/* ============================================================
   FawrAI · ROI calculator
   Same system as the main site: navy rooms with a light box,
   a light room with white cards and a navy result box.
   Geist / Inter / Geist Mono.
   ============================================================ */

:root {
  --navy:     #0D2137;
  --navy-90:  #1A3149;
  --navy-80:  #2A4560;
  --paper:    #F8F5F0;
  --dim:      #9DB0C2;
  --sage:     #8A9E85;
  --sage-d:   #5E7558;
  --gold:     #D4AF6E;

  --ink:      #0D2137;
  --ink-2:    #4C5D6E;
  --ink-3:    #738397;
  --lline:    #E3DDD0;

  --f-display: 'Geist', 'Helvetica Neue', Arial, sans-serif;
  --f-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;
  --f-mono:    'Geist Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --t-body: clamp(0.9375rem, 0.9rem + 0.12vw, 1rem);
  --lh-body: 1.65;
  --t-mono: 12px;

  --expo: cubic-bezier(0.16, 1, 0.3, 1);
  --out:  cubic-bezier(0.22, 0.61, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--navy); scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
::selection { background: var(--gold); color: var(--navy); }

.wrap { max-width: 1320px; margin: 0 auto; padding: 0 40px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 50px; padding: 0 22px 0 24px;
  border: 0; border-radius: 999px; cursor: pointer;
  font: 500 15px/1 var(--f-body);
  letter-spacing: -0.005em;
  transition: background 500ms var(--out), box-shadow 700ms var(--out);
}
.btn:focus-visible { outline: 1.5px solid var(--gold); outline-offset: 3px; }
.btn__arrow { display: inline-block; transition: transform 600ms var(--expo); }
.btn--primary {
  background: var(--paper); color: var(--navy);
  box-shadow: 0 1px 0 rgba(255,255,255,0.4) inset, 0 10px 30px -12px rgba(248,245,240,0.25);
}
.btn--dark { background: var(--navy); color: var(--paper); box-shadow: 0 14px 30px -14px rgba(13,33,55,0.7); }
@media (hover: hover) {
  .btn:hover .btn__arrow { transform: translateX(3px); }
  .btn--primary:hover { background: #FFFDF8; }
  .btn--dark:hover { background: #17304A; }
}

/* ---------- nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 500ms var(--out), border-color 500ms var(--out);
}
.nav.is-stuck {
  background: rgba(13, 33, 55, 0.97);
  -webkit-backdrop-filter: blur(18px) saturate(125%);
  backdrop-filter: blur(18px) saturate(125%);
  border-bottom-color: rgba(157, 176, 194, 0.12);
}
.nav__inner {
  max-width: 1320px; margin: 0 auto;
  padding: 26px 40px;
  display: flex; align-items: center; gap: 40px;
  transition: padding 500ms var(--out);
}
.nav.is-stuck .nav__inner { padding-top: 16px; padding-bottom: 16px; }
.nav__logo img { width: 86px; height: auto; }
.nav__back { margin-left: auto; font-size: 13.5px; color: var(--dim); transition: color 400ms var(--out); }
.nav__back:hover { color: var(--paper); }

/* ---------- the headline treatment shared with the main site ---------- */
.label {
  display: flex; align-items: center; gap: 12px;
  font: 400 var(--t-mono)/1 var(--f-mono);
  color: var(--dim);
  margin: 0 0 28px;
}
.label b { font-weight: 400; color: var(--sage); }
.label b::after { content: ""; display: inline-block; width: 24px; height: 1px; background: var(--navy-80); margin-left: 12px; vertical-align: 3px; }
.soft { display: block; font-weight: 200; letter-spacing: -0.038em; color: #E9E3D8; margin-top: 0.06em; }

/* ---------- hero (dark room) ---------- */
.top {
  position: relative; isolation: isolate; overflow: hidden;
  background:
    radial-gradient(120% 120% at 82% 0%, #11284180 0%, transparent 60%),
    var(--navy);
  color: var(--paper);
}
.top::before, .gate__bg::after {
  content: ""; position: absolute; inset: -50%; z-index: -1; pointer-events: none;
  opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.top__in { padding-top: clamp(132px, 14vw, 176px); padding-bottom: clamp(64px, 8vw, 104px); }
.top__title {
  margin: 0;
  font-family: var(--f-display); font-weight: 340;
  font-size: clamp(2.08rem, 0.92rem + 3.12vw, 3.9rem);
  line-height: 1.02; letter-spacing: -0.042em;
  color: var(--paper); text-wrap: balance;
}
.top__title span { display: block; }
.top__lead { margin-top: 30px; max-width: 34rem; font-size: var(--t-body); line-height: var(--lh-body); color: var(--dim); }

/* ---------- gate ---------- */
.gate {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(120% 90% at 78% 55%, #11284180 0%, transparent 60%),
    var(--navy);
  color: var(--paper);
  overflow: hidden; isolation: isolate;
  transition: opacity 320ms var(--out);
}
.gate.unlocked { opacity: 0; pointer-events: none; }
.gate__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.gate__bg::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 132px 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
}
.gate__inner { position: relative; width: 100%; max-width: 500px; padding: 0 24px; text-align: center; }
.gate__logo { width: 86px; height: auto; margin: 0 auto 34px; opacity: 0.92; }
.gate__label { margin: 0 0 16px; font: 400 var(--t-mono)/1 var(--f-mono); color: var(--dim); }
.gate__title {
  margin: 0 0 30px;
  font-family: var(--f-display); font-weight: 340;
  font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2.05rem);
  line-height: 1.08; letter-spacing: -0.036em;
  color: var(--paper); text-wrap: balance;
}
.gate__title span { display: block; }
.gate__form { display: flex; flex-direction: column; gap: 10px; max-width: 320px; margin: 0 auto; }
#gate-pw {
  width: 100%;
  font: 400 15px/1.4 var(--f-mono); letter-spacing: 0.1em; text-align: center;
  color: var(--paper);
  background: rgba(26, 49, 73, 0.6);
  border: 1px solid var(--navy-80); border-radius: 999px;
  padding: 13px 20px; outline: none;
  -webkit-appearance: none; appearance: none;
  transition: border-color 400ms var(--out), background 400ms var(--out);
}
#gate-pw::placeholder { color: var(--dim); letter-spacing: 0.06em; }
#gate-pw:focus { border-color: var(--sage); background: rgba(26, 49, 73, 0.85); }
#gate-pw.shake { animation: gate-shake 340ms var(--out); }
@keyframes gate-shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-8px); } 75% { transform: translateX(8px); } }
.gate__error { display: none; font: 400 11px/1.4 var(--f-mono); color: #E0A08A; }
.gate .btn { width: 100%; height: 48px; }
.gate__note { margin-top: 22px; font: italic 400 11px/1.6 var(--f-body); color: rgba(157, 176, 194, 0.65); }

/* ---------- calculator (light room) ---------- */
.calc { background: var(--paper); padding: clamp(56px, 7vw, 96px) 0 clamp(80px, 10vw, 128px); }
.calc__grid { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: 32px; align-items: start; }

.calc .label { color: var(--ink-3); margin: 0 0 14px; }
.calc .label b { color: var(--sage-d); }
.calc .label b::after { background: #CFC7B8; }

.calc__inputs {
  background: #fff; border: 1px solid var(--lline); border-radius: 26px;
  padding: 6px 40px 40px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 40px 70px -50px rgba(13, 33, 55, 0.35);
}

.field { padding: 34px 0; border-top: 1px solid var(--lline); }
.field:first-child { border-top: 0; }
.field__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 22px; }
.field__num {
  font-family: var(--f-display); font-weight: 340;
  font-size: 2.6rem; letter-spacing: -0.04em; line-height: 1; color: var(--ink);
}
.field__unit { font: 400 11px/1 var(--f-mono); color: var(--sage-d); white-space: nowrap; padding-top: 6px; }

/* sliders */
input[type=range] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 3px; border-radius: 999px;
  background: linear-gradient(90deg, var(--navy) 0 var(--p, 25%), #E3DDD0 var(--p, 25%));
  outline: none; cursor: pointer; margin: 8px 0 6px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--navy); border: 0; cursor: pointer;
  box-shadow: 0 0 0 4px rgba(13,33,55,0.08);
  transition: box-shadow 160ms var(--out), transform 160ms var(--out);
}
input[type=range]::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--navy); border: 0; cursor: pointer;
  transition: box-shadow 160ms var(--out), transform 160ms var(--out);
}
input[type=range]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px rgba(212,175,110,0.45); }
input[type=range]:active::-webkit-slider-thumb { box-shadow: 0 0 0 7px rgba(13,33,55,0.12); transform: scale(1.06); }
input[type=range]:active::-moz-range-thumb { transform: scale(1.06); }
.ticks { display: flex; justify-content: space-between; margin-top: 10px; font: 400 10.5px/1 var(--f-mono); color: #8B97A5; }

.healthy {
  margin: 16px 0 0; padding-left: 15px; position: relative;
  font-size: 0.72rem; font-style: italic; line-height: 1.5; color: var(--ink-3);
}
.healthy::before {
  content: ""; position: absolute; left: 0; top: 0.5em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--sage);
  transition: background 220ms var(--out);
}
.healthy #healthyRate { font-family: var(--f-mono); font-style: normal; font-weight: 500; color: var(--ink-2); }
.healthy.low::before { background: #B5554A; }
.healthy.low { color: #8f4a41; }
.healthy.healthy::before { background: var(--sage-d); }
.healthy.strong::before { background: var(--gold); }
.healthy.strong { color: #A07F3F; }

/* plan tiles */
.field--plan { padding-bottom: 6px; }
.field--plan .label { margin-bottom: 18px; }
.plan {
  display: block; width: 100%; text-align: left; font: inherit; color: inherit;
  background: #FCFAF5;
  border: 1px solid var(--lline); border-radius: 16px;
  padding: 20px 22px; cursor: pointer;
  transition: border-color 220ms var(--out), background 220ms var(--out), box-shadow 220ms var(--out);
}
.plan + .plan { margin-top: 8px; }
.plan:hover { border-color: #B9C2CC; }
.plan.active { border-color: var(--navy); background: #fff; box-shadow: 0 14px 30px -20px rgba(13,33,55,0.45); }
.plan__row { display: flex; align-items: center; gap: 10px; }
.plan__name { font: 500 1.05rem/1 var(--f-display); color: var(--ink); letter-spacing: -0.015em; }
.plan__rec { font: 400 10px/1 var(--f-mono); color: var(--sage-d); }
.plan__desc { display: block; margin: 8px 0 14px; font: 400 11px/1.4 var(--f-mono); color: var(--ink-3); }
.plan__price { display: block; font: 380 1.45rem/1.1 var(--f-display); letter-spacing: -0.03em; color: var(--ink); }
.plan__price i { font-style: normal; font-size: 0.82rem; color: var(--sage-d); font-weight: 400; letter-spacing: 0; }
.plan__toggle {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; background: none; border: 0; cursor: pointer;
  padding: 16px 4px 4px;
  font: 400 11.5px/1.5 var(--f-mono); color: var(--sage-d); text-align: center;
}
.plan__toggle:hover { color: var(--ink); }
.plan__toggle-icon { flex: none; font-size: 9px; transition: transform 220ms var(--out); }
.plan__toggle.open .plan__toggle-icon { transform: rotate(180deg); }
.plan__panel { max-height: 0; overflow: hidden; transition: max-height 380ms var(--out); }
.plan__panel.open { max-height: 260px; }
.plan__panel .plan { margin-top: 4px; }

.calc__model {
  margin: 30px 0 0; padding: 18px 22px;
  background: #EEF2EB; border-radius: 16px;
  font-size: 0.82rem; line-height: 1.65; color: #2F3E4D;
}
.calc__model strong { color: var(--ink); font-weight: 600; }

/* ---------- results ---------- */
.calc__results { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 14px; }

.result-panel {
  position: relative; overflow: hidden;
  background:
    radial-gradient(80% 100% at 100% 0%, rgba(212, 175, 110, 0.13), transparent 55%),
    var(--navy);
  color: var(--paper);
  border-radius: 26px; padding: 32px 32px 28px;
  box-shadow: 0 50px 90px -50px rgba(13, 33, 55, 0.65);
}
.result-panel__k { margin-bottom: 14px; font: 400 var(--t-mono)/1 var(--f-mono); color: var(--dim); }
.result-panel__num {
  font-family: var(--f-display); font-weight: 340;
  font-size: clamp(2.5rem, 2rem + 1.8vw, 3.3rem);
  letter-spacing: -0.04em; line-height: 1; color: var(--paper);
}
.result-panel__sub { margin-top: 10px; font: 400 11px/1.4 var(--f-mono); color: var(--dim); }
.result-panel__foot { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--navy-80); }
.result-panel__foot p { font-size: 0.85rem; color: var(--dim); }
.result-panel__foot strong { color: var(--gold); font-weight: 500; }
.result-panel__roi { margin-top: 6px; font: 400 11px/1.4 var(--f-mono) !important; color: rgba(157, 176, 194, 0.7) !important; }

/* the month, re-sorted live */
.flow {
  margin: 0; padding: 26px 26px 22px;
  background: #fff; border: 1px solid var(--lline); border-radius: 22px;
  display: grid; grid-template-columns: 12px 1fr; gap: 0 20px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 34px 60px -48px rgba(13, 33, 55, 0.35);
}
.flow__track {
  grid-row: 1 / 3;
  width: 12px; height: 216px; border-radius: 999px;
  background: #E9E3D6; overflow: hidden;
  display: flex; flex-direction: column;
}
.flow__seg { flex-grow: 0; flex-basis: 0; min-height: 0; width: 100%; position: relative; transition: flex-grow 420ms var(--out); }
.flow__seg + .flow__seg { box-shadow: inset 0 1px 0 rgba(255,255,255,0.22); }
.flow__seg--lost + .flow__seg, .flow__seg + .flow__seg--lost { box-shadow: none; }
.flow__seg--booked { background: var(--navy-80); }
.flow__seg--gap    { background: var(--navy); }
.flow__seg--noshow { background: var(--sage-d); }
.flow__seg--reten  { background: #C59F5D; }
.flow__seg--lost   { background: transparent; }
.flow__seg--worked::after {
  content: ""; position: absolute; left: 50%; width: 4px; height: 4px;
  margin-left: -2px; border-radius: 50%;
  background: rgba(255,255,255,0.9);
  animation: flow-drift 2.6s linear infinite;
}
.flow__seg--noshow::after { animation-duration: 3.1s; animation-delay: -0.8s; }
.flow__seg--reten::after  { animation-duration: 3.6s; animation-delay: -1.6s; background: var(--navy); }
@keyframes flow-drift {
  0%   { top: -20%; opacity: 0; }
  15%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { top: 120%; opacity: 0; }
}
.flow__legend { grid-column: 2; list-style: none; margin: 0; padding: 0; align-self: start; }
.flow__legend li { display: flex; align-items: center; gap: 10px; padding: 7px 0; font-size: 0.84rem; color: #2B3947; }
.flow__legend li[hidden] { display: none; }
.flow__legend em {
  font: 400 9.5px/1 var(--f-mono); font-style: normal; color: var(--sage-d);
  border: 1px solid #D6CEBE; border-radius: 999px; padding: 3px 7px; margin-left: 4px;
}
.flow__legend b { margin-left: auto; font: 500 0.98rem/1 var(--f-display); color: var(--ink); letter-spacing: -0.01em; }
.sw { width: 9px; height: 9px; border-radius: 2px; flex: none; }
.sw--booked { background: var(--navy-80); }
.sw--gap    { background: var(--navy); }
.sw--noshow { background: var(--sage-d); }
.sw--reten  { background: #C59F5D; }
.sw--lost   { background: transparent; border: 1px solid #9AA7B5; }
.delta {
  grid-column: 2; margin: 12px 0 0; padding-top: 14px;
  border-top: 1px solid var(--lline);
  font: 400 11.5px/1.7 var(--f-mono); color: var(--ink-2);
}
.delta b { font: 500 0.98rem/1 var(--f-display); color: var(--ink); letter-spacing: -0.01em; }
.delta__arw { margin: 0 6px; color: var(--sage-d); }
.delta__rev { display: block; color: var(--sage-d); margin-top: 3px; }

/* drawer + fees */
.drawer, .fees {
  background: #fff; border: 1px solid var(--lline); border-radius: 20px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 30px 50px -44px rgba(13, 33, 55, 0.3);
}
.drawer__toggle {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; background: none; border: 0; cursor: pointer;
  padding: 18px 22px; font: inherit; text-align: left; color: inherit;
}
.drawer__k { font: 400 var(--t-mono)/1 var(--f-mono); color: var(--ink-3); }
.drawer__state { font: 400 11px/1 var(--f-mono); color: var(--sage-d); }
.drawer__panel { max-height: 0; overflow: hidden; transition: max-height 380ms var(--out); }
.drawer__panel.open { max-height: 260px; }
.drawer__body { padding: 0 22px 8px; border-top: 1px solid var(--lline); }
.fees { padding: 8px 22px; }
.row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 0; border-bottom: 1px solid var(--lline);
  font-size: 0.88rem; color: #2B3947;
}
.row:last-child { border-bottom: 0; }
.row i { font: 400 11px/1 var(--f-mono); font-style: normal; color: var(--sage-d); }
.row__v { font: 500 0.98rem/1 var(--f-display); color: var(--ink); }
.tag-own {
  font: 400 9.5px/1 var(--f-mono); font-style: normal; color: var(--sage-d);
  border: 1px solid #D6CEBE; border-radius: 999px; padding: 3px 7px; margin-left: 6px; vertical-align: middle;
}
.fees__note { margin: 0; padding: 12px 0 14px; font: italic 400 11.5px/1.5 var(--f-body); color: var(--ink-3); }
.own-rows { max-height: 0; overflow: hidden; transition: max-height 380ms var(--out); }
.own-rows.open { max-height: 120px; }
.own-note {
  margin: 2px 6px 0; font: 400 11px/1.6 var(--f-mono); color: var(--sage-d);
  opacity: 0; transform: translateY(-6px);
  transition: opacity 320ms var(--out), transform 320ms var(--out);
}
.own-note.show { opacity: 1; transform: none; }
.calc__cta { width: 100%; margin-top: 4px; }

.roi-big-num { display: inline-block; }
.roi-big-num.pulse { animation: roi-num-pulse 320ms var(--out); }
@keyframes roi-num-pulse { 0% { transform: scale(1); } 40% { transform: scale(1.04); color: var(--gold); } 100% { transform: scale(1); } }

.disclaimer {
  max-width: 46rem; margin-top: clamp(48px, 6vw, 80px); padding-top: 22px;
  border-top: 1px solid var(--lline);
  font-size: 0.78rem; line-height: 1.7; color: var(--ink-3);
}
.disclaimer strong { color: var(--ink-2); font-weight: 600; }

/* ---------- footer (dark room) ---------- */
.foot { background: var(--navy); border-top: 1px solid rgba(42, 69, 96, 0.6); padding: 48px 0 56px; }
.foot__inner { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.foot__logo { width: 80px; }
.foot__tag { color: var(--dim); font-size: var(--t-body); }
.foot__meta { margin-left: auto; display: flex; gap: 22px; flex-wrap: wrap; font: 400 var(--t-mono)/1 var(--f-mono); color: rgba(157, 176, 194, 0.75); }
.foot__meta a:hover { color: var(--paper); }

/* ---------- reveal ---------- */
.js .reveal { opacity: 0; transform: translate3d(0, 18px, 0); transition: opacity 1000ms var(--expo), transform 1200ms var(--expo); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .calc__grid { grid-template-columns: minmax(0, 1fr) 360px; }
}
@media (max-width: 920px) {
  .wrap { padding: 0 20px; }
  .nav__inner { padding: 20px; }
  .calc__grid { grid-template-columns: 1fr; gap: 20px; }
  .calc__results { position: static; }
  .calc__inputs { padding: 4px 22px 26px; border-radius: 22px; }
  .field { padding: 28px 0; }
  .field__num { font-size: 2.2rem; }
  .result-panel { padding: 28px 24px 24px; border-radius: 22px; }
  .foot__meta { margin-left: 0; }
}
@media (max-width: 520px) {
  .field__head { flex-wrap: wrap; }
  .flow { padding: 22px 20px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .flow__seg--worked::after { animation: none; display: none; }
}