/* ============================================================
   Graham Miranda — Premium IT Company Base Stylesheet
   Liquid Glass × German Rigor — trillion-dollar tier
   No transform on scrollable. No backdrop-filter on sticky nav.
   ============================================================ */

:root {
  --bg:           #0a0e1a;
  --bg-2:         #111827;
  --bg-3:         #1a2236;
  --surface:      rgba(255, 255, 255, 0.03);
  --surface-2:    rgba(255, 255, 255, 0.06);
  --border:       rgba(255, 255, 255, 0.08);
  --border-strong:rgba(255, 255, 255, 0.18);
  --text:         #e6ecff;
  --text-soft:    #a8b3cf;
  --muted:        #6b7280;
  --accent:       #3b82f6;
  --accent-2:     #1e40af;
  --accent-3:     #93c5fd;
  --accent-soft:  rgba(59, 130, 246, 0.12);
  --accent-glow:  rgba(59, 130, 246, 0.35);

  --font-body:    'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'DM Serif Display', 'DM Sans', serif;

  --radius:       14px;
  --radius-lg:    22px;
  --radius-xl:    32px;

  --container:    1200px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ============================================================
   Background depth — applied directly on body (per skill: never ::before)
   ============================================================ */
body {
  background-image:
    radial-gradient(ellipse 90% 60% at 15% -10%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%),
    radial-gradient(ellipse 70% 50% at 85% 5%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 70%),
    radial-gradient(circle at 50% 65%, color-mix(in srgb, var(--bg-3) 50%, transparent), var(--bg));
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  min-height: 100vh;
}

/* ============================================================
   Typography
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0 0 0.5em;
  font-weight: 400;
}
h1 { font-size: clamp(2.8rem, 7vw, 5.4rem); font-weight: 400; }
h2 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); letter-spacing: -0.01em; line-height: 1.25; }
p  { margin: 0 0 1.2em; color: var(--text-soft); }
strong { color: var(--text); font-weight: 600; }
a { color: var(--accent-3); text-decoration: none; transition: color .25s ease, border-color .25s ease; }
a:hover { color: var(--text); }
hr { border: 0; border-top: 1px solid var(--border); margin: 64px 0; }

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

/* ============================================================
   Container
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   Topbar — sticky, opaque (no backdrop-filter per skill)
   ============================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.topbar .brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--accent-3);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.topbar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  font-size: 0.92rem;
}
.topbar nav a {
  color: var(--text-soft);
  text-decoration: none;
  white-space: nowrap;
}
.topbar nav a:hover { color: var(--text); }
.topbar .languages {
  display: flex;
  gap: 8px;
  margin-left: 8px;
  padding-left: 24px;
  border-left: 1px solid var(--border);
}
.topbar .languages a {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-soft);
  background: var(--surface);
  border: 1px solid var(--border);
}
.topbar .languages a:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

/* ============================================================
   Hero — full-bleed dark cinematic with image
   ============================================================ */
.hero {
  position: relative;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  padding: 0;
}
.hero-with-image {
  min-height: clamp(640px, 88vh, 880px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -2;
  /* NO transform — pure position absolute, no GPU compositing risk */
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 60% at 50% 50%, color-mix(in srgb, var(--bg) 25%, transparent), color-mix(in srgb, var(--bg) 88%, transparent)),
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 50%, transparent) 0%, color-mix(in srgb, var(--bg) 92%, transparent) 100%);
}
.hero .container {
  position: relative;
  z-index: 1;
  padding: 120px 24px;
}
.hero h1 {
  max-width: 18ch;
  margin: 0 auto 28px;
  font-size: clamp(2.8rem, 6.5vw, 5.2rem);
  text-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
.hero .kicker { margin-bottom: 28px; }
.hero .lede {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  max-width: 640px;
  margin: 0 auto 40px;
  color: var(--text-soft);
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
.hero .actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.reading-meta {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--text-soft) 70%, transparent);
  text-transform: uppercase;
}
.reading-meta span { white-space: nowrap; }

/* ============================================================
   Kicker / lede
   ============================================================ */
.kicker {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent-3);
  font-weight: 500;
  margin: 0 0 18px;
}
.section .lede {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
  font-size: 1.15rem;
  color: var(--text-soft);
}

/* ============================================================
   Sections — generous spacing, centered intro
   ============================================================ */
.section {
  padding: 120px 0;
  border-top: 1px solid var(--border);
}
.section .container > h2 {
  text-align: center;
  margin-bottom: 16px;
}
.section .container > p.lede {
  text-align: center;
}

/* ============================================================
   CTA buttons — pill style, glow on hover (no transform)
   ============================================================ */
.cta {
  display: inline-block;
  background: var(--accent);
  color: #ffffff !important;
  padding: 16px 32px;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid color-mix(in srgb, var(--accent) 70%, white 30%) !important;
  box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 30%, transparent);
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.cta:hover {
  background: color-mix(in srgb, var(--accent) 90%, white 10%);
  color: #ffffff !important;
  box-shadow: 0 14px 44px color-mix(in srgb, var(--accent) 45%, transparent);
  border-color: color-mix(in srgb, var(--accent) 50%, white 50%) !important;
}
.ghost {
  display: inline-block;
  background: var(--surface);
  color: var(--text) !important;
  padding: 16px 32px;
  border-radius: 999px;
  border: 1px solid var(--border-strong) !important;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: background .3s ease, border-color .3s ease;
}
.ghost:hover {
  background: var(--surface-2);
  color: var(--text) !important;
  border-color: var(--accent-3) !important;
}

/* ============================================================
   Cards — glass surface, premium imagery
   ============================================================ */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 24px;
}
@media (min-width: 1100px) {
  .grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color .3s ease, background .3s ease, box-shadow .3s ease;
}
.card:hover {
  border-color: color-mix(in srgb, var(--accent-3) 50%, transparent);
  background: var(--surface-2);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.card-with-image {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  background-size: cover;
  background-position: center;
  background-color: var(--bg-2);
  border-bottom: 1px solid var(--border);
  /* NO transform on hover — use filter only */
  transition: filter .35s ease;
}
.card-with-image:hover .card-img {
  filter: brightness(1.08) saturate(1.08);
}
.card-body {
  padding: 28px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.card h3 {
  margin: 0 0 8px;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 400;
}
.card p {
  color: var(--text-soft);
  margin: 0 0 16px;
  line-height: 1.6;
}
.card-cta {
  display: inline-block;
  margin-top: auto;
  padding-top: 12px;
  font-size: 0.92rem;
  color: var(--accent-3);
  border-bottom: 1px solid color-mix(in srgb, var(--accent-3) 35%, transparent);
  align-self: flex-start;
  transition: color .25s ease, border-color .25s ease;
}
.card-cta:hover {
  color: var(--text);
  border-bottom-color: var(--accent-3);
}

/* ============================================================
   FAQ accordion — styled with chevron, no transform
   ============================================================ */
.faq {
  max-width: 820px;
  margin: 0 auto;
}
.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  padding: 0;
  transition: border-color .25s ease, background .25s ease;
}
.faq details[open] {
  border-color: color-mix(in srgb, var(--accent-3) 35%, transparent);
  background: var(--surface-2);
}
.faq summary {
  cursor: pointer;
  padding: 22px 28px;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  list-style: none;
  position: relative;
  padding-right: 64px;
  transition: color .25s ease;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '';
  position: absolute;
  right: 28px;
  top: 50%;
  margin-top: -3px;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--accent-3);
  border-bottom: 2px solid var(--accent-3);
  transform: rotate(45deg);
  /* This rotate is on a tiny non-scrolling chevron — safe per skill
     (skill forbids transform on cards/buttons inside scroll; chevron in
     <details> is fine) */
  transition: border-color .25s ease;
}
.faq details[open] summary::after {
  margin-top: -8px;
  transform: rotate(225deg);
}
.faq summary:hover { color: var(--accent-3); }
.faq summary:hover::after { border-color: var(--text); }
.faq details > *:not(summary) {
  padding: 0 28px 24px;
  color: var(--text-soft);
  line-height: 1.7;
}
.faq details > p { margin: 0 0 12px; }

/* ============================================================
   Footer
   ============================================================ */
footer.site {
  background: #050505;
  border-top: 1px solid var(--border);
  padding: 64px 0 40px;
  margin-top: 80px;
}
footer.site .container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 720px) {
  footer.site .container { grid-template-columns: 1fr; gap: 24px; }
}
footer.site .author-hub {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
footer.site .author-hub strong { color: var(--text); font-size: 1.05rem; }
footer.site .author-hub span { color: var(--text-soft); font-size: 0.9rem; }
footer.site nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}
footer.site nav a {
  color: var(--text-soft);
  font-size: 0.88rem;
}
footer.site nav a:hover { color: var(--text); }
footer.site .meta {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  margin-top: 32px;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}

/* ============================================================
   Cookie consent banner — no cookies, no JS required to display
   ============================================================ */
.consent-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 720px;
  margin: 0 auto;
  background: color-mix(in srgb, var(--bg-2) 96%, transparent);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 200;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}
.consent-banner p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-soft);
}
.consent-banner button {
  background: var(--accent);
  color: #ffffff;
  border: none;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 500;
  cursor: pointer;
  font-size: 0.9rem;
}
.consent-banner.hidden { display: none; }

.no-js-banner {
  display: none;
  background: var(--accent-soft);
  border: 1px solid var(--accent-3);
  border-radius: var(--radius);
  padding: 12px 24px;
  margin: 16px 24px;
  font-size: 0.85rem;
  color: var(--text);
  text-align: center;
}
html.no-js .no-js-banner { display: block; }
html.no-js .consent-banner { display: none; }

/* ============================================================
   Forms (contact, search)
   ============================================================ */
input[type="text"], input[type="email"], textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
}
input:focus, textarea:focus {
  outline: none;
  border-color: var(--accent-3);
  background: var(--surface-2);
}

/* ============================================================
   Responsive — collapse grid, shrink spacing on mobile
   ============================================================ */
@media (max-width: 720px) {
  body { font-size: 16px; }
  .topbar .container { flex-direction: column; gap: 12px; align-items: flex-start; }
  .topbar nav { gap: 12px 16px; font-size: 0.85rem; }
  .topbar .languages { padding-left: 0; border-left: none; margin-left: 0; }
  .hero .container { padding: 80px 24px; }
  .hero-with-image { min-height: 560px; }
  .section { padding: 80px 0; }
  .card { padding: 24px; }
  .card-body { padding: 24px; }
  .grid { grid-template-columns: 1fr; gap: 20px; }
}