:root {
  --black: #0a0a0a;
  --charcoal: #1c1c1c;
  --gray-800: #2d2d2d;
  --gray-700: #3f3f3f;
  --gray-600: #595959;
  --gray-500: #737373;
  --gray-400: #9a9a9a;
  --gray-300: #c8c8c8;
  --gray-200: #e4e4e4;
  --gray-100: #f4f4f4;
  --white: #ffffff;
  --line: rgba(12, 12, 12, 0.16);
  --glass: rgba(255, 255, 255, 0.9);
  --radius-lg: 18px;
  --radius-pill: 999px;
  --shadow-soft: 0 14px 34px rgba(8, 8, 8, 0.09);
  --shadow-card: 0 8px 22px rgba(8, 8, 8, 0.07);
  --serif: "Libre Baskerville", Georgia, serif;
  --sans: "Manrope", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--black);
  background:
    radial-gradient(1000px 560px at 120% -12%, rgba(180, 180, 180, 0.22), transparent 64%),
    radial-gradient(900px 420px at -8% 6%, rgba(215, 215, 215, 0.2), transparent 58%),
    linear-gradient(180deg, var(--gray-100), var(--white) 44%);
  line-height: 1.62;
}

body.dark-mode {
  --black: #f2f2f2;
  --charcoal: #e3e3e3;
  --gray-800: #d2d2d2;
  --gray-700: #bdbdbd;
  --gray-600: #9f9f9f;
  --gray-500: #878787;
  --gray-400: #6e6e6e;
  --gray-300: #4c4c4c;
  --gray-200: #353535;
  --gray-100: #1d1d1d;
  --white: #111111;
  --line: rgba(242, 242, 242, 0.22);
  --glass: rgba(18, 18, 18, 0.92);
  --shadow-soft: 0 14px 34px rgba(0, 0, 0, 0.42);
  --shadow-card: 0 8px 22px rgba(0, 0, 0, 0.34);
  background:
    radial-gradient(1000px 560px at 120% -12%, rgba(98, 98, 98, 0.18), transparent 64%),
    radial-gradient(900px 420px at -8% 6%, rgba(74, 74, 74, 0.2), transparent 58%),
    linear-gradient(180deg, #101010, #171717 44%);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.ambient-gradient {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(10, 10, 10, 0.012) 0,
    rgba(10, 10, 10, 0.012) 1px,
    transparent 1px,
    transparent 5px
  );
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: blur(9px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
}

.utility-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 8px 24px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-600);
}

.utility-bar p {
  margin: 0;
}

.utility-bar p:nth-child(2) {
  text-align: center;
}

.utility-bar p:nth-child(3) {
  text-align: right;
}

.trust-strip {
  max-width: 1180px;
  margin: 0 auto;
  padding: 4px 24px 14px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px 0;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--gray-700);
}

.trust-item {
  display: inline-flex;
  align-items: center;
  color: inherit;
}

.trust-item + .trust-item {
  position: relative;
  margin-left: 14px;
  padding-left: 18px;
}

.trust-item + .trust-item::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: var(--gray-400);
}

.trust-phone {
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.trust-phone:hover,
.trust-phone:focus-visible {
  color: var(--black);
  border-color: var(--black);
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 24px;
}

.brand {
  order: 1;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid var(--black);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
}

.brand-text {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2vw, 1.58rem);
  line-height: 1.15;
  text-wrap: balance;
}

.site-nav {
  order: 2;
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gray-600);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 170ms ease, border-color 170ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  color: var(--black);
  border-color: var(--black);
}

.menu-toggle {
  order: 4;
  display: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--white);
  padding: 9px 16px;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--charcoal);
}

.theme-toggle {
  order: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--white);
  padding: 9px 16px;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--charcoal);
  cursor: pointer;
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 24px 110px;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: start;
  padding: 18px 0 58px;
  border-bottom: 1px solid var(--line);
}

.eyebrow,
.section-kicker {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-600);
}

.eyebrow {
  grid-column: 1 / -1;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 5.6vw, 4.05rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.hero-copy,
.page-hero p,
.section-copy {
  margin: 16px 0 0;
  color: var(--gray-700);
  max-width: 68ch;
}

.section-note {
  margin: 14px 0 0;
  color: var(--gray-600);
  font-size: 0.92rem;
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  padding: 11px 20px;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 170ms ease, box-shadow 170ms ease, background-color 170ms ease, color 170ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(8, 8, 8, 0.2);
}

.button.ghost {
  border-color: rgba(12, 12, 12, 0.3);
  color: var(--charcoal);
  background: var(--white);
}

.hero-video-wrap,
.about-photo {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(10, 10, 10, 0.14);
  box-shadow: var(--shadow-soft);
}

.hero-video-wrap {
  max-height: 520px;
  min-height: 360px;
  position: relative;
  background: #000;
}

.hero-video-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(0, 0, 0, 0.62) 100%);
  pointer-events: none;
  z-index: 1;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 520ms ease;
}

.hero-video.active {
  opacity: 1;
}

.hero-cinematic {
  position: absolute;
  left: 14px;
  right: 92px;
  bottom: 14px;
  z-index: 3;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(8, 8, 8, 0.32);
  backdrop-filter: blur(4px);
  color: #f3f3f3;
}

.hero-scene-kicker {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.84);
}

.hero-scene-title {
  margin: 7px 0 6px;
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1.25;
}

.hero-scene-copy {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.88);
}

.hero-progress-track {
  margin-top: 10px;
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
  overflow: hidden;
}

.hero-progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: #fff;
}

.hero-video-nav {
  position: absolute;
  right: 14px;
  bottom: 14px;
  transform: none;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(10, 10, 10, 0.18);
}

.hero-video-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(10, 10, 10, 0.45);
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.hero-video-dot.active {
  background: var(--black);
}

.hero-video-dot:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 2px;
}

.news-layout {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 34px;
  padding: 66px 0;
  border-bottom: 1px solid var(--line);
}

.story-scroll {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  padding: 66px 0;
  border-bottom: 1px solid var(--line);
}

.signal-grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 24px;
  padding: 66px 0;
  border-bottom: 1px solid var(--line);
}

.signal-console,
.signal-canvas-wrap {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(10, 10, 10, 0.14);
  background: var(--glass);
  box-shadow: var(--shadow-card);
}

.signal-console {
  padding: 24px;
}

.signal-console h2 {
  margin: 10px 0 14px;
  font-family: var(--serif);
  font-size: clamp(1.54rem, 2.7vw, 2.4rem);
  line-height: 1.14;
}

.signal-console p {
  margin: 0;
  color: var(--gray-700);
}

.signal-console p + p {
  margin-top: 10px;
}

.signal-points {
  margin: 16px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
}

.signal-points li {
  color: var(--gray-700);
}

.signal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.signal-canvas-wrap {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  background:
    radial-gradient(640px 360px at 85% -10%, rgba(255, 255, 255, 0.22), transparent 58%),
    radial-gradient(660px 360px at -15% 108%, rgba(240, 240, 240, 0.6), transparent 62%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(245, 245, 245, 0.96));
}

.signal-canvas-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(10, 10, 10, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 10, 10, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.8), transparent 88%);
}

.signal-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.signal-hud {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(10, 10, 10, 0.2);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(4px);
}

.signal-status {
  margin: 0 0 10px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-700);
}

.signal-ping {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--black);
  box-shadow: 0 0 0 rgba(10, 10, 10, 0.42);
  animation: signalPing 1.9s ease-out infinite;
}

@keyframes signalPing {
  0% {
    box-shadow: 0 0 0 0 rgba(10, 10, 10, 0.36);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(10, 10, 10, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(10, 10, 10, 0);
  }
}

.signal-readouts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.signal-readouts article {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(10, 10, 10, 0.15);
  background: rgba(255, 255, 255, 0.8);
}

.signal-readouts p {
  margin: 0;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gray-600);
}

.signal-readouts strong {
  margin-top: 5px;
  display: block;
  font-family: var(--serif);
  font-size: 1.28rem;
  line-height: 1.15;
}

.story-sticky {
  min-height: 76vh;
}

.story-media {
  position: sticky;
  top: 118px;
  min-height: 520px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(10, 10, 10, 0.16);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  background: #000;
}

.story-scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 500ms ease, transform 820ms ease;
}

.story-scene.active {
  opacity: 1;
  transform: scale(1);
}

.story-chapters {
  display: grid;
  gap: 14px;
  align-content: start;
}

.story-chapter {
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(10, 10, 10, 0.12);
  background: var(--glass);
  box-shadow: var(--shadow-card);
  opacity: 0.58;
  transform: translateY(12px);
  transition: opacity 300ms ease, transform 300ms ease, border-color 300ms ease;
}

.story-chapter.active {
  opacity: 1;
  transform: translateY(0);
  border-color: rgba(10, 10, 10, 0.32);
}

.story-chapter h2 {
  margin: 8px 0 10px;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.3vw, 1.9rem);
  line-height: 1.2;
}

.story-chapter p {
  margin: 0;
  color: var(--gray-700);
}

.lead-story,
.briefings,
.page-hero,
.section-block,
.contact-meta,
.contact-form,
.project,
.card-grid article,
.article-grid article {
  background: var(--glass);
  border: 1px solid rgba(10, 10, 10, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.lead-story,
.briefings,
.page-hero,
.section-block,
.contact-meta,
.contact-form {
  padding: 22px;
}

.lead-story h2,
.section-head h2,
.about h2 {
  margin: 12px 0 14px;
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.6vw, 2.45rem);
  line-height: 1.16;
}

.lead-story p,
.briefings li,
.about-copy p,
.service-grid p,
.card-grid p,
.article-grid p,
.contact-meta p,
.process-list li,
.article-points li {
  color: var(--gray-700);
}

.briefings ul,
.badge-list,
.process-list,
.article-points {
  margin: 16px 0 0;
  padding: 0;
}

.briefings ul,
.badge-list,
.article-points {
  list-style: none;
}

.briefings li {
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(10, 10, 10, 0.18);
}

.briefings li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.about {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 34px;
  align-items: center;
  padding: 66px 0;
  border-bottom: 1px solid var(--line);
}

.section-block {
  margin-top: 28px;
}

.section-head {
  max-width: 760px;
  margin-bottom: 18px;
}

.card-grid {
  display: grid;
  gap: 14px;
}

.card-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid article {
  padding: 18px;
}

.card-grid h3,
.service-grid h3,
.project h3,
.article-grid h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 1.22rem;
  line-height: 1.24;
}

.badge-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.badge-list li {
  padding: 13px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(10, 10, 10, 0.22);
  background: var(--white);
  color: var(--gray-800);
  text-align: center;
  font-size: 0.9rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.project {
  overflow: hidden;
}

.project-media {
  position: relative;
  overflow: hidden;
  background: #000;
}

.project-media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: opacity 240ms ease, transform 380ms ease;
}

.case-preview-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 280ms ease;
}

.case-preview-toggle {
  position: absolute;
  top: 10px;
  right: 10px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: var(--radius-pill);
  padding: 6px 10px;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(8, 8, 8, 0.52);
  color: #fff;
  cursor: pointer;
  z-index: 2;
}

.project h3 {
  margin: 16px 16px 8px;
}

.project p {
  margin: 0 16px 18px;
  color: var(--gray-700);
}

.case-card {
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.case-card:hover,
.case-card:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px rgba(8, 8, 8, 0.13);
}

.case-card.preview-active .case-preview-video {
  opacity: 1;
}

.case-card.preview-active .project-media img {
  opacity: 0;
  transform: scale(1.04);
}

.case-preview-toggle:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 16px 16px;
}

.case-actions .button {
  padding: 8px 12px;
  font-size: 0.7rem;
}

.case-page-link {
  text-decoration: none;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.article-grid article {
  padding: 20px;
}

.article-date {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-600);
}

.article-points {
  margin-top: 14px;
  display: grid;
  gap: 8px;
}

.article-points li {
  padding-left: 14px;
  position: relative;
}

.article-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--black);
}

.process-list {
  padding-left: 18px;
  margin-top: 8px;
  display: grid;
  gap: 10px;
}

.lab-demo-card {
  display: grid;
  gap: 12px;
  max-width: 82ch;
}

.lab-demo-card p {
  margin: 0;
  color: var(--gray-700);
}

.lab-feedback {
  min-height: 1.2em;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.lab-feedback.good {
  color: #14532d;
}

.lab-feedback.warn {
  color: #7a2e0c;
}

.phish-quiz {
  display: grid;
  gap: 12px;
}

.quiz-item {
  padding: 18px;
  border: 1px solid rgba(10, 10, 10, 0.14);
  border-radius: 14px;
  background: var(--glass);
}

.quiz-item h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.3;
}

.quiz-item p {
  margin: 0;
  color: var(--gray-700);
}

.quiz-item code {
  font-size: 0.85rem;
  word-break: break-word;
}

.quiz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.quiz-item.answered-correct {
  border-color: rgba(20, 83, 45, 0.5);
}

.quiz-item.answered-wrong {
  border-color: rgba(122, 46, 12, 0.45);
}

.dns-lab {
  display: grid;
  gap: 14px;
}

.dns-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.dns-mode.active {
  background: var(--black);
  color: var(--white);
}

.dns-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 8px;
}

.dns-node {
  padding: 14px;
  border: 1px solid rgba(10, 10, 10, 0.18);
  border-radius: 12px;
  background: var(--glass);
  text-align: center;
  font-weight: 600;
}

.dns-arrow {
  font-weight: 800;
  color: var(--gray-600);
}

.dns-explainer {
  margin: 0;
  color: var(--gray-700);
}

.dns-lab[data-state="normal"] #dnsResolverNode {
  border-color: rgba(17, 24, 39, 0.35);
}

.dns-lab[data-state="hijacked"] #dnsResolverNode,
.dns-lab[data-state="hijacked"] #dnsResultNode {
  border-color: rgba(122, 46, 12, 0.5);
}

.dns-lab[data-state="hijacked"] .dns-arrow {
  color: #7a2e0c;
}

.dns-lab[data-state="protected"] #dnsResolverNode,
.dns-lab[data-state="protected"] #dnsResultNode {
  border-color: rgba(20, 83, 45, 0.5);
}

.dns-lab[data-state="protected"] .dns-arrow {
  color: #14532d;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 20px;
}

.contact-meta strong,
.contact-meta a {
  color: var(--black);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.social-links a {
  padding: 7px 12px;
  border: 1px solid rgba(10, 10, 10, 0.2);
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--gray-700);
  background: var(--white);
}

.contact-form {
  display: grid;
  gap: 8px;
}

.contact-form label {
  margin-top: 4px;
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gray-600);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(10, 10, 10, 0.24);
  border-radius: 12px;
  padding: 12px;
  font: inherit;
  color: var(--black);
  background: var(--white);
}

.turnstile-wrap {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}

.turnstile-note {
  margin: 0;
  font-size: 0.75rem;
  color: var(--gray-600);
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.contact-form input:focus-visible,
.contact-form textarea:focus-visible,
.menu-toggle:focus-visible,
.theme-toggle:focus-visible,
.button:focus-visible,
.social-links a:focus-visible,
.site-nav a:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 2px;
}

body.dark-mode .site-header {
  background: rgba(12, 12, 12, 0.94);
}

body.dark-mode .hero-video-nav,
body.dark-mode .theme-toggle,
body.dark-mode .menu-toggle,
body.dark-mode .button.ghost,
body.dark-mode .social-links a,
body.dark-mode .badge-list li {
  background: rgba(25, 25, 25, 0.94);
}

body.dark-mode .hero-cinematic {
  background: rgba(8, 8, 8, 0.48);
  border-color: rgba(255, 255, 255, 0.28);
}

body.dark-mode .signal-canvas-wrap {
  background:
    radial-gradient(640px 360px at 85% -10%, rgba(45, 45, 45, 0.42), transparent 58%),
    radial-gradient(660px 360px at -15% 108%, rgba(28, 28, 28, 0.7), transparent 62%),
    linear-gradient(180deg, rgba(20, 20, 20, 0.96), rgba(14, 14, 14, 0.98));
}

body.dark-mode .signal-canvas-wrap::before {
  background-image:
    linear-gradient(rgba(242, 242, 242, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 242, 242, 0.08) 1px, transparent 1px);
}

body.dark-mode .signal-hud {
  border-color: rgba(242, 242, 242, 0.2);
  background: rgba(14, 14, 14, 0.82);
}

body.dark-mode .signal-ping {
  background: #f2f2f2;
}

body.dark-mode .signal-readouts article {
  border-color: rgba(242, 242, 242, 0.16);
  background: rgba(18, 18, 18, 0.9);
}

body.dark-mode .story-chapter.active {
  border-color: rgba(242, 242, 242, 0.38);
}

body.dark-mode .case-lightbox-panel {
  border-color: rgba(242, 242, 242, 0.18);
}

body.dark-mode .case-preview-toggle {
  background: rgba(10, 10, 10, 0.62);
  border-color: rgba(255, 255, 255, 0.58);
}

body.dark-mode .lab-feedback.good {
  color: #86efac;
}

body.dark-mode .lab-feedback.warn {
  color: #fdba74;
}

body.dark-mode .quiz-item.answered-correct {
  border-color: rgba(134, 239, 172, 0.52);
}

body.dark-mode .quiz-item.answered-wrong {
  border-color: rgba(253, 186, 116, 0.52);
}

body.dark-mode .dns-lab[data-state="hijacked"] .dns-arrow {
  color: #fdba74;
}

body.dark-mode .dns-lab[data-state="protected"] .dns-arrow {
  color: #86efac;
}

.form-feedback {
  margin: 6px 0 0;
  min-height: 1.2em;
  font-size: 0.84rem;
  color: var(--gray-700);
}

.case-lightbox {
  position: fixed;
  inset: 0;
  z-index: 140;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(0, 0, 0, 0.74);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 280ms ease, visibility 280ms ease;
}

.case-lightbox.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.case-lightbox-panel {
  width: min(100%, 980px);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
  background: var(--glass);
  transform: translateY(18px) scale(0.98);
  transition: transform 280ms ease;
}

.case-lightbox.open .case-lightbox-panel {
  transform: translateY(0) scale(1);
}

.case-lightbox-media-wrap {
  min-height: 360px;
  background: #000;
}

.case-lightbox-media-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-lightbox-copy {
  padding: 24px;
}

.case-lightbox-copy h2 {
  margin: 10px 0 12px;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.6vw, 2.05rem);
  line-height: 1.2;
}

.case-lightbox-copy p {
  margin: 0 0 12px;
  color: var(--gray-700);
}

.case-lightbox-link {
  margin-top: 6px;
  align-self: flex-start;
}

.case-detail-hero {
  display: grid;
  gap: 14px;
}

.case-detail-media {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(10, 10, 10, 0.16);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.case-detail-media video {
  width: 100%;
  max-height: 430px;
  object-fit: cover;
  display: block;
}

.case-copy-stack {
  display: grid;
  gap: 12px;
  max-width: 80ch;
}

.case-copy-stack p {
  margin: 0;
  color: var(--gray-700);
}

.case-lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(10, 10, 10, 0.42);
  color: #fff;
  cursor: pointer;
}

.case-lightbox-close:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

body.lightbox-open {
  overflow: hidden;
}

.site-footer {
  text-align: center;
  padding: 26px 24px 40px;
  color: var(--gray-600);
  font-size: 0.82rem;
}

.site-footer p {
  margin: 0 0 6px;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 560ms ease, transform 560ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .utility-bar {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .utility-bar p,
  .utility-bar p:nth-child(2),
  .utility-bar p:nth-child(3) {
    text-align: center;
  }

  .trust-strip {
    justify-content: center;
    text-align: center;
    gap: 4px 10px;
  }

  .trust-item + .trust-item {
    margin-left: 0;
    padding-left: 0;
  }

  .trust-item + .trust-item::before {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 24px;
    margin-left: 0;
    width: min(78vw, 320px);
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--white);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 160ms ease, transform 160ms ease;
  }

  .site-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    width: 100%;
  }

  .hero,
  .news-layout,
  .signal-grid,
  .story-scroll,
  .about,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .story-sticky {
    min-height: auto;
  }

  .story-media {
    position: relative;
    top: auto;
    min-height: 340px;
  }

  .hero-cinematic {
    left: 14px;
    right: 14px;
    bottom: 48px;
  }

  .hero-video-nav {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    bottom: 12px;
  }

  .card-grid.three,
  .badge-list,
  .portfolio-grid,
  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dns-flow {
    grid-template-columns: 1fr;
  }

  .dns-arrow {
    display: none;
  }

  .case-actions .button {
    width: 100%;
    justify-content: center;
  }

  .case-lightbox-panel {
    grid-template-columns: 1fr;
  }

  .case-lightbox-media-wrap {
    min-height: 260px;
  }

  .signal-canvas-wrap {
    min-height: 360px;
  }
}

@media (max-width: 680px) {
  .masthead,
  .trust-strip,
  main,
  .site-footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .card-grid.two,
  .card-grid.three,
  .badge-list,
  .portfolio-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .page-hero h1 {
    font-size: clamp(1.8rem, 9vw, 2.7rem);
  }

  .hero-video-wrap {
    min-height: 300px;
  }

  .hero-scene-copy {
    display: none;
  }

  .case-lightbox {
    padding: 14px;
  }

  .case-lightbox-close {
    top: 12px;
    right: 12px;
  }

  .signal-readouts {
    grid-template-columns: 1fr;
  }

  .signal-canvas-wrap {
    min-height: 320px;
  }

  .project-media img {
    height: 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .button,
  .site-nav,
  .menu-toggle,
  .hero-video,
  .story-scene,
  .story-chapter,
  .case-card,
  .case-lightbox,
  .hero-progress-bar,
  .signal-ping {
    transition: none;
  }

  .signal-ping {
    animation: none;
  }
}