/* ============================================================
   BASKETBALL ARENA — BLOG
   Styling for /blog and article pages.
   Reuses the game's design tokens & visual language.
   ============================================================ */

/* Design tokens (mirrored from style.css) */
:root {
  --c-orange: #ff7a18;
  --c-orange-2: #ff4d00;
  --c-cyan: #00e5ff;
  --c-gold: #ffd700;
  --c-fire: #ff3d00;
  --c-text: #ffffff;
  --c-dim: #aab3c4;
  --c-body: #dfe6f2;
  --c-bg: #0a0d16;
  --c-panel: rgba(14, 18, 30, 0.78);
  --c-panel-line: rgba(255, 255, 255, 0.12);
  --c-track: rgba(255, 255, 255, 0.14);
  --grad-main: linear-gradient(135deg, #ff7a18 0%, #ff2d55 100%);
  --grad-cyan: linear-gradient(135deg, #00e5ff 0%, #0077ff 100%);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 40px;

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.6);

  --font-ui: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 20% -10%, rgba(255, 122, 24, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 10%, rgba(0, 229, 255, 0.07) 0%, transparent 50%),
    var(--c-bg);
  color: var(--c-body);
  font-family: var(--font-ui);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: var(--c-cyan);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--c-orange);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-panel-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 68px;
}

.site-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-weight: 900;
  letter-spacing: 1px;
  font-size: 18px;
  line-height: 1;
  white-space: nowrap;
}

.site-logo .logo-t1 {
  color: var(--c-orange);
  text-shadow: 0 0 18px rgba(255, 122, 24, 0.6);
}

.site-logo .logo-t2 {
  color: var(--c-cyan);
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.6);
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  display: inline-block;
  padding: 10px var(--space-4);
  border-radius: var(--radius-pill);
  color: var(--c-body);
  font-size: var(--fs-sm, 12px);
  font-weight: 800;
  letter-spacing: 2px;
  border: 1px solid transparent;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.site-nav a:hover {
  color: var(--c-text);
  background: rgba(255, 122, 24, 0.12);
  border-color: rgba(255, 122, 24, 0.45);
}

.site-nav a[aria-current='page'] {
  color: var(--c-cyan);
  background: rgba(0, 229, 255, 0.1);
  border-color: rgba(0, 229, 255, 0.4);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-panel-line);
  background: var(--c-panel);
  cursor: pointer;
}

.nav-toggle .bar {
  width: 100%;
  height: 3px;
  border-radius: var(--radius-pill);
  background: var(--c-text);
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle.open .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open .bar:nth-child(2) { opacity: 0; }
.nav-toggle.open .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ============================================================
   HERO + SEARCH
   ============================================================ */
.hero {
  padding: var(--space-8) 0 var(--space-7);
  text-align: center;
}

.hero-title {
  margin: 0;
  font-size: clamp(34px, 6vw, 56px);
  font-weight: 900;
  letter-spacing: 2px;
  line-height: 1.1;
}

.hero-title .t1 {
  color: var(--c-orange);
  text-shadow: 0 0 30px rgba(255, 122, 24, 0.6);
}

.hero-title .t2 {
  color: var(--c-cyan);
  text-shadow: 0 0 30px rgba(0, 229, 255, 0.6);
}

.hero-sub {
  margin: var(--space-4) auto var(--space-7);
  max-width: 520px;
  color: var(--c-dim);
  font-size: 16px;
  font-weight: 500;
}

.search-wrap {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
}

.search-wrap svg {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--c-dim);
  pointer-events: none;
}

.search-wrap input {
  width: 100%;
  padding: 15px 20px 15px 52px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-panel-line);
  background: var(--c-panel);
  backdrop-filter: blur(10px);
  color: var(--c-text);
  font-family: var(--font-ui);
  font-size: var(--fs-lg, 16px);
  font-weight: 600;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-wrap input::placeholder {
  color: var(--c-dim);
  font-weight: 500;
}

.search-wrap input:focus {
  outline: none;
  border-color: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.25);
}

/* ============================================================
   SECTIONS + CARDS
   ============================================================ */
.section {
  padding: var(--space-6) 0;
}

.section-eyebrow {
  margin: 0 0 var(--space-6);
  font-size: var(--fs-xs, 11px);
  font-weight: 900;
  letter-spacing: 4px;
  color: var(--c-gold);
  text-transform: uppercase;
}

.article-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-panel-line);
  background: var(--c-panel);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 122, 24, 0.5);
  box-shadow: var(--shadow-md);
}

.card-media {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: rgba(0, 0, 0, 0.3);
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease-out, cubic-bezier(0.2, 0.7, 0.3, 1));
}

.article-card:hover .card-media img {
  transform: scale(1.05);
}

.card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-2);
  padding: var(--space-5);
}

.badge {
  align-self: flex-start;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0, 229, 255, 0.45);
  background: rgba(0, 229, 255, 0.12);
  color: var(--c-cyan);
  font-size: var(--fs-xs, 11px);
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.card-title {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: 0.2px;
}

.card-title a {
  color: var(--c-text);
}

.card-title a:hover {
  color: var(--c-orange);
}

.card-excerpt {
  margin: 0;
  color: var(--c-dim);
  font-size: 14px;
  line-height: 1.6;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--c-dim);
  font-size: var(--fs-sm, 12px);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.card-meta .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--c-orange);
}

.card-meta time {
  white-space: nowrap;
}

/* Buttons (reused from game's .btn) */
.btn {
  display: inline-block;
  border: none;
  cursor: pointer;
  font-family: var(--font-ui);
  font-weight: 900;
  letter-spacing: 2px;
  font-size: var(--fs-lg, 16px);
  padding: 15px 34px;
  border-radius: var(--radius-pill);
  color: #fff;
  background: var(--grad-main);
  box-shadow: 0 8px 24px rgba(255, 45, 85, 0.4);
  min-height: 50px;
  text-align: center;
  transition: transform 0.12s, box-shadow 0.2s, filter 0.2s;
}

.btn:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 12px 32px rgba(255, 45, 85, 0.55);
  filter: brightness(1.08);
  color: #fff;
}

.btn:active {
  transform: scale(0.96);
}

.btn-sm {
  align-self: flex-start;
  margin-top: var(--space-3);
  padding: 10px 22px;
  font-size: var(--fs-sm, 12px);
  min-height: 40px;
}

/* Featured card */
.featured .article-card {
  flex-direction: row;
}

.featured .card-media {
  flex: 1 1 50%;
  aspect-ratio: auto;
  min-height: 300px;
}

.featured .card-body {
  flex: 1 1 50%;
  justify-content: center;
  padding: var(--space-7);
  gap: var(--space-3);
}

.featured .card-title {
  font-size: clamp(24px, 3vw, 34px);
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.featured {
  grid-column: 1 / -1;
}

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--c-dim);
  font-weight: 600;
  padding: var(--space-7) 0;
}

/* ============================================================
   CTA
   ============================================================ */
.cta-panel {
  position: relative;
  overflow: hidden;
  margin: var(--space-7) 0;
  padding: var(--space-8) var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-panel-line);
  background:
    radial-gradient(circle at 15% 20%, rgba(255, 122, 24, 0.22) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(0, 229, 255, 0.16) 0%, transparent 45%),
    var(--c-panel);
  text-align: center;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
}

.cta-panel h2 {
  margin: 0 0 var(--space-3);
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--c-text);
}

.cta-panel h2 span { color: var(--c-orange); }
.cta-panel h2 span.cy { color: var(--c-cyan); }

.cta-panel p {
  margin: 0 auto var(--space-6);
  max-width: 460px;
  color: var(--c-dim);
  font-size: 16px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  margin-top: var(--space-8);
  padding: var(--space-7) 0 var(--space-6);
  border-top: 1px solid var(--c-panel-line);
  background: rgba(6, 8, 14, 0.6);
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-6);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand p {
  margin: var(--space-3) 0 0;
  color: var(--c-dim);
  font-size: 13px;
  line-height: 1.6;
}

.footer-col h2 {
  margin: 0 0 var(--space-3);
  font-size: var(--fs-sm, 12px);
  font-weight: 900;
  letter-spacing: 3px;
  color: var(--c-gold);
  text-transform: uppercase;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.footer-col a {
  color: var(--c-dim);
  font-weight: 600;
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--c-orange);
}

.footer-copy {
  margin: var(--space-7) 0 0;
  padding-top: var(--space-4);
  border-top: 1px solid var(--c-panel-line);
  text-align: center;
  color: var(--c-dim);
  font-size: var(--fs-sm, 12px);
  letter-spacing: 1px;
}

/* ============================================================
   ARTICLE PAGE
   ============================================================ */
.breadcrumb {
  padding: var(--space-4) 0 0;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--fs-sm, 12px);
  font-weight: 700;
  letter-spacing: 1px;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumb li + li::before {
  content: '/';
  color: var(--c-dim);
}

.breadcrumb a {
  color: var(--c-dim);
}

.breadcrumb a:hover {
  color: var(--c-cyan);
}

.breadcrumb [aria-current='page'] {
  color: var(--c-text);
}

.article-header {
  padding: var(--space-6) 0 var(--space-5);
}

.article-header .badge {
  margin-bottom: var(--space-4);
}

.article-title {
  margin: 0 0 var(--space-4);
  font-size: clamp(28px, 4.4vw, 46px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0.2px;
  color: var(--c-text);
}

.article-intro {
  margin: 0 0 var(--space-5);
  max-width: 780px;
  font-size: 18px;
  line-height: 1.7;
  color: var(--c-body);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  color: var(--c-dim);
  font-size: var(--fs-sm, 12px);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.article-meta .dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--c-orange);
}

.hero-image {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-panel-line);
  box-shadow: var(--shadow-md);
}

.hero-image img {
  width: 100%;
}

/* Layout */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: var(--space-7);
  padding: var(--space-6) 0;
}

.article-body {
  max-width: 780px;
  font-size: 17px;
  line-height: 1.85;
}

.article-body > * {
  margin-bottom: var(--space-6);
}

.article-body h2 {
  margin: var(--space-8) 0 var(--space-4);
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.3px;
  color: var(--c-text);
  scroll-margin-top: 90px;
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--c-panel-line);
}

.article-body h2 .h-num {
  color: var(--c-orange);
  margin-right: var(--space-2);
}

.article-body h3 {
  margin: var(--space-7) 0 var(--space-3);
  font-size: 20px;
  font-weight: 800;
  color: var(--c-cyan);
  scroll-margin-top: 90px;
}

.article-body p {
  margin: 0 0 var(--space-5);
}

.article-body strong {
  color: var(--c-text);
  font-weight: 800;
}

.article-body ul,
.article-body ol {
  margin: 0 0 var(--space-5);
  padding-left: var(--space-6);
}

.article-body li {
  margin-bottom: var(--space-2);
}

.article-body li::marker {
  color: var(--c-orange);
  font-weight: 800;
}

.article-body a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--c-orange);
}

.article-body figure {
  margin: var(--space-7) 0;
}

.article-body figure img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-panel-line);
}

.article-body figcaption {
  margin-top: var(--space-3);
  text-align: center;
  color: var(--c-dim);
  font-size: var(--fs-sm, 13px);
  font-style: italic;
}

.article-body blockquote {
  margin: var(--space-7) 0;
  padding: var(--space-4) var(--space-6);
  border-left: 4px solid var(--c-orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(255, 122, 24, 0.08);
  color: var(--c-body);
  font-style: italic;
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

/* TOC */
.toc {
  position: sticky;
  top: 90px;
  align-self: start;
  padding: var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-panel-line);
  background: var(--c-panel);
  font-size: 14px;
}

.toc h2 {
  margin: 0 0 var(--space-4);
  font-size: var(--fs-xs, 11px);
  font-weight: 900;
  letter-spacing: 3px;
  color: var(--c-gold);
}

.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: toc;
  display: grid;
  gap: var(--space-2);
}

.toc li {
  counter-increment: toc;
}

.toc li::before {
  content: counter(toc) '.';
  color: var(--c-orange);
  font-weight: 800;
  margin-right: var(--space-2);
}

.toc a {
  color: var(--c-dim);
  font-weight: 600;
  line-height: 1.4;
}

.toc a:hover {
  color: var(--c-cyan);
}

/* In-article CTA */
.article-cta {
  margin: var(--space-8) 0;
  padding: var(--space-7) var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-panel-line);
  background:
    radial-gradient(circle at 80% 20%, rgba(0, 229, 255, 0.14) 0%, transparent 50%),
    var(--c-panel);
  text-align: center;
}

.article-cta h2 {
  margin: 0 0 var(--space-3);
  border: none;
  padding: 0;
  color: var(--c-text);
}

.article-cta p {
  margin: 0 auto var(--space-5);
  max-width: 460px;
  color: var(--c-dim);
}

/* Related */
.related {
  padding: var(--space-6) 0 var(--space-4);
  border-top: 1px solid var(--c-panel-line);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .featured .article-card {
    flex-direction: column;
  }

  .featured .card-media {
    aspect-ratio: 16 / 9;
    min-height: 0;
  }

  .featured .card-body {
    padding: var(--space-6);
  }

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

  .article-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .toc {
    position: static;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 13, 22, 0.97);
    border-bottom: 1px solid var(--c-panel-line);
    padding: var(--space-3) var(--space-5) var(--space-5);
    display: none;
  }

  .site-nav.open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .site-nav a {
    text-align: center;
  }

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

  .featured .card-media {
    min-height: 0;
  }

  .hero {
    padding: var(--space-7) 0 var(--space-6);
  }

  .section {
    padding: var(--space-5) 0;
  }

  .article-meta {
    gap: var(--space-2);
  }

  .footer-grid {
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .container {
    padding: 0 var(--space-4);
  }

  .site-logo {
    font-size: 16px;
  }

  .card-body {
    padding: var(--space-4);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}