/* =========================================================================
   SECURITY CONSOLE — design system
   Aesthetic: terminal editorial over deep OLED ink.
   Type: JetBrains Mono (display/code) + IBM Plex Sans (body).
   Color: one dominant scanner-mint accent + a pass/warn/fail semantic trio
          borrowed from WebShield's own grading vocabulary.
   ========================================================================= */

:root {
  /* ---- ink scale (backgrounds, deepest -> raised) ---- */
  --ink-900: #06080d;
  --ink-850: #080b11;
  --ink-800: #0a0e15;   /* page background */
  --ink-700: #0e131c;   /* primary surface */
  --ink-600: #131a25;   /* raised surface / cards */
  --ink-500: #1b2433;   /* hover surface */

  /* ---- hairlines & borders ---- */
  --line:        rgba(230, 237, 243, 0.08);
  --line-strong: rgba(230, 237, 243, 0.16);
  --line-accent: rgba(94, 234, 212, 0.28);

  /* ---- text ---- */
  --text:       #e6edf3;
  --text-dim:   #9aa8b9;
  --text-faint: #5d6b7c;

  /* ---- dominant accent: scanner mint/teal ---- */
  --accent:        #5eead4;
  --accent-deep:   #2dd4bf;
  --accent-glow:   rgba(94, 234, 212, 0.35);
  --accent-faint:  rgba(94, 234, 212, 0.08);

  /* ---- semantic grading trio (pass / warn / fail) ---- */
  --secure:      #34d399;
  --secure-soft: rgba(52, 211, 153, 0.14);
  --warn:        #fbbf24;
  --warn-soft:   rgba(251, 191, 36, 0.14);
  --danger:      #f87171;
  --danger-soft: rgba(248, 113, 113, 0.14);
  --info:        #60a5fa;
  --info-soft:   rgba(96, 165, 250, 0.14);

  /* ---- type ---- */
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Code", Menlo, monospace;
  --font-sans: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;

  /* ---- fluid type scale ---- */
  --fs-mono-label: 0.72rem;
  --fs-body:  1rem;
  --fs-lead:  clamp(1.05rem, 0.9rem + 0.6vw, 1.3rem);
  --fs-h3:    clamp(1.25rem, 1.05rem + 0.9vw, 1.7rem);
  --fs-h2:    clamp(1.8rem, 1.3rem + 2.2vw, 3rem);
  --fs-hero:  clamp(2.6rem, 1.4rem + 5.2vw, 6rem);

  /* ---- spacing rhythm (8px base) ---- */
  --sp-1: 0.5rem;
  --sp-2: 1rem;
  --sp-3: 1.5rem;
  --sp-4: 2rem;
  --sp-6: 3rem;
  --sp-8: 4rem;
  --sp-12: 6rem;
  --sp-16: 8rem;

  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1180px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  /* z-index scale */
  --z-nav: 50;
  --z-overlay: 40;
}

/* ---- reset ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--text);
  background-color: var(--ink-800);
  background-image:
    radial-gradient(900px 480px at 12% -8%, rgba(94, 234, 212, 0.10), transparent 60%),
    radial-gradient(720px 420px at 100% 0%, rgba(96, 165, 250, 0.07), transparent 55%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* faint scanline grain over the whole page (security-console texture) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.4;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 2px,
    rgba(0, 0, 0, 0.16) 3px,
    transparent 4px
  );
  mix-blend-mode: overlay;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--accent-glow); color: #04130f; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---- layout primitives ---- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1.1rem, 4vw, 2.5rem); }
.section { position: relative; z-index: 2; padding-block: clamp(3.5rem, 8vw, 7rem); }

/* ---- mono eyebrow / kicker ---- */
.kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-mono-label);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.kicker::before {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: var(--accent);
  opacity: 0.7;
}

/* ---- scanline divider (a horizontal rule that reads like a scan sweep) ---- */
.scanline {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, var(--line-accent) 18%, var(--line-strong) 50%, var(--line-accent) 82%, transparent);
}

/* ---- severity / verdict chips (pass | warn | fail vocabulary) ---- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3em 0.6em;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}
.chip::before { content: ""; width: 0.5em; height: 0.5em; border-radius: 50%; background: currentColor; }
.chip--pass   { color: var(--secure); background: var(--secure-soft); border-color: rgba(52,211,153,0.3); }
.chip--warn   { color: var(--warn);   background: var(--warn-soft);   border-color: rgba(251,191,36,0.3); }
.chip--fail   { color: var(--danger); background: var(--danger-soft); border-color: rgba(248,113,113,0.3); }
.chip--info   { color: var(--info);   background: var(--info-soft);   border-color: rgba(96,165,250,0.3); }
.chip--accent { color: var(--accent); background: var(--accent-faint); border-color: var(--line-accent); }

/* ---- terminal window chrome ---- */
.terminal {
  background: linear-gradient(180deg, var(--ink-700), var(--ink-800));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 28px 80px -40px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255,255,255,0.03);
}
.terminal__bar {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(0,0,0,0.25);
}
.terminal__dot { width: 11px; height: 11px; border-radius: 50%; opacity: 0.85; }
.terminal__dot--r { background: #ff5f57; }
.terminal__dot--y { background: #febc2e; }
.terminal__dot--g { background: #28c840; }
.terminal__title {
  margin-left: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  letter-spacing: 0.04em;
}
.terminal__body {
  padding: clamp(1rem, 2.4vw, 1.6rem);
  font-family: var(--font-mono);
  font-size: clamp(0.78rem, 0.7rem + 0.3vw, 0.92rem);
  line-height: 1.85;
  color: var(--text-dim);
  overflow-x: auto;
}
.t-prompt { color: var(--accent); }
.t-flag   { color: var(--info); }
.t-pass   { color: var(--secure); }
.t-warn   { color: var(--warn); }
.t-fail   { color: var(--danger); }
.t-dim    { color: var(--text-faint); }
.t-key    { color: var(--accent); }

/* blinking cursor */
.cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.05em;
  vertical-align: text-bottom;
  background: var(--accent);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: 0; } }

/* ---- buttons ---- */
.btn {
  --btn-fg: #04130f;
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.78em 1.3em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.btn--primary { background: var(--accent); color: var(--btn-fg); box-shadow: 0 0 0 1px var(--accent-deep), 0 14px 40px -18px var(--accent-glow); }
.btn--primary:hover { background: var(--accent-deep); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---- generic card ---- */
.card {
  background: linear-gradient(180deg, var(--ink-600), var(--ink-700));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.card:hover { border-color: var(--line-accent); transform: translateY(-3px); box-shadow: 0 24px 60px -36px rgba(0,0,0,0.8); }

/* ---- reveal-on-scroll (no-JS safe: only hides when <html class="js">) ---- */
.reveal { transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; } }

/* ---- utility ---- */
.mono { font-family: var(--font-mono); }
.dim  { color: var(--text-dim); }
.faint { color: var(--text-faint); }
.accent { color: var(--accent); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}