/* ============================================================
   FISSURE — Design System
   Palette: Dark grey + Royal blue + Orange
   Concept: Security intelligence — sharp, technical, direct
   Fonts: Cabinet Grotesk (display) + Satoshi (body)
   ============================================================ */

/* --- TOKENS --- */
:root,
[data-theme='light'] {
  /* Surfaces — dark grey base */
  --color-bg: #1a1c1f;
  --color-surface: #22252a;
  --color-surface-2: #2a2e34;
  --color-surface-offset: #31363d;
  --color-surface-dynamic: #3a3f47;
  --color-divider: #3d4249;
  --color-border: rgba(255, 255, 255, 0.08);

  /* Text */
  --color-text: #eceef1;
  --color-text-muted: #8b919a;
  --color-text-faint: #4f555e;
  --color-text-inverse: #1a1c1f;

  /* Primary — Royal blue */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-highlight: rgba(37, 99, 235, 0.15);

  /* Accent — Orange */
  --color-accent: #f97316;
  --color-accent-hover: #ea6c0a;
  --color-accent-light: rgba(249, 115, 22, 0.12);

  /* Risk tiers */
  --color-risk-critical: #ef4444;
  --color-risk-high: #f97316;
  --color-risk-moderate: #eab308;
  --color-risk-low: #22c55e;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5), 0 4px 8px rgba(0, 0, 0, 0.3);

  /* Type */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 5vw, 5.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --content-default: 1100px;
  --content-narrow: 680px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 180ms var(--ease-out);
}

[data-theme='dark'] {
  --color-bg: #0f1113;
  --color-surface: #161a1f;
  --color-surface-2: #1e2228;
  --color-surface-offset: #252b32;
  --color-surface-dynamic: #2d333c;
  --color-divider: #303740;
  --color-border: rgba(255, 255, 255, 0.07);
  --color-text: #eceef1;
  --color-text-muted: #7a8290;
  --color-text-faint: #424850;
  --color-text-inverse: #0f1113;
  --color-primary: #3b82f6;
  --color-primary-hover: #60a5fa;
  --color-primary-highlight: rgba(59, 130, 246, 0.15);
  --color-accent: #fb923c;
  --color-accent-hover: #fdba74;
  --color-accent-light: rgba(251, 146, 60, 0.12);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.65);
  --color-risk-critical: #f87171;
  --color-risk-high: #fb923c;
  --color-risk-moderate: #fbbf24;
  --color-risk-low: #4ade80;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0f1113;
    --color-surface: #161a1f;
    --color-surface-2: #1e2228;
    --color-surface-offset: #252b32;
    --color-surface-dynamic: #2d333c;
    --color-divider: #303740;
    --color-border: rgba(255, 255, 255, 0.07);
    --color-text: #eceef1;
    --color-text-muted: #7a8290;
    --color-text-faint: #424850;
    --color-text-inverse: #0f1113;
    --color-primary: #3b82f6;
    --color-primary-hover: #60a5fa;
    --color-primary-highlight: rgba(59, 130, 246, 0.15);
    --color-accent: #fb923c;
    --color-accent-hover: #fdba74;
    --color-accent-light: rgba(251, 146, 60, 0.12);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
    --color-risk-critical: #e05a4d;
    --color-risk-high: #f08040;
    --color-risk-moderate: #e8a82a;
    --color-risk-low: #4aad7e;
  }
}

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

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.1; }
p, li { text-wrap: pretty; max-width: 72ch; }

button { cursor: pointer; background: none; border: none; }

a, button, [role='button'], input, textarea, select {
  transition: color var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition), opacity var(--transition);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

::selection { background: var(--color-accent-light); color: var(--color-text); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}

.logo-mark {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: auto;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
}
.nav-links a:hover { color: var(--color-text); }

.nav-cta {
  background: var(--color-primary) !important;
  color: var(--color-text-inverse) !important;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-xs) !important;
  font-weight: 600 !important;
  letter-spacing: 0.02em;
}
.nav-cta:hover {
  background: var(--color-primary-hover) !important;
  color: var(--color-text-inverse) !important;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

/* ============================================================
   LAYOUT HELPERS
   ============================================================ */
.section-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding-inline: var(--space-6);
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.section-sub {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-bottom: var(--space-10);
  line-height: 1.7;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding-block: clamp(var(--space-12), 6vw, var(--space-16));
  border-bottom: 1px solid var(--color-divider);
  overflow: hidden;
}

.hero-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding-inline: var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.hero-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}

.hero-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-5);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.0;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.headline-accent {
  font-style: italic;
  color: var(--color-accent);
}

.hero-sub {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 46ch;
  margin-bottom: var(--space-8);
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  border-left: 2px solid var(--color-divider);
  padding-left: var(--space-6);
}

.stat { display: flex; flex-direction: column; gap: var(--space-1); }
.stat-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  line-height: 1;
}
.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: 30ch;
}

.hero-cta { align-self: flex-start; }

/* Right col — visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Demo risk card */
.risk-gauge-demo {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 360px;
}

.gauge-ring {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto var(--space-6);
}

.gauge-svg { width: 100%; height: 100%; transform: rotate(-90deg); }

.gauge-arc {
  transition: stroke-dasharray 1.5s var(--ease-out);
}

.gauge-label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.gauge-score {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--color-risk-high);
  line-height: 1;
}

.gauge-tier {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.demo-vulns {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.demo-vuln {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.demo-vuln span:nth-child(2) { flex: 1; }

.vuln-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.demo-vuln.critical .vuln-dot { background: var(--color-risk-critical); }
.demo-vuln.high .vuln-dot { background: var(--color-risk-high); }
.demo-vuln.moderate .vuln-dot { background: var(--color-risk-moderate); }
.demo-vuln.low .vuln-dot { background: var(--color-risk-low); }

.vuln-sev {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
}

.demo-vuln.critical .vuln-sev { color: var(--color-risk-critical); background: rgba(192,57,43,0.1); }
.demo-vuln.high .vuln-sev { color: var(--color-risk-high); background: rgba(224,112,32,0.1); }
.demo-vuln.moderate .vuln-sev { color: var(--color-risk-moderate); background: rgba(197,134,10,0.1); }
.demo-vuln.low .vuln-sev { color: var(--color-risk-low); background: rgba(39,133,92,0.1); }

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.step {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.step-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--color-text-faint);
  -webkit-text-stroke: 1px var(--color-border);
}

[data-theme='dark'] .step-num {
  color: var(--color-text-faint);
  -webkit-text-stroke: 1px var(--color-divider);
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.step-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ============================================================
   CALLOUT STRIP
   ============================================================ */
.callout-strip {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  background: #1e3a6e;
  color: var(--color-text-inverse);
  border-bottom: 1px solid var(--color-divider);
}

.callout-strip .section-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.callout-quote {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.45;
  color: #ffffff;
  border: none;
  padding: 0;
}

.callout-quote::before {
  content: '\201C';
  font-size: 4rem;
  line-height: 0;
  display: block;
  margin-bottom: var(--space-4);
  color: rgba(255, 255, 255, 0.3);
  font-family: var(--font-display);
}

.callout-context p {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.75;
  max-width: 48ch;
}
.callout-context p + p { margin-top: var(--space-4); }

/* ============================================================
   ANALYZER SECTION
   ============================================================ */
.analyzer-section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-bottom: 1px solid var(--color-divider);
}

.analyzer-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

/* Form */
.analyzer-form-col { display: flex; flex-direction: column; gap: var(--space-5); }

.form-group { display: flex; flex-direction: column; gap: var(--space-2); }

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.7;
  resize: vertical;
  min-height: 220px;
  box-shadow: var(--shadow-sm);
}

.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

.form-group textarea::placeholder { color: var(--color-text-faint); }

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.char-count {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: right;
}

.form-disclaimer {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.6;
  max-width: none;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: #1e3a6e;
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-4) var(--space-8);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary:hover { background: var(--color-primary-hover); }

.submit-btn {
  width: 100%;
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.hero-cta {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-sm);
}

.spinner {
  width: 18px;
  height: 18px;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   RESULTS PANEL
   ============================================================ */
.results-col {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  min-height: 400px;
  display: flex;
  flex-direction: column;
}

/* Empty state */
.results-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  color: var(--color-text-faint);
  text-align: center;
  padding: var(--space-12) var(--space-6);
}
.results-empty p { font-size: var(--text-sm); max-width: 28ch; }
.results-empty svg { opacity: 0.35; }

/* Error state */
.results-error {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  color: var(--color-risk-critical);
  text-align: center;
  padding: var(--space-8);
}
.results-error p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* Score header */
.score-header {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--space-6);
}

.score-ring-wrap {
  position: relative;
  width: 100px;
  height: 100px;
  flex-shrink: 0;
}

.score-ring { width: 100%; height: 100%; transform: rotate(-90deg); }

.score-ring-label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.score-number {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-text);
}
.score-unit {
  font-size: 0.65rem;
  color: var(--color-text-faint);
  margin-top: 2px;
}

.score-meta { flex: 1; min-width: 0; }

.score-tier {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-2);
}

.score-tier.critical { color: var(--color-risk-critical); }
.score-tier.high { color: var(--color-risk-high); }
.score-tier.moderate { color: var(--color-risk-moderate); }
.score-tier.low { color: var(--color-risk-low); }

.score-summary {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 40ch;
}

/* Results section titles */
.results-section-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

/* Lifecycle grid */
.lifecycle-section, .vulnerabilities-section, .controls-section {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-divider);
}
.controls-section { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.lifecycle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.lifecycle-item {
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
}

.lifecycle-phase {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.lifecycle-text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* Vulnerability cards */
.vuln-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.vuln-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.vuln-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  cursor: pointer;
  background: var(--color-surface-2);
}

.vuln-header:hover { background: var(--color-surface-offset); }

.vuln-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px var(--space-2);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.sev-critical .vuln-badge { color: var(--color-risk-critical); background: rgba(192,57,43,0.1); }
.sev-high .vuln-badge { color: var(--color-risk-high); background: rgba(224,112,32,0.1); }
.sev-moderate .vuln-badge { color: var(--color-risk-moderate); background: rgba(197,134,10,0.1); }
.sev-low .vuln-badge { color: var(--color-risk-low); background: rgba(39,133,92,0.1); }

.vuln-title {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
  min-width: 0;
}

.vuln-id {
  font-size: 0.6rem;
  color: var(--color-text-faint);
  font-family: monospace;
  flex-shrink: 0;
}

.vuln-chevron {
  width: 14px;
  height: 14px;
  color: var(--color-text-faint);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.vuln-card.open .vuln-chevron { transform: rotate(180deg); }

.vuln-body {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border);
  display: none;
}
.vuln-card.open .vuln-body { display: block; }

.vuln-pattern {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.vuln-body p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-3);
  max-width: none;
}

.vuln-rec-label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.vuln-rec {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.7;
  padding: var(--space-3);
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-risk-low);
  max-width: none;
}

/* Controls */
.controls-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.controls-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: none;
}

.controls-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  margin-top: 0.45em;
}

/* ============================================================
   BUILT WITH
   ============================================================ */
.built-with {
  padding-block: var(--space-10);
  border-bottom: 1px solid var(--color-divider);
}

.built-with-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.stack-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding-block: var(--space-12);
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
}

.footer-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding-inline: var(--space-6);
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-8);
  align-items: start;
}

.footer-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  display: block;
  margin-bottom: var(--space-2);
}

.footer-brand p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: 36ch;
  line-height: 1.65;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-links a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer-links a:hover { color: var(--color-text); }

.footer-credit {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: none;
  align-self: end;
}

/* ============================================================
   SKELETON (loading state for results panel)
   ============================================================ */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton {
  background: linear-gradient(90deg,
    var(--color-surface-offset) 25%,
    var(--color-surface-dynamic) 50%,
    var(--color-surface-offset) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
.skel-bar { height: 1em; margin-bottom: var(--space-2); }
.skel-bar:last-child { width: 60%; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .risk-gauge-demo { max-width: 100%; }

  .steps { grid-template-columns: 1fr; }

  .callout-strip .section-inner { grid-template-columns: 1fr; gap: var(--space-8); }

  .analyzer-layout { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { flex-direction: row; flex-wrap: wrap; }
}

@media (max-width: 600px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .lifecycle-grid { grid-template-columns: 1fr; }
  .score-header { flex-direction: column; align-items: flex-start; }
}