/* Tier Athletics — site styles. The app's world: pure black, tier hue as light, thin numerals. */
:root {
  --ground: #000;
  --ink: #f2f2f2;
  --ink-2: #b4b4b4;
  --ink-3: #8a8a8a;
  --rule: #2e2e2e;
  --rule-2: #3d3d3d;
  --accent: #ff4b2b;
  --hue: #3a3f46;          /* current rung's light; unranked by default */
  --hue-text: #b0b0b0;
  --display: "Jost", "Futura", "Century Gothic", sans-serif;
  --label: "Barlow Semi Condensed", "Arial Narrow", sans-serif;
  --gutter: clamp(20px, 5vw, 72px);
  --pad: max(var(--gutter), calc((100vw - 1360px) / 2));
  color-scheme: dark;
}
@property --hue { syntax: "<color>"; inherits: true; initial-value: #3a3f46; }
@property --hue-text { syntax: "<color>"; inherits: true; initial-value: #b0b0b0; }
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-color: var(--rule-2) var(--ground); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 17px/1.6 var(--display);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: --hue 900ms cubic-bezier(.16,1,.3,1), --hue-text 900ms cubic-bezier(.16,1,.3,1);
}
@media (prefers-reduced-motion: reduce) { body { transition: none; } }
::selection { background: var(--accent); color: #000; }
img { max-width: 100%; display: block; }
a { color: inherit; text-underline-offset: 0.22em; text-decoration-thickness: 1px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: #000; padding: 8px 12px; z-index: 50; }
.skip:focus { left: 8px; }

/* The light. One fixed field that takes the colour of whichever rung is in view. */
.aurora {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(160% 95% at 50% -14%, var(--hue) 0%, color-mix(in srgb, var(--hue) 55%, transparent) 30%, color-mix(in srgb, var(--hue) 16%, transparent) 58%, transparent 78%),
    radial-gradient(120% 70% at 50% 122%, color-mix(in srgb, var(--hue) 55%, transparent) 0%, transparent 74%),
    var(--ground);
}
body[data-rung="0"] .aurora { background: var(--ground); }
@supports not (color: color-mix(in srgb, red 50%, blue)) {
  .aurora { background: radial-gradient(120% 70% at 50% -8%, var(--hue) 0%, transparent 60%), var(--ground); opacity: .55; }
}

/* Labels: the app's tracked caps. */
.label {
  font: 600 13px/1.3 var(--label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
}

/* Header */
.bar {
  position: relative; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px var(--pad);
}
.wordmark { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.wordmark img { width: 32px; height: 32px; border-radius: 8px; }
.wordmark span { font: 300 22px/1 var(--display); letter-spacing: 0.32em; }
.tabs { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 36px); margin-left: auto; }
.tab {
  position: relative; text-decoration: none; white-space: nowrap;
  font: 600 14px/1 var(--label); letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-2); padding: 14px 0;
}
.tab::after { content: ""; position: absolute; left: 0; right: 0; bottom: 6px; height: 1.5px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform 250ms cubic-bezier(.16,1,.3,1); }
.tab:hover { color: var(--ink); }
.tab:hover::after { transform: scaleX(.4); }
.tab[aria-current="page"] { color: var(--ink); }
.tab[aria-current="page"]::after { transform: scaleX(1); }
.bar > .store { margin-left: clamp(16px, 2.4vw, 32px); }

.store {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 48px; padding: 0 22px;
  border-radius: 999px;
  background: var(--ink); color: #000;
  font: 500 16px/1 var(--display); text-decoration: none; white-space: nowrap;
  transition: background 200ms, transform 200ms cubic-bezier(.16,1,.3,1);
}
.store svg { width: 18px; height: 18px; flex: none; }
.store:hover { background: #fff; transform: translateY(-1px); }
.store:active { transform: translateY(0); }
.store.small { min-height: 40px; padding: 0 16px; font-size: 14px; }
.store.accent { background: var(--accent); color: #000; }
.store.accent:hover { background: #ff6a4f; }

/* After the hero, the download stays one tap away without covering the light. */
.float[hidden] { display: none; }
.float { position: fixed; left: var(--pad); bottom: 20px; z-index: 18; box-shadow: 0 10px 30px -10px rgba(0,0,0,.8); }

/* Ladder rail: always says where you are. */
.rail {
  position: fixed; right: clamp(10px, 1.6vw, 28px); top: 50%; transform: translateY(-50%);
  z-index: 15; display: flex; flex-direction: column-reverse; gap: 6px; list-style: none; margin: 0; padding: 0;
}
.rail a {
  display: grid; grid-template-columns: 26px 18px; align-items: center; justify-items: end; gap: 8px;
  text-decoration: none; padding: 3px 0;
  font: 600 11px/1 var(--label); letter-spacing: .08em; color: var(--ink-3);
}
.rail a i { width: 18px; height: 2px; background: var(--rule-2); border-radius: 2px; transform: scaleX(.55); transform-origin: right; transition: transform 300ms cubic-bezier(.16,1,.3,1), background 300ms; justify-self: end; }
.rail a[aria-current="true"] { color: var(--ink); }
.rail a[aria-current="true"] i { transform: scaleX(1); background: var(--c, var(--ink)); }
.rail a:hover i { background: var(--c, var(--ink)); }
@media (max-width: 760px) { .rail { display: none; } }

/* Hero: unranked */
.hero {
  min-height: calc(100svh - 76px);
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(32px, 6vw, 96px);
  align-items: center;
  padding: clamp(24px, 5vh, 64px) calc(var(--pad) + 40px) clamp(48px, 8vh, 96px) var(--pad);
}
.hero h1 {
  font: 300 clamp(48px, 7.2vw, 104px)/0.95 var(--display);
  letter-spacing: -0.035em; margin: 0 0 28px; text-wrap: balance;
}
.hero .lede { font-size: clamp(18px, 1.6vw, 21px); color: var(--ink-2); max-width: 34ch; margin: 0 0 36px; }
.hero .lede strong { color: var(--ink); font-weight: 500; }
.hero .cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
.hero .cta small { color: var(--ink-3); font-size: 14px; }

/* Calculator: the page's instrument. */
.calc {
  border: 1px solid var(--rule); border-radius: 16px;
  padding: clamp(22px, 3vw, 36px);
  background: rgba(0,0,0,.55);

}
.calc-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 22px; }
.seg { display: inline-flex; border: 1px solid var(--rule-2); border-radius: 999px; padding: 3px; }
.seg button {
  appearance: none; border: 0; background: transparent; color: var(--ink-2);
  font: 600 13px/1 var(--label); letter-spacing: .12em; text-transform: uppercase;
  min-height: 34px; padding: 0 14px; border-radius: 999px; cursor: pointer;
}
.seg button[aria-pressed="true"] { background: var(--ink); color: #000; }
.lifts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.lift label { display: block; margin-bottom: 8px; }
.lift .field { position: relative; }
.lift input {
  width: 100%; min-height: 64px;
  background: #0b0b0b; color: var(--ink);
  border: 1px solid var(--rule-2); border-radius: 12px;
  padding: 0 38px 0 14px;
  font: 400 30px/1 var(--display); font-variant-numeric: tabular-nums;
  caret-color: var(--accent);
  -moz-appearance: textfield;
}
.lift input::-webkit-outer-spin-button, .lift input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.lift input::placeholder { color: #7d7d7d; }
.lift input:hover { border-color: #555; }
.lift input:focus { outline: none; border-color: var(--hue-text); }
.lift .unit { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--ink-3); font-size: 14px; pointer-events: none; }

.result { display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: center; margin-top: 28px; padding-top: 26px; border-top: 1px solid var(--rule); }
.ring {
  width: 108px; height: 108px; border-radius: 50%;
  border: 1.5px dashed var(--rule-2);
  display: grid; place-items: center;
  font: 200 40px/1 var(--display); letter-spacing: .02em;
  transition: border-color 500ms, box-shadow 700ms, color 500ms;
}
.ring.lit { border-style: solid; border-color: var(--hue); box-shadow: 0 0 60px -6px color-mix(in srgb, var(--hue) 70%, transparent), inset 0 0 40px -18px var(--hue); }
.result h2 { font: 500 28px/1.1 var(--display); margin: 0 0 6px; letter-spacing: -0.01em; }
.result p { margin: 0; color: var(--ink-2); font-size: 16px; }
.result .next { margin-top: 8px; color: var(--hue-text); }

/* Rungs */
.climb-intro { padding: clamp(80px, 14vh, 160px) var(--pad) clamp(40px, 6vh, 64px); }
.climb-intro h2 { font: 300 clamp(36px, 5vw, 72px)/1 var(--display); letter-spacing: -0.03em; margin: 0 0 18px; max-width: 16ch; }
.climb-intro p { color: var(--ink-2); max-width: 58ch; margin: 0; font-size: 19px; }

.rung {
  position: relative; overflow: hidden;
  min-height: 88svh;
  padding: clamp(56px, 10vh, 120px) calc(var(--pad) + 40px) clamp(56px, 10vh, 120px) var(--pad);
  border-top: 1px solid color-mix(in srgb, var(--c) 35%, var(--rule));
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center;
}
.numeral {
  position: absolute; right: calc(var(--pad) + 96px); bottom: -0.14em;
  font: 100 clamp(180px, 24vw, 400px)/0.8 var(--display);
  letter-spacing: -0.02em; color: transparent;
  -webkit-text-stroke: 1.5px color-mix(in srgb, var(--c) 62%, transparent);
  pointer-events: none; user-select: none; white-space: nowrap; z-index: 0;
}
.rung .copy, .rung figure, .rung .overload, .rung .quiet { position: relative; z-index: 1; }
.rung .tierline { color: var(--ct); }
.rung h3 { font: 300 clamp(48px, 5.4vw, 92px)/0.95 var(--display); letter-spacing: -0.035em; margin: 10px 0 14px; }
.rung .meaning { font-size: clamp(19px, 1.7vw, 23px); color: var(--ink); margin: 0 0 32px; max-width: 30ch; }

.thresholds { width: 100%; max-width: 440px; border-collapse: collapse; font-variant-numeric: tabular-nums; margin-bottom: 36px; }
.thresholds th, .thresholds td { padding: 12px 0; border-bottom: 1px solid var(--rule); text-align: right; }
.thresholds th:first-child, .thresholds td:first-child { text-align: left; }
.thresholds thead th { font: 600 12px/1 var(--label); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); padding-top: 0; }
.thresholds tbody th { font: 600 13px/1 var(--label); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.thresholds td { font-size: 22px; font-weight: 400; width: 26%; }
.thresholds td span { color: var(--ink-3); font-size: 14px; margin-left: 3px; }

.feature h4 { font: 500 22px/1.2 var(--display); margin: 0 0 8px; }
.feature p { color: var(--ink-2); margin: 0; max-width: 46ch; }
.feature p + p { margin-top: 10px; }
.max { color: var(--accent); }
a.max { text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent); }
a.max:hover { text-decoration-color: var(--accent); }

.phone {
  margin: 0; justify-self: center; width: min(360px, 100%);
  border-radius: 36px; padding: 10px;
  background: #0a0a0a; border: 1px solid #262626;
  box-shadow: 0 40px 90px -30px color-mix(in srgb, var(--c) 55%, transparent), 0 20px 40px -20px rgba(0,0,0,.9);
}
.phone img { border-radius: 27px; width: 100%; height: auto; }
.phone.crop { overflow: hidden; }
.phone.crop img { max-height: 620px; object-fit: cover; object-position: top; }
.shot figcaption, .phone figcaption { font: 600 11px/1 var(--label); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); text-align: center; padding: 14px 0 6px; }

.shot { margin: 0; justify-self: center; width: min(460px, 100%); border-radius: 18px; overflow: hidden; border: 1px solid #262626; box-shadow: 0 40px 90px -30px color-mix(in srgb, var(--c) 55%, transparent); }
.shot img { width: 100%; height: auto; }
.shot figcaption { background: #050505; padding: 12px 0 14px; }
/* An authored in-HTML app row: the overload suggestion, in the app's own words. */
.overload { justify-self: center; width: min(420px, 100%); border: 1px solid var(--rule-2); border-radius: 16px; padding: 24px; background: #050505; }
.overload .label { color: var(--ink-3); margin-bottom: 12px; }
.overload p { margin: 0 0 20px; color: var(--ink-2); font-size: 16px; }
.overload .opts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.overload .opt { border: 1px solid var(--rule-2); border-radius: 12px; padding: 14px 10px; text-align: center; }
.overload .opt b { display: block; font: 500 24px/1.1 var(--display); color: var(--ink); margin-top: 8px; font-variant-numeric: tabular-nums; }
.overload .add { margin-top: 14px; min-height: 52px; border-radius: 14px; background: var(--accent); color: #000; display: grid; place-items: center; font: 500 18px/1 var(--display); }

.quiet { justify-self: center; max-width: 420px; }
.quiet ul { list-style: none; margin: 0; padding: 0; }
.quiet li { display: flex; justify-content: space-between; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--rule); font-size: 20px; }
.quiet li span { color: var(--ink-3); }

/* IX: the top. White light. */
.rung.top { min-height: 100svh; grid-template-columns: minmax(0, 1fr); text-align: left; }
.rung.top .copy { max-width: 900px; }
.rung.top h3 { font-size: clamp(64px, 10vw, 168px); }
.rung.top .cta { display: flex; flex-wrap: wrap; gap: 14px 22px; align-items: center; margin-top: 8px; }
.rung.top .cta small { color: var(--ink-2); font-size: 15px; max-width: 42ch; }

/* Footer */
.foot { border-top: 1px solid var(--rule); padding: 40px var(--pad) 48px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px 40px; background: #000; }
.foot nav { display: flex; flex-wrap: wrap; gap: 10px 28px; }
.foot a { color: var(--ink-2); text-decoration: none; font-size: 15px; }
.foot a:hover { color: var(--ink); text-decoration: underline; }
.foot small { color: var(--ink-3); font-size: 14px; }

/* Documents: privacy, terms, support */
.doc { max-width: calc(760px + 2 * var(--gutter)); margin: 0 auto; padding: clamp(40px, 8vh, 96px) var(--gutter) 96px; }
.doc h1 { font: 300 clamp(44px, 6vw, 76px)/1 var(--display); letter-spacing: -0.03em; margin: 0 0 12px; }
.doc .meta { color: var(--ink-3); font-size: 15px; margin: 0 0 48px; }
.doc h2 { font: 500 26px/1.25 var(--display); margin: 56px 0 12px; letter-spacing: -0.01em; }
.doc h3 { font: 600 14px/1.3 var(--label); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); margin: 32px 0 8px; }
.doc p, .doc li { color: #cfcfcf; max-width: 68ch; }
.doc ul { padding-left: 1.2em; }
.doc a { color: var(--ink); }
.doc address { font-style: normal; color: #cfcfcf; line-height: 1.7; }

.faq { border-top: 1px solid var(--rule); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 22px 0; font: 400 20px/1.35 var(--display); color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 12px; height: 12px; border-right: 1.5px solid var(--ink-2); border-bottom: 1.5px solid var(--ink-2); transform: rotate(45deg) translateY(-4px); transition: transform 250ms cubic-bezier(.16,1,.3,1); }
.faq details[open] summary::after { transform: rotate(225deg) translateY(-2px); }
.faq summary:hover { color: #fff; }
.faq .a { padding: 0 0 24px; }
.faq .a p { margin: 0 0 12px; }
.contact { margin-top: 64px; padding: 28px; border: 1px solid var(--rule); border-radius: 16px; }
.contact h2 { margin-top: 0; }

/* Tabs wrap to their own scrolling row on narrow screens. */
@media (max-width: 1180px) {
  .bar { flex-wrap: wrap; row-gap: 4px; }
  .tabs { order: 3; width: calc(100% + 2 * var(--pad)); margin: 0 calc(-1 * var(--pad)); padding: 0 var(--pad); overflow-x: auto; scrollbar-width: none; gap: 24px; border-bottom: 1px solid var(--rule); }
  .tabs::-webkit-scrollbar { display: none; }
  .bar > .store { margin-left: auto; }
}

/* Two phones per rung: the feature up front, a related screen behind it. */
.rung::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(60% 70% at 72% 50%, color-mix(in srgb, var(--c) 48%, transparent), color-mix(in srgb, var(--c) 14%, transparent) 45%, transparent 75%), radial-gradient(40% 50% at 10% 20%, color-mix(in srgb, var(--c) 16%, transparent), transparent 70%); }
.phones { position: relative; z-index: 1; justify-self: center; width: min(600px, 100%); display: grid; grid-template-columns: 1fr; place-items: center; padding: 24px 0 36px; }
.phones .iphone { grid-area: 1 / 1; width: min(300px, 54%); }
.phones .iphone.back { transform: translate(-50%, 7%) scale(.88); filter: brightness(.78); z-index: 0; }
.phones .iphone.front { transform: translateX(28%); z-index: 1; }
.phones-note { grid-area: 2 / 1; margin: 18px 0 0; font: 600 11px/1 var(--label); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); position: relative; z-index: 1; }
.showcase { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 48px); align-items: end; margin-top: clamp(56px, 8vh, 96px); max-width: 1060px; }
.showcase .iphone { width: 100%; }
.showcase .iphone.lift { transform: translateY(-40px); }
.rung.top .phones-note { grid-area: auto; text-align: center; max-width: 1060px; margin-top: 8px; }
@media (max-width: 960px) {
  .phones .iphone { width: min(260px, 58%); }
  .showcase { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .showcase .iphone.lift { transform: translateY(-20px); }
}
@media (max-width: 560px) {
  .phones .iphone { width: 60%; }
  .phones .iphone { width: 52%; }
  .phones .iphone.back { transform: translate(-44%, 6%) scale(.88); }
  .phones .iphone.front { transform: translateX(24%); }
}

/* iPhone bezel. Screens are shown whole: a tall capture scrolls inside the screen instead of being cropped. */
.iphone { margin: 0; justify-self: center; width: min(340px, 100%); position: relative; z-index: 1; }
.iphone-frame {
  position: relative; aspect-ratio: 433 / 882; border-radius: 17.5% / 8.6%;
  padding: 4.6%;
  background: #050505;
  box-shadow: inset 0 0 0 1px #5b5b60, inset 0 0 0 2.5px #2a2a2d, inset 0 0 0 3.5px #111,
              0 60px 120px -40px color-mix(in srgb, var(--c, #7a7f86) 70%, transparent),
              0 30px 60px -30px rgba(0,0,0,.95);
}
.iphone-screen { position: relative; height: 100%; border-radius: 13.8% / 6.4%; overflow: hidden; background: #000; }
.iphone-screen { container-type: inline-size; }
.ios-bar {
  position: absolute; inset: 0 0 auto 0; z-index: 2; height: 13.7cqw;
  display: grid; grid-template-columns: 1fr 32.1% 1fr; align-items: center;
  background: #000; color: #fff; padding-top: 0.6cqw;
}
.ios-time { justify-self: center; transform: translateX(8%); font: 590 4.33cqw/1 "Inter", -apple-system, "SF Pro Text", "Helvetica Neue", Arial, sans-serif; letter-spacing: -0.01em; font-feature-settings: "tnum" 1; }
.ios-bar .island { grid-column: 2; align-self: start; margin-top: 2.2cqw; justify-self: center; width: 100%; height: 9.4cqw; border-radius: 99px; background: #000; }
.ios-icons { grid-column: 3; justify-self: center; transform: translateX(-6%); width: 19cqw; height: 3.4cqw; }
.iphone-scroll { position: absolute; inset: 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: none; }
.iphone-scroll::-webkit-scrollbar { display: none; }
.iphone-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.iphone-scroll img { width: 100%; height: auto; margin-top: calc(13.7cqw - var(--android) * 100cqw); }
.iphone figcaption { font: 600 11px/1 var(--label); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); text-align: center; padding: 16px 0 0; }

/* Screens that are one phone tall are shown exactly: the frame takes the screen's height. */
.iphone.fit .iphone-frame { aspect-ratio: auto; }
.iphone.fit .iphone-screen { height: auto; }
.iphone.fit .iphone-scroll { position: relative; inset: auto; overflow: hidden; }

/* Feature pages: Logging, Friends, AI Routines. Neutral light; tier hues stay with the tiers. */
.fpage { --hue: #3a3f46; --hue-text: #b0b0b0; }
.fhero { padding: clamp(56px, 12vh, 140px) var(--pad) clamp(48px, 8vh, 96px); }
.fhero h1 { font: 300 clamp(46px, 7vw, 104px)/0.98 var(--display); letter-spacing: -0.035em; margin: 0 0 24px; max-width: 14ch; text-wrap: balance; }
.fhero .lede, .fclose .note { font-size: clamp(18px, 1.6vw, 21px); color: var(--ink-2); max-width: 46ch; margin: 0 0 36px; }
.frow {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center;
  padding: clamp(56px, 9vh, 110px) var(--pad); border-top: 1px solid var(--rule);
}
.frow.flip .fcopy { order: 2; }
.frow.textonly { grid-template-columns: minmax(0, 1fr); padding-top: clamp(40px, 6vh, 72px); padding-bottom: clamp(40px, 6vh, 72px); }
.frow.textonly .fcopy { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: baseline; max-width: none; }
.fcopy { max-width: 520px; }
.fcopy h2 { font: 300 clamp(32px, 3.6vw, 52px)/1.05 var(--display); letter-spacing: -0.025em; margin: 0 0 18px; text-wrap: balance; }
.frow.textonly .fcopy h2 { margin: 0; }
.fcopy p { color: #cfcfcf; font-size: 18px; margin: 0 0 14px; max-width: 48ch; }
.frow .iphone { --c: #7a7f86; }
.fclose { padding: clamp(80px, 14vh, 160px) var(--pad); border-top: 1px solid var(--rule); }
.fclose h2 { font: 300 clamp(44px, 6vw, 88px)/1 var(--display); letter-spacing: -0.03em; margin: 0 0 32px; }
.fclose .note { margin: 18px 0 0; font-size: 15px; }
@media (max-width: 960px) {
  .frow { grid-template-columns: 1fr; }
  .frow.flip .fcopy { order: 0; }
  .frow.textonly .fcopy { grid-template-columns: 1fr; gap: 12px; }
}

/* TIER MAX comparison: rows for data, hairline rules, the MAX column carries the accent. */
.compare { width: 100%; max-width: 620px; justify-self: center; overflow-x: auto; }
.compare table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.compare th, .compare td { padding: 15px 0; border-bottom: 1px solid var(--rule); text-align: right; vertical-align: baseline; }
.compare thead th { font: 600 12px/1 var(--label); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); padding-top: 0; }
.compare thead th.max { color: var(--accent); }
.compare tbody th { text-align: left; font: 400 17px/1.35 var(--display); color: var(--ink); padding-right: 16px; }
.compare td { font-size: 16px; color: var(--ink-2); width: 24%; white-space: nowrap; padding-left: 12px; }
.compare td.up { color: var(--ink); font-weight: 500; }
.compare tbody tr:nth-child(4) th, .compare tbody tr:nth-child(4) td { border-bottom-color: var(--rule-2); padding-bottom: 20px; }
.compare tbody tr:nth-child(5) th, .compare tbody tr:nth-child(5) td { padding-top: 20px; }
@media (max-width: 560px) { .compare tbody th { font-size: 15px; } .compare td { font-size: 14px; width: auto; } }

/* Responsive */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-right: var(--pad); }
  .rung { grid-template-columns: 1fr; min-height: auto; padding-right: var(--pad); }
  .numeral { right: var(--pad); bottom: -0.12em; font-size: clamp(150px, 46vw, 300px); }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wordmark span { font-size: 18px; letter-spacing: .26em; }
  .lifts { gap: 8px; }
  .lift input { font-size: 24px; min-height: 58px; padding-right: 28px; padding-left: 10px; }
  .lift .unit { right: 8px; font-size: 12px; }
  .calc-head { flex-wrap: wrap; }
  .result { grid-template-columns: 1fr; justify-items: start; }
  .ring { width: 88px; height: 88px; font-size: 32px; }
  .thresholds td { font-size: 19px; }
  .foot { flex-direction: column; }
}