/* oge — «бланк ответов ОГЭ / OMR»: белый лист, серая сетка, кружки-ответы, голубые поля, IBM Plex, штамп. */
:root {
  --paper: #ffffff;
  --page: #f3f5f8;
  --grid: #e6e9ee;
  --ink: #14213d;
  --ink2: #3b4660;
  --mut: #66708a;
  --line: #c9d0db;
  --field: #e9f2fd;          /* «голубое поле» бланка */
  --field-line: #9cc0ec;
  --blue: #1d4ed8;
  --blue-d: #1740b0;
  --stamp: #c4122f;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --lf-fg: var(--ink);
  --lf-muted: var(--mut);
  --lf-field: var(--field);
  --lf-field-fg: var(--ink);
  --lf-border: var(--field-line);
  --lf-accent: var(--blue);
  --lf-accent-fg: #fff;
  --lf-chip: #fff;
  --lf-chip-active: var(--ink);
  --lf-chip-active-fg: #fff;
  --lf-radius: 4px;
  --lf-error: var(--stamp);
  --cta-glow: var(--blue);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.55 var(--sans); }
a { color: var(--blue); }
h1, h2, h3 { letter-spacing: -0.015em; }
.wrap { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 32px; }

/* ── шапка ── */
.top { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; gap: 20px; height: 62px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 16px; }
.logo svg { width: 30px; height: 30px; }
.logo span { display: flex; flex-direction: column; line-height: 1.1; }
.logo small { font: 500 11px var(--mono); color: var(--mut); letter-spacing: .04em; }
.role { margin-left: auto; display: flex; border: 1px solid var(--line); border-radius: 4px; padding: 2px; background: #fff; }
.role button { font: 500 13.5px var(--sans); border: 0; background: none; color: var(--ink2); padding: 7px 12px; border-radius: 3px; cursor: pointer; }
.role button.is-active { background: var(--ink); color: #fff; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 54px; padding: 0 28px; font: 600 17px var(--sans);
  color: #fff; background: var(--blue); border: 0; border-radius: 4px; text-decoration: none; cursor: pointer; transition: background .15s, transform .1s; }
.btn:hover { background: var(--blue-d); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--blue) 40%, transparent); outline-offset: 2px; }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 14.5px; }
.btn-line { background: #fff; color: var(--blue); border: 1.5px solid var(--blue); }
.btn-line:hover { background: var(--field); }

/* ── первый экран ── */
.hero {
  background-color: var(--page);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px; background-position: -1px -1px;
  border-bottom: 1px solid var(--line);
  padding: 28px 0 34px;
}
.hero-in { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 56px; align-items: center; }
.hero-text, .sheet { min-width: 0; }
.qz { scroll-margin-top: 84px; }
.sheet-label { display: flex; gap: 0; margin: 0 0 22px; font: 500 12.5px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.sheet-label span { border: 1px solid var(--ink); padding: 5px 10px; background: #fff; }
.sheet-label span + span { border-left: 0; background: var(--field); color: var(--ink2); }
.hero h1 { font-size: clamp(36px, 3.5vw, 54px); line-height: 1.08; font-weight: 700; margin: 0 0 26px; max-width: 13.5em; }
.mark { background: linear-gradient(transparent 58%, color-mix(in srgb, var(--field-line) 55%, transparent) 58% 92%, transparent 92%); padding: 0 2px; }
.gift-line { display: flex; gap: 16px; align-items: center; margin: 0 0 26px; max-width: 34em; }
.gift-mini { width: 66px; height: auto; flex: 0 0 auto; border: 1px solid var(--line); box-shadow: 3px 3px 0 var(--ink); transform: rotate(-3deg); background: #fff; }
.gift-line p { margin: 0; font-size: 16.5px; line-height: 1.45; color: var(--ink2); }
.gift-line b { color: var(--ink); font-weight: 600; }
.cta-row { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.micro { margin: 0; font: 500 13.5px var(--mono); color: var(--mut); }
.omr-facts { list-style: none; display: flex; gap: 0; padding: 0; margin: 34px 0 0; }
.omr-facts li { display: flex; flex-direction: column; align-items: flex-start; border: 1px solid var(--line); background: #fff; padding: 8px 18px 8px 12px; min-width: 104px; }
.omr-facts li + li { border-left: 0; }
.omr-facts b { font: 600 26px/1.1 var(--mono); color: var(--ink); }
.omr-facts span { font: 500 12px var(--mono); color: var(--mut); text-transform: uppercase; letter-spacing: .06em; }

/* лист-бланк с квизом */
.sheet {
  position: relative; background: var(--paper); border: 1px solid var(--line); border-radius: 2px;
  box-shadow: 0 1px 0 var(--line), 0 18px 40px -18px rgba(20,33,61,.28);
  padding: 22px 30px 26px 46px; min-height: 560px; scroll-margin-top: 80px; overflow: hidden;
}
.sheet::after { content: ""; position: absolute; inset: 7px; border: 1px dashed #dde2ea; pointer-events: none; }
.sheet-ticks { position: absolute; left: 14px; top: 22px; bottom: 22px; display: flex; flex-direction: column; justify-content: space-between; }
.sheet-ticks i { display: block; width: 12px; height: 5px; background: var(--ink); }
.sheet-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 2px solid var(--ink);
  font: 600 12.5px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink2); }
.sheet-code { display: flex; gap: 3px; }
.sheet-code i { font-style: normal; width: 22px; height: 26px; display: grid; place-items: center; border: 1px solid var(--field-line); background: var(--field); color: var(--ink); font-weight: 500; }
.sheet.is-ping { animation: ping 1s ease; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--blue) 45%, transparent); } 100% { box-shadow: 0 0 0 18px transparent; } }

/* штамп «записан» */
.stamp { position: absolute; right: 30px; top: 128px; z-index: 3; display: flex; flex-direction: column; align-items: center; padding: 6px 14px 5px;
  border: 3px solid var(--stamp); border-radius: 6px; color: var(--stamp); transform: rotate(-9deg); opacity: 0; pointer-events: none;
  font: 700 22px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; mix-blend-mode: multiply; }
.stamp small { font-size: 10.5px; letter-spacing: .2em; margin-top: 3px; }
/* motion.js ставит детям бланка .rv-hero (opacity 1) — штамп прячем сильнее, пока квиз не дошёл до «Вы записаны» */
.sheet:not(.is-done) .stamp { opacity: 0 !important; visibility: hidden; transform: rotate(-9deg) !important; }
.sheet.is-done .stamp { opacity: .88 !important; transform: rotate(-9deg) !important; animation: stamp-in .4s cubic-bezier(.3,1.6,.5,1); }
@keyframes stamp-in { from { opacity: 0; scale: 1.5; } to { opacity: .88; scale: 1; } }
@media (prefers-reduced-motion: reduce) { .sheet.is-done .stamp { animation: none; } }

/* квиз в стиле бланка */
.qz { --qz-q-size: clamp(22px, 1.9vw, 32px); --qz-radius: 4px; --qz-border: var(--line); --qz-opt-on-bg: var(--field); gap: 12px; }
.qz-count { font-family: var(--mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; }
.qz-progress { height: 8px; border-radius: 0; background: repeating-linear-gradient(90deg, #e3e7ee 0 calc(100% / 7 - 3px), transparent calc(100% / 7 - 3px) calc(100% / 7)); }
.qz-progress i { border-radius: 0; background: var(--ink); }
.qz-back { border-radius: 4px; }
.qz-q { font-weight: 600; }
.qz-opts { counter-reset: opt; gap: 10px; }
.qz-opt { position: relative; padding: 14px 18px 14px 60px; min-height: 84px; border-width: 1px; background: #fff; }
.qz-opt::before { counter-increment: opt; content: counter(opt); position: absolute; left: 16px; top: 50%; width: 28px; height: 28px; margin-top: -14px;
  border: 1.5px solid var(--ink); border-radius: 50%; display: grid; place-items: center; font: 500 13px var(--mono); color: var(--ink2); background: #fff;
  transition: background .15s, color .15s, box-shadow .15s; }
.qz-opt:hover { border-color: var(--blue); background: color-mix(in srgb, var(--field) 50%, #fff); }
.qz-opt:hover::before { box-shadow: inset 0 0 0 4px var(--field); }
.qz-opt.is-on { border-color: var(--ink); background: var(--field); }
.qz-opt.is-on::before { background: var(--ink); color: transparent; box-shadow: inset 0 0 0 3px #fff; }
.qz-ot { font-size: 18px; font-weight: 600; }
.qz-opt small { font-family: var(--mono); font-size: 12.5px; }
.qz-next { border-radius: 4px; font-size: 16.5px; min-height: 54px; }
.qz-micro { font-family: var(--mono); font-size: 12.5px; }
.qz-gift-line { font-size: 14.5px; }

/* итог — 3 блока маршрута строками бланка */
.route { list-style: none; margin: 8px 0 10px; padding: 0; border-top: 1px solid var(--line); }
.route li { display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.route .rb { width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font: 600 14px var(--mono); }
.route b { font-weight: 600; font-size: 16px; }
.route .rn { font: 500 12.5px var(--mono); color: var(--blue); background: var(--field); border: 1px solid var(--field-line); padding: 1px 6px; margin-left: 4px; white-space: nowrap; }
.route small { display: block; margin-top: 3px; font-size: 13.5px; line-height: 1.4; color: var(--mut); }
.rnote { margin: 0 0 8px; font-size: 13.5px; color: var(--ink2); }
.rtrial { margin: 0; font-size: 14.5px; line-height: 1.45; padding: 10px 12px; background: var(--field); border-left: 3px solid var(--blue); }
.rtrial b { font-weight: 600; }

/* карточка B до старта */
.qz-intro { padding: 6px 0 0; }
.qz-intro-k { margin: 0 0 6px; font: 500 12.5px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--mut); }
.qz-intro .qz-q { font-size: clamp(30px, 2.6vw, 40px); }
.qz-intro-list { list-style: none; counter-reset: s; margin: 18px 0 6px; padding: 0; border-top: 1px solid var(--line); }
.qz-intro-list li { counter-increment: s; display: flex; align-items: center; gap: 14px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 16px; color: var(--ink2); }
.qz-intro-list li::before { content: counter(s); width: 26px; height: 26px; border: 1.5px solid var(--ink); border-radius: 50%; display: grid; place-items: center; font: 500 12.5px var(--mono); }
.qz[data-step="intro"] .qz-body { padding-top: 2px; }

/* слоты и контакт */
.qz .lf-day, .qz .lf-time { border-color: var(--line); }
.qz .lf-input { background: var(--field); border-color: var(--field-line); }
.qz-when { font-family: var(--mono); font-size: 14px; }
.qz-done .qz-q { font-size: 30px; }

/* ── секции ── */
.sec { padding: 92px 0; background: var(--paper); }
.sec-alt { background-color: var(--page); background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 24px 24px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-k { display: flex; align-items: center; gap: 10px; margin: 0 0 14px; font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--mut); }
.box { display: inline-grid; place-items: center; min-width: 30px; height: 26px; padding: 0 5px; border: 1px solid var(--field-line); background: var(--field); color: var(--ink); font: 600 13px var(--mono); }
.sec h2 { font-size: clamp(28px, 2.7vw, 42px); line-height: 1.15; margin: 0 0 16px; font-weight: 700; max-width: 22em; }
.sec-lead { font-size: 17.5px; color: var(--ink2); max-width: 46em; margin: 0 0 36px; }

/* таблица заданий — строки бланка */
.omr-table { border: 1.5px solid var(--ink); background: #fff; }
.omr-row { display: grid; grid-template-columns: 64px minmax(0, 1.25fr) 104px 74px minmax(0, 1fr); align-items: center; border-top: 1px solid var(--line); min-height: 50px; }
.omr-row > span { padding: 8px 14px; min-width: 0; }
.omr-th { border-top: 0; background: var(--ink); color: #fff; min-height: 40px; font: 500 12.5px var(--mono); text-transform: uppercase; letter-spacing: .07em; }
.omr-part { border-top: 1px solid var(--ink); background: var(--field); font: 600 13px var(--mono); color: var(--ink); letter-spacing: .03em; }
.omr-part span { display: block; padding: 9px 14px; }
.omr-row .n { align-self: stretch; display: grid; place-items: center; border-right: 1px solid var(--line); font: 600 17px var(--mono); }
.omr-row .min { font: 500 15px var(--mono); color: var(--ink2); text-align: center; }
.omr-th span:nth-child(4) { text-align: center; }
.omr-row .crs { font-weight: 600; color: var(--ink); border-left: 1px dashed var(--line); align-self: stretch; display: flex; align-items: center; }
.omr-row .crs em { font-style: normal; font-weight: 400; color: var(--mut); margin-left: 4px; }
.pts { display: flex; gap: 6px; }
.pts i { width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid var(--ink); }
.pts.p1 i:nth-child(-n+1), .pts.p2 i:nth-child(-n+2), .pts.p3 i:nth-child(-n+3) { background: var(--ink); box-shadow: inset 0 0 0 2px #fff; }
.omr-row:not(.omr-th):hover { background: color-mix(in srgb, var(--field) 55%, #fff); }
.omr-extra { margin-top: 18px; }
.omr-extra p { margin: 0 0 8px; font-size: 15.5px; color: var(--ink2); }
.omr-extra .nb { font-weight: 600; color: var(--ink); }
.omr-extra .src { font: 13px var(--mono); color: var(--mut); }

/* настоящие экраны */
.shots { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 22px; margin-top: 30px; align-items: start; }
.shots-side { display: grid; gap: 22px; min-width: 0; }
.shot { margin: 0; background: #fff; border: 1px solid var(--line); box-shadow: 0 14px 34px -20px rgba(20,33,61,.35); min-width: 0; }
.shot-bar { display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 12px; border-bottom: 1px solid var(--line); background: #f7f8fa; font: 12px var(--mono); color: var(--mut); }
.shot-bar i { width: 9px; height: 9px; border-radius: 50%; background: #d3d8e0; }
.shot-bar span { margin-left: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.shot img { display: block; width: 100%; height: auto; }
.shot figcaption { padding: 10px 14px 12px; font-size: 14px; color: var(--ink2); border-top: 1px solid var(--line); }
.checks { list-style: none; padding: 0; margin: 30px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; background: #fff; border: 1px solid var(--line); padding: 14px 16px; font-size: 15px; color: var(--ink2); }
.checks b { color: var(--ink); font-weight: 600; }
.bubble { flex: 0 0 auto; width: 20px; height: 20px; border-radius: 50%; border: 1.5px solid var(--ink); margin-top: 2px; }
.bubble.on { background: var(--ink); box-shadow: inset 0 0 0 3px #fff; }

/* пробное + подарок */
.probnoe { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.timeline { list-style: none; padding: 0; margin: 24px 0 30px; border-left: 2px solid var(--ink); }
.timeline li { display: grid; grid-template-columns: 86px 1fr; gap: 14px; padding: 12px 0 12px 18px; position: relative; }
.timeline li::before { content: ""; position: absolute; left: -8px; top: 18px; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 2px solid var(--ink); }
.timeline .t { font: 600 14px var(--mono); color: var(--blue); padding-top: 2px; }
.timeline b { display: block; font-weight: 600; font-size: 17px; }
.timeline span:not(.t) { display: block; color: var(--ink2); font-size: 15px; }
.gift-card { position: relative; background: #fff; border: 1.5px solid var(--ink); padding: 26px; display: grid; gap: 18px; justify-items: center; text-align: center; }
.gift-card img { width: 62%; height: auto; border: 1px solid var(--line); box-shadow: 6px 6px 0 var(--field-line); transform: rotate(-2deg); }
.gift-k { margin: 0 0 6px; font: 600 12.5px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--blue); }
.gift-t { margin: 0; font-size: 15.5px; color: var(--ink2); }

/* FAQ */
.faq-wrap { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.4fr); gap: 56px; align-items: start; }
.faq-side { color: var(--mut); font-size: 15px; }
.faq { border-top: 1.5px solid var(--ink); background: #fff; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 18px 48px 18px 18px; font-weight: 600; font-size: 17px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 18px; top: 50%; width: 18px; height: 18px; margin-top: -9px; border: 1.5px solid var(--ink); border-radius: 50%; }
.faq details[open] summary::after { background: var(--ink); box-shadow: inset 0 0 0 3px #fff; }
.faq details p { margin: 0; padding: 0 18px 18px; color: var(--ink2); font-size: 15.5px; }

/* подвал */
.foot { padding: 30px 0 40px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--mut); }
.foot-in { display: grid; gap: 8px; }
.foot a { color: var(--ink2); }
.foot-links { display: flex; gap: 18px; flex-wrap: wrap; }

/* ── экран 1920×950: квиз не выше первого экрана ── */
@media (min-width: 901px) and (max-height: 1000px) {
  .hero { padding: 18px 0 24px; }
  .sheet { min-height: 0; padding-top: 18px; padding-bottom: 20px; }
  .omr-facts { margin-top: 26px; }
}

/* ── планшет и телефон ── */
@media (max-width: 1100px) {
  .hero-in { gap: 32px; }
  .omr-row { grid-template-columns: 54px minmax(0, 1.2fr) 90px 62px minmax(0, 1fr); }
}
@media (max-width: 900px) {
  .hero-in { grid-template-columns: minmax(0, 1fr); }
  .hero h1 { max-width: none; }
  .shots, .probnoe, .faq-wrap { grid-template-columns: 1fr; }
  .checks { grid-template-columns: 1fr; }
  .gift-card { grid-template-columns: 120px 1fr; text-align: left; justify-items: start; align-items: center; }
  .gift-card img { width: 100%; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .top-in { gap: 10px; height: 56px; }
  .logo small { display: none; }
  .logo span { font-size: 14.5px; }
  .role button { padding: 6px 8px; font-size: 12.5px; }
  .top .btn-sm { display: none; }
  .hero { padding: 18px 0 26px; }
  .sheet-label { margin-bottom: 14px; font-size: 11px; }
  .hero h1 { font-size: 31px; margin-bottom: 16px; }
  .gift-line { gap: 12px; margin-bottom: 16px; }
  .gift-mini { width: 50px; }
  .gift-line p { font-size: 14.5px; }
  .cta-row { gap: 10px; }
  .cta-row .btn { width: 100%; }
  .omr-facts { display: none; }
  .omr-facts li { flex: 1; min-width: 0; padding: 6px 10px; }
  .omr-facts b { font-size: 21px; }
  .sheet { padding: 16px 14px 18px 30px; min-height: 0; }
  .sheet-ticks { left: 9px; }
  .sheet-ticks i { width: 9px; height: 4px; }
  .sheet-head { font-size: 11px; }
  .sheet-code i { width: 17px; height: 21px; font-size: 11px; }
  .stamp { right: 14px; top: 104px; font-size: 18px; }
  .qz-opt { min-height: 58px; padding-left: 52px; }
  .qz-ot { font-size: 16.5px; }
  .qz-opt::before { left: 12px; }
  .sec { padding: 60px 0; }
  .sec-lead { font-size: 16px; margin-bottom: 24px; }
  /* таблица → карточки-строки */
  .omr-th { display: none; }
  .omr-row { grid-template-columns: 48px 1fr auto; grid-template-areas: "n what pts" "n crs min"; min-height: 0; padding: 4px 0; }
  .omr-row .n { grid-area: n; }
  .omr-row > span:nth-child(2) { grid-area: what; padding: 8px 10px 0; font-size: 15px; }
  .omr-row .pts { grid-area: pts; padding: 8px 10px 0; gap: 4px; }
  .pts i { width: 13px; height: 13px; }
  .omr-row .crs { grid-area: crs; border-left: 0; padding: 2px 10px 8px; font-size: 13.5px; color: var(--blue); }
  .omr-row .min { grid-area: min; padding: 2px 10px 8px; font-size: 13px; }
  .omr-row .min::after { content: " мин"; }
  .omr-part span { font-size: 12px; }
  .timeline li { grid-template-columns: 1fr; gap: 2px; }
  .gift-card { grid-template-columns: 90px 1fr; padding: 16px; gap: 14px; }
  .faq summary { font-size: 16px; padding: 16px 44px 16px 14px; }
}