/* =============================================================
   THE GOLDEN CHANNEL — Shared Styles
   Brand colors: Gold #FFCC00 (C:0 M:19 Y:100 K:0) | Black #000000 (C:75 M:68 Y:67 K:90)
   Font: Helvetica
   ============================================================= */

/* --- Helvetica Font Stack --- */
@font-face {
  font-family: 'Helvetica';
  src: url('../fonts/Helvetica-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Helvetica';
  src: url('../fonts/Helvetica.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Helvetica';
  src: url('../fonts/Helvetica-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --- CSS Variables --- */
:root {
  /* Brand colors — sourced from eps Source file ( The Golden Channel ).jpg */
  --color-bg:          #ffffff;
  --color-bg-alt:      #f5f5f2;
  --color-bg-dark:     #000000;
  --color-primary:     #000000;
  --color-accent:      #FFCC00;
  --color-accent-dark: #e6b800;
  --color-text:        #000000;
  --color-text-muted:  #555555;
  --color-border:      #e0e0e0;
  --color-white:       #ffffff;

  --font-sans: 'Helvetica', 'Helvetica Neue', Arial, sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-sm:  0 1px 4px rgba(0,0,0,.08);
  --shadow-md:  0 4px 20px rgba(0,0,0,.10);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.12);

  --max-width:  1200px;
  --section-pad: 80px 20px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* --- Typography --- */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 6vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); font-weight: 700; }
p  { color: var(--color-text-muted); line-height: 1.75; }

/* --- Utility --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
.section { padding: var(--section-pad); }
.section--alt { background: var(--color-bg-alt); }
.section--dark {
  background: var(--color-bg-dark);
  color: var(--color-white);
}
.section--dark p { color: rgba(255,255,255,.75); }
.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 12px;
}
.section-label--light { color: var(--color-accent); }
.text-center { text-align: center; }
.mt-4  { margin-top: 16px; }
.mt-8  { margin-top: 32px; }
.mt-12 { margin-top: 48px; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 700;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-accent-dark); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: var(--color-white); }

.btn-outline--light {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline--light:hover { background: rgba(255,255,255,.12); border-color: var(--color-white); }

.btn-lg { padding: 18px 36px; font-size: 1rem; }

/* =====================================================
   NAVIGATION
   ===================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow .2s;
}
.nav.scrolled { box-shadow: var(--shadow-sm); }
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav__logo img {
  height: 44px;
  width: auto;
  display: block;
}
/* Footer variant — white logo on dark bg */
.nav__logo--white img {
  height: 44px;
  width: auto;
  display: block;
}
/* Leaderboard variant */
.lb-nav .nav__logo img { height: 40px; }
.nav__links {
  display: none;
  gap: 32px;
  align-items: center;
}
.nav__links a {
  font-size: .9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color .15s;
}
.nav__links a:hover { color: var(--color-primary); }

.nav__cta { display: none; }

/* Hamburger */
.nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 6px;
  transition: background .15s;
}
.nav__hamburger:hover { background: var(--color-bg-alt); }
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav__mobile {
  display: none;
  flex-direction: column;
  padding: 20px;
  border-top: 1px solid var(--color-border);
  gap: 4px;
  background: var(--color-bg);
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  padding: 12px 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: color .15s;
}
.nav__mobile a:last-child { border-bottom: none; }
.nav__mobile a:hover { color: var(--color-accent-dark); }
.nav__mobile .btn { margin-top: 12px; width: 100%; justify-content: center; }

/* Tablet+ */
@media (min-width: 768px) {
  .nav__links { display: flex; }
  .nav__cta    { display: flex; }
  .nav__hamburger { display: none; }
}

/* =====================================================
   HERO — Landing Page
   ===================================================== */
.hero {
  padding: 80px 20px 72px;
  background: #000000;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -100px; right: -60px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(255,204,0,.12) 0%, transparent 65%);
  pointer-events: none;
}
.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
/* Gold logo banner — right side on desktop */
.hero__logo-banner {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__logo-banner img {
  width: 100%;
  max-width: 400px;
  height: auto;
  opacity: .95;
}
.hero__content {}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,204,0,.12);
  color: var(--color-accent);
  border: 1px solid rgba(255,204,0,.35);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero h1 {
  max-width: 640px;
  margin-bottom: 24px;
  color: var(--color-white);
}
.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}
.hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  max-width: 520px;
  margin-bottom: 40px;
  color: rgba(255,255,255,.7);
  line-height: 1.65;
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.hero__stat-item {}
.hero__stat-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: -.03em;
}
.hero__stat-num span { color: var(--color-accent); }
.hero__stat-label {
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* =====================================================
   CONCEPT SECTION
   ===================================================== */
.concept__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}
.concept__text p + p { margin-top: 16px; }
.concept__loop {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.loop-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  position: relative;
}
.loop-step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 52px;
  width: 2px;
  height: calc(100% - 32px);
  background: var(--color-border);
}
.loop-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 900;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.loop-step__text strong { display: block; font-size: 1rem; font-weight: 700; color: var(--color-primary); margin-bottom: 2px; }
.loop-step__text span { font-size: .9rem; color: var(--color-text-muted); }

/* =====================================================
   FEATURE CARDS (Advertisers / Venues)
   ===================================================== */
.feature-section__header {
  max-width: 640px;
  margin-bottom: 48px;
}
.feature-section__header h2 { margin-bottom: 16px; }
.feature-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: box-shadow .2s, transform .2s;
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(245,197,24,.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { font-size: .92rem; }

.section--dark .feature-card {
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.1);
}
.section--dark .feature-card:hover { background: rgba(255,255,255,.09); }
.section--dark .feature-card h3 { color: var(--color-white); }

.section-cta {
  margin-top: 40px;
}

/* =====================================================
   HOW IT WORKS TEASER
   ===================================================== */
.hiw-teaser {
  text-align: center;
}
.hiw-teaser__header { margin-bottom: 52px; }
.hiw-teaser__header h2 { margin-bottom: 16px; }
.hiw-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  position: relative;
}
.hiw-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}
.hiw-step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  background: rgba(245,197,24,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--color-primary);
  flex-shrink: 0;
}
.hiw-step__icon { font-size: 1.5rem; margin-bottom: -8px; }
.hiw-step h3 { margin-bottom: 4px; font-size: 1.05rem; }
.hiw-step p { font-size: .9rem; max-width: 220px; margin: 0 auto; }
.hiw-teaser__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 48px;
  font-weight: 700;
  color: var(--color-primary);
  font-size: .95rem;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
  transition: color .15s;
}
.hiw-teaser__link:hover { color: var(--color-accent-dark); }

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
.contact__intro h2 { margin-bottom: 16px; }
.contact__intro p { margin-bottom: 24px; }
.contact__detail {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--color-text-muted);
}
.contact__detail + .contact__detail { margin-top: 12px; }
.contact__detail span.icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(245,197,24,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; gap: 16px; }
.form-row + .form-row { margin-top: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: .95rem;
  color: var(--color-primary);
  background: var(--color-bg);
  transition: border-color .15s, box-shadow .15s;
  appearance: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(245,197,24,.2);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-submit { width: 100%; justify-content: center; margin-top: 20px; padding: 16px; font-size: 1rem; }

#form-success {
  display: none;
  text-align: center;
  padding: 24px;
  color: var(--color-primary);
  font-weight: 600;
}
#form-success .check {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 8px;
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,.75);
  padding: 56px 20px 32px;
}
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer__brand .nav__logo { margin-bottom: 16px; }
.footer__brand .nav__logo img { height: 40px; width: auto; }
.footer__brand p { font-size: .88rem; max-width: 280px; }
.footer__nav h4 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 16px;
}
.footer__nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer__nav ul li a {
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  transition: color .15s;
}
.footer__nav ul li a:hover { color: var(--color-white); }
.footer__contact h4 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 16px;
}
.footer__contact ul { display: flex; flex-direction: column; gap: 10px; }
.footer__contact ul li {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer__bottom {
  padding-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: space-between;
  font-size: .82rem;
  color: rgba(255,255,255,.35);
}

/* =====================================================
   HOW IT WORKS PAGE
   ===================================================== */
.page-hero {
  background: linear-gradient(135deg, #ffffff 0%, #f5f5f2 100%);
  padding: 80px 20px 72px;
}
.page-hero__inner {
  max-width: 800px;
  margin: 0 auto;
}
.page-hero h1 { margin-bottom: 20px; color: var(--color-primary); }
.page-hero p { font-size: 1.1rem; max-width: 600px; }

.video-container {
  background: var(--color-bg-alt);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  aspect-ratio: 16/9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--color-text-muted);
  text-align: center;
  padding: 40px;
  /* TODO: insert self-hosted video here — <video src="assets/video/explainer.mp4" controls playsinline poster="assets/images/video-poster.jpg"></video> */
}
.video-container .play-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}
.video-container p { font-size: 1rem; font-weight: 600; color: var(--color-text-muted); }
.video-container small { font-size: .8rem; }

/* Step-by-step */
.steps-list { margin-top: 48px; }
.step-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}
.step-item:last-child { border-bottom: none; }
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 900;
  flex-shrink: 0;
}
.step-content h3 { margin-bottom: 8px; font-size: 1.15rem; }
.step-content p { font-size: .95rem; }

/* Engagement Loop */
.engagement-loop {
  background: var(--color-bg-dark);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  color: var(--color-white);
  margin-top: 0;
}
.engagement-loop h2 { color: var(--color-white); margin-bottom: 16px; }
.engagement-loop p { color: rgba(255,255,255,.75); margin-bottom: 0; }
.loop-pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 32px;
}
.loop-pillar {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.loop-pillar .pill-icon { font-size: 1.5rem; margin-bottom: 10px; }
.loop-pillar h4 { color: var(--color-accent); font-size: 1rem; margin-bottom: 6px; }
.loop-pillar p { font-size: .88rem; color: rgba(255,255,255,.65); }

/* Analytics Preview */
.analytics-preview {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 32px 36px;
  margin-top: 0;
}
.analytics-preview h2 { margin-bottom: 16px; }
.analytics-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.analytics-metric {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: .88rem;
}
.analytics-metric strong { display: block; color: var(--color-primary); font-size: 1rem; margin-bottom: 4px; }

.hiw-cta {
  text-align: center;
  padding: 64px 20px;
  background: var(--color-bg-alt);
}
.hiw-cta h2 { margin-bottom: 12px; }
.hiw-cta p { margin-bottom: 32px; }

/* =====================================================
   LEADERBOARD PAGE
   ===================================================== */
.lb-page {
  min-height: 100vh;
  background: var(--color-bg-dark);
  color: var(--color-white);
  font-family: var(--font-sans);
  display: flex;
  flex-direction: column;
}
.lb-nav {
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.lb-nav .nav__logo img { height: 36px; width: auto; }

.lb-main {
  flex: 1;
  padding: 24px 20px 40px;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

/* Score Card */
.score-card {
  background: linear-gradient(135deg, rgba(255,204,0,.18) 0%, rgba(255,204,0,.05) 100%);
  border: 1px solid rgba(255,204,0,.35);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  margin-bottom: 28px;
}
.score-card__label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.score-card__points {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: -.04em;
  line-height: 1;
  margin-bottom: 4px;
}
.score-card__pts-label {
  font-size: .9rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 20px;
}
.score-card__rank {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-accent);
  color: var(--color-primary);
  border-radius: 100px;
  padding: 6px 20px;
  font-size: .9rem;
  font-weight: 800;
}

/* Leaderboard Table */
.lb-section-title {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lb-table {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 28px;
}
.lb-table__header {
  display: grid;
  grid-template-columns: 40px 1fr 80px 70px;
  gap: 8px;
  padding: 12px 16px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.lb-row {
  display: grid;
  grid-template-columns: 40px 1fr 80px 70px;
  gap: 8px;
  padding: 14px 16px;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,.05);
  transition: background .15s;
}
.lb-row:last-child { border-bottom: none; }
.lb-row:hover { background: rgba(255,255,255,.04); }
.lb-row.highlighted {
  background: rgba(245,197,24,.1);
  border-color: rgba(245,197,24,.2);
}
.lb-row__rank {
  font-size: .9rem;
  font-weight: 800;
  color: rgba(255,255,255,.5);
  text-align: center;
}
.lb-row__rank.gold { color: #ffd700; }
.lb-row__rank.silver { color: #c0c0c0; }
.lb-row__rank.bronze { color: #cd7f32; }
.lb-row__name { font-size: .9rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lb-row__score { font-size: .9rem; font-weight: 700; color: var(--color-accent); text-align: right; }
.lb-row__time { font-size: .75rem; color: rgba(255,255,255,.35); text-align: right; }

.lb-loading {
  text-align: center;
  padding: 40px;
  color: rgba(255,255,255,.4);
  font-size: .9rem;
}
.lb-empty {
  text-align: center;
  padding: 40px;
  color: rgba(255,255,255,.35);
  font-size: .9rem;
}

/* Share Prompt */
.share-prompt {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  margin-bottom: 28px;
}
.share-prompt h3 { font-size: 1rem; margin-bottom: 6px; color: var(--color-white); }
.share-prompt p { font-size: .88rem; color: rgba(255,255,255,.55); margin-bottom: 16px; }
.btn-share {
  background: var(--color-accent);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  font-size: .9rem;
  font-weight: 700;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background .15s;
}
.btn-share:hover { background: var(--color-accent-dark); }
.share-copied {
  display: none;
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  margin-top: 8px;
}

/* Footer CTA */
.lb-footer {
  text-align: center;
  padding: 20px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.lb-footer a {
  font-size: .82rem;
  color: rgba(255,255,255,.3);
  font-weight: 500;
  transition: color .15s;
}
.lb-footer a:hover { color: rgba(255,255,255,.6); }
.lb-footer strong { color: var(--color-accent); }

/* =====================================================
   RESPONSIVE — TABLET (768px+)
   ===================================================== */
@media (min-width: 768px) {
  :root { --section-pad: 96px 32px; }

  .hero__inner { grid-template-columns: 1fr 1fr; gap: 40px; }
  .hero__logo-banner img { max-width: 340px; }
  .concept__grid { grid-template-columns: 1fr 1fr; }
  .feature-cards { grid-template-columns: repeat(2, 1fr); }
  .hiw-steps { grid-template-columns: repeat(3, 1fr); }
  .contact__grid { grid-template-columns: 1fr 1.4fr; }
  .footer__top { grid-template-columns: 1.5fr 1fr 1fr; }
  .loop-pillars { grid-template-columns: repeat(3, 1fr); }
  .analytics-metrics { grid-template-columns: repeat(4, 1fr); }
}

/* =====================================================
   RESPONSIVE — DESKTOP (1280px+)
   ===================================================== */
@media (min-width: 1280px) {
  :root { --section-pad: 112px 40px; }
  .hero { padding: 100px 40px 88px; }
  .hero__inner { grid-template-columns: 1fr 1fr; gap: 64px; }
  .hero__logo-banner img { max-width: 480px; }
  .feature-cards { grid-template-columns: repeat(4, 1fr); }
  .hiw-steps { grid-template-columns: repeat(3, 1fr); gap: 48px; }
  .form-row.two-col { grid-template-columns: 1fr 1fr; }
}