/* NOS Clinic front door · 31 Oct 2026. NOS identity tokens exactly; the dark shades are the same oxblood and ink. */
:root {
  --cream: #FAF8F3; --oxblood: #6B2737; --ink: #1F191A; --ink2: #5F5752; --rule: #E2DBD1; --tint: #F2ECE6;
  --ox-deep: #4A1A26; --ox-bright: #E7B0BB; --on-dark: rgba(250, 248, 243, .72); --line-dark: rgba(250, 248, 243, .16);
  --serif: "EB Garamond", Garamond, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --gut: clamp(16px, 4vw, 56px); --max: 1240px; --r: 18px;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--cream); color: var(--ink); font-family: var(--serif); font-size: 1.1875rem; line-height: 1.45; overflow-x: hidden; }
h1, h2, p, ul, ol, dl, dd, fieldset { margin: 0; padding: 0; border: 0; }
ul, ol { list-style: none; }
a { color: inherit; }
:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; border-radius: 6px; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip { position: absolute; inset-inline-start: 8px; top: 8px; transform: translateY(-200%); background: var(--ink); color: var(--cream); padding: 8px 12px; z-index: 60; }
.skip:focus { transform: none; }
.mono { font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; }
.fine { font-size: .9rem; color: var(--ink2); }
.center { text-align: center; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 26px; border-radius: 999px; border: 1px solid transparent; font: 500 1.1rem var(--serif); text-decoration: none; cursor: pointer; transition: transform .16s ease, background .16s ease; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn-small { min-height: 42px; padding: 0 18px; font-size: 1rem; }
.btn-cream { background: var(--cream); color: var(--oxblood); }
.btn-ox { background: var(--oxblood); color: var(--cream); }
.btn-ghost { background: transparent; color: var(--cream); border-color: var(--line-dark); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--ink); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 40; display: flex; align-items: center; gap: 12px; padding: 10px var(--gut); background: var(--oxblood); color: var(--cream); }
.brand { display: inline-flex; align-items: baseline; gap: 8px; text-decoration: none; }
.brand-nos { font: italic 500 1.65rem var(--serif); letter-spacing: .01em; }
.brand-clinic { font-family: var(--mono); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; opacity: .85; }
.beta { font-family: var(--mono); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; border: 1px solid var(--line-dark); border-radius: 999px; padding: 2px 8px; color: var(--on-dark); }
.nav-links { display: none; gap: 26px; margin-inline-start: 22px; }
.nav-links a { text-decoration: none; font-size: 1.05rem; opacity: .88; }
.nav-links a:hover { opacity: 1; }
.nav-right { display: flex; align-items: center; gap: 10px; margin-inline-start: auto; }
.lang { position: relative; }
.lang-toggle { display: inline-flex; align-items: center; gap: 6px; height: 42px; padding: 0 10px; color: var(--cream); background: none; border: 0; cursor: pointer; font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; }
.lang-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.lang-menu { position: absolute; inset-inline-end: 0; top: 46px; min-width: 190px; background: var(--cream); color: var(--ink); border-radius: 12px; padding: 6px; box-shadow: 0 16px 50px rgba(0, 0, 0, .28); }
.lang-menu button { display: block; width: 100%; padding: 10px 12px; text-align: start; background: none; border: 0; border-radius: 8px; font: 1.02rem var(--serif); color: inherit; cursor: pointer; }
.lang-menu button:hover, .lang-menu button[aria-selected="true"] { background: var(--tint); }

/* Hero */
.hero { display: grid; gap: 34px; padding: clamp(36px, 6vw, 84px) var(--gut) clamp(92px, 9vw, 132px); background: radial-gradient(1100px 640px at 80% 18%, #83364A 0%, var(--oxblood) 46%, var(--ox-deep) 100%); color: var(--cream); }
.hero > * { min-width: 0; }
.eyebrow { font-family: var(--mono); font-size: .76rem; letter-spacing: .2em; text-transform: uppercase; color: var(--on-dark); margin-bottom: 18px; }
.hero h1 { font: italic 500 clamp(3.1rem, 8.6vw, 6.9rem)/.97 var(--serif); letter-spacing: -.015em; }
.lede { margin-top: 20px; font-size: clamp(1.3rem, 2.3vw, 1.7rem); line-height: 1.25; max-width: 30ch; color: var(--on-dark); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

.checkup { background: var(--cream); color: var(--ink); border-radius: 22px; padding: 16px; box-shadow: 0 30px 80px rgba(0, 0, 0, .34); align-self: center; width: 100%; max-width: 560px; justify-self: end; }
.checkup-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.seg { display: inline-flex; background: var(--tint); border-radius: 999px; padding: 3px; }
.seg button { min-height: 36px; padding: 0 13px; border: 0; border-radius: 999px; background: none; color: var(--ink2); font: 1rem var(--serif); cursor: pointer; transition: background .25s ease, color .25s ease; }
.seg button[aria-pressed="true"] { background: var(--oxblood); color: var(--cream); }
.bubble { border-radius: 16px; padding: 11px 14px; font-size: 1.02rem; line-height: 1.34; }
.bubble-you { background: var(--tint); margin-inline-start: 34px; border-end-end-radius: 4px; }
.bubble-ai { margin-top: 10px; margin-inline-end: 14px; border: 1px solid var(--rule); border-end-start-radius: 4px; min-height: 164px; animation: fade .35s ease; }
.bubble-ai p + p { margin-top: 8px; }
.bubble-ai .src { display: inline-block; margin-top: 8px; font-family: var(--mono); font-size: .72rem; color: var(--oxblood); }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.vitals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 12px 0 10px; }
.vitals > div { background: var(--tint); border-radius: 12px; padding: 9px 10px; }
.vitals dt { font-family: var(--mono); font-size: .6rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink2); }
.vitals dd { font: italic 500 1.9rem/1.1 var(--serif); color: var(--ink2); transition: color .25s ease; }
.vitals dd.up { color: var(--oxblood); }

/* Two doors */
.doors { display: grid; gap: 14px; padding: 0 var(--gut); margin-top: clamp(-96px, -7vw, -58px); position: relative; z-index: 2; max-width: calc(var(--max) + 2 * var(--gut)); margin-inline: auto; }
.door { display: block; padding: 22px 24px; border-radius: var(--r); text-decoration: none; box-shadow: 0 16px 44px rgba(31, 25, 26, .16); transition: transform .18s ease; }
.door:hover { transform: translateY(-3px); }
.door strong { display: block; margin: 8px 0 12px; font: italic 500 clamp(1.7rem, 3vw, 2.3rem)/1.05 var(--serif); }
.door-use { background: var(--cream); color: var(--ink); border: 1px solid var(--rule); }
.door-con { background: var(--ink); color: var(--cream); }
.steps { display: flex; flex-wrap: wrap; gap: 6px 8px; font-size: 1rem; }
.steps li { display: inline-flex; align-items: center; gap: 8px; }
.steps li + li::before { content: "→"; opacity: .55; }

/* Bands */
.band { padding: clamp(56px, 8vw, 104px) var(--gut); }
.band > * { max-width: var(--max); margin-inline: auto; }
.band h2 { font: italic 500 clamp(2.3rem, 5.4vw, 4.1rem)/1.02 var(--serif); letter-spacing: -.01em; }
.band-s { margin-top: 12px; font-size: 1.25rem; color: var(--ink2); }

/* Ask */
.ask-band { text-align: center; }
.askbox { display: flex; flex-direction: column; gap: 10px; max-width: 760px; margin-top: 26px; }
.askbox input { min-width: 0; flex: 1; min-height: 58px; padding: 0 22px; border: 1px solid var(--ink); border-radius: 999px; background: #fff; font: 1.2rem var(--serif); color: var(--ink); }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 14px; }
.chip { min-height: 42px; padding: 0 15px; border: 1px solid var(--rule); border-radius: 999px; background: var(--tint); color: var(--ink); font: 1rem var(--serif); cursor: pointer; }
.chip:hover { border-color: var(--oxblood); }
.result { max-width: 760px; margin-top: 24px; padding: 22px; border: 1px solid var(--rule); border-radius: var(--r); background: #fff; text-align: start; box-shadow: 0 16px 44px rgba(31, 25, 26, .08); animation: fade .3s ease; }
.result-lead { font-size: 1.3rem; line-height: 1.28; }
.res-lines { margin-top: 14px; display: grid; gap: 10px; }
.res-lines li { padding: 11px 13px; border-radius: 12px; background: var(--tint); font-size: 1.03rem; line-height: 1.34; }
.res-lines .tag { display: block; font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink2); margin-bottom: 3px; }
.res-lines .res-counter { background: var(--ox-deep); color: var(--cream); }
.res-lines .res-counter .tag { color: var(--ox-bright); }
.res-lines .res-gap { background: none; border: 1px dashed var(--ink2); }
.res-lines a { font-family: var(--mono); font-size: .7rem; color: inherit; }
.res-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.err { max-width: 760px; margin-top: 16px; color: var(--oxblood); }

/* Connect */
.connect-band { background: var(--tint); }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 8px; margin-top: 26px; }
.tile { min-height: 66px; padding: 8px; border: 1px solid var(--rule); border-radius: 14px; background: var(--cream); font: 500 1.08rem var(--serif); color: var(--ink); cursor: pointer; }
.tile[aria-pressed="true"] { background: var(--oxblood); border-color: var(--oxblood); color: var(--cream); }
.panel { display: grid; gap: 12px; margin-top: 12px; }
.panel-col { padding: 22px; background: var(--cream); border: 1px solid var(--rule); border-radius: var(--r); min-width: 0; }
.panel-s { margin: 6px 0 14px; color: var(--ink2); min-height: 1.5em; }
.addr { display: block; margin-top: 12px; font-family: var(--mono); font-size: .76rem; color: var(--ink2); word-break: break-all; }
.toast { min-height: 1.4em; margin-top: 10px; color: var(--oxblood); }

/* Trail */
.trail-band { background: var(--ink); color: var(--cream); }
.trail-band .band-s { color: var(--on-dark); }
.trail { display: grid; gap: 18px; margin-top: 26px; }
.trail > * { min-width: 0; }
#graph { display: block; width: 100%; height: auto; }
#graph text, #map text { direction: ltr; }
#graph .edge { fill: none; stroke: var(--line-dark); stroke-width: 1.2; transition: stroke .2s ease, opacity .2s ease; }
#graph .edge.on { stroke: var(--ox-bright); stroke-width: 1.8; }
#graph .node { cursor: pointer; }
#graph .dot { transition: opacity .2s ease, r .2s ease; }
#graph .hit { fill: transparent; }
#graph .k-work .dot { fill: var(--cream); }
#graph .k-obs .dot { fill: var(--on-dark); }
#graph .k-counter .dot { fill: var(--ox-bright); }
#graph .k-gap .dot { fill: none; stroke: var(--cream); stroke-width: 1.5; stroke-dasharray: 3 3; }
#graph .k-device .dot { fill: rgba(250, 248, 243, .34); }
#graph .k-topic .dot { fill: #A5495E; }
#graph .label { fill: var(--on-dark); font-family: var(--mono); font-size: 13px; pointer-events: none; }
#graph .node.dim .dot, #graph .node.dim .label { opacity: .28; }
#graph .edge.dim { opacity: .3; }
#graph .node.on .dot { stroke: var(--cream); stroke-width: 2; stroke-dasharray: none; }
#graph .node.used .dot { stroke: var(--ox-bright); stroke-width: 3; stroke-dasharray: none; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; font-family: var(--mono); font-size: .66rem; letter-spacing: .05em; color: var(--on-dark); }
.legend li::before { content: ""; display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-inline-end: 6px; background: var(--on-dark); }
.legend .k-work::before { background: var(--cream); }
.legend .k-counter::before { background: var(--ox-bright); }
.legend .k-gap::before { background: none; border: 1px dashed var(--cream); }
.legend .k-topic::before { background: #A5495E; }
.trail-card { background: rgba(250, 248, 243, .07); border: 1px solid var(--line-dark); border-radius: var(--r); padding: 20px; align-self: start; min-height: 210px; }
.trail-card .tag { font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ox-bright); }
.trail-card h3 { margin: 8px 0 0; font: 500 1.34rem/1.2 var(--serif); }
.trail-card blockquote { margin: 12px 0 0; padding-inline-start: 12px; border-inline-start: 2px solid var(--ox-bright); font-style: italic; }
.trail-card .meta { margin-top: 12px; font-family: var(--mono); font-size: .7rem; line-height: 1.55; color: var(--on-dark); }
.trail-card a { color: var(--cream); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; }
.stats b { display: block; font: italic 500 2.5rem/1 var(--serif); }
.stats span { font-family: var(--mono); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; color: var(--on-dark); }

/* Contribute */
.pipe { display: flex; justify-content: space-between; margin-top: 30px; position: relative; font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink2); max-width: 860px; }
.pipe::before { content: ""; position: absolute; inset-inline: 6px; top: 6px; height: 1px; background: var(--oxblood); }
.pipe li { position: relative; padding-top: 22px; }
.pipe li::before { content: ""; position: absolute; top: 0; inset-inline-start: 0; width: 13px; height: 13px; border-radius: 50%; background: var(--oxblood); }
.composer { max-width: 860px; margin-top: 26px; padding: clamp(16px, 3vw, 26px); border: 1px solid var(--rule); border-radius: var(--r); background: #fff; display: grid; gap: 12px; }
.composer textarea, .composer input[type="text"], .composer input[type="url"] { width: 100%; min-height: 50px; padding: 12px 14px; border: 1px solid var(--rule); border-radius: 12px; background: var(--cream); font: 1.1rem var(--serif); color: var(--ink); resize: vertical; }
.picks { display: flex; flex-wrap: wrap; gap: 6px; min-width: 0; }
.picks legend { margin-bottom: 7px; color: var(--ink2); }
.pick { position: relative; }
.pick input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.pick span { display: inline-flex; align-items: center; min-height: 42px; padding: 0 14px; border: 1px solid var(--rule); border-radius: 999px; background: var(--tint); font-size: 1rem; }
.pick input:checked + span { background: var(--oxblood); border-color: var(--oxblood); color: var(--cream); }
.pick input:focus-visible + span { outline: 2px solid var(--ink); outline-offset: 2px; }
.row { display: grid; gap: 12px; }
.row > * { min-width: 0; }
.con-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }

/* Places */
.places-band { background: radial-gradient(900px 520px at 26% 40%, #83364A 0%, var(--oxblood) 46%, var(--ox-deep) 100%); color: var(--cream); }
.places-band .band-s { color: var(--on-dark); }
.map { margin-top: 18px; }
#map { display: block; width: 100%; height: auto; }
#map .link { stroke: var(--line-dark); stroke-width: 1.2; stroke-dasharray: 3 6; fill: none; }
#map .open { fill: none; stroke: var(--cream); stroke-width: 1.4; opacity: .7; }
#map .live { fill: var(--cream); }
#map .pulse { fill: none; stroke: var(--cream); stroke-width: 1.2; transform-box: fill-box; transform-origin: center; animation: pulse 2.6s ease-out infinite; }
@keyframes pulse { from { transform: scale(.7); opacity: .85; } to { transform: scale(2.3); opacity: 0; } }
#map .name { fill: var(--cream); font: italic 500 24px var(--serif); }
#map .sub { fill: var(--on-dark); font: 12px var(--mono); }
.spread { display: grid; gap: 8px; margin-top: 22px; }
.spread div { padding: 15px 18px; border: 1px solid var(--line-dark); border-radius: 14px; }
.spread strong { font-weight: 500; font-size: 1.14rem; }
.places-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

/* Plans */
.plans-band { background: var(--cream); }
.plans { display: grid; gap: 12px; margin-top: 26px; }
.plan { padding: 24px; border: 1px solid var(--rule); border-radius: var(--r); background: #fff; display: flex; flex-direction: column; gap: 10px; }
.plan ul { display: grid; gap: 5px; margin-bottom: 8px; flex: 1; }
.plan li::before { content: "＋ "; color: var(--oxblood); }
.price { font: italic 500 3.1rem/1 var(--serif); }
.price-sm { font-size: 2.3rem; line-height: 1.35; }
.plan-main { background: var(--oxblood); border-color: var(--oxblood); color: var(--cream); }
.plan-main li::before { color: var(--ox-bright); }
.plan-main .fine, .plan-main .per { color: var(--on-dark); }
.per { margin-top: -6px; }
#plans-note { margin-top: 16px; }

.foot { padding: 30px var(--gut); background: var(--ink); color: var(--cream); display: grid; gap: 8px; }
.foot .fine { color: var(--on-dark); }

[dir="rtl"] .steps li + li::before { content: "←"; }
[dir="rtl"] .hero h1 { font-style: normal; }

@media (min-width: 760px) {
  .doors { grid-template-columns: 1fr 1fr; }
  .askbox { flex-direction: row; align-items: center; }
  .panel { grid-template-columns: 1fr 1fr; }
  .row { grid-template-columns: 1fr 1fr; }
  .spread { grid-template-columns: repeat(3, 1fr); }
  .plans { grid-template-columns: repeat(3, 1fr); }
  .btn-small { min-height: 42px; }
}
@media (min-width: 960px) {
  .nav-links { display: flex; }
  .hero { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); align-items: center; }
  .trail { grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); }
}
@media (max-width: 759px) {
  .ask-band { text-align: start; }
  .chips { justify-content: flex-start; }
  .askbox .btn { width: 100%; }
  .checkup { justify-self: stretch; }
  .nav .btn { display: none; }
  #graph .label { display: none; }
  #map .sub { font-size: 16px; }
  #map .name { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}