/*
Theme Name: N₂OVision — Interactive Data Hub
Theme URI: https://n2ovision.com
Author: N₂OVision Team
Description: Interactive N₂O data hub with live visualizations, animations and immersive design
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GPL-2.0-or-later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: n2ovision
Tags: dark, magazine, data, interactive, cyan, neon
*/

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --clr-bg:        #020609;
  --clr-card:      #060e14;
  --clr-accent:    #00d4ff;
  --clr-accent2:   #0ea5e9;
  --clr-accent3:   #f59e0b;
  --clr-accent4:   #a855f7;
  --clr-text:      #e0f2fe;
  --clr-muted:     #6b8ea0;
  --clr-steel:     #4b6a7a;
  --clr-border:    #0a2030;
  --clr-glow:      rgba(0,212,255,0.15);
  --clr-glow-str:  rgba(0,212,255,0.4);
  --font-display:  'Rajdhani', 'Bebas Neue', system-ui, sans-serif;
  --font-mono:     'Share Tech Mono', 'Courier New', monospace;
  --font-body:     'Inter', system-ui, sans-serif;
  --radius:        6px;
  --radius-lg:     12px;
  --transition:    0.3s ease;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent2); }

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
  letter-spacing: 0.02em;
}

p { margin-block-end: 1em; }

/* ============================================================
   SCROLL PROGRESS BAR
   ============================================================ */
#vision-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent4));
  z-index: 9999;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px var(--clr-accent);
}

/* ============================================================
   HEADER
   ============================================================ */
#vision-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(2, 6, 9, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  gap: 24px;
}

/* Logo */
.vision-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.vision-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--clr-text);
}

.logo-molecule { flex-shrink: 0; }

.logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1;
}

.logo-text .n2o { color: var(--clr-accent); }
.logo-text .vision { color: var(--clr-text); }
.logo-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--clr-steel);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-top: 2px;
}

/* Primary Nav */
.vision-nav { display: flex; align-items: center; gap: 4px; }

.vision-nav a {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-steel);
  padding: 6px 12px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all var(--transition);
}

.vision-nav a:hover,
.vision-nav a.current-menu-item {
  color: var(--clr-accent);
  border-color: var(--clr-border);
  background: var(--clr-glow);
}

/* Header actions */
.header-actions { display: flex; align-items: center; gap: 12px; }

.header-search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 6px 12px;
  transition: all var(--transition);
}

.header-search-form:focus-within {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 2px var(--clr-glow);
}

.header-search-form input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 13px;
  width: 160px;
}

.header-search-form input::placeholder { color: var(--clr-steel); }

.search-icon {
  color: var(--clr-steel);
  transition: color var(--transition), transform var(--transition);
  cursor: pointer;
  flex-shrink: 0;
}

.header-search-form:focus-within .search-icon {
  color: var(--clr-accent);
  transform: scale(1.15);
}

/* Hamburger */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--clr-border);
  color: var(--clr-text);
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: border-color var(--transition);
}

.menu-toggle:hover { border-color: var(--clr-accent); }

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--clr-text);
  transition: all var(--transition);
}

/* ============================================================
   DATA TICKER
   ============================================================ */
.vision-ticker {
  background: var(--clr-card);
  border-bottom: 1px solid var(--clr-border);
  overflow: hidden;
  height: 32px;
  display: flex;
  align-items: center;
}

.ticker-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  padding: 0 16px;
  white-space: nowrap;
  border-right: 1px solid var(--clr-border);
  height: 100%;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  background: rgba(0,212,255,0.05);
}

.ticker-scroll {
  overflow: hidden;
  flex: 1;
}

.ticker-track {
  display: flex;
  gap: 0;
  animation: ticker-move 40s linear infinite;
  white-space: nowrap;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 32px;
  font-family: var(--font-mono);
  font-size: 11px;
  border-right: 1px solid var(--clr-border);
  height: 32px;
  white-space: nowrap;
}

.ticker-item .t-label { color: var(--clr-steel); }
.ticker-item .t-val {
  color: var(--clr-accent);
  font-weight: 700;
  text-shadow: 0 0 8px var(--clr-accent);
}
.ticker-item .t-icon { font-size: 14px; }

@keyframes ticker-move {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   MOBILE MENU OVERLAY
   ============================================================ */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(2, 6, 9, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  padding: 80px 40px 40px;
}

.mobile-menu-overlay.is-open { transform: translateX(0); }

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: 1px solid var(--clr-border);
  color: var(--clr-text);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.mobile-menu-close:hover { border-color: var(--clr-accent); color: var(--clr-accent); }

.mobile-nav { display: flex; flex-direction: column; gap: 8px; }

.mobile-nav a {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--clr-text);
  letter-spacing: 0.05em;
  padding: 12px 0;
  border-bottom: 1px solid var(--clr-border);
  display: block;
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.4s, transform 0.4s, color var(--transition);
}

.mobile-menu-overlay.is-open .mobile-nav a {
  opacity: 1;
  transform: translateX(0);
}

.mobile-nav a:nth-child(1) { transition-delay: 0.05s; }
.mobile-nav a:nth-child(2) { transition-delay: 0.1s; }
.mobile-nav a:nth-child(3) { transition-delay: 0.15s; }
.mobile-nav a:nth-child(4) { transition-delay: 0.2s; }
.mobile-nav a:nth-child(5) { transition-delay: 0.25s; }
.mobile-nav a:nth-child(6) { transition-delay: 0.3s; }
.mobile-nav a:nth-child(7) { transition-delay: 0.35s; }
.mobile-nav a:nth-child(8) { transition-delay: 0.4s; }
.mobile-nav a:nth-child(9) { transition-delay: 0.45s; }

.mobile-nav a:hover { color: var(--clr-accent); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.vision-hero {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  background: var(--clr-card);
  border-bottom: 1px solid var(--clr-border);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(0,212,255,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 30% 70%, rgba(168,85,247,0.04) 0%, transparent 60%);
}

/* Particle container */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--clr-accent);
  animation: float-up linear infinite;
}

@keyframes float-up {
  0% { transform: translateY(100%) scale(1); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.3; }
  100% { transform: translateY(-120vh) scale(0.5); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 24px 48px;
  width: 100%;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--clr-accent);
  box-shadow: 0 0 4px var(--clr-accent);
}

.hero-title {
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1.1;
  max-width: 860px;
  margin-bottom: 20px;
}

.hero-title .typed-text { color: var(--clr-text); }
.hero-title .typed-cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--clr-accent);
  margin-left: 4px;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-excerpt {
  font-size: 17px;
  color: var(--clr-steel);
  max-width: 640px;
  margin-bottom: 28px;
  line-height: 1.6;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: var(--radius);
  border: 1px solid currentColor;
  background: rgba(0,212,255,0.08);
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-bg);
  background: var(--clr-accent);
  padding: 10px 24px;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.hero-btn:hover {
  background: var(--clr-accent2);
  color: #fff;
  box-shadow: 0 0 20px var(--clr-glow-str);
  transform: translateY(-1px);
}

/* ============================================================
   LAYOUT GRID
   ============================================================ */
.vision-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 24px;
  align-items: start;
}

.vision-main { min-width: 0; }

/* ============================================================
   CARDS GRID
   ============================================================ */
.cards-section-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-steel);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.cards-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}

.vision-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* ============================================================
   CARDS — default opacity:1 (CRITICAL)
   ============================================================ */
.vision-card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* JS adds reveal-ready first, then is-visible */
.vision-card.reveal-ready {
  opacity: 0;
  transform: translateY(20px);
}

.vision-card.reveal-ready.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.vision-card:hover {
  border-color: var(--clr-accent);
  box-shadow: 0 0 20px var(--clr-glow), 0 0 40px rgba(0,212,255,0.05), 0 4px 20px rgba(0,0,0,0.4);
  transform: translateY(-2px) scale(1.01);
}

.vision-card.reveal-ready.is-visible:hover {
  transform: translateY(-2px) scale(1.01);
}

.card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--clr-bg);
  position: relative;
}

.card-thumb svg { width: 100%; height: 100%; }

.card-inner { padding: 20px; display: flex; flex-direction: column; flex: 1; gap: 10px; }

.card-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cat-clr, var(--clr-accent));
  align-self: flex-start;
}

.card-cat::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cat-clr, var(--clr-accent));
  box-shadow: 0 0 6px var(--cat-clr, var(--clr-accent));
  flex-shrink: 0;
}

.card-title {
  font-size: 17px;
  line-height: 1.3;
  color: var(--clr-text);
  font-weight: 700;
}

.card-title a { color: inherit; }
.card-title a:hover { color: var(--clr-accent); }

.card-excerpt {
  font-size: 13px;
  color: var(--clr-steel);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--clr-steel);
  padding-top: 12px;
  border-top: 1px solid var(--clr-border);
}

.card-read-more {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.card-read-more:hover { gap: 8px; color: var(--clr-accent); }

/* ============================================================
   HERO CARD
   ============================================================ */
.vision-card-hero {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: 280px;
  margin-bottom: 28px;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.vision-card-hero:hover {
  border-color: var(--clr-accent);
  box-shadow: 0 0 30px var(--clr-glow);
}

.card-hero-thumb {
  background: var(--clr-bg);
  overflow: hidden;
  position: relative;
}

.card-hero-thumb svg { width: 100%; height: 100%; object-fit: cover; }

.card-hero-inner {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}

.card-hero-title {
  font-size: 24px;
  line-height: 1.25;
  color: var(--clr-text);
}

.card-hero-title a { color: inherit; }
.card-hero-title a:hover { color: var(--clr-accent); }

/* ============================================================
   CATEGORY COLOR CODING
   ============================================================ */
.cat-science       { --cat-clr: #00d4ff; }
.cat-industry      { --cat-clr: #f59e0b; }
.cat-motorsport    { --cat-clr: #ef4444; }
.cat-medical       { --cat-clr: #10b981; }
.cat-environment   { --cat-clr: #22c55e; }
.cat-aerospace     { --cat-clr: #a855f7; }
.cat-applications  { --cat-clr: #f97316; }
.cat-policy        { --cat-clr: #64748b; }
.cat-future        { --cat-clr: #e879f9; }

/* ============================================================
   SIDEBAR — DATA PANEL
   ============================================================ */
.vision-data-panel {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.panel-section {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.panel-header {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent);
  padding: 12px 16px;
  border-bottom: 1px solid var(--clr-border);
  background: rgba(0,212,255,0.04);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-header::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-accent);
  box-shadow: 0 0 8px var(--clr-accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Pressure Gauge */
.gauge-wrap { padding: 20px; display: flex; flex-direction: column; align-items: center; gap: 12px; }

.gauge-svg { width: 160px; height: 100px; overflow: visible; }

.gauge-arc-bg {
  fill: none;
  stroke: var(--clr-border);
  stroke-width: 10;
  stroke-linecap: round;
}

.gauge-arc-fill {
  fill: none;
  stroke: var(--clr-accent);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 220;
  stroke-dashoffset: 220;
  filter: drop-shadow(0 0 4px var(--clr-accent));
  transition: stroke-dashoffset 2s cubic-bezier(0.4, 0, 0.2, 1);
}

.gauge-needle {
  transform-origin: 80px 80px;
  transform: rotate(-90deg);
  transition: transform 2s cubic-bezier(0.4, 0, 0.2, 1);
}

.gauge-center-dot { fill: var(--clr-accent); filter: drop-shadow(0 0 4px var(--clr-accent)); }

.gauge-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--clr-steel);
  text-align: center;
  line-height: 1.5;
}

.gauge-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--clr-accent);
  text-shadow: 0 0 10px var(--clr-accent);
  font-variant-numeric: tabular-nums;
}

/* Stats Counters */
.stats-grid { padding: 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.stat-item {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--clr-accent);
  text-shadow: 0 0 8px rgba(0,212,255,0.5);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-steel);
  line-height: 1.3;
}

/* Live Feed */
.live-feed-list { padding: 12px; display: flex; flex-direction: column; gap: 8px; }

.live-feed-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all var(--transition);
}

.live-feed-item:hover {
  border-color: var(--clr-border);
  background: rgba(0,212,255,0.03);
}

.feed-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--clr-accent);
  flex-shrink: 0;
  line-height: 1.5;
}

.feed-title {
  font-size: 12px;
  color: var(--clr-text);
  line-height: 1.4;
}

.feed-title a { color: inherit; }
.feed-title a:hover { color: var(--clr-accent); }

/* Category Nav */
.cat-nav { padding: 12px; display: flex; flex-direction: column; gap: 4px; }

.cat-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--clr-steel);
  transition: all var(--transition);
  border: 1px solid transparent;
}

.cat-nav-item:hover {
  background: var(--clr-glow);
  border-color: var(--clr-border);
  color: var(--clr-text);
}

.cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cat-clr, var(--clr-accent));
  box-shadow: 0 0 6px var(--cat-clr, var(--clr-accent));
  flex-shrink: 0;
}

.cat-nav-name { flex: 1; font-size: 12px; font-family: var(--font-body); }

.cat-count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--clr-steel);
  background: var(--clr-bg);
  border-radius: 10px;
  padding: 1px 7px;
}

/* Quick Facts */
.quick-facts { padding: 12px; display: flex; flex-direction: column; gap: 8px; }

.fact-item {
  display: flex;
  gap: 10px;
  padding: 10px;
  background: var(--clr-bg);
  border-radius: var(--radius);
  border-left: 2px solid var(--clr-accent);
}

.fact-icon { font-size: 16px; flex-shrink: 0; line-height: 1; }

.fact-text {
  font-size: 12px;
  color: var(--clr-steel);
  line-height: 1.5;
}

/* ============================================================
   SINGLE POST
   ============================================================ */
.single-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 24px;
  align-items: start;
}

.single-article { min-width: 0; }

.article-header {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--clr-border);
}

.article-title {
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.1;
  margin-bottom: 20px;
  margin-top: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--clr-steel);
  letter-spacing: 0.05em;
}

.article-meta-item { display: flex; align-items: center; gap: 6px; }

/* Reading progress ring */
.reading-ring-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.reading-ring-svg {
  width: 36px;
  height: 36px;
  transform: rotate(-90deg);
}

.reading-ring-bg { fill: none; stroke: var(--clr-border); stroke-width: 3; }

.reading-ring-fill {
  fill: none;
  stroke: var(--clr-accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 88;
  stroke-dashoffset: 88;
  transition: stroke-dashoffset 0.3s linear;
  filter: drop-shadow(0 0 2px var(--clr-accent));
}

/* Article thumb */
.article-thumb {
  margin-bottom: 32px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
}

/* Article body */
.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--clr-text);
  max-width: 72ch;
}

.article-body h2, .article-body h3, .article-body h4 {
  margin-top: 2em;
  margin-bottom: 0.75em;
  color: var(--clr-text);
}

.article-body h2 { font-size: 28px; border-left: 3px solid var(--clr-accent); padding-left: 16px; }
.article-body h3 { font-size: 22px; color: var(--clr-accent2); }
.article-body h4 { font-size: 18px; }

.article-body p { margin-bottom: 1.5em; color: rgba(224,242,254,0.85); }

.article-body strong { color: var(--clr-text); font-weight: 700; }

.article-body a { color: var(--clr-accent); border-bottom: 1px solid rgba(0,212,255,0.3); }
.article-body a:hover { border-color: var(--clr-accent); }

.article-body blockquote {
  border-left: 3px solid var(--clr-accent3);
  padding: 16px 20px;
  background: rgba(245,158,11,0.05);
  margin: 2em 0;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--clr-steel);
}

.article-body ul, .article-body ol {
  padding-left: 24px;
  margin-bottom: 1.5em;
}

.article-body li { margin-bottom: 0.5em; }

.article-body code {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 0.875em;
  color: var(--clr-accent);
}

.article-body pre {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  overflow-x: auto;
  margin-bottom: 1.5em;
}

.article-body pre code {
  background: none;
  border: none;
  padding: 0;
}

/* ============================================================
   COMMENTS
   ============================================================ */
.comments-area {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--clr-border);
}

.comments-title {
  font-size: 22px;
  margin-bottom: 28px;
  color: var(--clr-accent);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
}

.comment-list { list-style: none; }

.comment {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

.comment-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.comment-author-name { font-weight: 700; color: var(--clr-accent); font-size: 14px; }
.comment-date { font-family: var(--font-mono); font-size: 11px; color: var(--clr-steel); }

.comment-body { font-size: 14px; color: rgba(224,242,254,0.8); line-height: 1.7; }

/* Comment form */
.comment-form { margin-top: 32px; }

.comment-form label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-steel);
  margin-bottom: 6px;
}

.comment-form input,
.comment-form textarea {
  width: 100%;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 10px 14px;
  margin-bottom: 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}

.comment-form input:focus,
.comment-form textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 2px var(--clr-glow);
}

.comment-form textarea { min-height: 120px; }

.comment-form .submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--clr-accent);
  color: var(--clr-bg);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 24px;
  cursor: pointer;
  transition: all var(--transition);
}

.comment-form .submit:hover {
  background: var(--clr-accent2);
  box-shadow: 0 0 16px var(--clr-glow-str);
}

/* ============================================================
   ARCHIVE
   ============================================================ */
.archive-header {
  background: var(--clr-card);
  border-bottom: 1px solid var(--clr-border);
  padding: 48px 24px;
  text-align: center;
}

.archive-header-inner { max-width: 680px; margin: 0 auto; }

.archive-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 12px;
}

.archive-title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.archive-desc { font-size: 15px; color: var(--clr-steel); }

/* ============================================================
   SEARCH
   ============================================================ */
.search-header {
  background: var(--clr-card);
  border-bottom: 1px solid var(--clr-border);
  padding: 48px 24px;
}

.search-header-inner { max-width: 640px; margin: 0 auto; }

.search-title {
  font-size: 32px;
  margin-bottom: 24px;
}

.search-form-large {
  display: flex;
  gap: 12px;
}

.search-form-large input {
  flex: 1;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  color: var(--clr-text);
  font-size: 16px;
  padding: 12px 20px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-form-large input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-glow);
}

.search-form-large button {
  background: var(--clr-accent);
  border: none;
  border-radius: var(--radius);
  color: var(--clr-bg);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 12px 24px;
  cursor: pointer;
  transition: all var(--transition);
}

.search-form-large button:hover { background: var(--clr-accent2); }

/* ============================================================
   404
   ============================================================ */
.error-404-wrap {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
}

.error-404-inner { max-width: 540px; }

.error-code {
  font-family: var(--font-mono);
  font-size: 120px;
  line-height: 1;
  color: var(--clr-accent);
  text-shadow: 0 0 40px rgba(0,212,255,0.4);
  margin-bottom: 8px;
}

.error-title { font-size: 32px; margin-bottom: 16px; }

.error-desc { color: var(--clr-steel); margin-bottom: 32px; }

/* ============================================================
   PAGINATION
   ============================================================ */
.vision-pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  padding: 40px 0 20px;
}

.vision-pagination a,
.vision-pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 13px;
  border: 1px solid var(--clr-border);
  color: var(--clr-steel);
  transition: all var(--transition);
}

.vision-pagination a:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: var(--clr-glow);
}

.vision-pagination .current {
  background: var(--clr-accent);
  color: var(--clr-bg);
  border-color: var(--clr-accent);
}

/* ============================================================
   FOOTER
   ============================================================ */
#vision-footer {
  background: var(--clr-card);
  border-top: 1px solid var(--clr-border);
  position: relative;
  overflow: hidden;
}

.footer-molecule-bg {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='40' viewBox='0 0 60 40'%3E%3Ccircle cx='10' cy='20' r='5' fill='%2300d4ff'/%3E%3Ccircle cx='30' cy='20' r='5' fill='%2300d4ff'/%3E%3Ccircle cx='50' cy='20' r='5' fill='%2300d4ff'/%3E%3Cline x1='15' y1='20' x2='25' y2='20' stroke='%2300d4ff' stroke-width='2'/%3E%3Cline x1='35' y1='20' x2='45' y2='20' stroke='%2300d4ff' stroke-width='2'/%3E%3Ctext x='7' y='36' fill='%2300d4ff' font-size='7' font-family='monospace'%3EN%3C/text%3E%3Ctext x='27' y='36' fill='%2300d4ff' font-size='7' font-family='monospace'%3EN%3C/text%3E%3Ctext x='47' y='36' fill='%2300d4ff' font-size='7' font-family='monospace'%3EO%3C/text%3E%3C/svg%3E");
  background-size: 60px 40px;
  pointer-events: none;
}

.footer-inner {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 24px 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo-text { font-size: 24px; margin-bottom: 12px; display: block; }

.footer-brand p {
  font-size: 14px;
  color: var(--clr-steel);
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: 0;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 16px;
}

.footer-links { display: flex; flex-direction: column; gap: 8px; }

.footer-links a {
  font-size: 13px;
  color: var(--clr-steel);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--clr-text); }

.footer-fact {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--clr-steel);
  padding: 8px 0;
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  gap: 8px;
}

.footer-fact .f-val { color: var(--clr-accent); font-weight: 700; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--clr-border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--clr-steel);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a { color: var(--clr-steel); }
.footer-bottom a:hover { color: var(--clr-accent); }

/* ============================================================
   PAGE TEMPLATE
   ============================================================ */
.page-layout {
  max-width: 860px;
  margin: 0 auto;
  padding: 60px 24px;
}

.page-header {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--clr-border);
}

.page-title { font-size: clamp(28px, 4vw, 48px); margin-bottom: 12px; }

.page-body {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(224,242,254,0.85);
}

/* ============================================================
   AUTHOR PAGE
   ============================================================ */
.author-header {
  background: var(--clr-card);
  border-bottom: 1px solid var(--clr-border);
  padding: 48px 24px;
}

.author-header-inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  gap: 32px;
  align-items: center;
}

.author-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--clr-accent);
  box-shadow: 0 0 16px var(--clr-glow);
  flex-shrink: 0;
  overflow: hidden;
}

.author-name { font-size: 32px; margin-bottom: 8px; }
.author-bio { color: var(--clr-steel); font-size: 14px; }

/* ============================================================
   NO POSTS / EMPTY STATES
   ============================================================ */
.no-posts {
  text-align: center;
  padding: 60px 24px;
  color: var(--clr-steel);
}

.no-posts h2 { margin-bottom: 12px; color: var(--clr-text); }

/* ============================================================
   UTILITIES
   ============================================================ */
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .vision-layout { grid-template-columns: 1fr; }
  .vision-data-panel { position: static; }
  .vision-card-hero { grid-template-columns: 1fr; }
  .card-hero-thumb { aspect-ratio: 16/6; }
  .single-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .vision-nav { display: none; }
  .menu-toggle { display: flex; }
  .header-search-form { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .vision-cards-grid { grid-template-columns: 1fr; }
  .author-header-inner { flex-direction: column; text-align: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .vision-layout { padding: 24px 16px; }
  .hero-content { padding: 40px 16px 32px; }
  .footer-inner { padding: 40px 16px 24px; }
  .search-form-large { flex-direction: column; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  #vision-progress { transition: none; }
}