/**
 * BBCPress - Core BBC Styles & Design System
 * Inspired by BBC GEL (Global Experience Language)
 */

:root {
  /* BBC Color Palette */
  --bbc-black: #000000;
  --bbc-dark: #121212;
  --bbc-charcoal: #202224;
  --bbc-grey-dark: #3a3c3e;
  --bbc-grey-mid: #545658;
  --bbc-grey-light: #8a8c8e;
  --bbc-grey-border: #d2d4d6;
  --bbc-grey-subtle: #e6e8ea;
  --bbc-grey-bg: #f6f6f6;
  --bbc-white: #ffffff;
  
  /* BBC Red & Brand Accents */
  --bbc-red: #bb1919;
  --bbc-red-bright: #e00000;
  --bbc-red-live: #cc0101;
  --bbc-sport-yellow: #ffd230;
  --bbc-business-color: #bb1919;
  --bbc-tech-color: #0c8282;
  --bbc-culture-color: #8c1d40;
  --bbc-blue-accent: #0853ea;
  
  /* BBC GEL Grid & Spacing */
  --bbc-container-max: 1280px;
  --bbc-container-padding: 16px;
  --bbc-gutter: 16px;
  --bbc-border-color: #e6e8ea;
  
  /* Fonts */
  --bbc-font-sans: "BBC Reith Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --bbc-font-serif: "BBC Reith Serif", Georgia, "Times New Roman", Times, serif;
  --bbc-font-headline: var(--bbc-font-sans);
  
  /* Transitions */
  --bbc-transition-fast: 0.15s ease-in-out;
  --bbc-transition: 0.25s ease;
}

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

/* Remove default margin */
body, h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  text-rendering: optimizeSpeed;
  line-height: 1.5;
  font-family: var(--bbc-font-sans);
  color: var(--bbc-charcoal);
  background-color: var(--bbc-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--bbc-transition-fast);
}

a:hover {
  text-decoration: none;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
}

/* BBC Container */
.bbc-container {
  width: 100%;
  max-width: var(--bbc-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--bbc-container-padding);
  padding-right: var(--bbc-container-padding);
}

.bbc-container-full {
  width: 100%;
  padding-left: var(--bbc-container-padding);
  padding-right: var(--bbc-container-padding);
}

/* BBC GEL 12-Column Grid */
.bbc-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--bbc-gutter);
  width: 100%;
}

.bbc-grid > * {
  min-width: 0;
}

.bbc-grid-col-12 { grid-column: span 12; }
.bbc-grid-col-8 { grid-column: span 8; }
.bbc-grid-col-7 { grid-column: span 7; }
.bbc-grid-col-6 { grid-column: span 6; }
.bbc-grid-col-5 { grid-column: span 5; }
.bbc-grid-col-4 { grid-column: span 4; }
.bbc-grid-col-3 { grid-column: span 3; }
.bbc-grid-col-2 { grid-column: span 2; }

@media (max-width: 1024px) {
  .bbc-grid-col-8,
  .bbc-grid-col-7 { grid-column: span 12; }
  .bbc-grid-col-5,
  .bbc-grid-col-6 { grid-column: span 12; }
  .bbc-grid-col-4 { grid-column: span 6; }
  .bbc-grid-col-3 { grid-column: span 6; }
}

@media (max-width: 640px) {
  .bbc-grid-col-6,
  .bbc-grid-col-5,
  .bbc-grid-col-4,
  .bbc-grid-col-3,
  .bbc-grid-col-2 { grid-column: span 12; }
}

/* BBC Section Wrapper & Title Headers */
.bbc-section {
  display: block;
  width: 100%;
  clear: both;
  position: relative;
  overflow: visible;
  padding-top: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--bbc-border-color);
  box-sizing: border-box;
}

.bbc-section::after {
  content: "";
  display: table;
  clear: both;
}

.bbc-section:last-of-type {
  border-bottom: none;
}

.bbc-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--bbc-charcoal);
  width: 100%;
  clear: both;
}

.bbc-section-title {
  font-family: var(--bbc-font-sans);
  font-size: 20px;
  font-weight: 700;
  color: var(--bbc-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.bbc-section-title a {
  color: var(--bbc-charcoal);
}

.bbc-section-title a:hover {
  color: var(--bbc-red);
}

.bbc-section-title .bbc-chevron {
  width: 8px;
  height: 12px;
  fill: var(--bbc-red);
  transition: transform var(--bbc-transition-fast);
}

.bbc-section-title:hover .bbc-chevron {
  transform: translateX(4px);
}

.bbc-section-subtitle {
  font-size: 14px;
  color: var(--bbc-grey-mid);
}

/* BBC Live Badge & Pulse Dot */
.bbc-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--bbc-red-live);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.bbc-live-dot {
  width: 9px;
  height: 9px;
  background-color: var(--bbc-red-live);
  border-radius: 50%;
  display: inline-block;
  animation: bbc-pulse 1.5s infinite;
}

@keyframes bbc-pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(204, 1, 1, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(204, 1, 1, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(204, 1, 1, 0); }
}

/* BBC Card General Styles */
.bbc-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: auto;
  min-height: 0;
  width: 100%;
  background-color: transparent;
  transition: opacity var(--bbc-transition-fast);
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.bbc-card:hover .bbc-card-title {
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

.bbc-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: #eaeaea;
  margin-bottom: 10px;
  flex-shrink: 0;
}

.bbc-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.bbc-card:hover .bbc-card-media img {
  transform: scale(1.03);
}

.bbc-card-body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
}

.bbc-card-meta-top {
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.bbc-card-kicker {
  font-size: 12px;
  font-weight: 700;
  color: var(--bbc-red);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.bbc-card-title {
  font-family: var(--bbc-font-sans);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.3;
  color: var(--bbc-charcoal);
  margin-bottom: 8px;
}

.bbc-card-title a {
  color: inherit;
}

.bbc-card-excerpt {
  font-family: var(--bbc-font-sans);
  font-size: 14px;
  line-height: 1.4;
  color: var(--bbc-grey-dark);
  margin-bottom: 12px;
}

.bbc-card-meta-bottom {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--bbc-grey-mid);
}

.bbc-card-time {
  font-size: 12px;
  color: var(--bbc-grey-mid);
}

.bbc-card-category-tag {
  font-weight: 600;
  color: var(--bbc-charcoal);
  border-left: 1px solid var(--bbc-grey-border);
  padding-left: 8px;
}

/* BBC Buttons */
.bbc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  font-family: var(--bbc-font-sans);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  cursor: pointer;
  border-radius: 0;
  transition: all var(--bbc-transition-fast);
  border: 1px solid transparent;
}

.bbc-btn-primary {
  background-color: var(--bbc-black);
  color: var(--bbc-white);
  border-color: var(--bbc-black);
}

.bbc-btn-primary:hover {
  background-color: var(--bbc-grey-dark);
  color: var(--bbc-white);
}

.bbc-btn-outline {
  background-color: transparent;
  color: var(--bbc-black);
  border-color: var(--bbc-black);
}

.bbc-btn-outline:hover {
  background-color: var(--bbc-black);
  color: var(--bbc-white);
}

.bbc-btn-pill {
  border-radius: 20px;
}

/* Helper Utilities */
.bbc-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.bbc-divider {
  height: 1px;
  background-color: var(--bbc-border-color);
  margin-top: 16px;
  margin-bottom: 16px;
  border: none;
}