:root {
  --bg: #f6f8fb;
  --ink: #0b2239;
  --ink-soft: #18344f;
  --muted: #52677d;
  --line: rgba(11, 34, 57, 0.16);
  --line-soft: rgba(11, 34, 57, 0.09);
  --accent: #d6a32b;
  --accent-soft: rgba(214, 163, 43, 0.10);
  --card: rgba(255, 255, 255, 0.78);
  --shadow: 0 22px 70px rgba(11, 34, 57, 0.14);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
  background:
    radial-gradient(circle at 20% 15%, rgba(214, 163, 43, 0.18), transparent 28rem),
    radial-gradient(circle at 82% 18%, rgba(111, 135, 158, 0.20), transparent 26rem),
    linear-gradient(135deg, #ffffff 0%, var(--bg) 46%, #edf3f8 100%);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

body {
  min-height: 100vh;
  margin: 0;
  padding: 32px 18px;
}

a {
  color: inherit;
}

.page {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.shell {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.72)),
    var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.shell::before {
  content: "";
  position: absolute;
  inset: -40%;
  pointer-events: none;
  background:
    radial-gradient(circle at 22% 30%, rgba(214, 163, 43, 0.13), transparent 16rem),
    radial-gradient(circle at 72% 42%, rgba(11, 34, 57, 0.09), transparent 19rem);
}

.project-header {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px clamp(22px, 5vw, 56px);
  border-bottom: 1px solid var(--line-soft);
  background:
    linear-gradient(90deg, rgba(255,255,255,0.86), rgba(255,255,255,0.52));
}

.header-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--ink);
  text-decoration: none;
}

.header-brand img {
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(11, 34, 57, 0.12);
}

.header-brand strong {
  display: block;
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.header-brand span span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1.2;
}

.header-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.header-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 13px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.93rem;
  font-weight: 800;
  text-decoration: none;
}

.header-nav a:hover,
.header-nav a[aria-current="page"] {
  color: var(--ink);
  background: rgba(11, 34, 57, 0.07);
}

.header-nav .language-link {
  color: #7a5a11;
  background: rgba(214, 163, 43, 0.10);
  border: 1px solid rgba(214, 163, 43, 0.24);
}

.content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  gap: clamp(26px, 4vw, 64px);
  align-items: center;
  padding: clamp(32px, 6vw, 72px);
}

.content.narrow {
  display: block;
  max-width: 920px;
  margin: 0 auto;
}

.brand-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  margin-bottom: 22px;
  padding: 9px 13px;
  border: 1px solid rgba(214, 163, 43, 0.35);
  border-radius: 999px;
  background: rgba(214, 163, 43, 0.08);
  color: #7a5a11;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-kicker span {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(214, 163, 43, 0.15);
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(3.2rem, 9vw, 7rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

.content.narrow h1 {
  max-width: 900px;
  font-size: clamp(2.7rem, 7vw, 5.6rem);
}

h2 {
  margin: 44px 0 14px;
  color: var(--ink);
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  letter-spacing: -0.04em;
}

p {
  color: var(--muted);
  line-height: 1.72;
}

.subtitle {
  margin: 28px 0 0;
  max-width: 690px;
  color: var(--muted);
  font-size: clamp(1.12rem, 2.1vw, 1.55rem);
  line-height: 1.52;
}

.subtitle strong,
.origin strong,
.content.narrow strong {
  color: var(--ink);
  font-weight: 850;
}

.origin {
  margin-top: 22px;
  max-width: 680px;
  color: #33495f;
  font-size: 1rem;
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: var(--ink);
  box-shadow: 0 10px 24px rgba(11, 34, 57, 0.22);
}

.btn-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.55);
  border-color: var(--line);
}

.visual {
  display: grid;
  place-items: center;
  min-width: 0;
}

.logo-card {
  width: min(430px, 100%);
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255,255,255,0.68);
  box-shadow: 0 18px 55px rgba(11, 34, 57, 0.10);
}

.logo-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
}

.status {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 1px;
  border-top: 1px solid var(--line);
  background: var(--line);
}

.status-item {
  padding: 22px clamp(18px, 4vw, 40px);
  background: rgba(255,255,255,0.72);
}

.status-item b {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 0.98rem;
}

.status-item span {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.teaser-section,
.join-section {
  position: relative;
  z-index: 1;
  padding: clamp(32px, 6vw, 62px);
  border-top: 1px solid var(--line-soft);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.28), rgba(255,255,255,0.58));
}

.join-layout,
.teaser-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(24px, 4vw, 54px);
  align-items: start;
}

.join-lead h2,
.teaser-lead h2 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.join-lead p,
.teaser-lead p {
  margin: 22px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
}

.join-cards,
.teaser-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.join-card,
.teaser-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.join-card b,
.teaser-card b {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 1.07rem;
}

.join-card p,
.teaser-card p {
  margin: 0;
}

.join-note {
  margin-top: 18px;
  padding: 20px;
  border: 1px solid rgba(214, 163, 43, 0.36);
  border-radius: 22px;
  background: var(--accent-soft);
}

.join-note p {
  margin: 0;
  color: #4f3b10;
}

.article-lead {
  margin: 28px 0 0;
  max-width: 820px;
  color: var(--ink-soft);
  font-size: clamp(1.15rem, 2vw, 1.38rem);
  line-height: 1.65;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.info-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,0.62);
}

.info-card b {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 1.05rem;
}

.info-card p {
  margin: 0;
}

.quote-card {
  margin-top: 34px;
  padding: clamp(22px, 4vw, 34px);
  border-left: 5px solid var(--accent);
  border-radius: 24px;
  background: var(--accent-soft);
}

.quote-card p {
  margin: 0;
  color: #46340e;
  font-size: 1.08rem;
}

.source-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.source-list li {
  margin: 10px 0;
}

.source-list a {
  color: var(--ink);
  font-weight: 800;
  text-decoration-color: rgba(214, 163, 43, 0.55);
  text-underline-offset: 4px;
}

.callout {
  margin-top: 38px;
  padding: 24px;
  border: 1px solid rgba(214, 163, 43, 0.36);
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(214,163,43,0.13), rgba(255,255,255,0.56));
}

.callout h2 {
  margin-top: 0;
}

footer {
  margin-top: 18px;
  color: rgba(11, 34, 57, 0.55);
  font-size: 0.88rem;
  text-align: center;
}

@media (max-width: 880px) {
  body {
    padding-top: 18px;
  }

  .project-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 18px;
  }

  .header-nav {
    justify-content: flex-start;
  }

  .content {
    grid-template-columns: 1fr;
  }

  .visual {
    order: -1;
  }

  h1 {
    max-width: none;
    font-size: clamp(3.6rem, 18vw, 6.4rem);
  }

  .status,
  .info-grid,
  .join-layout,
  .teaser-layout {
    grid-template-columns: 1fr;
  }

  .join-lead h2,
  .teaser-lead h2 {
    max-width: none;
  }
}

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

  .btn {
    transition: none;
  }

  .btn:hover {
    transform: none;
  }
}


.tech-section {
  position: relative;
  z-index: 1;
  padding: clamp(32px, 6vw, 62px);
  border-top: 1px solid var(--line-soft);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.26), rgba(255,255,255,0.60));
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.device-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.70);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.07);
}

.device-photo {
  display: grid;
  place-items: center;
  min-height: 154px;
  padding: 18px;
  background:
    radial-gradient(circle at 50% 35%, rgba(214,163,43,0.12), transparent 10rem),
    linear-gradient(135deg, rgba(11,34,57,0.06), rgba(255,255,255,0.56));
  border-bottom: 1px solid var(--line-soft);
}

.device-photo img {
  display: block;
  max-width: 100%;
  max-height: 130px;
  object-fit: contain;
  border-radius: 14px;
}

.device-body {
  padding: 22px;
}

.device-body b {
  display: block;
  color: var(--ink);
  font-size: 1.08rem;
  margin-bottom: 8px;
}

.device-body p {
  margin: 0;
}

.device-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.device-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  color: #33495f;
  background: rgba(11,34,57,0.06);
  font-size: 0.82rem;
  font-weight: 800;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.stack-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.stack-card h2 {
  margin-top: 0;
}

.stack-card p:last-child {
  margin-bottom: 0;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 18px;
}

.pill-list span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--ink);
  background: rgba(214,163,43,0.10);
  border: 1px solid rgba(214,163,43,0.25);
  font-size: 0.86rem;
  font-weight: 850;
}

.source-note {
  margin-top: 18px;
  color: rgba(82, 103, 125, 0.86);
  font-size: 0.9rem;
}

.source-note a {
  color: var(--ink);
  font-weight: 800;
  text-decoration-color: rgba(214, 163, 43, 0.55);
  text-underline-offset: 4px;
}

@media (max-width: 980px) {
  .tech-grid {
    grid-template-columns: 1fr;
  }

  .stack-grid {
    grid-template-columns: 1fr;
  }
}


.network-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.flow-card {
  position: relative;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.flow-card::before {
  content: attr(data-step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 999px;
  color: #fff;
  background: var(--ink);
  font-size: 0.88rem;
  font-weight: 900;
}

.flow-card b {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 1.05rem;
}

.flow-card p {
  margin: 0;
}

.data-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.data-item {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,0.64);
}

.data-item b {
  display: block;
  color: var(--ink);
  margin-bottom: 6px;
}

.data-item span {
  color: var(--muted);
  line-height: 1.5;
}

.discreet-note {
  margin-top: 22px;
  padding: 20px;
  border: 1px dashed rgba(11, 34, 57, 0.24);
  border-radius: 22px;
  background: rgba(255,255,255,0.48);
}

.discreet-note p {
  margin: 0;
  color: #40576d;
}

@media (max-width: 980px) {
  .network-flow,
  .data-list {
    grid-template-columns: 1fr;
  }
}


/* Scroll-to-top button and cookie notice */

.scroll-top-button {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 50;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(11, 34, 57, 0.18);
  border-radius: 999px;
  color: #fff;
  background: var(--ink);
  box-shadow: 0 14px 35px rgba(11, 34, 57, 0.24);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 160ms ease, visibility 160ms ease, transform 160ms ease;
}

.scroll-top-button.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top-button:hover {
  transform: translateY(-2px);
}

.scroll-top-button svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.cookie-notice {
  position: fixed;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  display: none;
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px;
  border: 1px solid rgba(11, 34, 57, 0.18);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.97), rgba(246,248,251,0.95));
  box-shadow: 0 20px 65px rgba(11, 34, 57, 0.22);
  backdrop-filter: blur(18px);
}

.cookie-notice.is-visible {
  display: block;
}

.cookie-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
}

.cookie-copy b {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 1rem;
}

.cookie-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.55;
}

.cookie-copy a {
  color: var(--ink);
  font-weight: 850;
  text-decoration-color: rgba(214, 163, 43, 0.55);
  text-underline-offset: 4px;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.cookie-button {
  min-height: 42px;
  padding: 0 15px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255,255,255,0.72);
  font-weight: 850;
  cursor: pointer;
}

.cookie-button.primary {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

.cookie-button:hover {
  transform: translateY(-1px);
}

.cookie-settings-link {
  color: var(--ink);
  font-weight: 850;
  text-decoration-color: rgba(214, 163, 43, 0.55);
  text-underline-offset: 4px;
  cursor: pointer;
}

@media (max-width: 760px) {
  .cookie-layout {
    grid-template-columns: 1fr;
  }

  .cookie-actions {
    justify-content: flex-start;
  }

  .scroll-top-button {
    right: 16px;
    bottom: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-top-button,
  .cookie-button {
    transition: none;
  }

  .scroll-top-button:hover,
  .cookie-button:hover {
    transform: none;
  }
}


/* SEO-clean homepage explanatory sections */

.explain-section {
  position: relative;
  z-index: 1;
  padding: clamp(32px, 6vw, 62px);
  border-top: 1px solid var(--line-soft);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.30), rgba(255,255,255,0.60));
}

.explain-header {
  max-width: 780px;
}

.explain-header h2 {
  margin-top: 0;
  max-width: 760px;
}

.explain-header p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: clamp(1.04rem, 1.55vw, 1.20rem);
}

.explain-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.explain-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.explain-card h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 1.18rem;
  letter-spacing: -0.025em;
}

.explain-card p {
  margin: 0;
}

@media (max-width: 980px) {
  .explain-grid {
    grid-template-columns: 1fr;
  }
}


/* Project life: lab notes, roadmap, FAQ, boundaries */

.journal-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}

.journal-entry {
  display: grid;
  grid-template-columns: minmax(110px, 150px) 1fr;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.journal-date {
  color: #7a5a11;
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.journal-entry h2 {
  margin: 0 0 8px;
  font-size: clamp(1.22rem, 2.2vw, 1.65rem);
  letter-spacing: -0.03em;
}

.journal-entry p {
  margin: 0;
}

.roadmap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 32px;
}

.roadmap-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 16px;
  align-items: start;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  color: var(--ink);
  background: rgba(214,163,43,0.12);
  border: 1px solid rgba(214,163,43,0.28);
  font-size: 0.86rem;
  font-weight: 900;
  white-space: nowrap;
}

.status-badge.active {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.status-badge.planned {
  color: #33495f;
  background: rgba(11,34,57,0.06);
  border-color: rgba(11,34,57,0.12);
}

.roadmap-item h2 {
  margin: 0 0 7px;
  font-size: clamp(1.18rem, 2.1vw, 1.55rem);
  letter-spacing: -0.03em;
}

.roadmap-item p {
  margin: 0;
}

.faq-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 32px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.045);
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  padding: 19px 22px;
  color: var(--ink);
  font-weight: 900;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: #7a5a11;
  font-weight: 900;
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list details p {
  margin: 0;
  padding: 0 22px 20px;
}

.boundary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.boundary-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.06);
}

.boundary-card h2 {
  margin-top: 0;
}

.boundary-card ul {
  margin: 12px 0 0;
  padding-left: 1.25rem;
  color: var(--muted);
  line-height: 1.75;
}

.boundary-card li + li {
  margin-top: 6px;
}

@media (max-width: 760px) {
  .journal-entry,
  .roadmap-item,
  .boundary-grid {
    grid-template-columns: 1fr;
  }
}


/* Technologies and tools stack */

.tool-stack-section {
  margin-top: 42px;
  padding-top: 36px;
  border-top: 1px solid var(--line-soft);
}

.tool-stack-section h2 { margin-bottom: 10px; }

.tool-stack-lead {
  max-width: 880px;
  color: var(--ink-soft);
  font-size: clamp(1.02rem, 1.5vw, 1.14rem);
}

.tool-category { margin-top: 30px; }

.tool-category h3 {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  letter-spacing: -0.025em;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.tool-card {
  min-height: 154px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255,255,255,0.66);
  box-shadow: 0 12px 35px rgba(11, 34, 57, 0.055);
}

.tool-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 42px;
  padding: 0 12px;
  margin-bottom: 16px;
  border-radius: 14px;
  color: #fff;
  background: var(--ink);
  font-weight: 950;
  letter-spacing: -0.04em;
  line-height: 1;
}

.tool-mark.light {
  color: var(--ink);
  background: rgba(214, 163, 43, 0.16);
  border: 1px solid rgba(214, 163, 43, 0.32);
}

.tool-card b {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 1.02rem;
}

.tool-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.55;
}

.trademark-note {
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px dashed rgba(11, 34, 57, 0.22);
  border-radius: 22px;
  background: rgba(255,255,255,0.50);
}

.trademark-note p {
  margin: 0;
  color: #40576d;
  font-size: 0.94rem;
}

@media (max-width: 1040px) {
  .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .tool-grid { grid-template-columns: 1fr; }
}