/* ===========================
   S23.CSS — Nighttime S23
   Sukhumvit Soi 23 Nightlife Guide
   =========================== */

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

:root {
  --black:    #080808;
  --dark:     #111111;
  --panel:    #181818;
  --border:   #2a2a2a;
  --text:     #e8e8e8;
  --muted:    #888888;
  --accent:   #00d4ff;
  --neon:     #ff6b35;
  --white:    #ffffff;
  --font-serif: Georgia, 'Times New Roman', serif;
  --font-sans: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --max-width: 780px;
}

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

body {
  background-color: var(--black);
  color: var(--text);
  font-family: var(--font-serif);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* --- Network Strip --- */
.network-strip {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--dark);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  height: 38px;
}

.network-strip a,
.network-strip span {
  color: var(--muted);
  text-decoration: none;
  padding: 0 14px;
  height: 38px;
  display: flex;
  align-items: center;
  transition: color 0.2s;
  border-right: 1px solid var(--border);
}

.network-strip a:first-child { padding-left: 0; }
.network-strip a:hover { color: var(--accent); }

.network-home {
  color: var(--accent) !important;
  font-weight: 600;
}

.network-current {
  color: var(--white) !important;
  font-weight: 700;
}

/* --- Masthead --- */
.masthead {
  background: var(--black);
  padding: 64px 24px 48px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.masthead::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--neon), transparent);
  opacity: 0.7;
}

.masthead-inner { max-width: var(--max-width); margin: 0 auto; }

.soi-label {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.brand {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 10px;
}

.kicker {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}

.rule {
  border: none;
  border-top: 1px solid var(--border);
  width: 48px;
  margin: 0 auto;
}

/* --- Container --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Editorial Intro --- */
.editorial {
  padding: 56px 0 48px;
  background: var(--black);
}

.lede {
  font-size: 1.2rem;
  line-height: 1.75;
  color: var(--text);
  max-width: 660px;
}

.rule-accent {
  width: 40px;
  border-top-color: var(--neon);
  margin-top: 32px;
  margin-left: 0;
}

/* --- Zone Map Section --- */
.zone-map-section {
  background: var(--panel);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}

.zone-map-label {
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}

.zone-map {
  width: 100%;
  max-width: 760px;
  height: auto;
  display: block;
  border-radius: 4px;
  background: #0d0d0d;
}

.map-caption {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
  margin-top: 14px;
  text-transform: uppercase;
}

/* --- Content Body --- */
.content-body {
  background: var(--black);
  padding: 0 0 60px;
}

/* --- Area Blocks --- */
.area-block {
  padding: 56px 0 48px;
}

.area-header {
  margin-bottom: 24px;
}

.area-tag {
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.area-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin-bottom: 6px;
}

.area-sub {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.area-body p {
  margin-bottom: 1.2em;
  max-width: 640px;
  font-size: 1rem;
}

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

/* --- Area Tips --- */
.area-tips {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--panel);
  border-left: 3px solid var(--neon);
  padding: 14px 18px;
  border-radius: 0 4px 4px 0;
  margin-top: 20px;
  max-width: 640px;
}

.tip-label {
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--neon);
  white-space: nowrap;
  padding-top: 2px;
  font-weight: 600;
}

.tip-text {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

/* --- Section Rules --- */
.section-rule {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* --- Practical Section --- */
.practical-section {
  padding: 48px 0;
}

.practical-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.practical-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.practical-item {
  display: flex;
  gap: 14px;
  background: var(--panel);
  padding: 22px 20px;
}

.practical-icon {
  color: var(--accent);
  font-size: 10px;
  padding-top: 5px;
  flex-shrink: 0;
}

.practical-text strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 8px;
  font-weight: 600;
}

.practical-text p {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

/* --- Tips Section --- */
.tips-section {
  padding: 48px 0;
}

.tips-list {
  list-style: none;
  padding: 0;
  max-width: 640px;
}

.tips-list li {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--muted);
  padding: 13px 0 13px 22px;
  border-bottom: 1px solid var(--border);
  position: relative;
  line-height: 1.5;
}

.tips-list li:last-child { border-bottom: none; }

.tips-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 12px;
}

/* --- Footer --- */
.site-footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 36px 0;
  text-align: center;
}

.footer-network {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.footer-network a {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-network a:hover { color: var(--accent); }

.footer-sep {
  color: var(--border);
}

.footer-note {
  font-family: var(--font-sans);
  font-size: 11px;
  color: #444;
  letter-spacing: 0.04em;
}

/* --- Responsive --- */
@media (max-width: 600px) {
  .masthead { padding: 44px 16px 36px; }
  .container { padding: 0 16px; }
  .area-block { padding: 40px 0 32px; }
  .practical-section,
  .tips-section { padding: 36px 0; }
  .network-strip { padding: 0 12px; font-size: 10px; }
  .network-strip a,
  .network-strip span { padding: 0 10px; }
  .lede { font-size: 1.05rem; }
}