/* Shared styles for spacedatanetwork.org (index.html, onboarding.html).
   System font stacks only: the site loads nothing from third parties. */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #000;
  --panel: rgba(28, 28, 30, 0.72);
  --panel-solid: #161617;
  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.22);
  --text: #f5f5f7;
  --text-2: rgba(245, 245, 247, 0.78);
  --muted: #8e8e93;
  --accent: #f5a524;
  --alert: #ff3b30;
  --accent-soft: rgba(245, 165, 36, 0.14);
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
  --radius: 20px;
  --radius-sm: 12px;
  --max: 1120px;
  --nav-bg: rgba(18, 18, 19, 0.9);
  --wash: rgba(255, 255, 255, 0.06);
  --card-hover: rgba(40, 40, 44, 0.8);
  --hi-bg: #fff;
  --hi-fg: #000;
  --dim-bg: rgba(0, 0, 0, 0.5);
  --paper-bg: #0b0b0c;
  --inline-code: rgba(255, 255, 255, 0.07);
  --earth-text-shadow: 0 1px 18px rgba(0,0,0,.85), 0 0 2px rgba(0,0,0,.6);
  --earth-text-shadow-strong: 0 1px 3px rgba(0,0,0,.9), 0 0 22px rgba(0,0,0,.9), 0 0 44px rgba(0,0,0,.6);
  --shade: linear-gradient(180deg, rgba(0,0,0,.2) 0%, rgba(0,0,0,.55) 60%, rgba(0,0,0,.8) 100%);
  --earth-shade: linear-gradient(180deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,0) 30%, rgba(0,0,0,0) 70%, rgba(0,0,0,.35) 100%);
  color-scheme: dark;
}

/* Light theme (theme switcher sets data-theme on <html>; dark is the default). */
:root[data-theme="light"] {
  --bg: #f5f5f7;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-solid: #ffffff;
  --border: rgba(0, 0, 0, 0.1);
  --border-strong: rgba(0, 0, 0, 0.2);
  --text: #1d1d1f;
  --text-2: rgba(29, 29, 31, 0.8);
  --muted: #6e6e73;
  --accent: #c77d00;
  --accent-soft: rgba(199, 125, 0, 0.12);
  --nav-bg: rgba(250, 250, 252, 0.88);
  --wash: rgba(0, 0, 0, 0.05);
  --card-hover: rgba(255, 255, 255, 0.95);
  --hi-bg: #1d1d1f;
  --hi-fg: #fff;
  --dim-bg: rgba(255, 255, 255, 0.72);
  --paper-bg: #fafafa;
  --inline-code: rgba(0, 0, 0, 0.06);
  --earth-text-shadow: 0 1px 14px rgba(255,255,255,.9), 0 0 2px rgba(255,255,255,.8);
  --earth-text-shadow-strong: 0 1px 3px rgba(255,255,255,.95), 0 0 20px rgba(255,255,255,.95), 0 0 40px rgba(255,255,255,.7);
  --shade: linear-gradient(180deg, rgba(245,245,247,.3) 0%, rgba(245,245,247,.6) 60%, rgba(245,245,247,.85) 100%);
  --earth-shade: linear-gradient(180deg, rgba(245,245,247,.45) 0%, rgba(245,245,247,0) 30%, rgba(245,245,247,0) 70%, rgba(245,245,247,.45) 100%);
  color-scheme: light;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: var(--sdn-stack-footer-height, 40px);
}
a { color: inherit; }
img { max-width: 100%; display: block; }
code, pre { font-family: var(--font-mono); }
[id] { scroll-margin-top: calc(var(--sdn-stack-header-height, 52px) + 16px); }

/* Background video */
.bg-video { position: fixed; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; opacity: 0; transition: opacity 1s ease; }
.bg-video.loaded { opacity: 0.35; }
.bg-shade { position: fixed; inset: 0; z-index: -1; background: var(--shade); }
@media (prefers-reduced-motion: reduce) { .bg-video { display: none; } }

/* The top bar and footer are the shared sdn-chrome kit (assets/sdn-chrome/). */

/* Layout */
main { padding-top: var(--sdn-stack-header-height, 52px); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
section.block { padding: 72px 0; }
.eyebrow { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 10px; }
h1 { font-size: clamp(40px, 7vw, 76px); line-height: 1.04; letter-spacing: -0.03em; font-weight: 700; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
h3 { font-size: 19px; line-height: 1.3; font-weight: 600; }
.lede { font-size: clamp(17px, 2vw, 21px); color: var(--text-2); max-width: 680px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 999px; font-size: 15px; font-weight: 600; text-decoration: none; border: 1px solid var(--border-strong); background: rgba(255,255,255,.04); transition: background .18s, border-color .18s, color .18s; }
.btn:hover { background: var(--wash); border-color: var(--border-strong); }
.btn-primary { background: var(--hi-bg); color: var(--hi-fg); border-color: var(--hi-bg); }
.btn-primary:hover { background: var(--hi-bg); }
.btn svg { width: 16px; height: 16px; }

/* Cards */
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--text-2); font-size: 15px; }
.card .icon { width: 28px; height: 28px; color: var(--accent); margin-bottom: 14px; }

/* Code: label top-left, Copy top-right, commands wrap instead of clipping */
.code { position: relative; min-width: 0; background: #0b0b0c; border: 1px solid var(--border); border-radius: var(--radius-sm); margin-top: 10px; padding-top: 34px; }
.code pre { padding: 4px 16px 14px; font-size: 13px; line-height: 1.6; color: #e5e5ea; white-space: pre; overflow-x: auto; }
.code .label { position: absolute; top: 9px; left: 16px; font-size: 12px; color: var(--muted); }
.copy { position: absolute; top: 6px; right: 8px; font: 12px var(--font-sans); color: var(--text-2); background: var(--wash); border: 1px solid var(--border); border-radius: 6px; padding: 3px 9px; cursor: pointer; }
.copy:hover { color: var(--text); }
.grid > *, .step > * { min-width: 0; }
p code, li code { overflow-wrap: anywhere; }

/* Link lists */
.links { list-style: none; display: grid; gap: 8px; margin-top: 12px; }
.links a { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 10px; text-decoration: none; font-size: 14px; background: rgba(255,255,255,.02); }
.links a:hover { border-color: var(--border-strong); background: var(--wash); }
.links a span:last-child { color: var(--muted); font-size: 13px; }

/* Collapsibles */
details.more { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--panel); }
details.more > summary { cursor: pointer; padding: 16px 20px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
details.more > summary::-webkit-details-marker { display: none; }
details.more > summary::after { content: '+'; color: var(--muted); font-weight: 400; }
details.more[open] > summary::after { content: '\2212'; }
details.more > .body { padding: 0 20px 20px; color: var(--text-2); font-size: 15px; }
details.more > .body p, details.more > .body ul { margin-top: 12px; }
details.more > .body ul { padding-left: 20px; }
details.more > .body h3 { margin-top: 24px; color: var(--text); font-size: 16px; }
details.more a { text-decoration: underline; text-underline-offset: 2px; }
.table-wrap { overflow-x: auto; margin-top: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--text); font-weight: 600; }


/* Card header: icon inline with the title */
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.card-head .icon { flex: none; width: 24px; height: 24px; margin: 0; }
.card-head h3 { margin: 0; }
a.card { display: flex; flex-direction: column; text-decoration: none; transition: border-color .15s, background .15s, transform .15s; }
a.card:hover { border-color: var(--border-strong); background: var(--card-hover); transform: translateY(-2px); }
.card .more-link { margin-top: auto; padding-top: 14px; font-size: 14px; font-weight: 600; color: var(--accent); }

/* Centered pages */
body.centered .hero, body.centered .page-hero { align-items: center; text-align: center; }
body.centered .lede { margin-left: auto; margin-right: auto; }
body.centered .actions { justify-content: center; }
body.centered .card { text-align: center; }
body.centered .card-head { justify-content: center; }
body.centered .head { text-align: center; margin: 0 auto 32px; max-width: 760px; display: grid; gap: 12px; }
.cards { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.cards > .card { flex: 1 1 300px; max-width: 360px; }
.page-hero { display: flex; flex-direction: column; gap: 18px; padding: 72px 20px 24px; }
.page-hero h1 { font-size: clamp(36px, 6vw, 64px); }
.note { max-width: 760px; margin: 24px auto 0; color: var(--text-2); text-align: center; }
.note a { text-decoration: underline; text-underline-offset: 2px; }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 28px; text-align: center; }
.stats strong { display: block; font-size: clamp(26px, 3.5vw, 38px); letter-spacing: -0.02em; color: var(--accent); }
.stats span { color: var(--text-2); font-size: 14px; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.steps { list-style: none; counter-reset: step; display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 20px; }
.steps li { counter-increment: step; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 18px; text-align: center; display: grid; gap: 6px; }
.steps li::before { content: counter(step); justify-self: center; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: #000; font-weight: 700; font-size: 14px; }
.steps span { color: var(--text-2); font-size: 14px; }
.layers { display: grid; gap: 10px; max-width: 620px; margin: 0 auto; }
.layers div { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 18px; text-align: center; display: grid; gap: 2px; }
.layers b { color: var(--accent); font-size: 13px; text-transform: uppercase; letter-spacing: .1em; }
.layers span { color: var(--text-2); font-size: 15px; }
.figure { max-width: 760px; margin: 0 auto; display: grid; gap: 8px; }
.figure img { border-radius: var(--radius-sm); border: 1px solid var(--border); width: 100%; height: auto; }
.figure figcaption { font-size: 13px; color: var(--muted); text-align: center; }
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.code pre { text-align: left; }
details.more > .body { text-align: left; }
/* Dark scrollbars for code that still overflows on narrow screens */
.code pre { scrollbar-color: rgba(255,255,255,.25) transparent; scrollbar-width: thin; }
.code pre::-webkit-scrollbar { height: 6px; }
.code pre::-webkit-scrollbar-track { background: transparent; }
.code pre::-webkit-scrollbar-thumb { background: rgba(255,255,255,.25); border-radius: 3px; }

/* Scroll-driven Earth (earth.js) replaces the background video where WebGL2 runs */
#earth { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; opacity: 0; transition: opacity 1.2s ease; }
#earth.loaded { opacity: 1; }
.has-earth .bg-shade { background: var(--earth-shade); }
.has-earth .head, .has-earth .hero, .has-earth .page-hero, .has-earth .chapter { text-shadow: var(--earth-text-shadow); }
/* Buttons carry their own backgrounds; a shadow only blurs their labels. */
.has-earth .btn { text-shadow: none; }
.has-earth .btn:not(.btn-primary) { background: var(--dim-bg); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
/* earth.js close-approach flag (canvas[data-conjunction]) */
.ca-alert { position: fixed; left: 0; top: 0; z-index: -1; pointer-events: none; opacity: 0; display: flex; flex-direction: column; align-items: center; gap: 4px; filter: drop-shadow(0 0 12px rgba(255,59,48,.7)); will-change: transform, opacity; }
.ca-alert span { font: 700 11px var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: #fff; background: #ff3b30; border-radius: 6px; padding: 2px 7px; }
#earth[data-idle] ~ .ca-alert { visibility: hidden; }
.story { min-height: 88vh; display: flex; flex-direction: column; justify-content: center; }
.story-left .wrap > * { margin-left: 0; }

/* Scroll reveals (site.js) */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--reveal-delay, 0ms); }
.reveal.in { opacity: 1; transform: none; }
.hero > *, .page-hero > * { animation: rise 1s cubic-bezier(.2,.7,.2,1) both; }
.hero > :nth-child(2), .page-hero > :nth-child(2) { animation-delay: .12s; }
.hero > :nth-child(3), .page-hero > :nth-child(3) { animation-delay: .24s; }
.hero > :nth-child(4), .page-hero > :nth-child(4) { animation-delay: .36s; }
.hero > :nth-child(5), .page-hero > :nth-child(5) { animation-delay: .48s; }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .hero > *, .page-hero > * { animation: none; } }

/* Catalog page */
.narrow { max-width: 860px; margin-left: auto; margin-right: auto; }
.chapter { max-width: 720px; margin: 64px auto 20px; display: grid; gap: 10px; }
body.centered .chapter { text-align: center; }
.chapter p { color: var(--text-2); font-size: 17px; }
.chapter h3 { font-size: clamp(22px, 2.6vw, 28px); letter-spacing: -0.01em; }
.chapter-num { justify-self: center; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: #000; font-weight: 700; font-size: 15px; }
.photo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; max-width: 980px; margin: 8px auto 24px; }
.photo-grid figure { display: grid; gap: 10px; align-content: start; }
.photo-grid img { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.photo-grid figcaption, .figure figcaption { font-size: 14px; color: var(--text-2); text-align: left; }
body.centered .photo-grid figcaption { text-align: center; }
.photo-grid figcaption b { color: var(--text); font-weight: 600; }
.photo-grid figcaption span { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
@media (max-width: 620px) { .photo-grid { grid-template-columns: 1fr; } }
.figure { margin-top: 12px; margin-bottom: 12px; }
.figure-wide { max-width: 980px; }
.figure-light img { background: #fff; padding: 12px; }
body.centered .figure figcaption { text-align: center; }
.grid.narrow { margin-top: 8px; }
.steps-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 980px; margin: 32px auto 0; }
@media (max-width: 820px) { .steps-3 { grid-template-columns: 1fr; } }
.steps b { font-size: 16px; }
.table-wrap.narrow table { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm); border-collapse: separate; border-spacing: 0; overflow: hidden; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.table-wrap.narrow th, .table-wrap.narrow td { padding: 12px 16px; }
.table-wrap.narrow tr:last-child > * { border-bottom: 0; }
.table-wrap.narrow td { color: var(--text-2); }
.compare tbody th { color: var(--text); white-space: nowrap; }
.compare td:last-child { color: var(--text); }
.compare thead th:last-child { color: var(--accent); }
@media (max-width: 620px) { .compare tbody th { white-space: normal; } }

/* Whitepapers index (cards written by build-whitepapers.mjs; the paper pages
   are styled by whitepapers-app/paper.css) */
/* Four papers to a row, or two by two: never one alone on a row */
.papers { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; max-width: 1120px; margin: 0 auto; }
@media (min-width: 1100px) { .papers { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.paper-card { display: flex; flex-direction: column; padding: 0; overflow: hidden; text-align: left; transition: border-color .2s, background .2s; }
body.centered .paper-card { text-align: left; }
.paper-card:hover { border-color: var(--accent); background: var(--card-hover); }
.paper-cover { position: relative; display: block; aspect-ratio: 20 / 9; overflow: hidden; background: radial-gradient(ellipse 80% 120% at 0% 0%, #10131c, #000 70%); border-bottom: 1px solid var(--border); }
.paper-cover img, .paper-cover svg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cover-planet { fill: #0d2a55; stroke: rgba(120,170,255,.55); stroke-width: 2; filter: drop-shadow(0 0 18px rgba(80,140,255,.55)); }
.cover-orbit { fill: none; stroke: rgba(245,165,36,.75); stroke-width: 1.4; }
.cover-orbit.faint { stroke: rgba(245,245,247,.22); stroke-dasharray: 3 5; }
.cover-sat { fill: #f5a524; filter: drop-shadow(0 0 6px #f5a524); }
.cover-sat.alt { fill: #ff3b30; filter: drop-shadow(0 0 6px #ff3b30); }
.cover-conjunctions .cover-planet { fill: #2a1a08; stroke: rgba(255,180,90,.55); filter: drop-shadow(0 0 18px rgba(245,165,36,.45)); }
.cover-security .cover-planet { fill: #0c2420; stroke: rgba(110,220,190,.5); filter: drop-shadow(0 0 18px rgba(80,200,170,.4)); }
.paper-card-body { flex: 1; display: flex; flex-direction: column; gap: 10px; padding: 22px 24px 24px; }
.paper-card .eyebrow { margin: 0; color: var(--accent); font-size: 12px; }
.paper-card h3 { font-size: 22px; line-height: 1.25; letter-spacing: -.01em; }
.paper-card h3 a { text-decoration: none; }
.paper-card h3 a:hover { color: var(--accent); }
.papers .meta { font-size: 13px; color: var(--muted); }
.papers .formats { margin-top: auto; padding-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.papers .formats a { font-size: 14px; font-weight: 600; text-decoration: none; padding: 7px 16px; border: 1px solid var(--border-strong); border-radius: 999px; transition: background .15s, color .15s, border-color .15s; }
.papers .formats a:first-child { background: var(--hi-bg); color: var(--hi-fg); border-color: var(--hi-bg); }
.papers .formats a:not(:first-child):hover { background: var(--wash); }
@media (max-width: 600px) {
  .papers { gap: 12px; }
  .paper-card-body { padding: 14px 14px 16px; gap: 8px; }
  .paper-card h3 { font-size: 17px; }
  .paper-card-body > p:not(.eyebrow):not(.meta) { font-size: 13.5px; line-height: 1.45; }
  .papers .formats a { padding: 5px 11px; font-size: 13px; }
}

/* Button groups: the hovered button turns white with black text, and the
   primary gives up its white so only one button reads as selected. */
.actions .btn:hover, .has-earth .actions .btn:hover { background: var(--hi-bg); color: var(--hi-fg); border-color: var(--hi-bg); }
.actions:hover .btn-primary:not(:hover) { background: var(--dim-bg); color: var(--text); border-color: var(--border-strong); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }

:root[data-theme="light"] .figure img[src$=".svg"], :root[data-theme="light"] .chart { box-shadow: 0 1px 2px rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.06); }
:root[data-theme="light"] .bg-video { display: none; }

/* Problem cards: a red cross in the corner marks what is broken today; the
   footer line says what the network does about it. */
.card.shift { display: flex; flex-direction: column; }
.card.shift .fix { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); color: var(--text); font-weight: 500; }
.card.shift > p:not(.fix) { margin-bottom: 16px; }
.now-tag, .fix-tag { display: block; margin-bottom: 4px; font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.now-tag { color: var(--muted); }
.fix-tag { color: var(--accent); }

/* Ways to take part: four steps on one rail, deeper to the right. */
.depth { list-style: none; position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; max-width: 1120px; margin: 0 auto; padding-top: 22px; }
.depth::before { content: ""; position: absolute; top: 40px; left: 12.5%; right: 12.5%; height: 2px; background: linear-gradient(90deg, var(--border-strong), var(--accent)); }
.depth-step { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 58px 22px 22px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); text-align: left; }
body.centered .depth-step { text-align: left; }
.depth-num { position: absolute; top: -22px; left: 50%; transform: translateX(-50%); width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 16px; background: var(--panel-solid); color: var(--text); border: 2px solid var(--border-strong); }
.depth-step:nth-child(2) .depth-num { border-color: rgba(245,165,36,.5); }
.depth-step:nth-child(3) .depth-num { border-color: rgba(245,165,36,.8); }
.depth-step:nth-child(4) .depth-num { border-color: var(--accent); background: var(--accent); color: #000; }
.depth-tag { font: 600 12px var(--font-sans); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.depth-step h3 { font-size: 21px; }
.depth-step p:not(.depth-tag) { color: var(--text-2); font-size: 15px; }
.depth-step .more-link { margin-top: auto; padding-top: 10px; font-size: 14px; font-weight: 600; color: var(--accent); text-decoration: none; }
@media (max-width: 900px) {
  .depth { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; }
  .depth::before { display: none; }
}
@media (max-width: 620px) { .depth { grid-template-columns: 1fr; } }