/* ============================================
   捷克街头 - 欧洲街头艺术与涂鸦文化平台
   主样式表 jk-main.css
   CSS/ID前缀: jk-
   ============================================ */

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

:root {
  --jk-brick-red: #A52A2A;
  --jk-spray-yellow: #FFFC00;
  --jk-spray-cyan: #00E5E5;
  --jk-spray-pink: #FF007F;
  --jk-dark-bg: #1a1a1a;
  --jk-darker-bg: #111111;
  --jk-text-light: #f0f0f0;
  --jk-text-muted: #aaaaaa;
  --jk-border-color: #333333;
  --jk-font-heading: 'Impact', 'Arial Black', sans-serif;
  --jk-font-body: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--jk-font-body);
  background-color: var(--jk-darker-bg);
  color: var(--jk-text-light);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: var(--jk-spray-cyan);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--jk-spray-yellow);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--jk-font-heading);
  line-height: 1.3;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* === Mobile First: Base (320px+) === */

/* --- Navigation --- */
.jk-nav {
  background: rgba(17, 17, 17, 0.92);
  padding: 12px 16px;
  z-index: 1000;
  border-bottom: 3px solid var(--jk-brick-red);
}

.jk-nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1440px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.jk-nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.jk-nav-logo img {
  height: 40px;
  width: auto;
}

.jk-nav-logo-text {
  font-family: var(--jk-font-heading);
  color: var(--jk-brick-red);
  font-size: 1.2rem;
  letter-spacing: 2px;
}

.jk-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.jk-hamburger span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--jk-spray-yellow);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.jk-hamburger.jk-active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.jk-hamburger.jk-active span:nth-child(2) {
  opacity: 0;
}

.jk-hamburger.jk-active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

.jk-nav-links {
  display: none;
  width: 100%;
  flex-direction: column;
  list-style: none;
  padding-top: 16px;
}

.jk-nav-links.jk-open {
  display: flex;
}

.jk-nav-links li {
  border-bottom: 1px solid var(--jk-border-color);
}

.jk-nav-links a {
  display: block;
  padding: 12px 0;
  color: var(--jk-text-light);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 1px;
  position: relative;
  transition: color 0.3s;
}

.jk-nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--jk-spray-pink), var(--jk-spray-yellow), var(--jk-spray-cyan));
  transition: width 0.4s ease;
  border-radius: 2px;
}

.jk-nav-links a:hover {
  color: var(--jk-spray-yellow);
}

.jk-nav-links a:hover::after {
  width: 100%;
}

.jk-nav-right {
  display: none;
}

.jk-search-box {
  display: flex;
  gap: 8px;
}

.jk-search-input {
  background: var(--jk-dark-bg);
  border: 1px solid var(--jk-border-color);
  color: var(--jk-text-light);
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 0.85rem;
  width: 160px;
}

.jk-search-input:focus {
  outline: none;
  border-color: var(--jk-spray-cyan);
}

.jk-btn {
  display: inline-block;
  padding: 10px 20px;
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  text-align: center;
}

.jk-btn-primary {
  background: var(--jk-brick-red);
  color: #fff;
}

.jk-btn-primary:hover {
  background: #c43232;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(165, 42, 42, 0.4);
}

.jk-btn-accent {
  background: var(--jk-spray-pink);
  color: #fff;
}

.jk-btn-accent:hover {
  background: #e0006f;
  color: #fff;
  transform: translateY(-2px);
}

.jk-btn-outline {
  background: transparent;
  color: var(--jk-spray-cyan);
  border: 2px solid var(--jk-spray-cyan);
}

.jk-btn-outline:hover {
  background: var(--jk-spray-cyan);
  color: var(--jk-dark-bg);
}

/* --- Hero / Waterfall Section --- */
.jk-hero-section {
  padding: 30px 16px;
  background: var(--jk-darker-bg);
}

.jk-section-container {
  max-width: 1440px;
  margin: 0 auto;
}

.jk-masonry-grid {
  column-count: 1;
  column-gap: 16px;
}

.jk-masonry-item {
  break-inside: avoid;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 2px solid var(--jk-border-color);
  transition: transform 0.3s, border-color 0.3s;
}

.jk-masonry-item:hover {
  transform: scale(1.02);
  border-color: var(--jk-spray-pink);
}

.jk-masonry-item img {
  width: 100%;
  display: block;
}

.jk-masonry-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  padding: 20px 12px 12px;
  color: #fff;
}

.jk-masonry-caption .jk-caption-artist {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--jk-spray-yellow);
}

.jk-masonry-caption .jk-caption-city {
  font-size: 0.8rem;
  color: var(--jk-text-muted);
}

/* --- Section Common --- */
.jk-section {
  padding: 50px 16px;
}

.jk-section-title {
  font-size: 1.6rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 30px;
  position: relative;
  display: inline-block;
}

.jk-section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--jk-brick-red);
  border-radius: 2px;
}

.jk-section-alt {
  background: var(--jk-dark-bg);
}

/* --- Artist Spotlight --- */
.jk-artist-spotlight {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.jk-artist-info {
  text-align: center;
}

.jk-artist-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--jk-spray-pink);
  margin: 0 auto 16px;
}

.jk-artist-name {
  font-size: 1.4rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 8px;
}

.jk-artist-subtitle {
  font-size: 0.95rem;
  color: var(--jk-text-muted);
  margin-bottom: 16px;
  font-style: italic;
}

.jk-artist-bio {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--jk-text-light);
  margin-bottom: 20px;
}

.jk-artist-carousel {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.jk-carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.jk-carousel-slide {
  min-width: 100%;
  flex-shrink: 0;
}

.jk-carousel-slide img {
  width: 100%;
  border-radius: 8px;
}

.jk-carousel-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 12px;
}

.jk-carousel-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--jk-brick-red);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s;
}

.jk-carousel-btn:hover {
  background: var(--jk-spray-pink);
}

/* --- Video Section --- */
.jk-video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.jk-video-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid var(--jk-border-color);
  transition: border-color 0.3s, transform 0.3s;
}

.jk-video-card:hover {
  border-color: var(--jk-spray-cyan);
  transform: translateY(-4px);
}

.jk-video-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.jk-video-play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: rgba(165, 42, 42, 0.85);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, transform 0.3s;
}

.jk-video-play-icon::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 12px 0 12px 20px;
  border-color: transparent transparent transparent #fff;
  margin-left: 4px;
}

.jk-video-card:hover .jk-video-play-icon {
  background: rgba(255, 0, 127, 0.9);
  transform: translate(-50%, -50%) scale(1.1);
}

.jk-video-title {
  padding: 12px;
  background: var(--jk-dark-bg);
  font-size: 0.9rem;
  font-weight: 600;
}

/* --- Video Modal --- */
.jk-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.jk-modal-overlay.jk-modal-active {
  display: flex;
}

.jk-modal-content {
  width: 90%;
  max-width: 900px;
  position: relative;
}

.jk-modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: var(--jk-spray-yellow);
  font-size: 2rem;
  cursor: pointer;
  transition: color 0.3s;
}

.jk-modal-close:hover {
  color: var(--jk-spray-pink);
}

.jk-video-player {
  width: 100%;
  border-radius: 8px;
  background: #000;
}

/* --- City Explorer --- */
.jk-city-explorer {
  position: relative;
}

.jk-city-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.jk-city-card {
  background: var(--jk-dark-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid var(--jk-border-color);
  transition: border-color 0.3s, transform 0.3s;
}

.jk-city-card:hover {
  border-color: var(--jk-spray-cyan);
  transform: translateY(-4px);
}

.jk-city-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.jk-city-card-body {
  padding: 16px;
}

.jk-city-card-name {
  font-size: 1.2rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 8px;
}

.jk-city-card-desc {
  font-size: 0.85rem;
  color: var(--jk-text-muted);
  margin-bottom: 12px;
}

.jk-city-spots {
  list-style: none;
  padding: 0;
}

.jk-city-spots li {
  padding: 6px 0;
  border-bottom: 1px solid var(--jk-border-color);
  font-size: 0.85rem;
  color: var(--jk-text-light);
}

.jk-city-spots li::before {
  content: '▸ ';
  color: var(--jk-spray-pink);
}

/* --- Dictionary Cards --- */
.jk-dict-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.jk-dict-card {
  perspective: 1000px;
  height: 200px;
  cursor: pointer;
}

.jk-dict-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.jk-dict-card.jk-flipped .jk-dict-card-inner {
  transform: rotateY(180deg);
}

.jk-dict-card-front,
.jk-dict-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
}

.jk-dict-card-front {
  background: linear-gradient(135deg, var(--jk-brick-red), #7a1f1f);
  border: 2px solid var(--jk-spray-yellow);
}

.jk-dict-card-front .jk-dict-term {
  font-size: 1.8rem;
  font-family: var(--jk-font-heading);
  color: var(--jk-spray-yellow);
  letter-spacing: 3px;
}

.jk-dict-card-front .jk-dict-hint {
  font-size: 0.8rem;
  color: var(--jk-text-muted);
  margin-top: 8px;
}

.jk-dict-card-back {
  background: var(--jk-dark-bg);
  border: 2px solid var(--jk-spray-cyan);
  transform: rotateY(180deg);
}

.jk-dict-card-back .jk-dict-term-cn {
  font-size: 1.2rem;
  color: var(--jk-spray-cyan);
  margin-bottom: 12px;
  font-weight: 700;
}

.jk-dict-card-back .jk-dict-definition {
  font-size: 0.85rem;
  color: var(--jk-text-light);
  line-height: 1.6;
}

/* --- Countdown --- */
.jk-countdown-section {
  text-align: center;
  padding: 60px 16px;
  background: linear-gradient(135deg, var(--jk-darker-bg), #2a0a0a);
}

.jk-countdown-display {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 30px 0;
  flex-wrap: wrap;
}

.jk-countdown-unit {
  background: var(--jk-dark-bg);
  border: 2px solid var(--jk-brick-red);
  border-radius: 12px;
  padding: 16px 20px;
  min-width: 70px;
  text-align: center;
}

.jk-countdown-number {
  font-size: 2.5rem;
  font-family: var(--jk-font-heading);
  color: var(--jk-spray-yellow);
  line-height: 1;
}

.jk-countdown-label {
  font-size: 0.75rem;
  color: var(--jk-text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.jk-countdown-event {
  font-size: 1.1rem;
  color: var(--jk-text-muted);
  margin-top: 20px;
}

.jk-countdown-event strong {
  color: var(--jk-spray-pink);
}

/* --- CTA Banner --- */
.jk-cta-banner {
  position: relative;
  padding: 80px 16px;
  text-align: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.jk-cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.65);
}

.jk-cta-content {
  position: relative;
  z-index: 1;
}

.jk-cta-title {
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 16px;
}

.jk-cta-text {
  font-size: 1rem;
  color: var(--jk-text-muted);
  margin-bottom: 30px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.jk-cta-btn {
  display: inline-block;
  padding: 16px 40px;
  background: var(--jk-spray-pink);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: jk-pulse 2s infinite;
  transition: transform 0.3s;
  text-decoration: none;
}

.jk-cta-btn:hover {
  transform: scale(1.05);
  color: #fff;
}

@keyframes jk-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 0, 127, 0.6); }
  50% { box-shadow: 0 0 0 15px rgba(255, 0, 127, 0); }
}

/* --- Shop Preview --- */
.jk-shop-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.jk-shop-item {
  background: var(--jk-dark-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid var(--jk-border-color);
  transition: border-color 0.3s, transform 0.3s;
}

.jk-shop-item:hover {
  border-color: var(--jk-spray-yellow);
  transform: translateY(-4px);
}

.jk-shop-item-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.jk-shop-item-body {
  padding: 12px;
}

.jk-shop-item-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--jk-text-light);
  margin-bottom: 4px;
}

.jk-shop-item-price {
  font-size: 0.9rem;
  color: var(--jk-spray-yellow);
  font-weight: 700;
}

/* --- Footer --- */
.jk-footer {
  background: var(--jk-darker-bg);
  border-top: 3px solid var(--jk-brick-red);
  padding: 50px 16px 20px;
}

.jk-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  max-width: 1440px;
  margin: 0 auto;
}

.jk-footer-col-title {
  font-size: 1rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 16px;
  font-family: var(--jk-font-heading);
  letter-spacing: 2px;
}

.jk-footer-links {
  list-style: none;
}

.jk-footer-links li {
  margin-bottom: 8px;
}

.jk-footer-links a {
  color: var(--jk-text-muted);
  font-size: 0.85rem;
  transition: color 0.3s;
}

.jk-footer-links a:hover {
  color: var(--jk-spray-cyan);
}

.jk-footer-honors {
  padding: 30px 0;
  border-top: 1px solid var(--jk-border-color);
  border-bottom: 1px solid var(--jk-border-color);
  margin-top: 30px;
}

.jk-honor-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.jk-honor-badge {
  background: var(--jk-dark-bg);
  border: 1px solid var(--jk-border-color);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.8rem;
  color: var(--jk-text-muted);
  text-align: center;
  max-width: 280px;
}

.jk-honor-badge .jk-honor-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 8px;
}

.jk-honor-badge .jk-honor-text {
  line-height: 1.4;
}

.jk-footer-bottom {
  text-align: center;
  padding-top: 20px;
  margin-top: 20px;
  border-top: 1px solid var(--jk-border-color);
}

.jk-footer-auth {
  font-size: 0.8rem;
  color: var(--jk-text-muted);
  margin-bottom: 8px;
}

.jk-footer-copyright {
  font-size: 0.75rem;
  color: #666;
}

/* --- Breadcrumb --- */
.jk-breadcrumb {
  padding: 12px 16px;
  max-width: 1440px;
  margin: 0 auto;
}

.jk-breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 0.8rem;
}

.jk-breadcrumb-list li::after {
  content: ' / ';
  color: var(--jk-text-muted);
  margin-left: 4px;
}

.jk-breadcrumb-list li:last-child::after {
  content: '';
}

.jk-breadcrumb-list a {
  color: var(--jk-text-muted);
}

.jk-breadcrumb-list .jk-breadcrumb-current {
  color: var(--jk-spray-yellow);
}

/* --- Inner Page Content --- */
.jk-page-header {
  padding: 40px 16px;
  text-align: center;
  background: linear-gradient(135deg, var(--jk-darker-bg), #2a0a0a);
  border-bottom: 3px solid var(--jk-brick-red);
}

.jk-page-title {
  font-size: 2rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 12px;
}

.jk-page-subtitle {
  font-size: 1rem;
  color: var(--jk-text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.jk-content-area {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 16px;
}

.jk-content-area p {
  margin-bottom: 20px;
  font-size: 0.95rem;
  line-height: 1.9;
}

.jk-content-area h2 {
  font-size: 1.4rem;
  color: var(--jk-spray-yellow);
  margin: 40px 0 16px;
}

.jk-content-area h3 {
  font-size: 1.1rem;
  color: var(--jk-spray-cyan);
  margin: 30px 0 12px;
}

.jk-content-img {
  margin: 24px 0;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid var(--jk-border-color);
}

.jk-content-img img {
  width: 100%;
}

/* --- Gallery Grid --- */
.jk-gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 20px 0;
}

.jk-gallery-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid var(--jk-border-color);
  transition: all 0.3s;
}

.jk-gallery-item:hover {
  border-color: var(--jk-spray-pink);
  transform: scale(1.02);
}

.jk-gallery-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.jk-gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  padding: 20px 12px 12px;
}

.jk-gallery-overlay h3 {
  font-size: 0.95rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 4px;
}

.jk-gallery-overlay p {
  font-size: 0.8rem;
  color: var(--jk-text-muted);
}

/* --- Map Section --- */
.jk-map-container {
  position: relative;
  background: var(--jk-dark-bg);
  border-radius: 12px;
  padding: 20px;
  border: 2px solid var(--jk-border-color);
  min-height: 400px;
}

.jk-map-pins {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.jk-map-pin {
  background: var(--jk-darker-bg);
  border: 1px solid var(--jk-border-color);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
}

.jk-map-pin:hover {
  border-color: var(--jk-spray-pink);
  background: rgba(165, 42, 42, 0.15);
}

.jk-map-pin-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.jk-map-pin-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--jk-spray-yellow);
}

.jk-map-pin-count {
  font-size: 0.75rem;
  color: var(--jk-text-muted);
}

/* --- Artist Profile Cards --- */
.jk-artist-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.jk-artist-card {
  background: var(--jk-dark-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid var(--jk-border-color);
  transition: all 0.3s;
}

.jk-artist-card:hover {
  border-color: var(--jk-spray-cyan);
  transform: translateY(-4px);
}

.jk-artist-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.jk-artist-card-body {
  padding: 16px;
}

.jk-artist-card-name {
  font-size: 1.1rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 8px;
}

.jk-artist-card-style {
  font-size: 0.8rem;
  color: var(--jk-spray-pink);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.jk-artist-card-desc {
  font-size: 0.85rem;
  color: var(--jk-text-muted);
  line-height: 1.6;
}

/* --- Festival Cards --- */
.jk-festival-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.jk-festival-card {
  display: flex;
  flex-direction: column;
  background: var(--jk-dark-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid var(--jk-border-color);
  transition: all 0.3s;
}

.jk-festival-card:hover {
  border-color: var(--jk-spray-yellow);
}

.jk-festival-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.jk-festival-card-body {
  padding: 16px;
}

.jk-festival-card-date {
  font-size: 0.8rem;
  color: var(--jk-spray-pink);
  font-weight: 700;
  margin-bottom: 8px;
}

.jk-festival-card-name {
  font-size: 1.1rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 8px;
}

.jk-festival-card-location {
  font-size: 0.85rem;
  color: var(--jk-text-muted);
  margin-bottom: 12px;
}

.jk-festival-card-desc {
  font-size: 0.85rem;
  color: var(--jk-text-light);
  line-height: 1.6;
}

/* --- Virtual Wall Page --- */
.jk-wall-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px;
  background: var(--jk-dark-bg);
  border-bottom: 2px solid var(--jk-brick-red);
  align-items: center;
}

.jk-wall-tool-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.jk-wall-tool-label {
  font-size: 0.8rem;
  color: var(--jk-text-muted);
}

.jk-color-picker {
  width: 36px;
  height: 36px;
  border: 2px solid var(--jk-border-color);
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  background: none;
}

.jk-brush-slider {
  width: 100px;
  accent-color: var(--jk-spray-pink);
}

.jk-wall-btn {
  padding: 8px 16px;
  background: var(--jk-brick-red);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 700;
  transition: background 0.3s;
}

.jk-wall-btn:hover {
  background: var(--jk-spray-pink);
}

.jk-wall-canvas-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}

#jk-graffiti-canvas {
  display: block;
  width: 100%;
  cursor: crosshair;
}

/* --- App Download Page --- */
.jk-app-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  padding: 50px 16px;
  text-align: center;
}

.jk-app-mockup {
  max-width: 280px;
  border-radius: 20px;
  border: 3px solid var(--jk-border-color);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.jk-app-info h2 {
  font-size: 1.6rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 16px;
}

.jk-app-info p {
  color: var(--jk-text-muted);
  margin-bottom: 24px;
  line-height: 1.8;
}

.jk-app-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.jk-app-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  background: var(--jk-dark-bg);
  border: 2px solid var(--jk-border-color);
  border-radius: 12px;
  color: var(--jk-text-light);
  font-size: 0.9rem;
  font-weight: 700;
  transition: all 0.3s;
  min-width: 220px;
  justify-content: center;
}

.jk-app-download-btn:hover {
  border-color: var(--jk-spray-cyan);
  color: var(--jk-spray-cyan);
  transform: translateY(-2px);
}

.jk-app-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 50px 16px;
  max-width: 1200px;
  margin: 0 auto;
}

.jk-app-feature {
  text-align: center;
  padding: 24px;
  background: var(--jk-dark-bg);
  border-radius: 12px;
  border: 1px solid var(--jk-border-color);
}

.jk-app-feature-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.jk-app-feature h3 {
  font-size: 1rem;
  color: var(--jk-spray-yellow);
  margin-bottom: 8px;
}

.jk-app-feature p {
  font-size: 0.85rem;
  color: var(--jk-text-muted);
  line-height: 1.6;
}

/* === Tablet (768px+) === */
@media (min-width: 768px) {
  .jk-masonry-grid {
    column-count: 2;
  }

  .jk-nav-links {
    display: flex;
    flex-direction: row;
    width: auto;
    padding-top: 0;
    gap: 4px;
  }

  .jk-nav-links li {
    border-bottom: none;
  }

  .jk-nav-links a {
    padding: 8px 12px;
    font-size: 0.85rem;
  }

  .jk-hamburger {
    display: none;
  }

  .jk-nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .jk-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-city-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-dict-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-shop-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .jk-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-artist-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-festival-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-artist-spotlight {
    flex-direction: row;
    align-items: flex-start;
  }

  .jk-artist-info {
    flex: 1;
    text-align: left;
  }

  .jk-artist-avatar {
    margin: 0 0 16px 0;
  }

  .jk-artist-carousel {
    flex: 1.5;
  }

  .jk-app-hero {
    flex-direction: row;
    text-align: left;
    padding: 80px 40px;
  }

  .jk-app-buttons {
    flex-direction: row;
  }

  .jk-app-features {
    grid-template-columns: repeat(2, 1fr);
  }

  .jk-map-pins {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* === Desktop (1024px+) === */
@media (min-width: 1024px) {
  .jk-masonry-grid {
    column-count: 3;
  }

  .jk-video-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .jk-city-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .jk-dict-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .jk-shop-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .jk-footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .jk-gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .jk-artist-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .jk-nav-links a {
    font-size: 0.9rem;
    padding: 8px 16px;
  }

  .jk-page-title {
    font-size: 2.8rem;
  }

  .jk-section-title {
    font-size: 2rem;
  }

  .jk-app-features {
    grid-template-columns: repeat(4, 1fr);
  }

  .jk-map-pins {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* === Large Desktop (1440px+) === */
@media (min-width: 1440px) {
  .jk-masonry-grid {
    column-count: 4;
  }

  .jk-section {
    padding: 70px 40px;
  }

  .jk-countdown-number {
    font-size: 3.5rem;
  }

  .jk-countdown-unit {
    padding: 24px 32px;
    min-width: 100px;
  }
}

/* === Utility Classes === */
.jk-text-center { text-align: center; }
.jk-text-left { text-align: left; }
.jk-mt-20 { margin-top: 20px; }
.jk-mb-20 { margin-bottom: 20px; }
.jk-hidden { display: none; }
.jk-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}