/* ============================================================
   Self-hosted fonts (Manrope, Space Grotesk, JetBrains Mono)
   Latin subset only — total ~174 KB across 7 files
   ============================================================ */

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-500.woff2') format('woff2');
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-600.woff2') format('woff2');
}

@font-face {
  font-family: 'Manrope';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/manrope-400.woff2') format('woff2');
}

@font-face {
  font-family: 'Manrope';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/manrope-600.woff2') format('woff2');
}

@font-face {
  font-family: 'Manrope';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/manrope-700.woff2') format('woff2');
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/space-grotesk-500.woff2') format('woff2');
}

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/space-grotesk-700.woff2') format('woff2');
}

/* ============================================================
   QUANTFOLIO — Dark Trading Terminal aesthetic
   Animations, glassmorphism, neon accents, scroll reveals
   ============================================================ */

:root {
  --bg-0: #05070f;
  --bg-1: #080b18;
  --bg-2: #0d1224;
  --surface: rgba(15, 21, 41, 0.55);
  --surface-strong: rgba(20, 27, 50, 0.85);
  --surface-hover: rgba(28, 36, 64, 0.85);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);

  --ink: #eaf0fb;
  --muted: #8893b5;
  --dim: #5b6585;

  --cyan: #46f1ff;
  --cyan-soft: rgba(70, 241, 255, 0.18);
  --magenta: #c279ff;
  --magenta-soft: rgba(194, 121, 255, 0.18);
  --green: #29f5a6;
  --green-soft: rgba(41, 245, 166, 0.16);
  --red: #ff4f7a;
  --red-soft: rgba(255, 79, 122, 0.18);
  --gold: #ffc857;

  --paper: var(--ink);
  --panel: var(--surface);
  --green-dark: var(--green);
  --blue: var(--cyan);

  /* Restrained: single-hue cyan instead of the rainbow aurora. Used for the
     brand mark + primary button so the one accent stays consistent. */
  --grad-aurora: linear-gradient(135deg, #46f1ff 0%, #34bccf 100%);

  --shadow-glow: 0 18px 44px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.45);

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --max-width: 1240px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Background layer alphas (overridden in light theme).
     Restrained: faint single-hue cyan wash only, no magenta/green blobs,
     particle canvas off. */
  --bg-aurora-1: rgba(70, 241, 255, 0.05);
  --bg-aurora-2: rgba(70, 241, 255, 0.03);
  --bg-aurora-3: rgba(70, 241, 255, 0);
  --bg-grid: rgba(255, 255, 255, 0.022);
  --bg-canvas-opacity: 0;
  --particle-fill: rgba(150, 200, 255, 0.55);
  --particle-link: 70, 241, 255;
  --selection-bg: var(--cyan);
  --selection-fg: var(--bg-0);
  --header-bg: rgba(5, 7, 15, 0.62);
  --ticker-bg-1: rgba(13, 18, 35, 0.85);
  --ticker-bg-2: rgba(13, 18, 35, 0.65);
  --panel-bg-grad: linear-gradient(160deg, rgba(13, 18, 35, 0.85), rgba(20, 27, 50, 0.6));
  --panel-inset-bg: rgba(5, 7, 15, 0.72);
  --cursor-blend: screen;
  --cursor-color: var(--cyan);
  --mobile-nav-bg: rgba(5, 7, 15, 0.96);
}

/* ----------------- LIGHT THEME ----------------- */
[data-theme="light"] {
  --bg-0: #f4efe2;
  --bg-1: #efe7d2;
  --bg-2: #e6dcc4;
  --surface: rgba(255, 251, 240, 0.78);
  --surface-strong: rgba(255, 251, 240, 0.95);
  --surface-hover: rgba(255, 246, 224, 0.95);
  --line: rgba(32, 32, 29, 0.10);
  --line-strong: rgba(32, 32, 29, 0.22);

  --ink: #1b1b18;
  --muted: #5d594f;
  --dim: #8c8678;

  /* Deeper accents legible on cream */
  --cyan: #0a8b95;
  --cyan-soft: rgba(10, 139, 149, 0.16);
  --magenta: #8348c4;
  --magenta-soft: rgba(131, 72, 196, 0.16);
  --green: #0d8a5a;
  --green-soft: rgba(13, 138, 90, 0.14);
  --red: #b6395f;
  --red-soft: rgba(182, 57, 95, 0.16);
  --gold: #b87b1d;

  --grad-aurora: linear-gradient(135deg, #0a8b95 0%, #0c7a82 100%);

  --shadow-glow: 0 24px 56px rgba(58, 51, 36, 0.10), 0 8px 22px rgba(58, 51, 36, 0.10);
  --shadow-card: 0 14px 36px rgba(58, 51, 36, 0.10);

  --bg-aurora-1: rgba(10, 139, 149, 0.05);
  --bg-aurora-2: rgba(10, 139, 149, 0.03);
  --bg-aurora-3: rgba(10, 139, 149, 0);
  --bg-grid: rgba(32, 32, 29, 0.03);
  --bg-canvas-opacity: 0;
  --particle-fill: rgba(58, 51, 36, 0.55);
  --particle-link: 10, 139, 149;
  --selection-bg: #1b1b18;
  --selection-fg: #fffaf0;
  --header-bg: rgba(247, 244, 236, 0.85);
  --ticker-bg-1: rgba(255, 250, 240, 0.92);
  --ticker-bg-2: rgba(255, 250, 240, 0.78);
  --panel-bg-grad: linear-gradient(160deg, rgba(255, 251, 240, 0.92), rgba(247, 244, 236, 0.75));
  --panel-inset-bg: rgba(255, 251, 240, 0.92);
  --cursor-blend: normal;
  --cursor-color: var(--ink);
  --mobile-nav-bg: rgba(255, 251, 240, 0.98);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg-0);
  color: var(--ink);
  font-family: "Manrope", "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Animated background layers */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

body::before {
  background:
    radial-gradient(circle at 18% 8%, var(--bg-aurora-1), transparent 38%),
    radial-gradient(circle at 82% 92%, var(--bg-aurora-2), transparent 42%),
    radial-gradient(circle at 50% 50%, var(--bg-aurora-3), transparent 60%),
    var(--bg-0);
  animation: aurora-shift 24s ease-in-out infinite;
}

body::after {
  background-image:
    linear-gradient(var(--bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px);
  background-size: 56px 56px;
  z-index: -1;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

@keyframes aurora-shift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  33%      { transform: translate3d(2%, -1%, 0) scale(1.04); }
  66%      { transform: translate3d(-2%, 1%, 0) scale(1.02); }
}

#bgCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: var(--bg-canvas-opacity);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-aurora);
  z-index: 100;
  box-shadow: 0 0 10px rgba(70, 241, 255, 0.6);
  transition: width 0.06s linear;
}

.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--cursor-color);
  box-shadow: 0 0 16px var(--cursor-color);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  mix-blend-mode: var(--cursor-blend);
  transition: width 0.18s var(--ease-out), height 0.18s var(--ease-out), opacity 0.18s ease;
  opacity: 0;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(70, 241, 255, 0.55);
  border-radius: 999px;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.25s var(--ease-out), height 0.25s var(--ease-out), border-color 0.18s ease, opacity 0.18s ease;
  opacity: 0;
}

@media (hover: hover) and (pointer: fine) {
  body { cursor: none; }
  a, button, input, select, textarea, [role="button"] { cursor: none; }
  .cursor-dot, .cursor-ring { opacity: 1; }
}

body.cursor-hover .cursor-dot { width: 14px; height: 14px; }
body.cursor-hover .cursor-ring { width: 60px; height: 60px; border-color: var(--magenta); }

/* Ticker tape */
.ticker {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ticker-bg-1), var(--ticker-bg-2));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 19;
}

.ticker::before,
.ticker::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.ticker::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-0) 10%, transparent);
}

.ticker::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg-0) 10%, transparent);
}

.ticker-track {
  display: flex;
  gap: 36px;
  padding: 10px 0;
  width: max-content;
  animation: ticker-scroll 60s linear infinite;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.ticker:hover .ticker-track { animation-play-state: paused; }

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  white-space: nowrap;
}

.ticker-item strong {
  color: var(--ink);
  letter-spacing: 0.06em;
}

.ticker-item .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 max(20px, calc((100% - var(--max-width)) / 2));
  border-bottom: 1px solid var(--line);
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

.brand,
.nav-links,
.contact-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: transform 0.3s var(--ease-spring);
}

.brand:hover { transform: scale(1.03); }

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 10px;
  background: var(--grad-aurora);
  color: var(--bg-0);
  font-family: "Space Grotesk", serif;
  font-weight: 800;
  position: relative;
  box-shadow: 0 0 24px rgba(70, 241, 255, 0.45);
  overflow: hidden;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, 0.55) 50%, transparent 65%);
  transform: translateX(-100%);
  animation: brand-shine 4.5s ease-in-out infinite;
}

@keyframes brand-shine {
  0%, 25% { transform: translateX(-100%); }
  50%     { transform: translateX(100%); }
  100%    { transform: translateX(100%); }
}

.nav-links { gap: 4px; }

.nav-links a {
  position: relative;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-links a::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 8px;
  background: var(--cyan-soft);
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.nav-links a::after {
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-aurora);
  content: "";
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: opacity 0.25s ease, transform 0.35s var(--ease-out);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ink);
}

.nav-links a:hover::before,
.nav-links a:focus-visible::before {
  opacity: 1;
  transform: scale(1);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.icon-button {
  position: relative;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface-strong);
  color: var(--ink);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.25s var(--ease-spring);
}

.icon-button:hover {
  border-color: var(--cyan);
  background: var(--surface-hover);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12), 0 0 0 3px var(--cyan-soft);
  transform: translateY(-1px);
}

.theme-toggle {
  display: grid;
  place-items: center;
  color: var(--ink);
}

.theme-toggle .theme-icon { transition: transform 0.4s var(--ease-spring), opacity 0.3s ease; }

/* Show exactly one icon based on the theme on <html>. Default (no attr /
   dark) → moon visible, click switches to light. data-theme="light" → sun
   visible, click switches back to dark. The previous selector
   `:not([data-theme="light"])` matched body/header/button ancestors that
   never carry data-theme, so the moon got hidden in BOTH themes and the
   button looked empty in light mode. */
.theme-icon-sun  { display: none; }
.theme-icon-moon { display: inline-block; }
html[data-theme="light"] .theme-icon-sun  { display: inline-block; }
html[data-theme="light"] .theme-icon-moon { display: none; }
.theme-toggle:hover .theme-icon { transform: rotate(20deg); }

.menu-button { display: none; }

.menu-button span,
.menu-button span::before,
.menu-button span::after {
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--ink);
  content: "";
  transform: translateX(-50%);
  transition: transform 0.3s var(--ease-spring), background 0.3s;
}

.menu-button span { top: 20px; }
.menu-button span::before { top: -6px; }
.menu-button span::after { top: 6px; }

body.nav-open .menu-button span { background: transparent; }
body.nav-open .menu-button span::before { top: 0; transform: translateX(-50%) rotate(45deg); }
body.nav-open .menu-button span::after { top: 0; transform: translateX(-50%) rotate(-45deg); }

/* Section utilities */
.section-band {
  width: min(var(--max-width), calc(100% - 36px));
  margin: 0 auto;
}

.page-hero,
.hub-section,
.dashboard-section,
.market-layout,
.optimizer-layout,
.account-layout,
.cabinet-layout,
.contact-layout,
.detail-page,
.comments-section {
  padding-top: 96px;
}

main { position: relative; z-index: 1; }

/* Typography */
h1, h2, h3, p { margin-top: 0; }

h1, h2 {
  font-family: "Space Grotesk", "Manrope", serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.02;
  color: var(--ink);
}

h1 {
  max-width: 920px;
  margin-bottom: 22px;
  font-size: clamp(2.5rem, 6vw, 5.6rem);
}

h2 {
  max-width: 820px;
  margin-bottom: 18px;
  font-size: clamp(1.9rem, 3.4vw, 3.4rem);
}

h3 {
  margin-bottom: 10px;
  font-family: "Space Grotesk", "Manrope", serif;
  font-weight: 600;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

/* Restrained: the accent phrase is one solid cyan, no rainbow, no animation. */
.gradient-text {
  color: var(--cyan);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--cyan);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: live-pulse 1.6s ease-in-out infinite;
}

@keyframes live-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.45; transform: scale(0.8); }
}

a { color: var(--cyan); }

button, input, select, textarea { font: inherit; color: var(--ink); }
button { cursor: pointer; background: none; border: none; color: inherit; }

/* HERO */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 1.05fr);
  gap: 56px;
  align-items: center;
  min-height: calc(100vh - 118px);
  padding: 64px 0 32px;
}

.hero-copy { max-width: 660px; }

.hero-text,
.page-hero p,
.detail-body,
.side-panel p,
.project-card p,
.research-item p,
.post-card p,
.hub-card p {
  color: var(--muted);
}

.hero-text,
.page-hero p {
  max-width: 580px;
  font-size: 1.14rem;
  line-height: 1.65;
}

.hero-actions,
.detail-actions,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-top: 8px;
}

/* Buttons */
.button {
  position: relative;
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.93rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s var(--ease-out), border-color 0.2s;
  isolation: isolate;
}

.button.primary {
  background: var(--grad-aurora);
  color: var(--bg-0);
  box-shadow: 0 10px 28px rgba(70, 241, 255, 0.22);
  background-size: 200% 100%;
  animation: gradient-pan 8s ease-in-out infinite;
}

.button.primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 18px 40px rgba(70, 241, 255, 0.45);
}

.button.secondary {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  backdrop-filter: blur(10px);
}

.button.secondary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), var(--cyan-soft), transparent 65%);
  opacity: 0;
  transition: opacity 0.35s var(--ease-out);
  z-index: -1;
}

.button.secondary:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: var(--surface-hover);
  box-shadow: 0 14px 32px rgba(70, 241, 255, 0.16);
}

.button.secondary:hover::before { opacity: 1; }

/* Market visual */
.market-visual {
  position: relative;
  overflow: hidden;
  min-height: 540px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-bg-grad);
  box-shadow: var(--shadow-glow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.market-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 25% 20%, rgba(70, 241, 255, 0.22), transparent 40%),
    radial-gradient(circle at 80% 85%, rgba(194, 121, 255, 0.18), transparent 45%);
  pointer-events: none;
}

.market-visual canvas {
  display: block;
  width: 100%;
  height: 440px;
}

.visual-topline,
.visual-metrics {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.visual-topline {
  padding: 20px 22px 4px;
  text-transform: uppercase;
}

.visual-topline span:first-child { color: var(--cyan); }

.visual-metrics {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-inset-bg);
  backdrop-filter: blur(10px);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.visual-metrics span { display: grid; gap: 4px; }

.visual-metrics strong {
  color: var(--ink);
  font-family: "Space Grotesk", serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: none;
}

/* Floating shapes for hero side */
.floating-pill {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-inset-bg);
  backdrop-filter: blur(10px);
  color: var(--ink);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  z-index: 3;
  animation: float-y 7s ease-in-out infinite;
}

.floating-pill.pos-a { top: 14%; right: -14px; animation-delay: 0s; }
.floating-pill.pos-b { bottom: 36%; left: -16px; animation-delay: -3s; }
.floating-pill.pos-c { top: 48%; right: 8%; animation-delay: -5s; }

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}

.floating-pill .dot-g { width: 7px; height: 7px; border-radius: 999px; background: var(--green); box-shadow: 0 0 10px var(--green); }
.floating-pill .dot-r { width: 7px; height: 7px; border-radius: 999px; background: var(--red); box-shadow: 0 0 10px var(--red); }
.floating-pill .dot-c { width: 7px; height: 7px; border-radius: 999px; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }

/* Tech chips */
.tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.tech-chips span {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  transition: color 0.2s, border-color 0.2s, transform 0.25s var(--ease-spring);
}

.tech-chips span:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

/* Code-style stat block */
.stat-print {
  margin-top: 28px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(5, 7, 15, 0.5);
  backdrop-filter: blur(10px);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.8;
}

.stat-print .k { color: var(--magenta); }
.stat-print .v { color: var(--cyan); }
.stat-print .s { color: var(--muted); }

/* Snapshot strip */
.snapshot {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 48px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  backdrop-filter: blur(14px);
}

.snapshot div {
  position: relative;
  min-width: 0;
  padding: 26px 28px;
  border-right: 1px solid var(--line);
  transition: background 0.3s ease;
}

.snapshot div::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 100%, var(--cyan-soft), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.snapshot div:hover::after { opacity: 1; }
.snapshot div:last-child { border-right: 0; }

.snapshot-value {
  display: block;
  margin-bottom: 6px;
  font-family: "Space Grotesk", serif;
  font-size: clamp(1.7rem, 2.6vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  background: var(--grad-aurora);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.snapshot-label {
  display: block;
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Section heading */
.section-heading {
  display: grid;
  grid-template-columns: minmax(180px, 0.32fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin-bottom: 36px;
}

.section-heading h2,
.section-heading .eyebrow { margin-bottom: 0; }

/* Grids */
.hub-grid,
.project-grid,
.research-list {
  display: grid;
  gap: 20px;
}

.hub-grid       { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.project-grid   { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.research-list  { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* Cards */
.hub-card,
.project-card,
.research-item,
.post-card,
.side-panel,
.optimizer-panel,
.optimizer-result,
.contact-form,
.cabinet-panel,
.brief-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  box-shadow: var(--shadow-card);
  transition: transform 0.5s var(--ease-out), border-color 0.3s, box-shadow 0.4s, background 0.3s;
}

.hub-card::before,
.project-card::before,
.research-item::before,
.post-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(70, 241, 255, 0.55), transparent 35%, transparent 65%, rgba(194, 121, 255, 0.55));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
  pointer-events: none;
}

.hub-card::after,
.project-card::after,
.research-item::after,
.post-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(70, 241, 255, 0.12), transparent 55%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.hub-card:hover,
.project-card:hover,
.research-item:hover,
.post-card:hover {
  border-color: transparent;
  transform: translateY(-6px);
  background: var(--surface-hover);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(70, 241, 255, 0.22);
}

.hub-card:hover::before,
.project-card:hover::before,
.research-item:hover::before,
.post-card:hover::before { opacity: 1; }

.hub-card:hover::after,
.project-card:hover::after,
.research-item:hover::after,
.post-card:hover::after { opacity: 1; }

.hub-card {
  display: block;
  min-height: 240px;
  padding: 28px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
}

.hub-card span {
  display: inline-block;
  margin-bottom: 36px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--cyan-soft);
  color: var(--cyan);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.hub-card h3 {
  font-family: "Space Grotesk", serif;
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.project-card,
.research-item,
.post-card {
  display: grid;
  min-height: 280px;
  padding: 26px;
  grid-template-rows: auto 1fr auto;
}

.research-item,
.post-card { min-height: 250px; }

.project-card h3,
.research-item h3,
.post-card h2 {
  font-family: "Space Grotesk", serif;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

.project-card h3 { font-size: 1.7rem; }
.research-item h3,
.post-card h2 { font-size: 1.45rem; }

.project-card a,
.research-item a,
.post-card a,
.hub-card { text-decoration: none; color: inherit; }

.card-topline,
.project-meta,
.research-meta,
.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-topline { justify-content: space-between; margin-bottom: 28px; }

.project-meta,
.detail-meta { margin: 20px 0; }

.project-meta span,
.detail-meta span {
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-self: start;
  color: var(--cyan);
  font-weight: 700;
  text-decoration: none;
  transition: gap 0.25s var(--ease-out);
}

.project-link::after {
  content: "→";
  transition: transform 0.25s var(--ease-out);
}

.project-link:hover { gap: 10px; }
.project-link:hover::after { transform: translateX(4px); }

.contact-links a:hover,
.contact-links a:focus-visible,
.side-panel a:hover,
.side-panel a:focus-visible {
  color: var(--cyan);
}

/* Filters */
.work-controls {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 28px;
}

.filter-tabs { display: flex; flex-wrap: wrap; gap: 8px; }

.tab-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-weight: 600;
  font-size: 0.86rem;
  text-decoration: none;
  transition: all 0.25s var(--ease-out);
}

.tab-button:hover {
  border-color: var(--cyan);
  color: var(--ink);
  background: var(--surface-hover);
}

.tab-button.is-active {
  border-color: transparent;
  background: var(--grad-aurora);
  color: var(--bg-0);
  box-shadow: 0 8px 20px rgba(70, 241, 255, 0.25);
}

.search-box { flex: 0 1 320px; }

/* Form inputs */
input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-inset-bg);
  color: var(--ink);
  font-family: inherit;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

input::placeholder,
textarea::placeholder { color: var(--dim); }

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--cyan);
  background: var(--panel-inset-bg);
  box-shadow: 0 0 0 3px var(--cyan-soft);
}

select {
  appearance: none;
  background:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%) calc(100% - 18px) 19px / 7px 7px no-repeat,
    linear-gradient(135deg, var(--muted) 50%, transparent 50%) calc(100% - 13px) 19px / 7px 7px no-repeat,
    var(--panel-inset-bg);
}

textarea { resize: vertical; }

/* Messages / empty */
.empty-state,
.message {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--muted);
  font-weight: 500;
}

.message.success {
  border-color: rgba(41, 245, 166, 0.35);
  background: rgba(41, 245, 166, 0.08);
  color: var(--green);
}

.message.error,
.message.warning {
  border-color: rgba(255, 79, 122, 0.35);
  background: rgba(255, 79, 122, 0.08);
  color: var(--red);
}

.message-stack { padding-top: 16px; display: grid; gap: 8px; }

.three-column {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.three-column > div {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.three-column > div > h3 {
  margin: 0 0 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Compact market list */
.compact-market-list { display: grid; gap: 10px; }

.compact-market-list a {
  display: grid;
  grid-template-columns: 0.7fr 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--ink);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.86rem;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s, transform 0.25s;
}

.compact-market-list a:hover {
  border-color: var(--cyan);
  background: var(--surface-hover);
  transform: translateX(4px);
}

.compact-market-list a strong { color: var(--ink); font-weight: 600; }

.positive { color: var(--green); text-shadow: 0 0 12px rgba(41, 245, 166, 0.4); }
.negative { color: var(--red); text-shadow: 0 0 12px rgba(255, 79, 122, 0.4); }

/* Layouts */
.market-layout,
.optimizer-layout,
.contact-layout,
.account-layout,
.cabinet-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 24px;
  align-items: start;
}

.optimizer-layout {
  grid-template-columns: minmax(0, 0.85fr) minmax(300px, 0.7fr) 280px;
}

.market-table-shell {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  backdrop-filter: blur(14px);
}

.market-table { width: 100%; min-width: 680px; border-collapse: collapse; }

.market-table th,
.market-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.market-table th {
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.market-table td { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.92rem; }

.market-table tr { transition: background 0.2s ease; }
.market-table tbody tr:hover { background: rgba(70, 241, 255, 0.05); }

/* Panels */
.side-panel,
.optimizer-panel,
.optimizer-result,
.contact-form,
.cabinet-panel,
.brief-card { padding: 26px; }

.side-panel { display: grid; gap: 14px; }

.side-panel h2,
.optimizer-panel h2,
.optimizer-result h2 {
  margin-bottom: 10px;
  font-size: 1.55rem;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  margin-bottom: 20px;
}

.asset-input-grid { display: grid; gap: 10px; margin-bottom: 20px; }

.asset-row,
.valuation-grid { display: grid; gap: 10px; }

.asset-row { grid-template-columns: 0.8fr 1fr 1fr; align-items: center; }

/* Optimizer (dollars mode): ticker + dollars + remove button */
.asset-input-grid--dollars .asset-row { grid-template-columns: 1fr 1.4fr 32px; }
.asset-input-grid--dollars .asset-row-header {
  display: grid;
  grid-template-columns: 1fr 1.4fr 32px;
  gap: 10px;
  color: var(--dim);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0 4px;
}

.row-remove {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: transparent;
  color: var(--dim);
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.row-remove:hover { color: var(--red); border-color: var(--red); background: var(--red-soft); }

/* Advanced options collapsible */
.advanced-options {
  margin-bottom: 16px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.advanced-options summary {
  cursor: pointer;
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 4px 0;
  list-style: none;
}
.advanced-options summary::-webkit-details-marker { display: none; }
.advanced-options summary::before { content: "+ "; }
.advanced-options[open] summary::before { content: "− "; }
.advanced-options[open] .valuation-grid { margin-top: 14px; }

/* Live-fetch row (Options + Monte Carlo "Fetch live" button) */
.live-fetch-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.live-fetch-row input {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.live-fetch-row .button.secondary {
  padding: 11px 16px;
  font-size: 0.84rem;
  white-space: nowrap;
}
.live-fetch-row .button.secondary:disabled { opacity: 0.55; cursor: progress; }

.live-fetch-status {
  grid-column: 1 / -1;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.76rem;
  color: var(--green);
  min-height: 1em;
}
.live-fetch-status:empty { display: none; }
.live-fetch-status.is-error { color: var(--red); }

/* CSV/Excel upload zone */
.upload-zone {
  margin-bottom: 18px;
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: border-color 0.2s, background 0.2s;
}
.upload-zone:hover,
.upload-zone.is-dragover {
  border-color: var(--cyan);
  background: var(--cyan-soft);
}
.upload-zone-inner {
  display: grid;
  gap: 4px;
  padding: 18px 16px;
  cursor: pointer;
  text-align: center;
}
.upload-zone-inner strong {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
}
.upload-zone-inner span {
  color: var(--muted);
  font-size: 0.8rem;
}
.upload-zone-inner code {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.75rem;
  background: var(--surface-strong);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--line);
}
.upload-status:empty { display: none; }
.upload-status {
  margin-top: 6px;
  color: var(--green);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
}
.upload-status.is-error { color: var(--red); }

.valuation-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 20px;
}

.valuation-grid label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.result-table { width: 100%; border-collapse: collapse; font-family: "JetBrains Mono", ui-monospace, monospace; }

.result-table td,
.result-table th {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 0.88rem;
}

.result-table th { color: var(--muted); font-weight: 500; }

.result-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}

.option-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.result-metrics span {
  display: block;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(70, 241, 255, 0.08), transparent);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  color: var(--muted);
}

.result-metrics strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-family: "Space Grotesk", serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Detail pages */
.detail-page { max-width: 900px; }

.detail-body {
  max-width: 760px;
  margin: 30px 0;
  font-size: 1.06rem;
  line-height: 1.75;
}

.post-list {
  display: grid;
  gap: 20px;
  max-width: 880px;
}

/* Contact form */
.contact-form { display: grid; gap: 14px; }
.contact-form div { display: grid; gap: 7px; }

.contact-form label {
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Cabinet */
.cabinet-layout { grid-template-columns: minmax(0, 1fr) 360px; }

.cabinet-main,
.compact-list,
.source-list { display: grid; gap: 14px; }

.inline-form {
  display: grid;
  grid-template-columns: minmax(110px, 0.7fr) minmax(140px, 1fr) minmax(160px, 1.2fr) auto;
  gap: 10px;
  align-items: start;
  margin-bottom: 20px;
}

.inline-form .button { width: auto; }

.compact-list article {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: border-color 0.2s, background 0.2s;
}

.compact-list article:hover { border-color: var(--cyan); background: var(--surface-hover); }

.compact-list strong,
.compact-list span,
.compact-list small { display: block; }

.compact-list span,
.compact-list small,
.card-actions,
.source-list { color: var(--muted); }

.compact-list small { margin-top: 5px; font-family: "JetBrains Mono", monospace; font-size: 0.78rem; }

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  font-size: 0.86rem;
  font-weight: 600;
}

.comment-form { max-width: 760px; margin-top: 24px; }

.brief-card { margin-top: 20px; }

.source-list a {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dashed var(--dim);
  transition: color 0.2s, border-color 0.2s;
}

.source-list a:hover { color: var(--cyan); border-color: var(--cyan); }

/* Footer */
.site-footer {
  width: 100%;
  margin-top: 120px;
  padding: 80px max(20px, calc((100% - var(--max-width)) / 2)) 60px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(70, 241, 255, 0.04));
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 2.4fr);
  gap: 56px;
  align-items: start;
}

.footer-lede h2 {
  margin: 0;
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  max-width: 460px;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 36px;
}

.footer-column h3 {
  margin: 0 0 14px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}

.footer-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.footer-column ul a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
}

.footer-column ul a:hover,
.footer-column ul a:focus-visible { color: var(--cyan); }

.contact-links { font-style: normal; display: grid; gap: 10px; }

.contact-links a,
.side-panel a {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
  position: relative;
}

/* Footer contact slot — inline-block links so they stack like the other columns. */
.footer-column.contact-links a {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s, border-color 0.2s;
}

.footer-column.contact-links a:hover { color: var(--cyan); border-color: var(--cyan); }

@media (max-width: 1024px) {
  .site-footer { grid-template-columns: 1fr; gap: 40px; }
  .footer-columns { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .footer-columns { grid-template-columns: 1fr; gap: 28px; }
}

/* --- Navbar dropdown (Tools) --------------------------------------- */
.nav-dropdown { position: relative; display: inline-flex; }

.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  border: none;
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.nav-dropdown-trigger:hover,
.nav-dropdown-trigger:focus-visible,
.nav-dropdown.is-open .nav-dropdown-trigger {
  color: var(--ink);
  background: var(--cyan-soft);
  outline: none;
}

.nav-dropdown-chevron {
  transition: transform 0.2s ease;
}

.nav-dropdown.is-open .nav-dropdown-chevron {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 280px;
  padding: 10px;
  display: grid;
  gap: 2px;
  background: var(--surface-strong);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18), 0 0 0 1px var(--line);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.22s var(--ease-spring);
  z-index: 50;
}

.nav-dropdown.is-open .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 9px;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.2s ease;
}

.nav-dropdown-menu a:hover,
.nav-dropdown-menu a:focus-visible {
  background: var(--cyan-soft);
  outline: none;
}

.nav-dropdown-menu a strong {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.005em;
}

.nav-dropdown-menu a span {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal-delay="3"] { transition-delay: 0.24s; }
[data-reveal-delay="4"] { transition-delay: 0.32s; }
[data-reveal-delay="5"] { transition-delay: 0.40s; }

/* Page hero (subpages) */
.page-hero { max-width: 900px; }

/* Responsive */
@media (max-width: 1040px) {
  .hero,
  .market-layout,
  .optimizer-layout,
  .account-layout,
  .cabinet-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hub-grid,
  .research-list,
  .three-column {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  body.nav-open { overflow: hidden; }

  .site-header { padding: 0 16px; min-height: 64px; }

  .section-band { width: calc(100% - 28px); }

  .menu-button { display: block; }

  .nav-links {
    position: fixed;
    top: 64px;
    right: 12px;
    left: 12px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--mobile-nav-bg);
    backdrop-filter: blur(20px);
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.6);
  }

  body.nav-open .nav-links { display: flex; }

  .nav-links a { min-height: 44px; padding: 12px; border-radius: 10px; font-size: 0.94rem; }

  .nav-links a::after { display: none; }

  .hero { min-height: auto; padding-top: 36px; }

  .hero-actions,
  .work-controls,
  .site-footer { align-items: stretch; flex-direction: column; }

  .button,
  .inline-form .button,
  .search-box { width: 100%; }

  .snapshot,
  .hub-grid,
  .project-grid,
  .research-list,
  .three-column,
  .result-metrics { grid-template-columns: 1fr; }

  .snapshot div { border-right: 0; border-bottom: 1px solid var(--line); }
  .snapshot div:last-child { border-bottom: 0; }

  .section-heading { display: block; }
  .section-heading .eyebrow { margin-bottom: 12px; }

  .asset-row,
  .valuation-grid,
  .inline-form,
  .option-metrics { grid-template-columns: 1fr; }

  .floating-pill { display: none; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 999px;
  border: 2px solid var(--bg-0);
}
::-webkit-scrollbar-thumb:hover { background: var(--dim); }

/* Text selection */
::selection { background: var(--selection-bg); color: var(--selection-fg); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  body::before { animation: none; }
  [data-reveal] { opacity: 1; transform: none; }
  body { cursor: auto; }
  .cursor-dot, .cursor-ring { display: none; }
}

/* Screen reader only */
.screen-reader {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   Error pages (404 / 500 / 403 / 400)
   ============================================================ */
.error-page {
  min-height: calc(100vh - 220px);
  display: grid;
  place-items: center;
  padding: 80px 0 100px;
}

.error-stack {
  max-width: 760px;
  text-align: center;
  display: grid;
  gap: 14px;
  justify-items: center;
}

.error-stack .eyebrow {
  margin-bottom: 0;
}

.error-code {
  margin: 0;
  font-family: "Space Grotesk", serif;
  font-weight: 700;
  font-size: clamp(8rem, 22vw, 14rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  position: relative;
  filter: drop-shadow(0 0 40px rgba(70, 241, 255, 0.18));
}

.error-code .gradient-text {
  display: inline-block;
  background-size: 200% 100%;
  animation: gradient-pan 6s ease-in-out infinite;
}

.error-code-red {
  display: inline-block;
  background: linear-gradient(135deg, #ff4f7a 0%, #c279ff 50%, #ffc857 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradient-pan 6s ease-in-out infinite;
}

.error-headline {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-family: "Space Grotesk", serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.error-sub {
  max-width: 540px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.error-sub code {
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-inset-bg);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.88em;
  color: var(--cyan);
  white-space: nowrap;
  overflow-wrap: anywhere;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 8px;
}

/* Suggestions grid */
.error-suggest {
  width: 100%;
  margin-top: 40px;
}

.error-suggest-label {
  margin: 0 0 18px;
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.error-suggest-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  text-align: left;
}

.error-suggest-grid a {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.25s var(--ease-spring), border-color 0.2s, box-shadow 0.3s;
}

.error-suggest-grid a:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: 0 10px 24px rgba(70, 241, 255, 0.12);
}

.error-suggest-grid span {
  color: var(--cyan);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.error-suggest-grid strong {
  font-family: "Space Grotesk", serif;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.error-suggest-grid small {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

/* Terminal-style trace */
.error-trace {
  margin: 32px 0 0;
  padding: 18px 22px;
  width: 100%;
  max-width: 560px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-inset-bg);
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  text-align: left;
  overflow-x: auto;
  white-space: pre;
}

.error-trace .s { color: var(--magenta); }
.error-trace .v { color: var(--cyan); }
.error-trace .r { color: var(--red); font-weight: 700; }
.error-trace .dim { color: var(--dim); }