/* =================================================================
   YOUR FIRM — shared stylesheet
   Dark / navy "instrument panel" theme for an SMB security advisor.
   Palette, type, and the reticle corner-bracket signature live here.
   ================================================================= */

:root {
  /* ---- Color ---- */
  --ink:        #0A0E13;   /* base background, near-black with blue undertone */
  --ink-2:      #11161F;   /* raised panels and cards */
  --ink-3:      #161D27;   /* hover / nested surfaces */
  --line:       #222C38;   /* hairline steel borders */
  --line-soft:  #1A222C;   /* fainter dividers */
  --mist:       #7C8A9C;   /* muted blue-grey secondary text */
  --mist-dim:   #5A6675;   /* tertiary text, captions */
  --paper:      #E9EEF3;   /* primary light text */
  --amber:      #F0B34A;   /* THE signature accent — used with restraint */
  --amber-soft: rgba(240, 179, 74, 0.14);
  --amber-line: rgba(240, 179, 74, 0.45);

  /* ---- Type ---- */
  --display: "Chakra Petch", ui-sans-serif, system-ui, sans-serif;
  --body:    "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* ---- Spacing / layout ---- */
  --maxw: 1120px;
  --gut: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);
  --radius: 2px;        /* sharp, minimal rounding */
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background-color: var(--ink);
  /* faint blueprint grid */
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px;
  background-position: -1px -1px;
  color: var(--paper);
  line-height: 1.6;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

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

/* ---- Layout helpers ---- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gut);
}
.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }

/* A thin steel rule used between bands */
.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* =================================================================
   Typography
   ================================================================= */
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.05; letter-spacing: -0.01em; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: var(--amber);
  opacity: 0.7;
}

.display-xl { font-size: clamp(2.6rem, 6vw, 4.6rem); }
.h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
.h3 { font-size: 1.3rem; letter-spacing: 0; }

.lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--mist); max-width: 56ch; }
.muted { color: var(--mist); }
.amber { color: var(--amber); }

/* Monospace data line used as a recurring "readout" motif */
.readout {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist-dim);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
}
.readout span { white-space: nowrap; }
.readout .dot { color: var(--amber); }

/* =================================================================
   Buttons
   ================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 1.4rem;
  border: 1px solid var(--amber);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease, transform 140ms ease;
}
.btn--primary { background: var(--amber); color: #0B0B0B; font-weight: 600; }
.btn--primary:hover { background: #ffc662; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--paper); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--amber-line); color: var(--amber); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.9rem; }

/* =================================================================
   Header / nav
   ================================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 19, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 68px;
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand__mark { width: 26px; height: 26px; flex: none; }
.brand__name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.brand__name .amber { color: var(--amber); }

.nav__links { display: flex; align-items: center; gap: 2rem; list-style: none; }
.nav__links a {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist);
  padding-block: 0.4rem;
  position: relative;
  transition: color 140ms ease;
}
.nav__links a:hover { color: var(--paper); }
.nav__links a[aria-current="page"] { color: var(--paper); }
.nav__links a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--amber);
}
.nav__cta { display: flex; align-items: center; gap: 1rem; }

.nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  width: 42px; height: 38px;
  cursor: pointer;
  color: var(--paper);
}
.nav__toggle span,
.nav__toggle span::before,
.nav__toggle span::after {
  content: ""; display: block; width: 18px; height: 2px;
  background: currentColor; margin-inline: auto; position: relative;
  transition: transform 160ms ease, opacity 160ms ease;
}
.nav__toggle span::before { position: absolute; top: -6px; }
.nav__toggle span::after { position: absolute; top: 6px; }

/* =================================================================
   Reticle — the signature corner-bracket frame
   ================================================================= */
.reticle { position: relative; }
.reticle__c {
  position: absolute;
  width: 18px; height: 18px;
  border: 2px solid var(--amber);
  opacity: 0;
  animation: reticle-in 600ms ease forwards;
}
.reticle__c--tl { top: -10px; left: -10px; border-right: 0; border-bottom: 0; animation-delay: 120ms; }
.reticle__c--tr { top: -10px; right: -10px; border-left: 0; border-bottom: 0; animation-delay: 220ms; }
.reticle__c--bl { bottom: -10px; left: -10px; border-right: 0; border-top: 0; animation-delay: 320ms; }
.reticle__c--br { bottom: -10px; right: -10px; border-left: 0; border-top: 0; animation-delay: 420ms; }

@keyframes reticle-in {
  from { opacity: 0; transform: scale(0.6); }
  to   { opacity: 1; transform: scale(1); }
}

/* =================================================================
   Hero
   ================================================================= */
.hero { position: relative; overflow: hidden; }
.hero__inner { padding-block: clamp(5rem, 12vw, 9rem); position: relative; z-index: 1; }
.hero__frame { display: inline-block; }
.hero h1 { margin-top: 1.4rem; max-width: 17ch; }
.hero .lede { margin-top: 1.5rem; }
.hero .btn-row { margin-top: 2.2rem; }
.hero .readout { margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }

/* Page-load reveal (used on hero + section intros) */
.reveal { opacity: 0; transform: translateY(14px); animation: reveal-up 620ms ease forwards; }
.reveal.d1 { animation-delay: 80ms; }
.reveal.d2 { animation-delay: 200ms; }
.reveal.d3 { animation-delay: 320ms; }
.reveal.d4 { animation-delay: 440ms; }
@keyframes reveal-up { to { opacity: 1; transform: none; } }

/* =================================================================
   Section intro block
   ================================================================= */
.intro { max-width: 64ch; }
.intro .eyebrow { margin-bottom: 1rem; }
.intro h2 { margin-bottom: 1rem; }

/* =================================================================
   Service cards
   ================================================================= */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);          /* gap shows as hairlines */
  border: 1px solid var(--line);
  margin-top: 3rem;
}
.card {
  position: relative;
  background: var(--ink-2);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  transition: background-color 160ms ease;
  overflow: hidden;
}
.card:hover { background: var(--ink-3); }
/* corner brackets appear on hover (tl via ::before, br via ::after) */
.card::before, .card::after {
  content: ""; position: absolute; width: 16px; height: 16px;
  border: 2px solid var(--amber);
  opacity: 0; transition: opacity 160ms ease;
}
.card::before { top: 14px; left: 14px; border-right: 0; border-bottom: 0; }
.card::after { bottom: 14px; right: 14px; border-left: 0; border-top: 0; }
.card:hover::before, .card:hover::after,
.card:focus-within::before, .card:focus-within::after { opacity: 1; }

.card__index {
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.1em;
  color: var(--amber); display: block; margin-bottom: 1.2rem;
}
.card h3 { margin-bottom: 0.7rem; }
.card p { color: var(--mist); font-size: 0.98rem; }
.card__tags {
  margin-top: 1.3rem; display: flex; flex-wrap: wrap; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--mist-dim);
}
.card__tags span { border: 1px solid var(--line); padding: 0.25rem 0.55rem; border-radius: var(--radius); }

/* Detailed service blocks (services page) */
.svc {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: clamp(2.5rem, 5vw, 3.6rem);
  border-top: 1px solid var(--line);
  align-items: start;
}
.svc__head .card__index { margin-bottom: 0.8rem; }
.svc__head h3 { font-size: 1.6rem; }
.svc__body p { color: var(--mist); }
.svc__list { list-style: none; margin-top: 1.2rem; display: grid; gap: 0.7rem; }
.svc__list li { position: relative; padding-left: 1.5rem; color: var(--mist); }
.svc__list li::before {
  content: ""; position: absolute; left: 0; top: 0.62em;
  width: 8px; height: 8px; border: 1.5px solid var(--amber); transform: rotate(45deg);
}

/* =================================================================
   Approach / stat band
   ================================================================= */
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 3rem; }
.cols-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 3rem; }
.cell { background: var(--ink-2); padding: clamp(1.6rem, 3vw, 2.2rem); }
.cell .card__index { color: var(--mist-dim); }
.cell h3 { font-size: 1.15rem; margin-bottom: 0.6rem; }
.cell p { color: var(--mist); font-size: 0.96rem; }

/* =================================================================
   CTA band
   ================================================================= */
.cta-band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--ink-2); position: relative; }
.cta-band .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.6rem; }
.cta-band h2 { max-width: 18ch; }

/* =================================================================
   About page bits
   ================================================================= */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.creds { list-style: none; display: grid; gap: 0.9rem; margin-top: 1.5rem; }
.creds li {
  font-family: var(--mono); font-size: 0.85rem; letter-spacing: 0.04em;
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.8rem 1rem; color: var(--paper); background: var(--ink-2);
  display: flex; gap: 0.7rem; align-items: center;
}
.creds li::before { content: "▸"; color: var(--amber); }
.prose p + p { margin-top: 1rem; }
.prose p { color: var(--mist); }

/* =================================================================
   Contact page
   ================================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.contact-list { list-style: none; display: grid; gap: 1.4rem; margin-top: 1.8rem; }
.contact-list dt { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--mist-dim); margin-bottom: 0.3rem; }
.contact-list dd { font-size: 1.05rem; }
.contact-list a:hover { color: var(--amber); }

.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.45rem; }
.field label { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--mist); }
.field input, .field select, .field textarea {
  font-family: var(--body); font-size: 1rem; color: var(--paper);
  background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.8rem 0.9rem; width: 100%;
  transition: border-color 140ms ease;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--amber-line); box-shadow: 0 0 0 3px var(--amber-soft);
}
.field input::placeholder, .field textarea::placeholder { color: var(--mist-dim); }
.form__note { font-size: 0.85rem; color: var(--mist-dim); }

/* Status banner after form submit */
.form-alert {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  line-height: 1.5;
  padding: 0.95rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  margin-bottom: 1.5rem;
}
.form-alert--ok  { border-color: var(--amber-line); background: var(--amber-soft); color: var(--paper); }
.form-alert--err { border-color: #c0563f; background: rgba(192, 86, 63, 0.12); color: #f3c2b6; }

/* =================================================================
   Footer
   ================================================================= */
.site-footer { border-top: 1px solid var(--line); background: var(--ink-2); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; padding-block: clamp(3rem, 6vw, 4.5rem); }
.footer-grid h4 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--mist-dim); margin-bottom: 1.1rem; font-weight: 500; }
.footer-grid ul { list-style: none; display: grid; gap: 0.6rem; }
.footer-grid a { color: var(--mist); font-size: 0.95rem; }
.footer-grid a:hover { color: var(--paper); }
.footer-grid p { color: var(--mist); font-size: 0.95rem; max-width: 34ch; }
.footer-bar { border-top: 1px solid var(--line); }
.footer-bar .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.8rem; padding-block: 1.2rem; }
.footer-bar .readout { font-size: 0.72rem; }

/* =================================================================
   Responsive
   ================================================================= */
@media (max-width: 860px) {
  .nav__toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav__links {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--ink); border-bottom: 1px solid var(--line);
    padding: var(--gut); display: none;
  }
  .nav__links.open { display: flex; }
  .nav__links a { width: 100%; padding-block: 0.9rem; border-bottom: 1px solid var(--line-soft); }
  .nav__links a[aria-current="page"]::after { display: none; }
  .nav__cta .btn { display: none; }

  .grid-cards { grid-template-columns: 1fr; }
  .cols-3 { grid-template-columns: 1fr; }
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .svc { grid-template-columns: 1fr; gap: 1rem; }
  .split, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2.4rem; }
}

@media (max-width: 560px) {
  .cols-4 { grid-template-columns: 1fr; }
}

/* =================================================================
   Accessibility — motion + focus
   ================================================================= */
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .reticle__c { opacity: 1; }
  html { scroll-behavior: auto; }
}