/* ============================================================
   CYTHERA DESIGN SYSTEM — Standalone tokens + base
   Pulled from Design/src/styles/theme.css and fonts.css.
   Works without Tailwind so plain HTML can consume tokens.
   ============================================================ */

/* ---------- Brand fonts ---------- */
@font-face {
  font-family: 'Orbitron';
  font-style: normal;
  font-weight: 400 900;
  font-display: swap;
  src: url('fonts/orbitron.woff2') format('woff2-variations'),
       url('fonts/orbitron.woff2') format('woff2');
}
@font-face {
  font-family: 'Rajdhani';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/rajdhani-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Rajdhani';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/rajdhani-medium.woff2') format('woff2');
}
@font-face {
  font-family: 'Rajdhani';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/rajdhani-semibold.woff2') format('woff2');
}

@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@100;200;300;400;500;600;700;800;900&family=Share+Tech+Mono&display=swap');

:root {
  --font-sans: 'Rajdhani', system-ui, -apple-system, sans-serif;
  --font-display: 'Orbitron', monospace, sans-serif;
  --font-mono: 'Geist Mono', 'Courier New', monospace;
  --font-tech: 'Share Tech Mono', monospace;

  /* Type scale */
  --font-size: 16px;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

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

  /* Radius */
  --radius: 0.625rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Light mode (default) */
  --background: #F8F9FE;
  --foreground: #1A1F3A;
  --card: #FFFFFF;
  --card-foreground: #1A1F3A;
  --popover: #FFFFFF;
  --popover-foreground: #1A1F3A;

  --cythera-cyan: #7DD3FC;
  --cythera-cyan-rgb: 125, 211, 252;
  --cythera-orange: #FDBA74;
  --cythera-orange-rgb: 253, 186, 116;
  --cythera-lime: #BEF264;
  --cythera-lime-rgb: 190, 242, 100;
  --cythera-purple: #C4B5FD;
  --cythera-purple-rgb: 196, 181, 253;

  --primary: #0F62FE;
  --primary-foreground: #FFFFFF;
  --primary-hover: #0050E6;
  --primary-active: #003FB5;

  --secondary: #D946EF;
  --secondary-foreground: #FFFFFF;
  --secondary-hover: #C026D3;
  --secondary-active: #A21CAF;

  --accent: #0EA5E9;
  --accent-foreground: #FFFFFF;
  --accent-hover: #0284C7;
  --accent-active: #0369A1;

  --muted: #E0E7FF;
  --muted-foreground: #3F4A63;

  --success: #22C55E;
  --success-foreground: #FFFFFF;
  --warning: #F59E0B;
  --warning-foreground: #FFFFFF;
  --destructive: #EF4444;
  --destructive-foreground: #FFFFFF;
  --info: #0F62FE;
  --info-foreground: #FFFFFF;

  --border: rgba(125, 211, 252, 0.35);
  --border-bright: rgba(125, 211, 252, 0.55);
  --input: #EEF2FF;
  --input-background: #FFFFFF;
  --ring: #4D8DFE;
  --switch-background: #cbd5e1;

  --panel: rgba(255, 255, 255, 0.85);
  --panel-dark: rgba(248, 250, 255, 0.92);
  --overlay: rgba(255, 255, 255, 0.95);

  --shadow-sm: 0 1px 3px 0 rgba(125, 211, 252, 0.15);
  --shadow-md: 0 4px 8px -2px rgba(125, 211, 252, 0.25);
  --shadow-lg: 0 10px 20px -5px rgba(125, 211, 252, 0.3);
  --shadow-xl: 0 20px 35px -8px rgba(125, 211, 252, 0.35);
  --shadow-glow: 0 0 25px rgba(125, 211, 252, 0.3);

  --grid-line: rgba(125, 211, 252, 0.18);
  --bg-vignette-1: radial-gradient(ellipse at top left, rgba(196, 181, 253, 0.18), transparent 50%);
  --bg-vignette-2: radial-gradient(ellipse at bottom right, rgba(125, 211, 252, 0.18), transparent 55%);
  --bg-base: linear-gradient(180deg, #F8F9FE 0%, #EEF2FF 100%);

  --hero-text: #1E3A8A;
  --label-tech: #475569;
}

.dark {
  --background: #0A0E1A;
  --foreground: #E8ECF2;
  --card: #0F1419;
  --card-foreground: #E8ECF2;
  --popover: #0F1419;
  --popover-foreground: #E8ECF2;

  --cythera-cyan: #00D9FF;
  --cythera-cyan-rgb: 0, 217, 255;
  --cythera-orange: #FF7A47;
  --cythera-orange-rgb: 255, 122, 71;
  --cythera-lime: #B3FF6B;
  --cythera-lime-rgb: 179, 255, 107;
  --cythera-purple: #C4A3FF;
  --cythera-purple-rgb: 196, 163, 255;

  --primary: #00D9FF;
  --primary-foreground: #0A0E1A;
  --primary-hover: #33E0FF;
  --primary-active: #00BFE6;

  --secondary: #FF6BD6;
  --secondary-foreground: #0F1419;
  --secondary-hover: #FF85DD;
  --secondary-active: #E64FBF;

  --accent: #B3FF6B;
  --accent-foreground: #0F1419;
  --accent-hover: #C2FF85;
  --accent-active: #A3F056;

  --muted: #1A2433;
  --muted-foreground: #B8C4D6;

  --success: #B3FF6B;
  --success-foreground: #0F1419;
  --warning: #FFC747;
  --warning-foreground: #0F1419;
  --destructive: #FF7A47;
  --destructive-foreground: #0F1419;
  --info: #00D9FF;
  --info-foreground: #0F1419;

  --border: rgba(0, 200, 255, 0.18);
  --border-bright: rgba(0, 200, 255, 0.4);
  --input: #1A2433;
  --input-background: #0F1419;
  --ring: #00D9FF;
  --switch-background: #1A2433;

  --panel: rgba(2, 12, 32, 0.92);
  --panel-dark: rgba(0, 6, 20, 0.92);
  --overlay: rgba(1, 3, 8, 0.97);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 25px rgba(0, 200, 255, 0.3);

  --grid-line: rgba(0, 200, 255, 0.07);
  --bg-vignette-1: radial-gradient(ellipse at top left, rgba(0, 200, 255, 0.12), transparent 55%);
  --bg-vignette-2: radial-gradient(ellipse at bottom right, rgba(196, 163, 255, 0.10), transparent 55%);
  --bg-base: linear-gradient(135deg, #050810 0%, #0A0E1A 50%, #0F1419 100%);

  --hero-text: #c8e8ff;
  --label-tech: #8FB4D9;
}

/* ===== base ===== */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { font-size: var(--font-size); }
body {
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

h1, h2 { font-family: var(--font-display); letter-spacing: -0.01em; }
h1 { font-size: var(--text-4xl); font-weight: 700; line-height: 1.2; margin: 0; }
h2 { font-size: var(--text-3xl); font-weight: 600; line-height: 1.3; margin: 0; }
h3 { font-size: var(--text-2xl); font-weight: 600; line-height: 1.4; margin: 0; font-family: var(--font-sans); }
h4 { font-size: var(--text-xl); font-weight: 500; line-height: 1.5; margin: 0; font-family: var(--font-sans); }
h5 { font-size: var(--text-lg); font-weight: 500; line-height: 1.5; margin: 0; font-family: var(--font-sans); }
h6 { font-size: var(--text-base); font-weight: 600; line-height: 1.5; margin: 0; font-family: var(--font-sans); }
p { font-size: var(--text-base); font-weight: 400; line-height: 1.6; margin: 0; }
code, pre, kbd { font-family: var(--font-mono); font-size: var(--text-sm); }

/* ===== ambient bg ===== */
.cy-app-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: var(--bg-base);
}
.cy-app-bg::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.6;
}
.cy-app-bg::after {
  content: ""; position: absolute; inset: 0;
  background: var(--bg-vignette-1), var(--bg-vignette-2);
}

/* ===== chrome panels ===== */
.cy-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-md);
}

.cy-tech-label {
  font-family: var(--font-tech);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--label-tech);
}

.cy-tech-divider {
  font-family: var(--font-tech);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--label-tech);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.cy-section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--hero-text);
  margin-bottom: 8px;
}

/* ===== buttons (shadcn-faithful, neon-tinted) ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  white-space: nowrap;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.4px;
  height: 36px; padding: 0 16px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.15s ease, box-shadow 0.18s ease, color 0.15s ease, border-color 0.15s ease;
  outline: none;
}
.btn:focus-visible { box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 50%, transparent); }
.btn:disabled { opacity: 0.5; pointer-events: none; }
.btn-sm { height: 32px; padding: 0 12px; font-size: var(--text-xs); border-radius: var(--radius-sm); }
.btn-lg { height: 44px; padding: 0 24px; font-size: var(--text-base); }
.btn-icon { width: 36px; padding: 0; }

.btn-default { background: var(--primary); color: var(--primary-foreground); position: relative; }
.btn-default:hover {
  background: var(--primary-hover);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--primary) 60%, transparent),
    0 6px 18px -2px color-mix(in srgb, var(--primary) 50%, transparent),
    0 0 28px color-mix(in srgb, var(--primary) 45%, transparent);
  transform: translateY(-1px);
}
.btn-default:active { background: var(--primary-active); transform: translateY(0); box-shadow: 0 0 12px color-mix(in srgb, var(--primary) 40%, transparent); }

.btn-secondary { background: var(--secondary); color: var(--secondary-foreground); }
.btn-secondary:hover {
  background: var(--secondary-hover);
  box-shadow:
    0 6px 18px -2px color-mix(in srgb, var(--secondary) 45%, transparent),
    0 0 24px color-mix(in srgb, var(--secondary) 35%, transparent);
  transform: translateY(-1px);
}

.btn-destructive { background: var(--destructive); color: var(--destructive-foreground); }
.btn-destructive:hover {
  filter: brightness(1.05);
  box-shadow:
    0 6px 18px -2px color-mix(in srgb, var(--destructive) 45%, transparent),
    0 0 22px color-mix(in srgb, var(--destructive) 35%, transparent);
  transform: translateY(-1px);
}

.btn-outline { background: transparent; color: var(--foreground); border-color: var(--border-bright); }
.btn-outline:hover {
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  color: var(--primary);
  border-color: var(--primary);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--primary) 30%, transparent),
    0 0 18px color-mix(in srgb, var(--primary) 30%, transparent);
}

.btn-ghost { background: transparent; color: var(--foreground); }
.btn-ghost:hover {
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  color: var(--primary);
}

.btn-link { background: transparent; color: var(--primary); height: auto; padding: 0; }
.btn-link:hover { text-decoration: underline; text-underline-offset: 4px; text-shadow: 0 0 12px color-mix(in srgb, var(--primary) 50%, transparent); }

/* ===== badges ===== */
.badge {
  display: inline-flex; align-items: center; gap: 4px; white-space: nowrap;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 2px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  letter-spacing: 0.4px;
  transition: box-shadow 0.18s ease, transform 0.15s ease;
}
.badge:hover { transform: translateY(-1px); box-shadow: 0 4px 12px color-mix(in srgb, currentColor 28%, transparent); }
.badge-default { background: var(--primary); color: var(--primary-foreground); }
.badge-secondary { background: var(--secondary); color: var(--secondary-foreground); }
.badge-destructive { background: var(--destructive); color: var(--destructive-foreground); }
.badge-outline { background: transparent; color: var(--foreground); border-color: var(--border-bright); }
.badge-success { background: color-mix(in srgb, var(--success) 18%, transparent); color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, transparent); }
.badge-warning { background: color-mix(in srgb, var(--warning) 18%, transparent); color: var(--warning); border-color: color-mix(in srgb, var(--warning) 35%, transparent); }
.badge-info { background: color-mix(in srgb, var(--info) 18%, transparent); color: var(--info); border-color: color-mix(in srgb, var(--info) 35%, transparent); }

/* ===== inputs ===== */
.input, .textarea, .select-trigger {
  display: flex; align-items: center;
  width: 100%;
  height: 36px;
  padding: 0 12px;
  background: var(--input-background);
  color: var(--foreground);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input:hover, .textarea:hover, .select-trigger:hover { border-color: color-mix(in srgb, var(--primary) 60%, var(--border-bright)); }
.input::placeholder, .textarea::placeholder { color: var(--muted-foreground); }
.input:focus-visible, .textarea:focus-visible, .select-trigger:focus-visible {
  border-color: var(--ring);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 35%, transparent);
}
.textarea { height: auto; min-height: 80px; padding: 8px 12px; resize: vertical; }
.input[aria-invalid="true"] { border-color: var(--destructive); box-shadow: 0 0 0 3px color-mix(in srgb, var(--destructive) 25%, transparent); }
.input:disabled { opacity: 0.5; pointer-events: none; }

.label {
  font-family: var(--font-sans); font-size: var(--text-sm); font-weight: 500;
  color: var(--foreground); display: inline-block; margin-bottom: 6px;
}
.help { font-size: var(--text-xs); color: var(--muted-foreground); margin-top: 4px; }
.help-error { color: var(--destructive); }

/* ===== checkbox / radio ===== */
.checkbox, .radio {
  appearance: none; -webkit-appearance: none;
  width: 16px; height: 16px; flex: none;
  background: var(--input-background);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  display: inline-grid; place-content: center;
  cursor: pointer; transition: all 0.15s;
}
.radio { border-radius: 50%; }
.checkbox:checked, .radio:checked { background: var(--primary); border-color: var(--primary); }
.checkbox:checked::after {
  content: ""; width: 10px; height: 10px;
  background: var(--primary-foreground);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/contain no-repeat;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/contain no-repeat;
}
.radio:checked::after {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--primary-foreground);
}
.checkbox:focus-visible, .radio:focus-visible { box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 35%, transparent); }

/* ===== switch ===== */
.switch {
  appearance: none; -webkit-appearance: none;
  position: relative; width: 36px; height: 20px;
  background: var(--switch-background);
  border-radius: 9999px;
  cursor: pointer;
  transition: background 0.18s;
  border: none;
  flex: none;
}
.switch::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px;
  background: var(--card);
  border-radius: 50%;
  transition: transform 0.18s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}
.switch:checked { background: var(--primary); }
.switch:checked::after { transform: translateX(16px); background: var(--primary-foreground); }
.switch:focus-visible { box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 35%, transparent); }

/* ===== card ===== */
.card {
  background: var(--card);
  color: var(--card-foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 0;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.25s ease, transform 0.2s ease;
}
.card:hover {
  border-color: var(--border-bright);
  box-shadow:
    var(--shadow-md),
    0 0 24px color-mix(in srgb, var(--primary) 18%, transparent);
}
.card-header { padding: 24px 24px 0 24px; }
.card-title { font-size: var(--text-lg); font-weight: 600; line-height: 1.2; margin: 0; font-family: var(--font-sans); }
.card-description { color: var(--muted-foreground); font-size: var(--text-sm); margin-top: 4px; }
.card-content { padding: 24px; }
.card-footer { padding: 0 24px 24px 24px; display: flex; gap: 8px; align-items: center; }

/* ===== alert ===== */
.alert {
  display: grid; grid-template-columns: 18px 1fr; gap: 4px 12px;
  padding: 12px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  align-items: start;
}
.alert > svg, .alert > .alert-icon { grid-row: 1 / span 2; align-self: start; margin-top: 2px; color: currentColor; width: 18px; height: 18px; }
.alert-title { font-weight: 600; font-size: var(--text-sm); margin: 0; }
.alert-description { color: var(--muted-foreground); font-size: var(--text-sm); margin: 0; line-height: 1.5; }
.alert-info { color: var(--info); border-color: color-mix(in srgb, var(--info) 35%, transparent); background: color-mix(in srgb, var(--info) 8%, var(--card)); }
.alert-info .alert-description { color: color-mix(in srgb, var(--info) 70%, var(--foreground)); }
.alert-success { color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, transparent); background: color-mix(in srgb, var(--success) 8%, var(--card)); }
.alert-success .alert-description { color: color-mix(in srgb, var(--success) 60%, var(--foreground)); }
.alert-warning { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 35%, transparent); background: color-mix(in srgb, var(--warning) 8%, var(--card)); }
.alert-warning .alert-description { color: color-mix(in srgb, var(--warning) 60%, var(--foreground)); }
.alert-destructive { color: var(--destructive); border-color: color-mix(in srgb, var(--destructive) 40%, transparent); background: color-mix(in srgb, var(--destructive) 8%, var(--card)); }
.alert-destructive .alert-description { color: color-mix(in srgb, var(--destructive) 70%, var(--foreground)); }

/* ===== tabs ===== */
.tabs-list {
  display: inline-flex; gap: 2px;
  background: var(--muted);
  padding: 3px;
  border-radius: var(--radius-lg);
  width: fit-content;
}
.tabs-trigger {
  border: 1px solid transparent; background: transparent;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans); font-size: var(--text-sm); font-weight: 500;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: all 0.15s;
}
.tabs-trigger:hover { color: var(--primary); }
.tabs-trigger[data-state="active"] {
  background: var(--card); color: var(--foreground);
  box-shadow: var(--shadow-sm), 0 0 14px color-mix(in srgb, var(--primary) 22%, transparent);
}

/* ===== separator ===== */
.separator { height: 1px; width: 100%; background: var(--border); border: 0; margin: 0; }
.separator-v { width: 1px; height: 100%; background: var(--border); border: 0; }

/* ===== avatar ===== */
.avatar {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--muted);
  color: var(--muted-foreground);
  font-weight: 600;
  overflow: hidden;
  font-size: var(--text-sm);
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }

/* ===== progress ===== */
.progress {
  width: 100%; height: 8px;
  background: color-mix(in srgb, var(--primary) 18%, transparent);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}
.progress > div { height: 100%; background: var(--primary); border-radius: 9999px; transition: width 0.4s; }

/* ===== slider ===== */
.slider {
  appearance: none; -webkit-appearance: none;
  width: 100%; height: 4px;
  background: color-mix(in srgb, var(--primary) 25%, transparent);
  border-radius: 9999px;
  outline: none;
}
.slider::-webkit-slider-thumb {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px;
  background: var(--card);
  border: 2px solid var(--primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 8px color-mix(in srgb, var(--primary) 50%, transparent);
}
.slider::-moz-range-thumb {
  width: 18px; height: 18px;
  background: var(--card);
  border: 2px solid var(--primary);
  border-radius: 50%;
  cursor: pointer;
}

/* ===== table ===== */
.table { width: 100%; border-collapse: collapse; font-family: var(--font-sans); font-size: var(--text-sm); }
.table th, .table td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.table thead tr { height: 32px; }
.table th {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--foreground);
  font-weight: 700;
  padding-top: 6px;
  padding-bottom: 6px;
  background: color-mix(in srgb, var(--primary) 7%, var(--muted));
  border-bottom: 1px solid var(--border-bright);
  white-space: nowrap;
}
.table th.sortable { cursor: pointer; user-select: none; transition: color 0.15s, background 0.15s; }
.table th.sortable:hover { color: var(--primary); background: color-mix(in srgb, var(--primary) 14%, var(--muted)); }
.table th .th-inner { display: inline-flex; align-items: center; gap: 6px; }
.table th .sort-arrow { opacity: 0.4; transition: opacity 0.15s, transform 0.15s; }
.table th.sortable:hover .sort-arrow { opacity: 0.75; }
.table th.sorted .sort-arrow { opacity: 1; color: var(--primary); }
.table th.sorted-desc .sort-arrow { transform: rotate(180deg); }
.table tr:hover td { background: color-mix(in srgb, var(--primary) 5%, transparent); }
.table tr:last-child td { border-bottom: none; }

/* ===== tooltip ===== */
.tooltip {
  position: absolute;
  background: var(--card-foreground); color: var(--card);
  font-size: var(--text-xs); padding: 4px 8px; border-radius: var(--radius-sm);
  pointer-events: none;
  white-space: nowrap;
}
.dark .tooltip { background: var(--card); color: var(--card-foreground); border: 1px solid var(--border); }

/* ===== utility ===== */
.scrollbar-thin::-webkit-scrollbar { width: 6px; height: 6px; }
.scrollbar-thin::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 4px; }
.scrollbar-thin::-webkit-scrollbar-track { background: transparent; }

/* ===== brand wordmark ===== */
.cy-wordmark {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 4px;
  text-transform: uppercase;
  background: linear-gradient(90deg, var(--cythera-cyan), var(--cythera-lime));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cy-wordmark-hero {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 8px;
  text-transform: uppercase;
  color: var(--hero-text);
  text-shadow: 0 0 30px color-mix(in srgb, var(--primary) 40%, transparent),
               0 0 60px color-mix(in srgb, var(--primary) 25%, transparent);
}

/* status pulse dot */
.cy-pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 10px color-mix(in srgb, var(--success) 80%, transparent);
  animation: cy-pulse 1.6s ease-in-out infinite;
  flex: none;
}
@keyframes cy-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.18); }
}

/* keyboard shortcut */
.kbd {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--muted);
  color: var(--muted-foreground);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 1px 6px;
}

/* ===== mobile responsive (view-only showcase) ===== */
@media (max-width: 768px) {
  /* --- header: horizontal-scrolling nav --- */
  .cy-header-nav {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-shrink: 1;
    min-width: 0;
  }
  .cy-header-nav::-webkit-scrollbar { display: none; }

  /* --- hero: tighten top padding --- */
  #root section:first-of-type {
    padding-top: 40px !important;
  }

  /* --- main container: reduce padding --- */
  main {
    padding: 16px 12px 64px !important;
  }

  /* --- section grids: single column --- */
  .cy-section-grid {
    grid-template-columns: 1fr !important;
  }

  /* --- color grids: 2-col on mobile --- */
  .cy-color-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .cy-semantic-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  /* --- cards: prevent viewport blowout --- */
  .card {
    max-width: calc(100vw - 24px);
    overflow: hidden;
  }

  /* --- tables: ensure horizontal scroll works --- */
  .card [style*="overflow: auto"],
  .card [style*="overflow:auto"] {
    max-width: 100%;
  }

  /* --- app shell pattern: stack vertically --- */
  .cy-app-shell {
    grid-template-columns: 1fr !important;
    height: auto !important;
  }
  .cy-app-shell aside {
    border-right: none !important;
    border-bottom: 1px solid var(--border);
  }
  .cy-app-shell-stats {
    grid-template-columns: 1fr !important;
  }

  /* --- settings form: stack fields --- */
  .cy-form-2col {
    grid-template-columns: 1fr !important;
  }
  .cy-form-3col {
    grid-template-columns: 1fr !important;
  }
}