/* Xanthus Security. Palette kept from the original site: black, gold (#DAB034 / #FDD882 / #CE9444), teal (#238C8C / #53E8B9). */

@font-face { font-family: "Space Grotesk"; src: url("../fonts/space-grotesk.woff2") format("woff2"); font-weight: 300 700; font-display: swap; }
@font-face { font-family: "Inter"; src: url("../fonts/inter.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../fonts/jetbrains-mono.woff2") format("woff2"); font-weight: 400; font-display: swap; }

:root {
  --bg: #0a0b0d;
  --bg-2: #0f1114;
  --surface: #14171b;
  --surface-2: #1a1e23;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --text: #f4f4f2;
  --muted: #a3a7ad;
  --dim: #6f747b;
  --gold: #dab034;
  --gold-light: #fdd882;
  --gold-deep: #ce9444;
  --teal: #238c8c;
  --teal-light: #53e8b9;
  --danger: #ff6b6b;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, .7);
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 32px);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 17px/1.65 var(--font-body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
svg { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.1; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.5rem, 6vw, 4.6rem); letter-spacing: -.035em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: 1.3rem; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
::selection { background: var(--gold); color: #000; }
:focus-visible { outline: 2px solid var(--gold-light); outline-offset: 3px; border-radius: 6px; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--gold); color: #000; padding: 10px 16px; border-radius: 8px; font-weight: 600; text-decoration: none; }
.skip-link:focus { top: 12px; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.container--narrow { max-width: 820px; }
.gold { background: linear-gradient(100deg, var(--gold-light), var(--gold) 45%, var(--gold-deep)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 500 .8rem/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--gold); margin-bottom: 18px; }
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 62ch; }
.muted { color: var(--muted); }
.tag { display: inline-block; font: 500 .72rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--teal-light); background: rgba(83, 232, 185, .08); border: 1px solid rgba(83, 232, 185, .2); padding: 6px 10px; border-radius: 999px; }

/* Buttons */
.btn { --h: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: var(--h); padding: 0 22px; border-radius: 999px; font: 600 .95rem/1 var(--font-body); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .2s, background .2s, border-color .2s, box-shadow .2s, color .2s; white-space: nowrap; }
.btn svg { transition: transform .2s; }
.btn:hover svg { transform: translateX(3px); }
.btn--primary { background: linear-gradient(180deg, var(--gold-light), var(--gold) 60%); color: #120e02; box-shadow: 0 10px 30px -10px rgba(218, 176, 52, .55), inset 0 1px 0 rgba(255, 255, 255, .4); }
.btn--primary:hover { transform: translateY(-1px); box-shadow: 0 16px 40px -12px rgba(218, 176, 52, .7), inset 0 1px 0 rgba(255, 255, 255, .4); }
.btn--ghost { border-color: var(--line-2); color: var(--text); background: rgba(255, 255, 255, .02); }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold-light); }
.btn--sm { --h: 40px; padding: 0 18px; font-size: .9rem; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; color: var(--gold-light); font-weight: 600; text-decoration: none; }
.link-arrow svg { transition: transform .2s; }
.link-arrow:hover svg { transform: translateX(4px); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; transition: background .3s, border-color .3s, backdrop-filter .3s; border-bottom: 1px solid transparent; }
.site-header.is-scrolled, .site-header.is-open { background: rgba(10, 11, 13, .78); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); border-color: var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand__mark { width: 34px; height: auto; filter: drop-shadow(0 4px 14px rgba(218, 176, 52, .35)); }
.brand__word { height: 18px; width: auto; }
@media (max-width: 360px) { .brand__word { height: 15px; } }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 6px; }
.site-nav__link { display: inline-flex; align-items: center; gap: 6px; padding: 10px 14px; border-radius: 999px; color: var(--muted); text-decoration: none; font: 500 .95rem/1 var(--font-body); background: none; border: 0; cursor: pointer; transition: color .2s, background .2s; }
.site-nav__link:hover, .site-nav__link[aria-current], .has-menu.is-active > .site-nav__link { color: var(--text); background: rgba(255, 255, 255, .05); }
.site-nav__cta { margin-left: 10px; }
.chev { transition: transform .2s; }
.has-menu { position: relative; }
.menu { position: absolute; top: calc(100% + 10px); left: 50%; width: 340px; padding: 8px; transform: translate(-50%, 6px); background: rgba(20, 23, 27, .96); border: 1px solid var(--line-2); border-radius: var(--radius); box-shadow: var(--shadow); opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s; backdrop-filter: blur(14px); }
.has-menu:hover .menu, .has-menu.is-open .menu, .has-menu:focus-within .menu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.has-menu:hover .chev, .has-menu.is-open .chev { transform: rotate(180deg); }
.menu a { display: block; padding: 12px 14px; border-radius: 10px; text-decoration: none; transition: background .15s; }
.menu a:hover, .menu a[aria-current] { background: rgba(255, 255, 255, .05); }
.menu strong { display: block; font-weight: 600; font-size: .95rem; }
.menu span { display: block; color: var(--dim); font-size: .85rem; margin-top: 2px; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line-2); border-radius: 12px; background: transparent; cursor: pointer; position: relative; }
.nav-toggle__bar, .nav-toggle__bar::before, .nav-toggle__bar::after { position: absolute; left: 12px; width: 18px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .25s, top .25s, opacity .2s; content: ""; }
.nav-toggle__bar { top: 21px; }
.nav-toggle__bar::before { left: 0; top: -6px; }
.nav-toggle__bar::after { left: 0; top: 6px; }
.is-open .nav-toggle__bar { background: transparent; }
.is-open .nav-toggle__bar::before { top: 0; transform: rotate(45deg); }
.is-open .nav-toggle__bar::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  /* backdrop-filter would make the header the containing block of the fixed menu panel */
  .site-header.is-open { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--bg); }
  .site-nav { position: fixed; inset: 76px 0 0 0; background: var(--bg); padding: 16px var(--gutter) 40px; overflow-y: auto; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .25s, transform .25s, visibility .25s; }
  .is-open .site-nav { opacity: 1; visibility: visible; transform: none; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav li { border-bottom: 1px solid var(--line); }
  .site-nav__link { width: 100%; justify-content: space-between; padding: 18px 4px; font-size: 1.1rem; border-radius: 0; color: var(--text); }
  .site-nav__link:hover, .site-nav__link[aria-current] { background: none; color: var(--gold-light); }
  .menu { position: static; width: auto; transform: none; opacity: 1; visibility: visible; display: none; background: none; border: 0; box-shadow: none; padding: 0 0 12px; backdrop-filter: none; }
  .has-menu:hover .menu, .has-menu:focus-within .menu { transform: none; }
  .has-menu.is-open .menu { display: block; transform: none; }
  .site-nav__cta { margin: 24px 0 0; border: 0 !important; }
  .site-nav__cta .btn { width: 100%; --h: 52px; }
  body.nav-locked { overflow: hidden; }
}

/* Sections */
.section { padding: clamp(72px, 10vw, 128px) 0; position: relative; }
.section--tight { padding: clamp(48px, 7vw, 80px) 0; }
.section--alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 64px); }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head--center .eyebrow::after { content: ""; width: 22px; height: 1px; background: currentColor; }
.section-head--split { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.section-head p { color: var(--muted); font-size: 1.1rem; margin: 0; }

/* Backdrop: grid lines with a gold and teal glow */
.backdrop { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.backdrop::before { content: ""; position: absolute; inset: -1px; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 64px 64px; mask-image: radial-gradient(ellipse 70% 60% at 60% 30%, #000 20%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse 70% 60% at 60% 30%, #000 20%, transparent 75%); opacity: .55; }
.backdrop::after { content: ""; position: absolute; width: 900px; height: 900px; right: -200px; top: -380px; background: radial-gradient(circle, rgba(218, 176, 52, .22), transparent 60%); filter: blur(10px); }
.backdrop__teal { position: absolute; width: 760px; height: 760px; left: -320px; top: 120px; background: radial-gradient(circle, rgba(35, 140, 140, .22), transparent 60%); }

/* Hero */
.hero { position: relative; padding: clamp(56px, 9vw, 120px) 0 clamp(64px, 8vw, 104px); margin-top: -76px; padding-top: calc(76px + clamp(56px, 9vw, 120px)); }
.hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 48px; }
.hero h1 { margin-bottom: 24px; }
.hero .lead { font-size: clamp(1.1rem, 1.6vw, 1.25rem); margin-bottom: 36px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__badge { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(255, 255, 255, .03); color: var(--muted); font-size: .88rem; margin-bottom: 28px; }
.hero__badge b { background: rgba(83, 232, 185, .12); color: var(--teal-light); font: 600 .72rem/1 var(--font-mono); letter-spacing: .08em; padding: 6px 9px; border-radius: 999px; }
.hero__visual { position: relative; display: grid; place-items: center; aspect-ratio: 1; }
.hero__visual::before { content: ""; position: absolute; inset: 8%; border-radius: 50%; border: 1px solid rgba(218, 176, 52, .25); box-shadow: 0 0 0 40px rgba(218, 176, 52, .03), 0 0 0 80px rgba(218, 176, 52, .02); }
.hero__visual::after { content: ""; position: absolute; inset: 22%; border-radius: 50%; background: radial-gradient(circle, rgba(218, 176, 52, .35), transparent 65%); filter: blur(30px); }
.hero__visual img { position: relative; z-index: 1; width: 52%; filter: drop-shadow(0 30px 50px rgba(0, 0, 0, .6)); animation: float 7s ease-in-out infinite; }
.hero__orbit { position: absolute; inset: 0; border-radius: 50%; border: 1px dashed rgba(83, 232, 185, .25); animation: spin 60s linear infinite; }
.hero__orbit::before { content: ""; position: absolute; top: 50%; left: -5px; width: 10px; height: 10px; border-radius: 50%; background: var(--teal-light); box-shadow: 0 0 16px var(--teal-light); }
@keyframes float { 50% { transform: translateY(-12px); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* Stats */
.stats { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(56px, 8vw, 96px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(20, 23, 27, .6); backdrop-filter: blur(10px); }
.stat { padding: 28px 28px 26px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; }
.stat__num { font: 600 clamp(2rem, 3.4vw, 2.75rem)/1 var(--font-display); letter-spacing: -.03em; }
.stat__num span { color: var(--gold); }
.stat__label { color: var(--muted); font-size: .95rem; margin-top: 8px; }

/* Cards */
.card { position: relative; background: linear-gradient(180deg, var(--surface), var(--bg-2)); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(24px, 3vw, 36px); }
.grid { display: grid; gap: 20px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.icon-badge { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 12px; font-size: 22px; color: var(--gold-light); background: linear-gradient(180deg, rgba(218, 176, 52, .18), rgba(218, 176, 52, .04)); border: 1px solid rgba(218, 176, 52, .25); margin-bottom: 22px; }
.icon-badge--teal { color: var(--teal-light); background: linear-gradient(180deg, rgba(83, 232, 185, .16), rgba(83, 232, 185, .03)); border-color: rgba(83, 232, 185, .25); }

.service-card { display: flex; flex-direction: column; overflow: hidden; transition: border-color .25s, transform .25s; text-decoration: none; }
.service-card::before { content: ""; position: absolute; inset: 0; border-radius: inherit; background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), rgba(218, 176, 52, .09), transparent 40%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.service-card:hover { border-color: rgba(218, 176, 52, .35); transform: translateY(-3px); }
.service-card:hover::before { opacity: 1; }
.service-card h3 { font-size: 1.6rem; margin-bottom: 12px; }
.service-card p { color: var(--muted); }
.service-card .chips { margin: 8px 0 28px; }
.service-card .link-arrow { margin-top: auto; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chips li { font-size: .85rem; color: var(--muted); padding: 6px 12px; border: 1px solid var(--line-2); border-radius: 999px; }

.feature h3 { margin-bottom: 8px; }
.feature p { color: var(--muted); margin: 0; font-size: .98rem; }

/* Certifications strip */
.certs { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 14px 40px; color: var(--dim); font: 500 .85rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.certs strong { font: 600 1.35rem/1 var(--font-display); letter-spacing: .02em; color: var(--muted); }

/* Image cards (mentorship / training) */
.image-card { position: relative; display: flex; min-height: 420px; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); text-decoration: none; isolation: isolate; }
.image-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s; filter: saturate(.75); }
.image-card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(10, 11, 13, .1) 0%, rgba(10, 11, 13, .55) 45%, rgba(10, 11, 13, .96) 100%); }
.image-card:hover img { transform: scale(1.04); }
.image-card__body { margin-top: auto; padding: clamp(24px, 3vw, 36px); }
.image-card__body p { color: #c9ccd1; max-width: 46ch; }
.image-card h3 { font-size: 1.8rem; }

/* Split layouts */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.split--top { align-items: start; }
.split__media { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 4 / 3; }
.split__media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.8); }
.split__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(218, 176, 52, .12), transparent 40%, rgba(35, 140, 140, .18)); }
.checklist { list-style: none; padding: 0; margin: 0 0 1.5em; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist svg { color: var(--teal-light); margin-top: .3em; }

/* Page hero */
.page-hero { position: relative; padding: calc(76px + clamp(48px, 7vw, 96px)) 0 clamp(48px, 6vw, 80px); margin-top: -76px; border-bottom: 1px solid var(--line); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: clamp(2.4rem, 5.2vw, 4rem); max-width: 18ch; }
.page-hero .lead { margin-bottom: 32px; }
.breadcrumbs { display: flex; gap: 8px; font: 500 .8rem/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--dim); margin-bottom: 22px; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--gold-light); }
.anchor-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.anchor-nav a { font-size: .9rem; color: var(--muted); text-decoration: none; padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 999px; transition: color .2s, border-color .2s; }
.anchor-nav a:hover { color: var(--gold-light); border-color: var(--gold); }

/* Test types */
.test-type { display: grid; grid-template-columns: 300px 1fr; gap: clamp(24px, 5vw, 64px); padding: clamp(32px, 4vw, 48px) 0; border-top: 1px solid var(--line); scroll-margin-top: 96px; }
.test-type:last-child { border-bottom: 1px solid var(--line); }
.test-type__num { font: 500 .85rem/1 var(--font-mono); color: var(--gold); letter-spacing: .1em; display: block; margin-bottom: 14px; }
.test-type h3 { font-size: 1.75rem; }
.test-type p { color: var(--muted); }
.test-type .chips { margin-top: 20px; }

/* Phases timeline */
.timeline { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.timeline li { counter-increment: step; position: relative; padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.timeline li::before { content: counter(step, decimal-leading-zero); display: block; font: 600 .9rem/1 var(--font-mono); color: var(--gold); margin-bottom: 18px; }
.timeline h3 { font-size: 1.15rem; margin-bottom: 8px; }
.timeline p { color: var(--muted); font-size: .95rem; margin: 0; }

/* Comparison */
.compare { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.compare > div { padding: clamp(24px, 3vw, 40px); }
.compare > div + div { border-left: 1px solid var(--line); background: linear-gradient(180deg, rgba(218, 176, 52, .06), transparent 60%); }
.compare h3 { display: flex; align-items: center; gap: 10px; }
.compare ul { padding-left: 1.1em; color: var(--muted); margin: 0; }
.compare li + li { margin-top: 8px; }

/* Modules */
.module { display: flex; flex-direction: column; }
.module__hours { margin-top: auto; padding-top: 20px; font: 500 .8rem/1 var(--font-mono); color: var(--dim); letter-spacing: .08em; text-transform: uppercase; }
.module ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; color: var(--muted); }
.module li { padding-left: 18px; position: relative; }
.module li::before { content: ""; position: absolute; left: 0; top: .68em; width: 6px; height: 6px; border-radius: 2px; background: var(--gold); }

/* Quote / form */
.quote { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 6vw, 72px); align-items: start; }
.quote__points { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; color: var(--muted); }
.quote__points li { display: flex; gap: 12px; align-items: flex-start; }
.quote__points svg { color: var(--teal-light); margin-top: .3em; }
.card--form { box-shadow: var(--shadow); }
.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 8px; font-size: .9rem; font-weight: 500; color: #d8dade; }
.field em { font-style: normal; color: var(--dim); font-weight: 400; margin-left: 4px; }
.field input, .field select, .field textarea { width: 100%; font: inherit; font-size: 1rem; font-weight: 400; color: var(--text); background: var(--bg); border: 1px solid var(--line-2); border-radius: 10px; padding: 13px 14px; transition: border-color .2s, box-shadow .2s; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a3a7ad' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; padding-right: 44px; }
.field textarea { resize: vertical; min-height: 130px; }
.field input::placeholder, .field textarea::placeholder { color: var(--dim); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 4px rgba(218, 176, 52, .15); }
.field input:user-invalid, .field textarea:user-invalid { border-color: var(--danger); }
.field--hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__footer { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; margin-top: 4px; }
.form__note { margin: 0; font-size: .88rem; color: var(--dim); }
.form__note a { color: var(--muted); }
.form__status { padding: 14px 16px; border-radius: 10px; font-size: .95rem; }
.form__status.is-success { background: rgba(83, 232, 185, .1); border: 1px solid rgba(83, 232, 185, .3); color: var(--teal-light); }
.form__status.is-error { background: rgba(255, 107, 107, .1); border: 1px solid rgba(255, 107, 107, .3); color: #ffb3b3; }
.form.is-sending button[type="submit"] { opacity: .6; pointer-events: none; }

/* Contact */
.contact-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 14px; }
.contact-list li { display: flex; align-items: center; gap: 16px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.contact-list .icon-badge { margin: 0; width: 44px; height: 44px; font-size: 20px; }
.contact-list small { display: block; color: var(--dim); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; font-family: var(--font-mono); }
.contact-list a { text-decoration: none; font-weight: 500; }
.contact-list a:hover { color: var(--gold-light); }

/* CTA band */
.cta { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding: clamp(32px, 5vw, 64px); border-radius: var(--radius-lg); border: 1px solid rgba(218, 176, 52, .3); background: radial-gradient(700px circle at 100% 0%, rgba(218, 176, 52, .2), transparent 55%), radial-gradient(600px circle at 0% 100%, rgba(35, 140, 140, .2), transparent 55%), var(--surface); }
.cta h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); max-width: 20ch; margin-bottom: 10px; }
.cta p { color: var(--muted); margin: 0; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* Blog */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-grid--2 { grid-template-columns: repeat(2, 1fr); }
.post-card { display: flex; flex-direction: column; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: var(--surface); text-decoration: none; transition: border-color .25s, transform .25s; }
.post-card:hover { border-color: rgba(218, 176, 52, .35); transform: translateY(-3px); }
.post-card__media { aspect-ratio: 16 / 8; overflow: hidden; background: #000; border-bottom: 1px solid var(--line); }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; opacity: .85; transition: transform .5s, opacity .3s; }
.post-card:hover .post-card__media img { transform: scale(1.04); opacity: 1; }
.post-card__body { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; align-items: flex-start; }
.post-card h3 { margin: 4px 0 0; font-size: 1.25rem; line-height: 1.25; }
.post-card p { margin: 0; color: var(--muted); font-size: .95rem; }
.post-card__meta { margin-top: auto; padding-top: 8px; color: var(--dim); font-size: .85rem; }

.post__header { position: relative; padding: calc(76px + clamp(40px, 6vw, 80px)) 0 40px; margin-top: -76px; background: radial-gradient(800px circle at 80% -20%, rgba(218, 176, 52, .14), transparent 60%); }
.post__header h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); margin: 18px 0 16px; }
.post__meta { color: var(--muted); margin: 0; }
.back-link { display: flex; width: max-content; align-items: center; gap: 8px; color: var(--muted); text-decoration: none; font-size: .9rem; margin-bottom: 28px; }
.back-link:hover { color: var(--gold-light); }
.post__cover { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); margin-bottom: 48px; background: #000; }
.prose { font-size: 1.08rem; line-height: 1.8; color: #d6d8dc; padding-bottom: 32px; overflow-wrap: break-word; }
.prose h2 { font-size: 1.85rem; margin: 2em 0 .6em; color: var(--text); }
.prose h3 { font-size: 1.35rem; margin: 1.8em 0 .5em; color: var(--text); }
.prose h4 { font-size: 1.1rem; margin: 1.6em 0 .5em; }
.prose a { color: var(--gold-light); text-underline-offset: 3px; }
.prose img { border-radius: 10px; border: 1px solid var(--line); margin: 1.6em 0; background: #000; }
.prose figure { margin: 0; }
.prose figcaption { color: var(--dim); font-size: .9rem; margin-top: -1em; margin-bottom: 1.6em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li + li { margin-top: .4em; }
.prose blockquote { margin: 1.6em 0; padding: 4px 0 4px 22px; border-left: 3px solid var(--gold); color: var(--muted); font-style: italic; }
.prose code { font: .88em/1.5 var(--font-mono); background: var(--surface-2); border: 1px solid var(--line); border-radius: 6px; padding: .12em .4em; color: var(--gold-light); }
.prose pre { font: .88rem/1.65 var(--font-mono); background: #07080a; border: 1px solid var(--line-2); border-radius: 12px; padding: 20px 22px; overflow-x: auto; color: #d6d8dc; margin: 1.6em 0; }
.prose pre code { background: none; border: 0; padding: 0; color: inherit; font-size: inherit; }
.prose table { width: 100%; border-collapse: collapse; font-size: .95rem; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line-2); padding: 8px 12px; text-align: left; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-2); padding: 72px 0 32px; color: var(--muted); font-size: .95rem; }
.site-footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; }
.site-footer__brand p { max-width: 36ch; margin: 20px 0 24px; }
.site-footer__title { font: 500 .78rem/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--text); margin-bottom: 20px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.site-footer a { text-decoration: none; transition: color .2s; }
.site-footer a:hover { color: var(--gold-light); }
.socials { display: flex; gap: 10px; }
.socials a { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line-2); }
.socials a:hover { border-color: var(--gold); }
.site-footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--dim); }

/* Reveal on scroll (only when JS is running) */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.js [data-reveal].is-visible { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  .site-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { width: min(320px, 70%); margin: 0 auto; order: -1; }
  .split, .quote, .grid--2, .grid--3, .compare { grid-template-columns: 1fr; }
  .compare > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .split__media { order: -1; }
  .test-type { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .grid--4, .post-grid, .post-grid--2, .form__row { grid-template-columns: 1fr; }
  .stat { padding: 22px 20px; }
  .image-card { min-height: 360px; }
  .hero__actions .btn, .cta__actions .btn { flex: 1 1 100%; }
  .site-footer__grid { grid-template-columns: 1fr; }
}

/* Article extras: lede, pattern kickers, inline SVG diagrams, numbered steps, in-article call to action */
.prose .lede { font-size: 1.25rem; line-height: 1.6; color: var(--text); }
.prose .lede em { color: var(--gold-light); }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 3em 0; }
.prose section + section { margin-top: 3em; }
.prose section > h2:first-child, .prose .kicker + h2 { margin-top: .4em; }
.prose .kicker { display: inline-block; font: 500 .75rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--gold); border: 1px solid rgba(218, 176, 52, .35); border-radius: 999px; padding: 6px 12px; }
.prose .diagram {
  --fg: var(--text); --fg-muted: var(--muted); --border: rgba(255, 255, 255, .22); --surface: var(--surface-2); --mono-bg: #07080a;
  --accent: var(--gold-light); --accent-soft: rgba(218, 176, 52, .16); --ok: var(--teal-light); --ok-soft: rgba(83, 232, 185, .12);
  margin: 1.8em 0; padding: 22px 20px 16px; background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius); overflow-x: auto;
}
.prose .diagram svg { display: block; width: 100%; height: auto; min-width: 520px; fill: currentColor; stroke: none; stroke-width: 1; stroke-linecap: butt; stroke-linejoin: miter; }
.prose .diagram figcaption { margin: 14px 0 0; padding-top: 12px; border-top: 1px dashed var(--line-2); font: .8rem/1.5 var(--font-mono); color: var(--dim); }
.prose ol.steps { list-style: none; padding: 0; counter-reset: step; }
.prose ol.steps li { counter-increment: step; position: relative; padding-left: 48px; margin-bottom: 1em; }
.prose ol.steps li::before { content: counter(step, decimal-leading-zero); position: absolute; left: 0; top: .15em; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px; font: 600 .8rem/1 var(--font-mono); color: var(--gold-light); background: rgba(218, 176, 52, .12); border: 1px solid rgba(218, 176, 52, .3); }
.prose-cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; margin-top: 2.5em; padding: 28px; border-radius: var(--radius); border: 1px solid rgba(218, 176, 52, .3); background: radial-gradient(500px circle at 100% 0%, rgba(218, 176, 52, .14), transparent 60%), var(--surface); }
.prose-cta p { margin: 0; max-width: 46ch; color: var(--muted); font-size: 1rem; }
.prose .prose-cta a { color: #120e02; text-decoration: none; }

@media (max-width: 640px) { .hero__badge { border-radius: 16px; padding: 8px 14px 8px 8px; } }