/* Rootlaunch · botanical root system · deep soil / bone / clay · Fraunces + Inter */
:root {
  --soil: #1d1a16; --soil-2: #24201b; --soil-3: #2e2922; --deep: #161411; --loam: #2a221b;
  --bone: #ece4d3; --bone-2: #cfc5b1; --muted: #9b9282; --clay: #b0643a; --clay-2: #c6774b; --moss: #8f9a6e; --wheat: #a8916d;
  --line: rgba(236,228,211,.12); --line-2: rgba(236,228,211,.22);
  --ok: #9aa874; --warn: #c9a15a; --bad: #d07a5f;
  --display: 'Fraunces', Georgia, serif; --ui: 'Inter', system-ui, sans-serif; --mono: ui-monospace, 'SF Mono', Menlo, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--soil); color: var(--bone); font: 400 16px/1.65 var(--ui); overflow-x: hidden; }
a { color: inherit; }
code, .mono { font-family: var(--mono); font-size: .9em; }
.num { font-variant-numeric: tabular-nums; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--clay); color: #fff; padding: 8px 12px; border-radius: 6px; }
.skip:focus { left: 12px; }
:focus-visible { outline: 2px solid var(--clay-2); outline-offset: 3px; border-radius: 3px; }
main { position: relative; }

/* ---------- nav ---------- */
.nav { position: sticky; top: 0; z-index: 60; border-bottom: 1px solid transparent; transition: background .3s, border-color .3s; }
.nav.is-scrolled { background: rgba(29,26,22,.88); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom-color: var(--line); }
.nav__in { max-width: 1280px; margin: 0 auto; padding: 0 32px; height: 72px; display: flex; align-items: center; gap: 24px; }
.mark { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 400 23px/1 var(--display); letter-spacing: -.01em; }
.mark svg { width: 32px; height: 32px; fill: none; stroke-linecap: round; }
.mark__leaf { fill: var(--clay); }
.mark__ground { stroke: var(--bone-2); stroke-width: 1.2; }
.mark__root { stroke: var(--bone); stroke-width: 1.6; }
.nav__links { flex: 1; min-width: 0; }
.nav__links ul { list-style: none; margin: 0; padding: 0; display: flex; justify-content: center; gap: 4px; }
.nav__links a { display: block; padding: 8px 12px; font: 500 14px var(--ui); color: var(--bone-2); text-decoration: none; border-radius: 99px; transition: color .2s, background .2s; }
.nav__links a:hover { color: var(--bone); background: rgba(236,228,211,.06); }
.nav__end { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.xi { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--line-2); }
.xi svg { width: 14px; fill: var(--bone); }
.nav__btn { display: none; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-2); background: transparent; cursor: pointer; position: relative; }
.nav__btn i, .nav__btn i::before { position: absolute; left: 12px; right: 12px; height: 1.5px; background: var(--bone); content: ''; transition: transform .3s; }
.nav__btn i { top: 16px; } .nav__btn i::before { left: 0; right: 0; top: 7px; }
.nav-open .nav__btn i { transform: translateY(3.5px) rotate(45deg); } .nav-open .nav__btn i::before { transform: translateY(-7px) rotate(-90deg); }

/* wallet */
.wallet-slot { position: relative; }
.wb { position: relative; }
.wb-btn { font: 600 13.5px var(--ui); color: var(--soil); background: var(--bone); border: 0; border-radius: 99px; padding: 11px 18px; cursor: pointer; white-space: nowrap; transition: background .2s, transform .15s; }
.wb-btn:hover { background: #fff7e6; } .wb-btn:active { transform: scale(.97); }
.wb-btn.is-on { background: transparent; color: var(--bone); box-shadow: inset 0 0 0 1px var(--line-2); font-family: var(--mono); font-weight: 500; font-size: 12.5px; }
.wb-btn.is-on::before { content: ''; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--moss); margin-right: 8px; vertical-align: 1px; }
.wb-menu { position: absolute; right: 0; top: calc(100% + 10px); z-index: 300; width: min(300px, calc(100vw - 32px)); background: var(--soil-3); border: 1px solid var(--line-2); border-radius: 14px; padding: 8px; box-shadow: 0 24px 50px -20px #000; animation: sprout .2s ease-out; }
@keyframes sprout { from { opacity: 0; transform: translateY(-6px) scale(.98); } }
.wb-item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 12px; background: none; border: 0; border-radius: 8px; color: var(--bone); font: 500 14px var(--ui); text-decoration: none; cursor: pointer; text-align: left; }
.wb-item:hover { background: rgba(236,228,211,.07); }
.wb-item img { width: 18px; height: 18px; border-radius: 4px; }
.wb-addr { padding: 8px 12px 2px; font: 12px/1.5 var(--mono); color: var(--bone-2); word-break: break-all; }
.wb-bal { padding: 2px 12px 10px; font: 600 14px var(--ui); border-bottom: 1px solid var(--line); margin-bottom: 4px; }
.wb-note { padding: 8px 12px; font-size: 12.5px; color: var(--muted); }

/* ---------- controls ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 14.5px var(--ui); color: #fff; background: var(--clay); border: 0; border-radius: 99px; padding: 14px 22px; text-decoration: none; cursor: pointer; transition: background .2s, transform .15s, box-shadow .2s; }
.btn:hover { background: var(--clay-2); box-shadow: 0 10px 26px -14px rgba(176,100,58,.9); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .5; cursor: progress; }
.btn--soft { background: rgba(236,228,211,.07); color: var(--bone); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn--soft:hover { background: rgba(236,228,211,.12); box-shadow: inset 0 0 0 1px var(--bone-2); }
.btn--sm { padding: 9px 14px; font-size: 13px; }
.btn--ghost { background: transparent; color: var(--bone); box-shadow: inset 0 0 0 1px var(--line-2); }
.lnk { background: none; border: 0; padding: 0; color: var(--clay-2); font: 500 13.5px var(--ui); text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
.lnk.is-copied { color: var(--ok); }
.f { display: grid; gap: 6px; min-width: 0; }
.f > span { font: 500 12.5px var(--ui); color: var(--muted); display: flex; justify-content: space-between; gap: 8px; }
.f > span b { color: var(--bone); font-weight: 600; }
.f small { color: var(--clay-2); }
.f--wide { grid-column: 1 / -1; }
.in { width: 100%; min-width: 0; font: 500 15px var(--ui); color: var(--bone); background: rgba(0,0,0,.22); border: 1px solid var(--line-2); border-radius: 10px; padding: 12px 14px; transition: border-color .2s, box-shadow .2s; font-variant-numeric: tabular-nums; }
.in:focus { outline: none; border-color: var(--clay); box-shadow: 0 0 0 4px rgba(176,100,58,.18); }
.in.mono { font-family: var(--mono); font-size: 13.5px; }
.rng { -webkit-appearance: none; appearance: none; width: 100%; height: 24px; background: transparent; }
.rng::-webkit-slider-runnable-track { height: 3px; background: linear-gradient(90deg, var(--clay), rgba(236,228,211,.2)); border-radius: 2px; }
.rng::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; margin-top: -7.5px; border-radius: 50%; background: var(--bone); border: 3px solid var(--clay); transition: transform .15s; }
.rng:active::-webkit-slider-thumb { transform: scale(1.2); }
.rng::-moz-range-track { height: 3px; background: rgba(236,228,211,.2); }
.rng::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--bone); border: 3px solid var(--clay); }
.note { margin: 10px 0 0; font-size: 13.5px; color: var(--muted); }
.note.bad { color: var(--bad); }
.row { display: flex; gap: 12px; align-items: end; }
.row .f { flex: 1; }
.seg { position: relative; display: inline-flex; padding: 4px; background: rgba(0,0,0,.25); border-radius: 99px; max-width: 100%; }
.seg button { position: relative; z-index: 1; padding: 9px 16px; background: none; border: 0; color: var(--bone-2); font: 500 13px var(--ui); border-radius: 99px; cursor: pointer; white-space: nowrap; transition: color .25s; }
.seg button[aria-pressed="true"] { color: var(--soil); }
.seg__ind { position: absolute; left: 0; top: 4px; bottom: 4px; background: var(--bone); border-radius: 99px; transition: transform .4s cubic-bezier(.3,.8,.2,1), width .4s cubic-bezier(.3,.8,.2,1); }

/* states */
.shim { display: block; height: 13px; width: var(--w, 80%); margin: 10px 0; border-radius: 6px; background: linear-gradient(90deg, rgba(236,228,211,.05), rgba(236,228,211,.14) 45%, rgba(236,228,211,.05) 90%); background-size: 300% 100%; animation: shim 1.3s linear infinite; }
.shim--in { display: inline-block; width: 110px; height: 24px; margin: 4px 0; vertical-align: middle; }
@keyframes shim { to { background-position: -300% 0; } }
.err { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; padding: 12px 14px; border-radius: 10px; background: rgba(208,122,95,.1); color: #e8b29f; font-size: 13.5px; }
.err__retry { font: 600 12.5px var(--ui); color: inherit; background: transparent; border: 1px solid currentColor; border-radius: 99px; padding: 5px 12px; cursor: pointer; }
.tick { animation: tk 1s ease-out; } @keyframes tk { from { color: var(--clay-2); } }

/* choreography */
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .12em; margin-bottom: -.12em; }
.split .wi { display: inline-block; transform: translateY(100%) rotate(2deg); transform-origin: left bottom; transition: transform 1.1s cubic-bezier(.16,.8,.2,1); transition-delay: calc(var(--i) * 65ms + 120ms); }
.is-ready .split .wi { transform: none; }
.ld { opacity: 0; transform: translateY(14px); transition: opacity 1s, transform 1s cubic-bezier(.16,.8,.2,1); }
.is-ready .ld { opacity: 1; transform: none; }
.ld--1 { transition-delay: .05s; } .ld--3 { transition-delay: .8s; } .ld--4 { transition-delay: 1s; }
.rv { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--d, 0ms), transform 1s cubic-bezier(.16,.8,.2,1) var(--d, 0ms); }
.rv.is-in { opacity: 1; transform: none; }

/* ---------- hero ---------- */
.hero { position: relative; }
.hero__above { max-width: 1280px; margin: 0 auto; padding: 64px 32px 34px; text-align: center; }
.hero__k { margin: 0 0 20px; font: 500 12.5px var(--ui); letter-spacing: .14em; text-transform: uppercase; color: var(--clay-2); }
.hero__t { margin: 0 auto; max-width: 15ch; font: 300 clamp(44px, 6.6vw, 100px)/.98 var(--display); letter-spacing: -.035em; font-variation-settings: 'opsz' 144; }
.hero__t em { font-style: italic; color: var(--clay-2); }
.hero__row { display: flex; align-items: center; justify-content: center; gap: 36px; flex-wrap: wrap; margin-top: 32px; }
.hero__s { margin: 0; max-width: 52ch; color: var(--bone-2); font-size: 17px; text-align: left; }
.hero__cta { display: flex; gap: 10px; flex-wrap: wrap; }
.ca { display: inline-flex; align-items: center; gap: 10px; margin-top: 22px; max-width: 100%; padding: 6px 6px 6px 14px; border: 1px solid var(--line-2); border-radius: 99px; font-size: 12px; }
.ca span { color: var(--clay-2); font-weight: 600; letter-spacing: .1em; }
.ca code { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.ca button { font: 600 12px var(--ui); background: var(--clay); color: #fff; border: 0; border-radius: 99px; padding: 6px 12px; cursor: pointer; }
.hero__ground { position: relative; }
.hero__ground canvas { display: block; width: 100%; height: clamp(380px, 52vh, 560px); }
.hero__chip { position: absolute; left: max(32px, calc((100vw - 1280px) / 2 + 32px)); top: 92px; z-index: 2; display: grid; gap: 2px; padding: 16px 18px; border-radius: 14px; background: rgba(29,26,22,.72); border: 1px solid var(--line-2); backdrop-filter: blur(6px); min-width: 200px; }
.hero__chip span { font: 600 11px var(--ui); letter-spacing: .12em; color: var(--clay-2); }
.hero__chip b { font: 300 34px/1.1 var(--display); font-variant-numeric: tabular-nums; }
.hero__chip small { color: var(--muted); font-size: 12px; }

/* taproot */
.taproot { position: absolute; left: 0; top: 0; width: 100%; pointer-events: none; z-index: 0; overflow: visible; }
.tap { fill: none; stroke: rgba(176,100,58,.55); stroke-width: 2.5; stroke-linecap: round; }
.tap--b { stroke: rgba(236,228,211,.25); stroke-width: 1.4; opacity: 0; transition: opacity .8s; }
.tap--b.on { opacity: 1; }
.tap-node { fill: var(--soil); stroke: var(--clay); stroke-width: 2; opacity: 0; transform-box: fill-box; transform-origin: center; transform: scale(.3); transition: opacity .5s, transform .6s cubic-bezier(.3,1.6,.5,1); }
.tap-node.on { opacity: 1; transform: none; }

/* ---------- sections ---------- */
.sec { position: relative; padding: 112px 0; z-index: 1; }
.sec--clay { background: linear-gradient(180deg, var(--loam), #261f19); }
.sec--deep { background: var(--deep); }
.sec__in { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.head { display: grid; grid-template-columns: 90px minmax(0, 1fr); gap: 18px; margin-bottom: 44px; max-width: 920px; }
.head__n { font: italic 300 52px/1 var(--display); color: var(--clay); }
.head__n--sm { font-size: 40px; }
.head h2, .strata h2 { margin: 0 0 12px; font: 300 clamp(32px, 4vw, 54px)/1.05 var(--display); letter-spacing: -.025em; }
.head p { margin: 0; color: var(--bone-2); font-size: 16.5px; max-width: 66ch; }

/* soil */
.soil { display: grid; grid-template-columns: 1.4fr repeat(5, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.tile { background: var(--soil-2); padding: 22px 18px; display: grid; gap: 4px; align-content: start; min-width: 0; }
.tile--big { background: var(--soil-3); }
.tile__k { font: 600 11px var(--ui); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.tile__v { font: 300 28px/1.15 var(--display); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.tile--big .tile__v { font-size: 46px; }
.tile__v.ok { color: var(--ok); } .tile__v.warn { color: var(--warn); } .tile__v.bad { color: var(--bad); }
.tile small { font-size: 12px; color: var(--muted); }
.mintline { display: flex; flex-wrap: wrap; gap: 8px 28px; margin: 18px 0 30px; font-size: 13px; color: var(--bone-2); }
.mintline b { color: var(--muted); font-weight: 500; margin-right: 6px; }
.mintline a { text-decoration: none; word-break: break-all; }
.mintline em { font-style: normal; color: var(--muted); }
.panel { border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: rgba(0,0,0,.12); }
.panel__bar { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.panel__bar h3 { margin: 0; font: 400 20px var(--display); }
.tw { overflow-x: auto; position: relative; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th { text-align: left; padding: 12px 20px; font: 600 11px var(--ui); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 13px 20px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl td small { display: block; color: var(--muted); font-size: 11.5px; }
.tbl .r { text-align: right; white-space: nowrap; }
.tbl .cap { text-transform: capitalize; color: var(--bone-2); }
.tbl tbody tr { transition: background .2s; } .tbl tbody tr:hover { background: rgba(236,228,211,.03); }
.share { display: inline-block; width: 80px; height: 4px; background: rgba(236,228,211,.1); border-radius: 2px; overflow: hidden; vertical-align: middle; margin-right: 10px; }
.share i { display: block; height: 100%; background: var(--clay); transform-origin: left; }

/* depth */
.depth { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 40px; }
.depth__ctl { display: grid; gap: 16px; align-content: start; justify-items: start; }
.depth__out { min-width: 0; }
.depth__out svg { width: 100%; height: auto; display: block; }
.ax { stroke: var(--line-2); } .grid { stroke: rgba(236,228,211,.06); }
.tk { font: 11px var(--ui); fill: var(--muted); }
.tk--axis { fill: var(--clay-2); }
.dbar { fill: var(--clay); transform-box: fill-box; transform-origin: bottom; animation: rise .8s cubic-bezier(.16,.8,.2,1) both; }
@keyframes rise { from { transform: scaleY(0); } }
.dv { font: 600 11.5px var(--ui); fill: var(--bone); }
.dline { fill: none; stroke: var(--bone-2); stroke-width: 1.2; stroke-dasharray: 3 4; }
.qlist { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 2px; }
.q { display: grid; grid-template-columns: 110px 150px 70px minmax(0, 1fr); gap: 12px; align-items: center; padding: 10px 4px; border-bottom: 1px solid var(--line); font-size: 14px; animation: in .5s both; }
@keyframes in { from { opacity: 0; transform: translateY(6px); } }
.q__s { font-weight: 600; } .q__o { color: var(--bone-2); font-variant-numeric: tabular-nums; }
.q__i { text-align: right; font-variant-numeric: tabular-nums; } .q__i.ok { color: var(--ok); } .q__i.warn { color: var(--warn); } .q__i.bad { color: var(--bad); }
.q__r { font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* curve */
.curve { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 40px; }
.curve__form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-content: start; }
.curve__viz { min-width: 0; border: 1px solid var(--line); border-radius: 18px; padding: 20px; background: rgba(0,0,0,.14); }
.curve__viz svg { width: 100%; height: auto; display: block; }
.cv-line { fill: none; stroke: var(--bone); stroke-width: 2.2; }
.cv-mark { stroke: var(--clay-2); stroke-dasharray: 3 4; }
.cv-dot { fill: var(--clay); stroke: var(--bone); stroke-width: 2; transition: cx .3s, cy .3s; }
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin: 18px 0 0; background: var(--line); border-radius: 12px; overflow: hidden; }
.facts div { background: var(--soil-2); padding: 14px 16px; min-width: 0; }
.facts dt { font: 600 10.5px var(--ui); letter-spacing: .09em; text-transform: uppercase; color: var(--muted); }
.facts dd { margin: 4px 0 0; font: 400 17px/1.3 var(--display); overflow-wrap: anywhere; }
.facts--light div { background: rgba(236,228,211,.04); }

/* fees */
.fees { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 44px; }
.fees__in { display: grid; gap: 16px; align-content: start; }
.pickd { margin: 0; padding: 12px 14px; border-radius: 10px; background: rgba(176,100,58,.12); color: var(--bone-2); font-size: 14px; }
.pickd b { color: var(--bone); }
.splits { display: grid; gap: 6px; padding-top: 4px; }
.fsplit { display: grid; grid-template-columns: 130px minmax(0, 1fr) 44px; gap: 10px; align-items: center; font-size: 13.5px; }
.fsplit__k { display: flex; align-items: center; gap: 8px; color: var(--bone-2); }
.fsplit__k i { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.fsplit b { text-align: right; font-variant-numeric: tabular-nums; }
.fees__out { min-width: 0; }
.fees__out svg { width: 100%; height: auto; display: block; }
.fd-t { font: 400 18px var(--display); fill: var(--bone); }
.fd-trunk { fill: var(--bone-2); }
.fd-root { fill: none; stroke-linecap: round; transition: stroke-width .5s; }
.fd-l { font: 600 12px var(--ui); fill: var(--bone); } .fd-v { font: 400 12px var(--ui); fill: var(--muted); }

/* grove */
.grove { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.leaf { border: 1px solid var(--line); border-radius: 18px 18px 18px 4px; padding: 18px; background: linear-gradient(160deg, rgba(236,228,211,.05), rgba(0,0,0,.08)); display: grid; gap: 10px; animation: in .6s both; animation-delay: var(--d); transition: border-color .25s, transform .25s; min-width: 0; }
.leaf:hover { border-color: rgba(176,100,58,.5); transform: translateY(-3px); }
.leaf header { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.leaf__sym { font: 400 24px var(--display); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.leaf__dex { font: 500 11px var(--ui); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.leaf__name { margin: -6px 0 0; font-size: 13px; color: var(--bone-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.leaf dl { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.leaf dt { font-size: 11px; color: var(--muted); } .leaf dd { margin: 0; font-size: 14px; font-variant-numeric: tabular-nums; }
.leaf dd.up { color: var(--ok); } .leaf dd.down { color: var(--bad); }
.leaf footer { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding-top: 6px; border-top: 1px solid var(--line); }

/* strata */
.strata { height: 400vh; position: relative; z-index: 1; background: var(--soil); }
.strata__pin { position: sticky; top: 0; height: 100vh; overflow: hidden; display: flex; align-items: center; }
.strata__in { max-width: 1200px; width: 100%; margin: 0 auto; padding: 60px 32px 0; display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 50px; align-items: center; }
.strata__in svg { width: 100%; height: auto; max-height: 78vh; display: block; }
.strata__steps { list-style: none; margin: 24px 0 0; padding: 0; display: grid; gap: 4px; }
.strata__steps li { padding: 12px 0 12px 18px; border-left: 2px solid var(--line); color: var(--muted); transition: color .4s, border-color .4s; font-size: 15.5px; }
.strata__steps li.is-on { color: var(--bone); border-left-color: var(--clay); }
.strata__steps b { font: 400 18px var(--display); color: var(--bone); margin-right: 4px; }
.strata__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--line); }
.strata__bar i { display: block; height: 100%; background: var(--clay); transform-origin: left; transform: scaleX(0); }
.sl { transition: fill .6s; fill: rgba(236,228,211,.015); }
.sl--1 { fill: rgba(0,0,0,.06); } .sl--2 { fill: rgba(0,0,0,.12); } .sl--3 { fill: rgba(0,0,0,.18); } .sl--4 { fill: rgba(0,0,0,.24); }
.sl.on { fill: rgba(176,100,58,.06); }
.sl-name { font: 600 10.5px var(--ui); letter-spacing: .12em; fill: var(--muted); }
.sl-horizon { stroke: var(--bone-2); stroke-width: 1.2; }
.st-plant { transform-box: fill-box; transform-origin: 50% 100%; }
.st-stem { fill: none; stroke: var(--bone); stroke-width: 2.5; stroke-linecap: round; }
.st-leaf { fill: var(--clay); } .st-leaf--b { fill: var(--bone-2); }
.st-g { transition: opacity .4s; }
.st-root { fill: none; stroke: var(--bone-2); stroke-width: 2; stroke-linecap: round; }
.st-root--main { stroke: var(--clay); stroke-width: 5; }
.st-root--loop { stroke: var(--clay-2); stroke-width: 2.5; }
.st-root--burn { stroke: var(--clay-2); stroke-width: 1.5; stroke-dasharray: 2 5; }
.st-seed { fill: var(--wheat); }
.st-coin { fill: var(--bone); animation: drop 2.4s ease-in infinite; animation-delay: calc(var(--i) * .35s); }
@keyframes drop { 0% { transform: translateY(-14px); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(16px); opacity: 0; } }
.st-pool { fill: rgba(176,100,58,.22); stroke: var(--clay); stroke-width: 1.5; }
.st-note { font: 500 12px var(--ui); fill: var(--bone-2); } .st-note--c { text-anchor: middle; font-size: 11px; }

/* yours */
.yours { margin-top: 26px; }
.ygrid { display: grid; grid-template-columns: 1fr 1fr 1.6fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; animation: in .6s both; }
.ygrid > div { background: var(--soil-2); padding: 24px; min-width: 0; }
.ybig { display: grid; gap: 4px; align-content: start; }
.ybig span, .yq span { font: 600 11px var(--ui); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.ybig b { font: 300 44px/1.05 var(--display); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.ybig small { color: var(--muted); }
.yq p { margin: 8px 0 0; color: var(--bone-2); font-size: 14.5px; } .yq p b { color: var(--bone); }

/* how + faq */
.how { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.how article { border-top: 2px solid var(--clay); padding: 22px 4px 0; }
.how article:nth-child(2) { border-top-color: var(--moss); } .how article:nth-child(3) { border-top-color: var(--bone-2); }
.how h3 { margin: 0 0 10px; font: 400 26px var(--display); }
.how p { margin: 0; color: var(--bone-2); font-size: 15px; }
.faq { max-width: 860px; margin-left: 108px; border-top: 1px solid var(--line-2); }
.faq details { border-bottom: 1px solid var(--line-2); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 44px 22px 0; font: 400 21px/1.3 var(--display); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ''; position: absolute; right: 8px; top: 50%; width: 10px; height: 10px; border-right: 1.5px solid var(--clay-2); border-bottom: 1.5px solid var(--clay-2); transform: translateY(-70%) rotate(45deg); transition: transform .3s; }
.faq details[open] summary::after { transform: translateY(-20%) rotate(225deg); }
.faq p { margin: 0 0 22px; color: var(--bone-2); max-width: 68ch; animation: in .4s both; }

/* review dialog (shared kit) */
.review { border: 1px solid var(--line-2); padding: 0; border-radius: 16px; background: var(--soil-3); color: var(--bone); width: min(560px, calc(100vw - 32px)); }
.review::backdrop { background: rgba(0,0,0,.55); }
.review__in { padding: 24px; display: grid; gap: 12px; }
.review__t { margin: 0; font: 400 24px var(--display); }
.review__k { margin: 0; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--clay-2); }
.review__list { margin: 0; padding-left: 18px; font-size: 14px; } .review__list code { word-break: break-all; }
.review__memo { margin: 0; padding: 12px; background: rgba(0,0,0,.25); border-radius: 8px; font: 12px var(--mono); white-space: pre-wrap; word-break: break-all; }
.review__act { display: flex; gap: 10px; justify-content: flex-end; }

/* footer */
.foot { position: relative; z-index: 1; border-top: 1px solid var(--line); background: var(--deep); }
.foot__in { max-width: 1200px; margin: 0 auto; padding: 56px 32px; display: grid; grid-template-columns: 1fr 1.6fr auto; gap: 40px; }
.foot__brand { font: 400 26px var(--display); }
.foot__sm { margin: 8px 0 0; font-size: 13px; color: var(--muted); }
.foot__honest { margin: 0; font-size: 14px; color: var(--bone-2); }
.foot__links { display: grid; gap: 8px; align-content: start; justify-items: start; }
.foot__links a { text-decoration: none; font-size: 14px; } .foot__links a:hover { color: var(--clay-2); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .soil { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .depth, .curve, .fees { grid-template-columns: 1fr; }
  .faq { margin-left: 0; }
}
@media (max-width: 900px) {
  .nav__btn { display: block; }
  .nav__links { position: fixed; top: 72px; left: 0; right: 0; background: var(--soil-2); border-bottom: 1px solid var(--line); opacity: 0; transform: translateY(-6px); pointer-events: none; transition: opacity .25s, transform .25s; z-index: 50; }
  .nav-open .nav__links { opacity: 1; transform: none; pointer-events: auto; }
  .nav__links ul { flex-direction: column; padding: 10px 16px 16px; }
  .nav__links a { padding: 13px 12px; font-size: 16px; border-radius: 10px; }
  .strata__in { grid-template-columns: 1fr; gap: 6px; padding-top: 78px; }
  .strata__steps { margin-top: 8px; }
  .strata__steps li { display: none; } .strata__steps li.is-on { display: block; }
  .strata__in svg { max-height: 52vh; }
  .ygrid { grid-template-columns: 1fr 1fr; } .yq { grid-column: 1 / -1; }
  .how { grid-template-columns: 1fr; }
  .foot__in { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav__in { padding: 0 16px; gap: 8px; height: 62px; }
  .nav__links { top: 62px; }
  .mark { font-size: 19px; } .mark svg { width: 26px; height: 26px; }
  .wb-btn { padding: 10px 13px; font-size: 12.5px; }
  .hero__above { padding: 40px 16px 24px; }
  .hero__row { margin-top: 22px; gap: 20px; }
  .hero__chip { left: 16px; top: 84px; min-width: 0; padding: 10px 12px; }
  .hero__chip b { font-size: 24px; }
  .sec { padding: 76px 0; }
  .sec__in, .foot__in, .strata__in { padding-left: 16px; padding-right: 16px; }
  .head { grid-template-columns: 1fr; gap: 4px; margin-bottom: 28px; }
  .head__n { font-size: 36px; }
  .soil { grid-template-columns: 1fr 1fr; }
  .tile--big { grid-column: 1 / -1; }
  .tile__v { font-size: 22px; } .tile--big .tile__v { font-size: 38px; }
  .tbl th, .tbl td { padding: 10px 12px; }
  .tbl th:nth-child(2), .tbl td:nth-child(2), .tbl th:nth-child(5), .tbl td:nth-child(5) { display: none; }
  .q { grid-template-columns: 84px minmax(0, 1fr) 62px; } .q__r { display: none; }
  .curve__form { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .fsplit { grid-template-columns: 112px minmax(0, 1fr) 40px; }
  .row { flex-direction: column; align-items: stretch; }
  .ygrid { grid-template-columns: 1fr; }
  .strata { height: 360vh; }
  .seg button { padding: 9px 11px; font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .split .wi, .ld, .rv { transform: none !important; opacity: 1 !important; }
}