/* 9Mesh One Rule: elegance and depth, in the app's default Night Transit
   theme (BoardStyle.nightTransit): midnight dots, white ink, neon only where
   a line is. Layout: generous whitespace, one idea per section. */
:root {
  --bg: #07070f;
  --grid: #23233f;
  --card: #0d0d1d;
  --panel: #0f0f22;
  --ink: #f2fbff;
  --ink-soft: #a3a8c8;
  --rule: #26264a;
  --blank: #45457a;
  --easy: #5dcc8c;
  --medium: #e7b74e;
  --hard: #f18a4d;
  --expert: #bb91e5;
  --tutorial: #68b9ef;
  --hint: #fff35c;
  --cyan: #2de2e6;
  --display: "Outfit", "Avenir Next", system-ui, sans-serif;
  --body: "DM Sans", "Avenir Next", system-ui, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; overflow-x: hidden; }
body {
  margin: 0; background-color: var(--bg); color: var(--ink);
  font: 400 18px/1.6 var(--body);
  background-image: radial-gradient(var(--grid) 1.3px, transparent 1.5px);
  background-size: 26px 26px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); margin: 0; line-height: 1.02; letter-spacing: -0.025em; text-wrap: balance; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--hint); outline-offset: 3px; }

/* NAV */
.s-nav {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding-block: 12px;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
  background: rgba(7, 7, 15, .85); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.s-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 600 22px var(--display); letter-spacing: -0.02em; }
.s-brand img { border-radius: 8px; }
.s-links { display: flex; gap: 28px; }
.s-links a { text-decoration: none; font-size: 15px; color: var(--ink-soft); }
.s-links a:hover { color: var(--ink); }
.s-btn {
  display: inline-flex; align-items: center; padding: 12px 22px; border-radius: 999px; cursor: pointer;
  background: var(--cyan); color: var(--bg); border: 1.5px solid var(--cyan); text-decoration: none;
  font: 600 16px var(--display);
}
.s-btn-small { padding: 8px 16px; font-size: 14px; }
.s-btn-ghost { background: transparent; color: var(--ink); border-color: var(--blank); }
.s-btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.s-store {
  display: inline-flex; align-items: center; gap: 10px; padding: 11px 22px 11px 18px; border-radius: 14px;
  background: var(--ink); color: var(--bg); text-decoration: none; line-height: 1.1;
}
.s-store span { display: flex; flex-direction: column; font: 600 19px var(--display); }
.s-store small { font: 400 11px var(--body); opacity: .7; }

/* LAYOUT */
.s-section, .s-hero {
  max-width: 1180px; margin: 0 auto;
  padding-block: clamp(64px, 9vw, 120px);
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.s-head { max-width: 720px; display: flex; flex-direction: column; gap: 14px; margin-bottom: 44px; }
.s-head h2 { font-size: clamp(36px, 5vw, 60px); font-weight: 300; }
.s-head > p:last-child { color: var(--ink-soft); }
.s-kicker { font: 600 13px var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-soft); }

/* HERO */
.s-hero { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.s-hero h1 { font-size: clamp(60px, 8.6vw, 124px); font-weight: 200; }
.s-hero h1 span { font-weight: 600; color: var(--cyan); text-shadow: 0 0 34px rgba(45, 226, 230, .45); }
.s-hero-copy { display: flex; flex-direction: column; gap: 28px; }
.s-lede { font-size: clamp(18px, 1.6vw, 20px); color: var(--ink-soft); max-width: 32em; }
.s-try {
  padding: clamp(18px, 2.4vw, 28px); border-radius: 22px; background: var(--card);
  border: 1px solid var(--rule); box-shadow: 0 30px 80px -40px rgba(45, 226, 230, .35);
  display: flex; flex-direction: column; gap: 10px;
}
.s-try-label { font-size: 15px; color: var(--ink-soft); min-height: 1.6em; }
.s-try-label b { color: var(--easy); font-weight: 700; }
.try-tray { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.try-tray button {
  width: 56px; height: 56px; border-radius: 50%; cursor: pointer;
  background: var(--panel); color: var(--ink); border: 1.5px solid var(--blank);
  font: 600 24px var(--display); transition: border-color .15s, transform .15s, opacity .2s;
}
.try-tray button:hover:not(:disabled) { border-color: var(--cyan); transform: translateY(-2px); }
.try-tray button:disabled { opacity: .2; cursor: default; }

/* BOARDS (shared by the hero, tier cards) */
.mini-board { width: 100%; height: auto; display: block; overflow: visible; }
.mini-board .edge { fill: none; stroke-linecap: round; stroke-linejoin: round; opacity: .5; transition: opacity .4s, stroke .3s; }
.mini-board .eq.done .edge { opacity: 1; filter: drop-shadow(0 0 6px var(--glow)); }
.mini-board .eq.wrong .edge, .mini-board .eq.wrong .op { stroke: #ff4d6d; opacity: 1; }
.mini-board .op { fill: var(--bg); stroke-opacity: .85; }
.mini-board .optext { font-family: var(--display); font-weight: 600; fill: var(--ink); text-anchor: middle; dominant-baseline: central; pointer-events: none; }
.mini-board .node .face { fill: var(--panel); stroke: var(--blank); stroke-dasharray: 5 6; transition: stroke .2s, fill .2s; }
.mini-board .node.filled .face { stroke: var(--ink); stroke-dasharray: none; }
.mini-board .node.given .face { fill: var(--ink); stroke: var(--ink); stroke-dasharray: none; }
.mini-board .node.selected .face { stroke: var(--ink); stroke-dasharray: none; }
.mini-board .node.selected .halo { opacity: .16; }
.mini-board .halo { fill: var(--ink); opacity: 0; transition: opacity .2s; pointer-events: none; }
.mini-board .hit { fill: transparent; }
.mini-board .node text { font-family: var(--display); font-weight: 600; fill: var(--ink); text-anchor: middle; dominant-baseline: central; pointer-events: none; }
.mini-board .node.given text { fill: var(--bg); }
.mini-board .node[role="button"] { cursor: pointer; outline: none; }
.mini-board .node[role="button"]:focus-visible .face { stroke: var(--hint); stroke-dasharray: none; }
.eq-text { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 20px; min-height: 1.6em; margin: 0; font: 600 18px var(--display); font-variant-numeric: tabular-nums; }
.s-status { min-height: 1.5em; text-align: center; font-size: 15px; color: var(--ink-soft); }
.s-status b { color: var(--easy); }

/* TIERS */
.tiers { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 18px; }
.tier { grid-column: span 2; --glow: currentColor; display: flex; flex-direction: column; gap: 12px; padding: 22px; border-radius: 20px; background: var(--card); border: 1px solid var(--rule); }
.tier:nth-child(4) { grid-column: 2 / span 2; }
.tier-top { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.tier-name { font: 600 22px var(--display); color: var(--c); display: flex; align-items: center; gap: 10px; }
.tier-name::before { content: ""; width: 22px; height: 4px; border-radius: 2px; background: var(--c); }
.tier-spec { font-size: 13px; color: var(--ink-soft); text-align: right; }
.tier p { font-size: 15px; color: var(--ink-soft); }
.tier button { align-self: flex-start; }

/* AREA MAP */
.area { padding: clamp(18px, 2.6vw, 32px); border-radius: 24px; background: var(--card); border: 1px solid var(--rule); box-shadow: 0 30px 80px -50px rgba(45, 226, 230, .3); }
.area-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.area-name { font: 600 24px var(--display); letter-spacing: -0.02em; }
.area-tip { font-size: 15px; color: var(--ink-soft); }
.formula { font: 300 34px var(--display); letter-spacing: .02em; white-space: nowrap; }
.formula span { color: var(--c); font-weight: 600; }
.formula sub { font-size: .55em; color: var(--ink); font-weight: 400; }
.area-map { width: 100%; height: auto; display: block; margin: 18px 0; overflow: visible; }
.area-map .track { fill: none; stroke-width: 9; stroke-linecap: round; stroke-linejoin: round; transition: opacity .5s, stroke-dasharray .5s; }
.area-map .track.locked { opacity: .22; stroke-dasharray: 2 16; }
.area-map .done-track { filter: drop-shadow(0 0 6px var(--c)); fill: none; stroke-width: 9; stroke-linecap: round; stroke-linejoin: round; }
.area-map .st { cursor: default; }
.area-map .st circle.dot { fill: var(--bg); stroke: var(--ink); stroke-width: 4; transition: fill .3s, r .3s; }
.area-map .st.locked circle.dot { stroke: var(--blank); }
.area-map .st.solved circle.dot { fill: var(--c); stroke: var(--c); filter: drop-shadow(0 0 6px var(--c)); }
.area-map .st.next { cursor: pointer; }
.area-map .st.next circle.dot { stroke: var(--c); stroke-width: 5; }
.area-map .st .ring { fill: none; stroke: var(--c); stroke-width: 3; opacity: 0; }
.area-map .st.next .ring { opacity: 1; animation: ring 1.8s ease-out infinite; transform-box: fill-box; transform-origin: center; }
@keyframes ring { from { transform: scale(1); opacity: .9; } to { transform: scale(1.9); opacity: 0; } }
.area-map .st:focus-visible circle.dot { stroke: var(--hint); }
.area-map .inter { fill: var(--bg); stroke: var(--ink); stroke-width: 3; stroke-dasharray: 4 4; }
.area-map .core { fill: var(--bg); stroke: var(--cyan); stroke-width: 3; stroke-dasharray: 6 5; transition: fill .5s; }
.area-map .core.lit { fill: var(--cyan); stroke-dasharray: none; filter: drop-shadow(0 0 12px var(--cyan)); }
.area-map .core-text { font: 600 18px var(--display); text-anchor: middle; dominant-baseline: central; fill: var(--ink-soft); }
.area-map .core-text.lit { fill: var(--bg); }
.legend { display: flex; gap: 6px 22px; flex-wrap: wrap; font: 600 13px var(--display); letter-spacing: .06em; text-transform: uppercase; }
.legend span { color: var(--c); display: inline-flex; align-items: center; gap: 8px; }
.legend span::before { content: ""; width: 18px; height: 4px; border-radius: 2px; background: var(--c); }
.legend span.off { opacity: .45; }
.unlock-log { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-direction: column; gap: 8px; }
.unlock-log:empty { display: none; }
.unlock-log li {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 14px;
  background: var(--panel); border: 1px solid var(--rule); font-size: 16px;
  animation: slide .45s cubic-bezier(.2, .9, .3, 1.2);
}
.unlock-log li b { font-weight: 700; }
.unlock-log .badge { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; flex: none; background: var(--c, var(--ink)); color: var(--bg); font: 700 15px var(--display); }
.unlock-log img { width: 30px; height: 30px; border-radius: 8px; flex: none; }
@keyframes slide { from { opacity: 0; transform: translateY(-8px); } }

/* FINISH */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 0 0 64px; border-top: 1px solid var(--blank); }
.stats > div { padding: 22px 20px 0 0; }
.stats dt { font: 200 clamp(56px, 7vw, 92px) var(--display); line-height: 1; letter-spacing: -0.04em; }
.stats dd { margin: 10px 0 0; color: var(--ink-soft); font-size: 16px; max-width: 14em; }
.ladder-wrap h3 { font-size: 30px; font-weight: 400; }
.ladder-sub { color: var(--ink-soft); margin: 8px 0 24px; }
.ladder { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 10px; }
.ladder li { display: flex; align-items: center; gap: 14px; padding: 12px; border-radius: 16px; background: var(--card); border: 1px solid var(--rule); }
.ladder img { width: 46px; height: 46px; border-radius: 11px; flex: none; }
.ladder b { display: block; font: 600 17px var(--display); }
.ladder span { font-size: 14px; color: var(--ink-soft); }

/* FINAL */
.s-final { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 36px; }
.s-final h2 { font-size: clamp(40px, 6vw, 76px); font-weight: 200; }
.s-final h2 span { font-weight: 600; color: var(--cyan); text-shadow: 0 0 34px rgba(45, 226, 230, .45); }
.s-final-shot { width: min(820px, 100%); padding: 10px; border-radius: 13% / 30%; background: var(--card); border: 1px solid var(--rule); box-shadow: 0 40px 100px -40px rgba(45, 226, 230, .35); }
.s-screen { aspect-ratio: 2622 / 1206; border-radius: 11.5% / 26%; overflow: hidden; border: 1px solid var(--rule); max-width: 100%; }
.s-screen img { width: 100%; height: 100%; object-fit: cover; }
.s-footer { text-align: center; padding-block: 28px 40px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); border-top: 1px solid var(--rule); font-size: 13px; color: var(--ink-soft); }

@media (max-width: 960px) {
  .s-hero { grid-template-columns: minmax(0, 1fr); }
  .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tier, .tier:nth-child(4) { grid-column: auto; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 28px; }
}
@media (max-width: 600px) {
  .tiers { grid-template-columns: minmax(0, 1fr); }
  .s-links { display: none; }
  .try-tray button { width: 48px; height: 48px; font-size: 21px; }
  .formula { font-size: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Revision: facts, screens, player, map controls, Daily */
.s-price { font-size: 15px; color: var(--ink-soft); }
.s-try-label { color: var(--ink-soft); }
.s-try-label b { color: var(--ink); font-weight: 700; }
.facts {
  list-style: none; margin: 0 auto; max-width: 1180px; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr));
  border-block: 1px solid var(--rule);
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.facts li { padding: 18px 12px; font-size: 15px; color: var(--ink-soft); text-align: center; border-left: 1px solid var(--rule); }
.facts li:first-child { border-left: 0; }
.facts b { display: block; font: 600 19px var(--display); color: var(--ink); }
.s-screens { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; padding-block: clamp(40px, 6vw, 72px); }
.s-screens figure { margin: 0; }
.s-screens figcaption { margin-top: 12px; font-size: 14px; color: var(--ink-soft); text-align: center; }
.s-screen { box-shadow: 0 0 0 6px var(--panel), 0 0 0 7px var(--rule), 0 30px 60px -30px rgba(45, 226, 230, .3); }
.s-screen-big { border-radius: 9% / 20%; }
.tier.active { border-color: var(--c); box-shadow: 0 0 40px -16px var(--c); }
.tier button { margin-top: auto; }
.player {
  margin-top: 28px; padding: clamp(16px, 2.4vw, 28px); border-radius: 22px; background: var(--card);
  border: 1px solid var(--rule); display: flex; flex-direction: column; gap: 12px; max-width: 900px; margin-inline: auto;
}
.player[hidden] { display: none; }
.player-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.player-name { font: 600 20px var(--display); }
.player-btns { display: flex; gap: 8px; }
.s-btn:disabled { opacity: .35; cursor: default; }
.map-scroll { overflow-x: auto; margin: 18px 0 12px; }
.map-scroll .area-map { margin: 0; min-width: 640px; }
.area-map .hit { fill: transparent; }
.area-btns { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.s-daily { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.s-daily h2 { font-size: clamp(36px, 5vw, 60px); font-weight: 300; margin: 14px 0 18px; }
.s-daily > div > p { color: var(--ink-soft); }
.daily-points { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.daily-points li { padding-left: 26px; position: relative; }
.daily-points li::before { content: ""; position: absolute; left: 0; top: .55em; width: 12px; height: 12px; border-radius: 50%; border: 3px solid var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.s-final-icon { border-radius: 22px; box-shadow: 0 0 50px -8px rgba(45, 226, 230, .5); }
.s-plus { max-width: 34em; color: var(--ink-soft); font-size: 15px; }
@media (max-width: 960px) {
  .facts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .facts li:nth-child(4) { border-left: 0; }
  .facts li:nth-child(n+4) { border-top: 1px solid var(--rule); }
  .s-daily { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 600px) {
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts li { border-left: 0; border-top: 1px solid var(--rule); }
  .facts li:nth-child(even) { border-left: 1px solid var(--rule); }
  .facts li:nth-child(-n+2) { border-top: 0; }
  .s-screens { grid-template-columns: minmax(0, 1fr); }
  .eq-text { font-size: 16px; }
}
.s-hero-copy .s-store { align-self: flex-start; }
.s-hero-copy { gap: 22px; }

/* Revision 2 */
.s-hero { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); }
.s-hero h1 { font-size: clamp(52px, 6.2vw, 96px); }
.s-get {
  display: inline-flex; align-items: center; padding: 8px 16px; border-radius: 999px;
  background: var(--ink); color: var(--bg); text-decoration: none; font: 600 14px var(--display);
}
.s-btn-ghost { background: transparent; color: var(--cyan); border-color: rgba(45, 226, 230, .45); }
.s-btn-ghost:hover:not(:disabled) { border-color: var(--cyan); background: rgba(45, 226, 230, .08); color: var(--cyan); }
.s-btn-quiet { background: transparent; color: var(--ink-soft); border-color: transparent; }
.s-btn-quiet:hover:not(:disabled) { color: var(--ink); border-color: var(--blank); }
.s-next { align-self: center; }
.s-next[hidden] { display: none; }
.hint-card {
  margin: 0; padding: 12px 16px; border-radius: 14px; font-size: 16px;
  background: rgba(255, 243, 92, .08); border: 1.5px solid rgba(255, 243, 92, .55); color: var(--ink);
}
.hint-card[hidden] { display: none; }
.hint-card b { color: var(--hint); white-space: nowrap; }
.mini-board .eq.hinted .edge { stroke: var(--hint); opacity: 1; }
.mini-board .eq.hinted .op { stroke: var(--hint); }
.mini-board .node.hintnode .face { stroke: var(--hint); stroke-dasharray: 8 6; stroke-width: 6; }
.tiers { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.tier, .tier:nth-child(4) { grid-column: auto; }
.tier .mini-board { cursor: pointer; }
.formula-wrap { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; max-width: 360px; text-align: right; }
.formula-note { font-size: 13px; color: var(--ink-soft); }
.unlock-log li[hidden] { display: none; }
.unlock-log li.more { background: none; border: 0; padding: 4px 16px; font-size: 14px; color: var(--ink-soft); animation: none; }
.s-screens { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.screen-tabs { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; padding: 5px; border-radius: 999px; background: var(--panel); border: 1px solid var(--rule); }
.screen-tabs button {
  padding: 8px 16px; border-radius: 999px; border: 0; cursor: pointer; background: transparent;
  color: var(--ink-soft); font: 600 14px var(--display);
}
.screen-tabs button[aria-selected="true"] { background: var(--ink); color: var(--bg); }
.screen-view { margin: 0; width: min(900px, 100%); }
.screen-view figcaption { margin-top: 14px; text-align: center; color: var(--ink-soft); font-size: 15px; }
.badges-wrap { margin-bottom: 56px; }
.badges-wrap h3, .ladder-wrap h3 { font-size: 30px; font-weight: 400; margin-bottom: 20px; }
.badges { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 18px 12px; }
.badges li { display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; font-size: 13px; color: var(--ink-soft); }
.badges img { width: 80px; height: 80px; border-radius: 50%; }
@media (max-width: 960px) {
  .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .badges { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .formula-wrap { align-items: flex-start; text-align: left; }
}
@media (max-width: 600px) {
  .tiers { grid-template-columns: minmax(0, 1fr); }
  .badges { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .badges img { width: 64px; height: 64px; }
  .player-btns { flex-wrap: wrap; }
}

/* Footer, as on the Stillmere site */
.s-footer {
  display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; text-align: left;
  max-width: 1180px; margin: 0 auto; padding-block: 2rem;
  border-top: 1px solid var(--rule); font-size: 0.875rem;
}
.s-footer a { color: var(--ink-soft); text-decoration: none; }
.s-footer a:hover { color: var(--ink); }
.s-footer .maker { margin-left: auto; color: #7d82a6; }
.s-footer .maker:hover { color: var(--ink-soft); }

/* 9Mesh Plus: free vs Plus */
.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 900px; }
.plan { padding: 28px; border-radius: 22px; background: var(--card); border: 1px solid var(--rule); display: flex; flex-direction: column; gap: 6px; }
.plan h3 { font-size: 26px; font-weight: 600; }
.plan-price { color: var(--ink-soft); margin-bottom: 12px; }
.plan ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.plan li { padding-left: 28px; position: relative; color: var(--ink-soft); }
.plan li::before { content: ""; position: absolute; left: 0; top: .45em; width: 12px; height: 12px; border-radius: 50%; border: 3px solid var(--blank); }
.plan li b { color: var(--ink); font-weight: 600; }
.plan-plus { border-color: var(--cyan); box-shadow: 0 0 60px -24px rgba(45, 226, 230, .55); }
.plan-plus h3 { color: var(--cyan); }
.plan-plus li::before { border-color: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
@media (max-width: 700px) { .plans { grid-template-columns: minmax(0, 1fr); } }