/* ===== КИФА · «Соберите свою квартиру» — editorial system (kifa-alt) ===== */
*{margin:0;padding:0;box-sizing:border-box}

:root{
  --black:#1A1E24;--charcoal:#2D333B;--stone:#5C6370;--muted:#7E8694;
  --line:#D2D6DC;--line-light:#E4E7EB;--sand:#ECF0F4;--paper:#F4F6F9;--white:#FAFBFC;
  --terra:#6B849E;--terra-dark:#5A7189;--terra-light:#94AAC0;
  --fd:'Golos Text',sans-serif;--fb:'Manrope',-apple-system,sans-serif;
  --mx:1320px;--gx:22px;--ease:cubic-bezier(.22,1,.36,1);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--fb);font-size:16px;line-height:1.6;color:var(--charcoal);background:var(--white);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
::selection{background:var(--charcoal);color:var(--white)}
button,input{font-family:inherit}
em{font-style:italic;color:var(--terra)}

/* ===== TOP PROGRESS LINE ===== */
.pline{position:fixed;top:0;left:0;height:2px;background:var(--terra);z-index:200;width:0;transition:width .5s var(--ease);pointer-events:none}

/* ===== NAV ===== */
.nav{position:sticky;top:0;z-index:100;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.nav__in{display:flex;align-items:center;justify-content:space-between;gap:14px;max-width:var(--mx);margin:0 auto;padding:14px var(--gx)}
.nav__logo{display:flex;align-items:center;color:var(--charcoal);height:21px;width:120px}
.nav__logo svg{height:21px;width:auto;display:block}
.nav__right{display:flex;align-items:center;gap:16px;font-size:13px}
.nav__hours{color:var(--muted);display:none}
.nav__phone{color:var(--charcoal);text-decoration:none;font-weight:600;white-space:nowrap}
.nav__cta{display:none;padding:10px 18px;background:var(--charcoal);color:var(--white);text-decoration:none;font-size:13px;font-weight:600;transition:background .2s;white-space:nowrap}
.nav__cta:hover{background:var(--black)}
@media(min-width:680px){.nav__hours{display:inline}}
@media(min-width:560px){.nav__cta{display:inline-flex}}

/* ===== STEP / SECTION LAYOUT ===== */
.screen{animation:scrIn .5s var(--ease)}
@keyframes scrIn{from{transform:translateY(14px)}to{transform:translateY(0)}}
.g{max-width:var(--mx);margin:0 auto;padding:44px var(--gx) 72px;display:grid;gap:34px}
.g--narrow{max-width:1060px}

/* meta column */
.meta__num{font-family:var(--fd);font-size:clamp(46px,11vw,76px);font-weight:300;line-height:.9;letter-spacing:-.03em;color:var(--line);display:none}
.meta__label{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:10px;display:none}
.meta__label--keep{display:block}
.meta__title{font-family:var(--fd);font-size:clamp(30px,5.4vw,46px);font-weight:700;line-height:1.04;letter-spacing:-.03em;color:var(--charcoal);margin-top:14px}
.meta__title em{color:var(--terra)}
.meta__sub{font-size:15px;color:var(--muted);line-height:1.55;margin-top:14px;max-width:460px}

/* ===== ROOM PROGRESS — vertical itinerary (desktop) / horizontal rail (mobile) ===== */
.itin{margin-top:30px;display:none}
.itin__step{position:relative;padding:0 0 0 26px;min-height:40px;display:flex;flex-direction:column;justify-content:center}
.itin{border-left:1px solid var(--line);margin-left:7px}
.itin__step::before{content:'';position:absolute;left:-5px;top:50%;transform:translateY(-50%);width:9px;height:9px;border-radius:50%;background:var(--line);border:2px solid var(--white)}
.itin__step.done::before{background:var(--terra)}
.itin__step.cur::before{background:var(--terra);box-shadow:0 0 0 4px rgba(107,132,158,.18)}
.itin__name{font-size:13.5px;font-weight:500;color:var(--muted);letter-spacing:-.005em;line-height:1.2}
.itin__step.done .itin__name{color:var(--stone)}
.itin__step.cur .itin__name{color:var(--charcoal);font-weight:700}
.itin__step.done .itin__name::after{content:' ✓';color:var(--terra);font-weight:700}

/* mobile horizontal rail */
.rail{display:flex;align-items:center;gap:0;margin-bottom:22px;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail__node{flex-shrink:0;width:13px;height:13px;border-radius:50%;background:var(--white);border:1.5px solid var(--line);position:relative}
.rail__node.done{background:var(--terra);border-color:var(--terra)}
.rail__node.cur{border-color:var(--terra);box-shadow:0 0 0 3px rgba(107,132,158,.18)}
.rail__node.cur::after{content:'';position:absolute;inset:3px;border-radius:50%;background:var(--terra)}
.rail__seg{height:1.5px;width:18px;flex:0 0 auto;background:var(--line)}
.rail__seg.done{background:var(--terra)}
.stepmeta{font-size:12.5px;color:var(--muted);margin-bottom:8px;letter-spacing:.01em}
.stepmeta b{color:var(--charcoal);font-weight:600}

/* ===== QUESTIONS / OPTIONS (ledger cells) ===== */
.qs{display:flex;flex-direction:column;gap:30px}
.q__label{font-family:var(--fd);font-size:18px;font-weight:600;letter-spacing:-.015em;color:var(--charcoal);margin-bottom:13px;line-height:1.25}
.q__label .opt-tip{display:block;font-family:var(--fb);font-size:13px;font-weight:500;color:var(--muted);margin-top:3px;letter-spacing:0}

.opts{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);background:var(--white)}
.opt{position:relative;display:flex;align-items:flex-start;gap:13px;padding:18px 17px;cursor:pointer;background:transparent;text-align:left;border:none;
  -webkit-tap-highlight-color:transparent;transition:background .18s}
.opt+.opt{border-left:1px solid var(--line)}
.opt:hover{background:var(--paper)}
.opt__ic{width:26px;height:26px;color:var(--stone);flex-shrink:0;margin-top:1px}
.opt__ic svg{width:100%;height:100%;display:block}
.opt__body{flex:1;min-width:0}
.opt__name{font-size:15px;font-weight:600;color:var(--charcoal);line-height:1.25;letter-spacing:-.005em}
.opt__hint{font-size:12.5px;color:var(--muted);line-height:1.4;margin-top:3px}
.opt__ck{flex-shrink:0;width:18px;height:18px;color:var(--terra);opacity:0;margin-top:2px}
.opt__ck svg{width:100%;height:100%}
.opt.on{background:var(--paper);box-shadow:inset 3px 0 0 var(--terra)}
.opt.on .opt__ic{color:var(--terra)}
.opt.on .opt__name{color:var(--terra-dark)}
.opt.on .opt__ck{opacity:1}

/* 4-up / stacked variant for start choices */
.opts--quad{grid-template-columns:1fr 1fr}
.opts--quad .opt{flex-direction:column;gap:10px;min-height:118px;padding:18px 16px}
.opts--quad .opt+.opt{border-left:1px solid var(--line)}
.opts--quad .opt:nth-child(3),.opts--quad .opt:nth-child(4){border-top:1px solid var(--line)}
.opts--quad .opt__ck{position:absolute;top:13px;right:13px;margin:0}
@media(min-width:620px){
  .opts--quad{grid-template-columns:repeat(4,1fr)}
  .opts--quad .opt:nth-child(3),.opts--quad .opt:nth-child(4){border-top:none}
}

/* ===== START FIELDS ===== */
.gstart{display:block;max-width:1060px;margin:0 auto;padding:44px var(--gx) 80px}
.start__hero{margin:18px 0 40px;max-width:760px}
.start__eyebrow{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.start__h{font-family:var(--fd);font-size:clamp(40px,9vw,82px);font-weight:800;line-height:.98;letter-spacing:-.04em;color:var(--charcoal)}
.start__sub{font-size:16px;color:var(--stone);line-height:1.55;margin-top:22px;max-width:480px}
.start__sub b{color:var(--charcoal);font-weight:600}
.fields{display:grid;gap:30px}
@media(min-width:760px){.fields{grid-template-columns:1fr 1fr;gap:32px 40px}.fields .field--full{grid-column:1/-1}}
.field__q{font-family:var(--fd);font-size:16px;font-weight:600;letter-spacing:-.01em;color:var(--charcoal);margin-bottom:12px;display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.field__q .field__hint{font-family:var(--fb);font-size:12.5px;font-weight:500;color:var(--muted)}

/* segment / baths reuse .opts but text-only */
.opts--text .opt{align-items:center;min-height:auto;padding:16px 18px}
.opts--text .opt__name{font-size:15px;font-weight:600}
.opts--text .opt__sub{display:block;font-weight:500;font-size:12px;color:var(--muted);margin-top:2px}
.opts--text .opt.on .opt__sub{color:var(--terra)}

/* area */
.area{border:1px solid var(--line);background:var(--white);padding:20px}
.area__top{display:flex;justify-content:space-between;margin-bottom:18px}
.area__val{font-family:var(--fd);font-size:42px;font-weight:800;letter-spacing:-.04em;color:var(--charcoal);line-height:.9}
.area__val .u{font-family:var(--fb);font-size:15px;font-weight:500;color:var(--muted);margin-left:5px;letter-spacing:0}
.area__num{width:80px!important;text-align:right;font-family:var(--fd);font-size:34px;font-weight:700;color:var(--charcoal);border:none;border-bottom:1.5px solid var(--line);background:transparent;outline:none;padding:2px 0;-moz-appearance:textfield;transition:border-color .2s}
.area__num::-webkit-outer-spin-button,.area__num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.area__num:focus{border-color:var(--terra)}
.rng{-webkit-appearance:none;appearance:none;width:100%;height:2px;background:var(--line);outline:none;cursor:pointer}
.rng::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--terra);border:3px solid var(--white);box-shadow:0 1px 8px rgba(90,113,137,.4);cursor:pointer;transition:transform .15s var(--ease)}
.rng::-webkit-slider-thumb:hover{transform:scale(1.12)}
.rng::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--terra);border:3px solid var(--white);cursor:pointer}
.area__scale{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:9px;letter-spacing:.02em}

/* ===== NAV BUTTONS ===== */
.navbtns{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.btn{appearance:none;border:none;cursor:pointer;font-family:inherit;font-weight:600;text-decoration:none;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;transition:background .2s,color .2s,transform .12s var(--ease)}
.btn:active{transform:translateY(1px)}
.btn--ghost{background:transparent;color:var(--stone);padding:13px 4px;font-size:14.5px}
.btn--ghost:hover{color:var(--terra)}
.btn--primary{background:var(--terra);color:var(--white);padding:15px 30px;font-size:15px;min-height:50px}
.btn--primary:hover{background:var(--terra-dark)}
.btn--dark{background:var(--charcoal);color:var(--white);padding:15px 30px;font-size:15px}
.btn--dark:hover{background:var(--black)}
.btn--block{width:100%}
.btn--lg{padding:18px 32px;font-size:15.5px;min-height:56px}

.start__go{margin-top:40px;display:flex;flex-direction:column;gap:14px;align-items:flex-start;max-width:480px}
.start__note{font-size:12.5px;color:var(--muted);line-height:1.5}

/* ===== FINAL · PORTRAIT ===== */
.portrait__sum{position:relative;padding-left:24px;margin-bottom:8px}
.portrait__sum::before{content:'';position:absolute;left:0;top:6px;bottom:6px;width:3px;background:var(--terra)}
.portrait__sum p{font-family:var(--fd);font-size:clamp(21px,3.4vw,30px);font-weight:500;line-height:1.34;letter-spacing:-.02em;color:var(--charcoal)}
.portrait__sum em{font-style:italic;color:var(--terra)}

.cl-lbl{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:36px 0 14px}
.checklist{border:1px solid var(--line);display:grid;grid-template-columns:1fr}
@media(min-width:560px){.checklist{grid-template-columns:1fr 1fr}}
.cl{display:flex;align-items:center;gap:13px;padding:15px 17px;border-bottom:1px solid var(--line)}
@media(min-width:560px){.cl:nth-child(odd){border-right:1px solid var(--line)}}
.cl__ic{width:22px;height:22px;color:var(--terra);flex-shrink:0}
.cl__ic svg{width:100%;height:100%}
.cl__txt{font-size:14.5px;font-weight:600;color:var(--charcoal);line-height:1.25;letter-spacing:-.005em}
.cl__ck{margin-left:auto;font-size:13px;color:var(--terra);font-weight:700;flex-shrink:0}

/* dark estimate + lead */
.est{background:var(--charcoal);color:var(--white);margin-top:40px}
.est__in{padding:34px 26px}
.est__lbl{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.35);margin-bottom:18px}
.est__meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:20px}
.est__mi{font-size:14px;color:rgba(255,255,255,.85);font-weight:500}
.est__mi span{display:block;font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.35);margin-bottom:3px;font-weight:500}
.est__range{font-family:var(--fd);font-size:clamp(32px,7.2vw,54px);font-weight:800;letter-spacing:-.04em;line-height:1;color:var(--terra-light)}
.est__range .cur{font-size:.42em;font-weight:500;margin-left:6px;color:rgba(255,255,255,.5)}
.est__note{font-size:13px;line-height:1.6;color:rgba(255,255,255,.45);margin-top:18px;max-width:520px}
.est__note b{color:rgba(255,255,255,.78);font-weight:600}
.est__divide{height:1px;background:rgba(255,255,255,.1);margin:0}
.est__cta-wrap{padding:24px 26px}

/* lead form (dark) */
.leadform{padding:26px}
.leadform__h{font-family:var(--fd);font-size:22px;font-weight:700;letter-spacing:-.02em;color:#fff;margin-bottom:5px}
.leadform__sub{font-size:13.5px;color:rgba(255,255,255,.45);margin-bottom:22px;line-height:1.5}
.fld{margin-bottom:18px}
.fld label{display:block;font-size:12px;color:rgba(255,255,255,.4);margin-bottom:7px;letter-spacing:.02em}
.fld input{width:100%;padding:13px 0;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.2);color:#fff;font-size:16px;outline:none;border-radius:0;transition:border-color .2s;-webkit-appearance:none}
.fld input::placeholder{color:rgba(255,255,255,.22)}
.fld input:focus{border-color:var(--terra-light)}
.leadform__note{font-size:11.5px;color:rgba(255,255,255,.3);margin-top:14px;line-height:1.5}
.leadok{padding:34px 26px;text-align:center}
.leadok__mark{font-family:var(--fd);font-size:30px;color:var(--terra-light);margin-bottom:12px}
.leadok__h{font-family:var(--fd);font-size:23px;font-weight:700;color:#fff;margin-bottom:9px;letter-spacing:-.02em}
.leadok__t{font-size:14px;color:rgba(255,255,255,.5);line-height:1.55;max-width:400px;margin:0 auto}
.leadok__t b{color:#fff;font-weight:600}

.restart{margin-top:18px}
.restart a{color:var(--muted);font-size:13.5px;text-decoration:none;cursor:pointer;transition:color .2s}
.restart a:hover{color:var(--terra)}

/* ===== FOOTER ===== */
.foot{background:var(--black);color:var(--white);padding:34px var(--gx);margin-top:10px}
.foot__in{max-width:var(--mx);margin:0 auto;display:flex;flex-direction:column;gap:14px}
.foot__logo{font-family:var(--fd);font-size:15px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:#fff;width:120px}
.foot__row{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:12.5px;color:rgba(255,255,255,.4);align-items:center}
.foot__row a{color:rgba(255,255,255,.6);text-decoration:none}
.foot__row a:hover{color:var(--terra-light)}
.foot__note{font-size:12px;color:rgba(255,255,255,.3);line-height:1.55;max-width:640px;border-top:1px solid rgba(255,255,255,.08);padding-top:14px;margin-top:4px}

/* ===== DESKTOP TWO-COLUMN ===== */
@media(min-width:768px){
  :root{--gx:32px}
  .g{padding:64px var(--gx) 96px}
  .gstart{padding:70px var(--gx) 104px}
}
@media(min-width:1024px){
  :root{--gx:48px}
  .g{grid-template-columns:280px 1fr;gap:72px;padding:90px var(--gx) 120px;align-items:start}
  .g--narrow{grid-template-columns:300px 1fr}
  .gstart{padding:92px var(--gx) 124px}
  .meta__num{display:block}
  .meta__label{display:block}
  .step__meta{position:sticky;top:96px}
  .itin{display:block}
  .rail,.stepmeta{display:none}
  .start__hero{grid-column:1/-1}
  .start__fields-col{}
}
@media(min-width:1280px){.g{padding:110px var(--gx) 130px}}

/* reveal */
.rv{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.rv.in{opacity:1;transform:translateY(0)}