/* ============================================================
   GORE PC CHECK — Design System
   Style: Cyberpunk UI (dark-only) · green=clean, red=threat
   Fonts: Space Grotesk (display) · DM Sans (body) · JetBrains Mono (HUD)
   ============================================================ */

:root {
  /* ---- Color tokens ---- */
  /* Palette matched to gore-software.com — red / black / bone-white */
  --bg:            #060606;
  --bg-elev:       #0d0d0c;
  --surface:       #121210;
  --surface-2:     #1a1917;
  --border:        rgba(244,241,234,.10);
  --border-strong: rgba(244,241,234,.22);

  --fg:            #f4f1ea;   /* warm bone-white */
  --fg-muted:      #a5a099;
  --fg-dim:        #6a6660;

  --clean:         #e11d2f;   /* brand red (accent / CTA / highlights) */
  --clean-soft:    #2a0d10;   /* dark red tint */
  --threat:        #e11d2f;   /* detected / fail */
  --threat-soft:   #2a0d10;
  --warn:          #ff6b78;   /* light red */
  --scan:          #ff6b78;   /* scanning / active */
  --ok:            #f4f1ea;   /* pass = bone-white (no green in this palette) */

  --accent:        var(--clean);
  --ring:          rgba(225,29,47,.5);

  /* ---- Type ---- */
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "DM Sans", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;

  /* ---- Space scale (density 6/standard) ---- */
  --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px;
  --sp-6: 24px; --sp-8: 32px; --sp-12: 48px; --sp-16: 64px;
  --sp-24: 96px; --sp-32: 128px;

  --maxw: 1200px;
  --radius: 14px;
  --radius-sm: 8px;

  --ease-expo: cubic-bezier(.16,1,.3,1);
}

/* ---- Reset-ish ---- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html.is-loading, html.is-loading body { overflow: hidden; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.04; letter-spacing: -.02em; margin: 0; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--clean); color: #ffffff; }

/* ---- Global textured background: grid + scanlines + vignette ---- */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: .12;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 20%, transparent 80%);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,.025) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
  opacity: .5;
}

/* ---- Layout helpers ---- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--sp-6); }
.section { position: relative; z-index: 2; padding-block: var(--sp-32); }
@media (max-width: 720px){ .section { padding-block: var(--sp-24); } }
.eyebrow {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .28em; text-transform: uppercase;
  color: var(--clean); display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--clean); box-shadow: 0 0 8px var(--clean); }
.lead { color: var(--fg-muted); font-size: clamp(1rem, .95rem + .4vw, 1.18rem); max-width: 46ch; }

/* ---- Buttons ---- */
.btn {
  --b: var(--clean);
  position: relative; display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: .06em; text-transform: uppercase;
  padding: 14px 22px; border-radius: 10px; cursor: pointer; border: 1px solid transparent;
  transition: transform .2s var(--ease-expo), box-shadow .25s, background .2s, color .2s;
  white-space: nowrap;
}
.btn:focus-visible { outline: 2px solid var(--ring); outline-offset: 3px; }
.btn-primary { background: var(--clean); color: #ffffff; box-shadow: 0 0 0 rgba(225,29,47,0); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px -6px var(--ring), 0 0 22px -4px var(--ring); }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--clean); color: var(--clean); transform: translateY(-2px); box-shadow: 0 0 22px -8px var(--ring); }
.btn-lg { padding: 17px 30px; font-size: 14px; }

/* ---- Nav ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-6);
  padding: 16px clamp(16px, 4vw, 40px);
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled { background: rgba(7,8,11,.72); backdrop-filter: blur(14px); border-bottom-color: var(--border); }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; letter-spacing: .04em; font-size: 18px; }
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--clean); box-shadow: 0 0 12px var(--clean); animation: pulse 2.4s var(--ease-expo) infinite; }
.brand b { color: var(--clean); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-family: var(--font-mono); font-size: 13px; letter-spacing: .04em; color: var(--fg-muted); transition: color .2s; position: relative; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--fg); }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0; background: var(--clean); box-shadow: 0 0 8px var(--clean); transition: width .25s var(--ease-expo); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-burger { display: none; background: none; border: 1px solid var(--border-strong); border-radius: 8px; width: 42px; height: 42px; color: var(--fg); cursor: pointer; }
@media (max-width: 860px){
  .nav-links { position: fixed; inset: 0 0 0 auto; width: min(320px, 82vw); flex-direction: column; align-items: flex-start; justify-content: center; gap: 26px; padding: 40px; background: var(--bg-elev); border-left: 1px solid var(--border); transform: translateX(100%); transition: transform .4s var(--ease-expo); }
  .nav.open .nav-links { transform: translateX(0); }
  .nav-links a { font-size: 18px; }
  .nav-cta .btn { display: none; }
  .nav-burger { display: inline-flex; align-items: center; justify-content: center; }
}

/* ---- Cards / bento ---- */
.card {
  position: relative; background: linear-gradient(180deg, var(--surface), var(--bg-elev));
  border: 1px solid var(--border); border-radius: var(--radius); padding: var(--sp-8);
  overflow: hidden; transition: border-color .3s, transform .3s var(--ease-expo);
}
.card::after { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; background: linear-gradient(120deg, transparent 40%, var(--ring) 50%, transparent 60%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .35s; }
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.card:hover::after { opacity: .7; }
.card .ic { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: var(--clean-soft); color: var(--clean); border: 1px solid rgba(225,29,47,.25); margin-bottom: var(--sp-6); }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--fg-muted); font-size: 15px; }

.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--sp-4); }
.bento .card { grid-column: span 2; }
.bento .card.wide { grid-column: span 4; }
.bento .card.tall { grid-row: span 2; }
@media (max-width: 900px){ .bento { grid-template-columns: repeat(2, 1fr); } .bento .card, .bento .card.wide { grid-column: span 1; } .bento .card.tall{ grid-row: auto; } }
@media (max-width: 560px){ .bento { grid-template-columns: 1fr; } }

/* ---- Terminal / tactical scanner readout ---- */
.term { background: #090807; border: 1px solid var(--border); border-radius: 4px; overflow: hidden; font-family: var(--font-mono); font-size: 13.5px; box-shadow: 0 30px 80px -30px #000; }
.term-bar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: #0f0d0c; border-bottom: 1px solid var(--border); }
/* mac traffic-lights removed for the red/black/white scanner look */
.term-bar .tdot { display: none; }
.term-bar .ttitle { color: var(--fg-muted); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.term-bar .ttitle::before { content: "▸ "; color: var(--clean); }       /* red prompt glyph */
.term-body { padding: 16px 18px; line-height: 1.85; color: #d8d3ca; }
.term-body .ln { display: block; white-space: pre-wrap; }
.term .muted { color: var(--fg-dim); }
.term .ok { color: var(--ok); } .term .bad { color: var(--threat); } .term .warn { color: var(--warn); } .term .scan { color: var(--scan); }
.cursor-blink::after { content:"▋"; color: var(--clean); animation: blink 1s steps(1) infinite; }

/* ---- Badges / chips ---- */
.chip { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; border: 1px solid var(--border-strong); color: var(--fg-muted); }
.chip.clean { color: var(--clean); border-color: rgba(225,29,47,.4); background: var(--clean-soft); }
.chip.threat { color: var(--threat); border-color: rgba(255,59,71,.4); background: var(--threat-soft); }

/* ---- Section heading block ---- */
.head { max-width: 640px; margin-bottom: var(--sp-12); }
.head h2 { font-size: clamp(2rem, 1.4rem + 3vw, 3.4rem); margin: 18px 0 16px; }

/* ---- Reveal animation base (JS toggles .in) ----
   Hidden state is gated on .js so content is never invisible without JS. */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease-expo), transform .7s var(--ease-expo); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"]{ transition-delay: .08s; }
[data-reveal][data-delay="2"]{ transition-delay: .16s; }
[data-reveal][data-delay="3"]{ transition-delay: .24s; }
[data-reveal][data-delay="4"]{ transition-delay: .32s; }

/* word-split reveal */
.split .word { display: inline-block; overflow: hidden; vertical-align: top; }
.js .split .word > span { display: inline-block; transform: translateY(105%); transition: transform .8s var(--ease-expo); }
.split.in .word > span { transform: none; }

/* ---- Footer ---- */
.footer { position: relative; z-index: 2; border-top: 1px solid var(--border); padding-block: var(--sp-16) var(--sp-8); margin-top: var(--sp-16); }
.footer .grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-8); }
.footer h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--fg-dim); margin-bottom: 16px; }
.footer a { display: block; color: var(--fg-muted); padding: 5px 0; font-size: 14px; transition: color .2s; }
.footer a:hover { color: var(--clean); }
.footer .fine { margin-top: var(--sp-12); padding-top: var(--sp-6); border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 16px; color: var(--fg-dim); font-size: 13px; font-family: var(--font-mono); flex-wrap: wrap; }
@media (max-width: 760px){ .footer .grid { grid-template-columns: 1fr 1fr; } }

/* ---- Keyframes ---- */
@keyframes pulse { 0%,100%{ transform: scale(1); opacity:1 } 50%{ transform: scale(1.5); opacity:.6 } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes floaty { 0%,100%{ transform: translateY(0) } 50%{ transform: translateY(-10px) } }
@keyframes scanline-move { 0%{ transform: translateY(-100%) } 100%{ transform: translateY(400%) } }

/* glitch text — white letters that glitch red; the whole character shakes */
.glitch { position: relative; color: #fff; -webkit-text-fill-color: #fff; background: none; animation: gl-flick 2.6s steps(1) infinite; }
.glitch::before, .glitch::after { content: attr(data-text); position: absolute; inset: 0; pointer-events: none; opacity: 0; color: var(--threat); -webkit-text-fill-color: var(--threat); }
.glitch::before { animation: gl-r 2.6s steps(1) infinite; }
.glitch::after  { animation: gl-c 2.6s steps(1) infinite; mix-blend-mode: screen; }
@keyframes gl-flick { 0%,5%,9%,40%,44%,73%,77%,100%{ opacity:1 } 6%{ opacity:.82 } 8%{ opacity:.94 } 42%{ opacity:.85 } 75%{ opacity:.9 } }
/* whole-character red ghost, offset one way */
@keyframes gl-r {
  0%,100%{ opacity:0; transform:translate(0,0) }
  6%{  opacity:.9; transform:translate(-4px,-2px) }
  9%{  opacity:.9; transform:translate(4px,2px) }
  12%{ opacity:0 }
  41%{ opacity:.85; transform:translate(3px,-2px) }
  45%{ opacity:0 }
  74%{ opacity:.9; transform:translate(-3px,2px) }
  78%{ opacity:0 }
}
/* whole-character red ghost, offset the other way (deeper red flash) */
@keyframes gl-c {
  0%,100%{ opacity:0; transform:translate(0,0) }
  7%{  opacity:.85; transform:translate(5px,2px) }
  10%{ opacity:.85; transform:translate(-5px,-2px) }
  13%{ opacity:0 }
  42%{ opacity:.8; transform:translate(-4px,2px) }
  46%{ opacity:0 }
  75%{ opacity:.85; transform:translate(4px,-2px) }
  79%{ opacity:0 }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal]{ opacity:1 !important; transform:none !important; }
  .split .word > span { transform: none !important; }
  .glitch::before, .glitch::after { display:none; }
}