/* ================================================
   VIX Strategy — Global Stylesheet
   ================================================ */

:root {
  /* Backgrounds */
  --bg-primary:    #0a0e1a;
  --bg-secondary:  #0d1220;
  --bg-card:       #111827;
  --bg-card-hover: #1a2235;

  /* Text */
  --text-primary:   #ffffff;
  --text-secondary: #9ca3af;
  --text-muted:     #6b7280;

  /* Accents */
  --accent-green:  #00ff88;
  --accent-amber:  #f59e0b;
  --accent-blue:   #3b82f6;
  --accent-red:    #ef4444;
  --accent-orange: #f97316;

  /* Borders */
  --border:        rgba(255, 255, 255, 0.08);
  --border-accent: rgba(0, 255, 136, 0.3);

  /* Ticker colors (match TICKERS in strategy.js) */
  --color-bil:  #3b82f6;
  --color-spy:  #00ff88;
  --color-qqq:  #f59e0b;
  --color-tqqq: #ef4444;

  /* Tier indicator colors */
  --tier1-color: #3b82f6;
  --tier2-color: #10b981;
  --tier3-color: #f59e0b;
  --tier4-color: #f97316;
  --tier5-color: #ef4444;

  /* Typography */
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Courier New', 'Lucida Console', monospace;

  /* Spacing scale */
  --sp-xs:  0.25rem;
  --sp-sm:  0.5rem;
  --sp-md:  1rem;
  --sp-lg:  1.5rem;
  --sp-xl:  2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 4rem;

  /* Radius */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;

  --transition: all 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  min-width: 375px;
  overflow-x: hidden;
}

/* Subtle scanline overlay — pointer-events disabled so it doesn't block clicks */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ================================================
   Typography
   ================================================ */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; }

p   { margin-bottom: var(--sp-md); }
em  { font-style: italic; }

a {
  color: var(--accent-green);
  text-decoration: none;
  transition: var(--transition);
}
a:hover { opacity: 0.8; }

/* ================================================
   Layout
   ================================================ */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--sp-lg);
}

/* ================================================
   Navigation
   ================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-md) var(--sp-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  text-decoration: none;
}

.nav-logo  { height: 30px; width: auto; }

.nav-title {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
}

.nav-link {
  display: inline-block;
  padding: 0.45rem 0.875rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
  opacity: 1;
}

.nav-link.nav-active {
  color: var(--accent-green);
  border-color: var(--border-accent);
  background: rgba(0, 255, 136, 0.08);
}

/* ================================================
   Buttons
   ================================================ */
.btn-primary {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background: var(--accent-green);
  color: #000;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: var(--r-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}
.btn-primary:hover {
  background: #00e87a;
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(0, 255, 136, 0.35);
}
.btn-primary.btn-large {
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
}

.btn-secondary {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background: transparent;
  color: var(--accent-green);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: var(--r-sm);
  border: 1px solid var(--accent-green);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}
.btn-secondary:hover {
  background: rgba(0, 255, 136, 0.1);
  opacity: 1;
}

/* ================================================
   Badges
   ================================================ */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--r-sm);
}

.badge-live {
  background: rgba(0, 255, 136, 0.12);
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
  animation: pulse-badge 2.5s ease-in-out infinite;
}
.badge-cached {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-amber);
  border: 1px solid var(--accent-amber);
}
.badge-error {
  background: rgba(239, 68, 68, 0.12);
  color: var(--accent-red);
  border: 1px solid var(--accent-red);
}

@keyframes pulse-badge {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.55; }
}

/* Tier variant badges */
.badge-tier1 { background: rgba(59,130,246,0.12); color: var(--tier1-color); border: 1px solid var(--tier1-color); }
.badge-tier2 { background: rgba(16,185,129,0.12); color: var(--tier2-color); border: 1px solid var(--tier2-color); }
.badge-tier3 { background: rgba(245,158,11,0.12); color: var(--tier3-color); border: 1px solid var(--tier3-color); }
.badge-tier4 { background: rgba(249,115,22,0.12); color: var(--tier4-color); border: 1px solid var(--tier4-color); }
.badge-tier5 { background: rgba(239,68,68,0.12);  color: var(--tier5-color); border: 1px solid var(--tier5-color); }

/* ================================================
   Cards
   ================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-xl);
  transition: var(--transition);
}
.card:hover {
  border-color: rgba(0, 255, 136, 0.18);
  background: var(--bg-card-hover);
}
.card h3 { margin-bottom: var(--sp-sm); }
.card p  { color: var(--text-secondary); font-size: 0.9375rem; margin-bottom: 0; }

.card-icon { font-size: 1.5rem; margin-bottom: var(--sp-md); }

/* ================================================
   Tables
   ================================================ */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
}

.table-styled {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.table-styled thead { background: var(--bg-secondary); }

.table-styled th {
  padding: var(--sp-md) var(--sp-lg);
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table-styled td {
  padding: var(--sp-md) var(--sp-lg);
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  vertical-align: middle;
}

.table-styled tbody tr:last-child td { border-bottom: none; }

.table-styled tbody tr {
  background: var(--bg-card);
  transition: var(--transition);
}
.table-styled tbody tr:hover { background: var(--bg-card-hover); }

/* Tier left-border color coding */
.tier-row[data-tier="tier1"] { border-left: 3px solid var(--tier1-color); }
.tier-row[data-tier="tier2"] { border-left: 3px solid var(--tier2-color); }
.tier-row[data-tier="tier3"] { border-left: 3px solid var(--tier3-color); }
.tier-row[data-tier="tier4"] { border-left: 3px solid var(--tier4-color); }
.tier-row[data-tier="tier5"] { border-left: 3px solid var(--tier5-color); }

/* Active row on strategy page tier-reference table */
.tier-active-row {
  background: rgba(0, 255, 136, 0.05) !important;
  border-left: 3px solid var(--accent-green) !important;
}
.tier-active-row td { color: var(--accent-green) !important; }

.tier-label      { font-family: var(--font-mono); font-size: 0.875rem; }
.fear-label      { display: block; font-size: 0.72rem; color: var(--text-secondary); margin-top: 2px; }
.ticker-desc     { font-weight: 400; color: var(--text-secondary); font-size: 0.72rem; }

.data-value {
  font-family: var(--font-mono);
  font-weight: 600;
}

/* ================================================
   Section Base
   ================================================ */
.section { padding: var(--sp-3xl) 0; }

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

.section-title {
  margin-bottom: var(--sp-md);
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--accent-green);
  margin-top: var(--sp-sm);
}

.section-lead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--sp-xl);
  max-width: 720px;
}

.table-note {
  margin-top: var(--sp-md);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ================================================
   Hero (index.html)
   ================================================ */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: var(--sp-3xl) 0;
  background: linear-gradient(135deg, var(--bg-primary) 0%, #0d1220 55%, #0a1628 100%);
  position: relative;
  overflow: hidden;
}
.hero-section::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(0, 255, 136, 0.05) 0%, transparent 68%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge   { margin-bottom: var(--sp-lg); }

.hero-headline {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: var(--sp-lg);
  background: linear-gradient(140deg, #ffffff 0%, #b0b8c8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subheadline {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.75;
  margin-bottom: var(--sp-xl);
}

.hero-gauge-wrapper {
  display: flex;
  align-items: center;
  gap: var(--sp-xl);
  margin: var(--sp-xl) 0;
}

.vix-gauge-display {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--r-lg);
  padding: var(--sp-lg) var(--sp-xl);
  text-align: center;
  box-shadow: 0 0 40px rgba(0, 255, 136, 0.08), inset 0 1px 0 rgba(255,255,255,0.05);
}

.gauge-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--sp-xs);
}

.gauge-value {
  font-family: var(--font-mono);
  font-size: 3.25rem;
  font-weight: 700;
  color: var(--accent-green);
  text-shadow: 0 0 32px rgba(0, 255, 136, 0.45);
  line-height: 1;
  animation: gauge-pulse 3s ease-in-out infinite;
}

.gauge-sublabel {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-top: var(--sp-xs);
}

.gauge-tier-indicator {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

@keyframes gauge-pulse {
  0%, 100% { opacity: 1;   text-shadow: 0 0 32px rgba(0,255,136,0.45); }
  50%       { opacity: 0.8; text-shadow: 0 0 16px rgba(0,255,136,0.2);  }
}

/* ================================================
   Problem / Why-Now Grid
   ================================================ */
.problem-grid,
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: var(--sp-lg);
}

/* ================================================
   Insight Section
   ================================================ */
.insight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--sp-lg);
  margin: var(--sp-xl) 0;
}

.insight-stat {
  text-align: center;
  padding: var(--sp-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: var(--sp-xs);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.insight-quote {
  border-left: 3px solid var(--accent-green);
  padding: var(--sp-md) var(--sp-lg);
  margin: var(--sp-xl) 0 0;
  background: var(--bg-card);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text-secondary);
}
.insight-quote p { margin: 0; }

/* ================================================
   Risk Section
   ================================================ */
.risk-section .section-title       { color: var(--accent-amber); }
.risk-section .section-title::after { background: var(--accent-amber); }

.risk-card { border-color: rgba(245, 158, 11, 0.2); }

.risk-lead {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent-amber);
  margin-bottom: var(--sp-lg);
}

.risk-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
}
.risk-list li {
  padding-left: var(--sp-lg);
  position: relative;
  color: var(--text-secondary);
}
.risk-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-amber);
}
.risk-list li strong { color: var(--text-primary); }

.disclaimer-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: var(--sp-md);
  background: rgba(239, 68, 68, 0.05);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: var(--r-md);
  margin-bottom: 0;
}

/* ================================================
   Footer
   ================================================ */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--sp-3xl) 0 var(--sp-xl);
}

.footer-cta {
  text-align: center;
  margin-bottom: var(--sp-2xl);
}
.footer-cta p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--sp-lg);
}

.footer-disclaimer {
  text-align: center;
  border-top: 1px solid var(--border);
  padding-top: var(--sp-xl);
}
.footer-disclaimer p {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto var(--sp-sm);
}
.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.72rem !important;
}

/* ================================================
   Strategy Page — VIX Feed
   ================================================ */
.vix-feed-section {
  padding: var(--sp-2xl) 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.vix-feed-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-lg);
}

.vix-primary {
  display: flex;
  align-items: flex-end;
  gap: var(--sp-md);
}

.vix-number {
  font-family: var(--font-mono);
  font-size: clamp(4rem, 10vw, 6rem);
  font-weight: 700;
  color: var(--accent-green);
  text-shadow: 0 0 40px rgba(0, 255, 136, 0.3);
  line-height: 1;
  transition: color 0.3s ease;
}

@keyframes flash-update {
  0%   { color: var(--accent-green); }
  40%  { color: #ffffff; text-shadow: 0 0 20px rgba(255,255,255,0.6); }
  100% { color: var(--accent-green); }
}
.vix-number.vix-updated { animation: flash-update 0.5s ease forwards; }

.vix-meta {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  padding-bottom: 0.5rem;
}
.vix-index-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.vix-timestamp {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.vix-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

/* ================================================
   Strategy Page — Tier Banner
   ================================================ */
.tier-banner-section {
  padding: var(--sp-md) 0;
  border-bottom: 1px solid var(--border);
}

.tier-banner {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 2vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: var(--sp-md) var(--sp-lg);
  border-radius: var(--r-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: var(--transition);
}

.tier-banner[data-tier="tier1"] { color: var(--tier1-color); border-color: var(--tier1-color); background: rgba(59,130,246,0.05); }
.tier-banner[data-tier="tier2"] { color: var(--tier2-color); border-color: var(--tier2-color); background: rgba(16,185,129,0.05); }
.tier-banner[data-tier="tier3"] { color: var(--tier3-color); border-color: var(--tier3-color); background: rgba(245,158,11,0.05); }
.tier-banner[data-tier="tier4"] { color: var(--tier4-color); border-color: var(--tier4-color); background: rgba(249,115,22,0.05); }
.tier-banner[data-tier="tier5"] { color: var(--tier5-color); border-color: var(--tier5-color); background: rgba(239,68,68,0.05); }

/* ================================================
   Strategy Page — Chart & Legend
   ================================================ */
.chart-section { padding: var(--sp-2xl) 0; }

.chart-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: var(--sp-2xl);
  align-items: center;
}

.chart-wrapper {
  position: relative;
  height: 360px;
  width: 100%;
}

.chart-legend {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: var(--sp-md) var(--sp-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: var(--transition);
}
.legend-item:hover { border-color: rgba(255,255,255,0.15); background: var(--bg-card-hover); }

.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}
.legend-symbol {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  flex: 1;
}
.legend-pct {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-green);
}

/* ================================================
   Strategy Page — Ticker Badge
   ================================================ */
.ticker-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.15rem 0.45rem;
  border-radius: var(--r-sm);
  border: 1px solid currentColor;
}

/* ================================================
   Strategy Page — Section Headers
   ================================================ */
.dashboard-section {
  padding: var(--sp-2xl) 0;
}
.dashboard-section + .dashboard-section {
  border-top: 1px solid var(--border);
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-lg);
}
.section-header h2 { margin-bottom: 0; }
.section-header h2::after { display: none; }

/* ================================================
   Strategy Page — Accordion
   ================================================ */
.accordion-details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.accordion-summary {
  padding: var(--sp-lg) var(--sp-xl);
  cursor: pointer;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  transition: background 0.15s ease;
}
.accordion-summary:hover { background: var(--bg-card-hover); }
.accordion-summary::after {
  content: '▼';
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}
.accordion-details[open] .accordion-summary::after { transform: rotate(180deg); }
.accordion-summary::-webkit-details-marker { display: none; }

.accordion-content {
  padding: var(--sp-xl);
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  line-height: 1.75;
}
.accordion-content p + p   { margin-top: var(--sp-md); }
.accordion-content h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-green);
  margin: var(--sp-lg) 0 var(--sp-sm);
}

/* ================================================
   Color utilities
   ================================================ */
.text-accent-green { color: var(--accent-green) !important; }
.text-accent-amber { color: var(--accent-amber) !important; }
.text-accent-blue  { color: var(--accent-blue)  !important; }
.text-accent-red   { color: var(--accent-red)   !important; }
.text-secondary    { color: var(--text-secondary) !important; }
.text-muted        { color: var(--text-muted) !important; }

/* ================================================
   Loading / error text states
   ================================================ */
.vix-number.vix-status-text {
  font-size: clamp(1.1rem, 3vw, 1.75rem);
  text-shadow: none;
  color: var(--accent-amber);
}
.vix-number.vix-status-text.vix-status-error {
  color: var(--accent-red);
}

.gauge-value.gauge-status-text {
  font-size: 1rem;
  line-height: 1.4;
  text-shadow: none;
  animation: none;
}
.gauge-value.gauge-status-text.gauge-status-error {
  color: var(--accent-red);
}

/* ================================================
   Responsive
   ================================================ */
@media (max-width: 900px) {
  .chart-grid {
    grid-template-columns: 1fr;
  }
  .chart-wrapper {
    max-width: 320px;
    height: 320px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-container { padding: var(--sp-sm) var(--sp-md); }
  .nav-title { font-size: 0.9rem; }
  .nav-link { padding: 0.35rem 0.55rem; font-size: 0.72rem; }

  .hero-section { min-height: 100svh; padding: var(--sp-2xl) 0; }
  .hero-gauge-wrapper { flex-direction: column; align-items: flex-start; }

  .problem-grid, .why-grid, .insight-grid {
    grid-template-columns: 1fr;
  }

  .vix-feed-inner { flex-direction: column; align-items: flex-start; }

  .section     { padding: var(--sp-2xl) 0; }
  .chart-section { padding: var(--sp-xl) 0; }

  .table-styled th,
  .table-styled td { padding: var(--sp-sm) var(--sp-md); font-size: 0.875rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--sp-md); }

  .vix-number { font-size: 3.5rem; }

  .card { padding: var(--sp-lg); }

  .tier-banner { font-size: 0.78rem; padding: var(--sp-sm) var(--sp-md); }
}