),
    radial-gradient(circle at 100% 18%, rgba(233, 2, 8, 0.22), transparent 26rem),
    linear-gradient(180deg, #050611 0%, var(--bg) 58%, #000000 100%);
}

a {
  color: inherit;
}

main a,
.site-footer a {
  color: var(--accent-bright);
  text-decoration: underline;
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.18em;
}

main a:hover,
.site-footer a:hover {
  color: var(--primary);
}

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

button,
input,
textarea {
  font: inherit;
}

button,
a,
input,
textarea {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

p,
li {
  max-width: 76ch;
}

.wrap {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

::selection {
  background: var(--accent);
  color: var(--dark-text);
}

:focus-visible {
  outline: 4px solid var(--primary);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 9999;
  padding: 0.8rem 1rem;
  border: 3px solid var(--dark-text);
  border-radius: 0.5rem;
  background: var(--primary);
  color: var(--dark-text);
  font-weight: 900;
  text-decoration: none;
  transform: translateY(-220%);
}

.skip-link:focus {
  transform: translateY(0);
}

/* ========================= Header ========================= */

.site-header {
  padding: 1.25rem 0;
  background:
    linear-gradient(120deg, rgba(0, 27, 148, 0.42), transparent 42%),
    #000000;
  border-bottom: 2px solid var(--border);
}

.header-grid {
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) minmax(18rem, 1.35fr) minmax(10rem, 0.75fr);
  gap: 1.25rem;
  align-items: center;
}

.brand-link {
  display: inline-block;
  width: fit-content;
  border-radius: 0.5rem;
  text-decoration: none;
}

.brand-wordmark {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  color: var(--white);
  font-weight: 950;
  line-height: 0.86;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}

.brand-name {
  color: var(--primary);
  font-size: clamp(1.65rem, 3vw, 2.8rem);
}

.brand-radio {
  color: var(--accent-bright);
  font-size: clamp(2.15rem, 4vw, 3.8rem);
}

.top-now {
  display: grid;
  grid-template-columns: 4.75rem minmax(0, 1fr);
  gap: 0.9rem;
  align-items: center;
  min-height: 6.75rem;
  padding: 0.9rem;
  border: 2px solid var(--brand-border);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--panel-2), var(--bg-soft));
  box-shadow: var(--shadow-soft);
}

.top-now .loading,
.top-now .error {
  grid-column: 1 / -1;
}

.top-now img,
.card-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 0.8rem;
  background: var(--panel-3);
}

.eyebrow,
.eyebrow-heading {
  margin: 0;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.35;
  text-transform: uppercase;
}

.top-now h2,
.side-card h2 {
  margin: 0.25rem 0;
  color: var(--white);
  font-size: 1.2rem;
  line-height: 1.3;
}

.top-now p,
.side-card p,
.small {
  margin: 0.25rem 0;
  color: var(--muted);
}

.top-now strong,
.side-card strong {
  color: var(--accent-bright);
}

.header-cta {
  text-align: right;
}

.listen-btn,
.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3rem;
  min-height: 3rem;
  padding: 0.85rem 1.3rem;
  border: 3px solid transparent;
  border-radius: 999px;
  background: var(--accent);
  color: var(--dark-text);
  font-weight: 900;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(95, 123, 255, 0.25);
}

.listen-btn:hover,
.submit-btn:hover {
  background: var(--accent-bright);
  color: var(--dark-text);
}

.submit-btn:disabled {
  cursor: wait;
  opacity: 0.72;
}

/* ========================= Accessibility tools ========================= */

.accessibility-bar {
  display: none;
  border-bottom: 2px solid var(--border);
  background: #05060C;
}

html.js .accessibility-bar {
  display: block;
}

.accessibility-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  padding-block: 0.75rem;
}

.accessibility-label {
  font-weight: 900;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.accessibility-button {
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding: 0.55rem 0.8rem;
  border: 2px solid #2846D1;
  border-radius: 0.5rem;
  background: #0C1022;
  color: var(--white);
  font-weight: 800;
}

.accessibility-button:hover {
  border-color: var(--primary);
}

.accessibility-button[aria-pressed="true"] {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--dark-text);
}

.contrast-button {
  margin-left: auto;
}

/* ========================= Navigation ========================= */

.primary-nav {
  position: relative;
  z-index: 2;
  background: #000000;
  border-bottom: 2px solid var(--border);
}

.nav-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  padding: 0.8rem 0;
}

.nav-grid a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1rem;
  border: 2px solid var(--border);
  border-radius: 0.75rem;
  background: var(--panel);
  color: var(--white);
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
}

.nav-grid a:hover {
  border-color: var(--primary);
}

.nav-grid a[aria-current="page"] {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--dark-text);
}

/* ========================= Main layout ========================= */

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 20rem);
  gap: 1.5rem;
  padding: 2rem 0 2.5rem;
}

.main-column {
  min-width: 0;
}

.single-column {
  padding: 2rem 0 2.5rem;
}

/* ========================= Hero ========================= */

.hero {
  min-height: 22rem;
  position: relative;
  overflow: hidden;
  border: 2px solid var(--brand-border);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-art {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.78)),
    radial-gradient(circle at 78% 34%, rgba(233, 2, 8, 0.52), transparent 18rem),
    radial-gradient(circle at 22% 18%, rgba(0, 27, 148, 0.65), transparent 20rem),
    linear-gradient(135deg, #001B94 0%, #071F7D 43%, #E90208 100%);
}

.hero-copy {
  position: absolute;
  z-index: 1;
  left: clamp(1.25rem, 4vw, 2rem);
  right: clamp(1.25rem, 4vw, 2rem);
  bottom: clamp(1.25rem, 4vw, 2rem);
}

.hero h1 {
  margin: 0;
  max-width: 50rem;
  color: var(--white);
  font-size: clamp(2.7rem, 7vw, 5rem);
  line-height: 1.05;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 6px 24px rgba(0, 0, 0, 0.5);
}

.hero p {
  margin: 0.75rem 0 0;
  max-width: 40rem;
  color: var(--primary);
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  font-weight: 900;
}

/* ========================= Content ========================= */

.section-title,
.page-title {
  color: var(--white);
  letter-spacing: 0;
}

.section-title {
  margin: 2rem 0 1rem;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  line-height: 1.2;
}

.section-title::after,
.page-title::after {
  content: "";
  display: block;
  width: 4.5rem;
  height: 0.35rem;
  margin-top: 0.7rem;
  border-radius: 999px;
  background: var(--accent);
}

.page-title {
  margin: 0 0 0.75rem;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.1;
}

.lead {
  max-width: 48rem;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.15rem;
}

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

.track,
.panel,
.side-card {
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(155deg, var(--panel-2), var(--bg-soft));
  box-shadow: var(--shadow-soft);
}

.track,
.panel {
  padding: 1rem;
}

.track h3 {
  margin: 0.75rem 0 0.2rem;
  color: var(--accent-bright);
  font-size: 1.15rem;
  line-height: 1.35;
}

.track p {
  margin: 0.2rem 0;
  color: var(--muted);
}

.accessibility-content h2 {
  margin-top: 2rem;
  color: var(--primary);
  line-height: 1.25;
}

.accessibility-content ul {
  padding-left: 1.4rem;
}

.accessibility-content li + li {
  margin-top: 0.55rem;
}

/* ========================= Sidebar ========================= */

.sidebar {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 1rem;
}

.side-card {
  padding: 1rem;
}

.side-card .card-img {
  margin-bottom: 0.8rem;
}

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

.later-item {
  display: grid;
  grid-template-columns: 4rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--brand-border);
}

.later-item:first-child {
  border-top: 0;
}

.later-item img {
  width: 4rem;
  height: 4rem;
  object-fit: cover;
  border-radius: 0.7rem;
  background: var(--panel-3);
}

.later-item strong {
  display: block;
  color: var(--white);
  line-height: 1.3;
}

.later-item time {
  display: block;
  margin-top: 0.2rem;
  color: var(--primary);
  font-weight: 900;
}

/* ========================= Contact form ========================= */

.form-instructions {
  margin-top: 1.25rem;
  color: var(--muted);
  font-weight: 700;
}

.contact-form {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.field-group {
  display: grid;
  gap: 0.45rem;
}

.contact-form label {
  color: var(--white);
  font-weight: 900;
}

.required-text {
  color: var(--accent-bright);
  font-size: 0.95em;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.85rem 0.95rem;
  border: 3px solid var(--border);
  border-radius: 0.7rem;
  background: #05060C;
  color: var(--white);
}

.contact-form input:hover,
.contact-form textarea:hover {
  border-color: var(--primary);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--primary);
  outline: 4px solid var(--primary);
  outline-offset: 2px;
}


.contact-form textarea {
  min-height: 11rem;
  resize: vertical;
}

.submit-btn {
  width: fit-content;
  margin-top: 0.15rem;
}

.form-status {
  margin-top: 1rem;
  padding: 0.9rem;
  border-left: 0.35rem solid var(--primary);
  background: var(--bg-soft);
  font-weight: 800;
}

.form-status:empty {
  display: none;
}

/* ========================= Footer ========================= */

.site-footer {
  padding: 2.25rem 0 2rem;
  background: #000000;
  border-top: 5px solid var(--primary);
}

.foot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 1.75rem;
}

.footer-heading {
  margin: 0 0 0.7rem;
  color: var(--white);
  font-size: 1.05rem;
  line-height: 1.3;
  text-transform: uppercase;
}

.foot-grid a {
  display: block;
  width: fit-content;
  min-height: 2rem;
  margin: 0.25rem 0;
  padding-block: 0.2rem;
}

.copyright {
  align-self: end;
  justify-self: end;
  margin: 0;
  color: var(--muted);
  text-align: right;
}

/* ========================= Utility states ========================= */

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

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

.error {
  color: var(--danger);
  font-weight: 800;
}

/* ========================= Weekly schedule ========================= */

.weekly-schedule {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

.schedule-day {
  min-width: 0;
}

.schedule-day-title {
  margin: 0 0 0.75rem;
  color: var(--primary);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: 1.2;
}

.schedule-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(155deg, var(--panel-2), var(--bg-soft));
  box-shadow: var(--shadow-soft);
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
}

.schedule-table th,
.schedule-table td {
  padding: 0.8rem 0.9rem;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--brand-border);
  overflow-wrap: anywhere;
}

.schedule-table thead th {
  background: var(--primary-deep);
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 900;
  line-height: 1.25;
}

.schedule-table th:nth-child(1),
.schedule-table td:nth-child(1) {
  width: 7rem;
}

.schedule-table th:nth-child(2),
.schedule-table td:nth-child(2) {
  width: 7rem;
}

.schedule-table tbody tr:last-child td {
  border-bottom: 0;
}

.schedule-image-cell {
  text-align: center !important;
}

.schedule-image {
  width: 5rem;
  height: 5rem;
  margin-inline: auto;
  object-fit: cover;
  border: 2px solid var(--brand-border);
  border-radius: 0.75rem;
  background: var(--panel-3);
}

.schedule-time {
  color: var(--primary);
  font-size: 1.05rem;
  font-weight: 900;
  white-space: nowrap;
}

.schedule-title {
  color: var(--white);
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.35;
}

.schedule-empty {
  padding: 1.25rem !important;
  color: var(--muted);
  text-align: center !important;
}

/* ========================= High contrast mode ========================= */

html[data-high-contrast="true"] {
  --primary: #FFD800;
  --primary-deep: #FFD800;
  --accent: #FFD800;
  --accent-bright: #FFF27A;
  --bg: #000000;
  --bg-soft: #000000;
  --panel: #000000;
  --panel-2: #000000;
  --panel-3: #000000;
  --white: #FFFFFF;
  --text: #FFFFFF;
  --muted: #FFFFFF;
  --dark-text: #000000;
  --border: #FFFFFF;
  --brand-border: #FFD800;
  --danger: #FFFFFF;
}

html[data-high-contrast="true"] body,
html[data-high-contrast="true"] .site-header,
html[data-high-contrast="true"] .accessibility-bar,
html[data-high-contrast="true"] .primary-nav,
html[data-high-contrast="true"] .site-footer,
html[data-high-contrast="true"] .top-now,
html[data-high-contrast="true"] .track,
html[data-high-contrast="true"] .panel,
html[data-high-contrast="true"] .side-card,
html[data-high-contrast="true"] .schedule-table-wrap {
  background: #000000;
}

html[data-high-contrast="true"] .hero-art {
  background: #000000;
}

html[data-high-contrast="true"] .nav-grid a[aria-current="page"],
html[data-high-contrast="true"] .schedule-table thead th,
html[data-high-contrast="true"] .accessibility-button[aria-pressed="true"] {
  background: #FFD800;
  color: #000000;
}

html[data-high-contrast="true"] .nav-grid a:not([aria-current="page"]),
html[data-high-contrast="true"] .accessibility-button,
html[data-high-contrast="true"] .contact-form input,
html[data-high-contrast="true"] .contact-form textarea {
  background: #000000;
  color: #FFFFFF;
}

/* ========================= Responsive / zoom reflow ========================= */

@media (max-width: 62rem) {
  .header-grid,
  .layout,
  .foot-grid {
    grid-template-columns: 1fr;
  }

  .header-cta {
    text-align: left;
  }

  .sidebar {
    margin-top: 0.5rem;
  }

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

  .copyright {
    justify-self: start;
    text-align: left;
  }
}

@media (max-width: 44rem) {
  .wrap {
    width: min(100% - 1.25rem, 1180px);
  }

  .site-header {
    padding: 1rem 0;
  }

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

  .accessibility-tools {
    align-items: stretch;
  }

  .accessibility-label {
    width: 100%;
  }

  .contrast-button {
    margin-left: 0;
  }

  .nav-grid {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .hero {
    min-height: 18rem;
  }

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

  .schedule-table th,
  .schedule-table td {
    padding: 0.6rem 0.5rem;
  }

  .schedule-table th:nth-child(1),
  .schedule-table td:nth-child(1) {
    width: 5.2rem;
  }

  .schedule-table th:nth-child(2),
  .schedule-table td:nth-child(2) {
    width: 5.6rem;
  }

  .schedule-image {
    width: 3.75rem;
    height: 3.75rem;
  }

  .schedule-time,
  .schedule-title,
  .schedule-table thead th {
    font-size: 1rem;
  }
}

@media (max-width: 25rem) {
  .button-group,
  .accessibility-button,
  .contrast-button,
  .listen-btn,
  .submit-btn {
    width: 100%;
  }

  .schedule-table th:nth-child(1),
  .schedule-table td:nth-child(1) {
    width: 4.5rem;
  }

  .schedule-table th:nth-child(2),
  .schedule-table td:nth-child(2) {
    width: 4.8rem;
  }

  .schedule-image {
    width: 3.1rem;
    height: 3.1rem;
  }
}

/* Respect user motion preferences. The site has no essential animation. */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --border: #6F87FF;
    --brand-border: #FF5A5F;
    --muted: #FFFFFF;
  }
}

/* Preserve native Windows/OS high-contrast colours where forced-colours is active. */
@media (forced-colors: active) {
  * {
    box-shadow: none !important;
  }

  .listen-btn,
  .submit-btn,
  .accessibility-button,
  .nav-grid a,
  .track,
  .panel,
  .side-card,
  .top-now,
  .schedule-table-wrap {
    border: 2px solid CanvasText;
  }

  :focus-visible {
    outline: 3px solid Highlight;
  }
}