/* Хакатон Mama Pro — черновик лендинга
   Визуальный язык: развивающие игрушки (пирамидка, бусины, шнуровка, сортер).
   Объём — только снизу (сплошная тень-«подставка»), боковых обводок нет. */

:root {
  --paper: #EEE7D9;
  --paper-2: #F8F3EA;
  --ink: #24263A;
  --ink-2: #4F5269;
  --ink-3: #85879A;
  --line: rgba(36, 38, 58, .13);
  --line-strong: rgba(36, 38, 58, .82);

  --coral: #EF7B5E;  --coral-s: #F7CDBE;  --coral-d: #CF5F45;
  --sun: #F2C14E;    --sun-s: #F7E1A4;    --sun-d: #D2A032;
  --sky: #8CC3E6;    --sky-s: #D3E6F2;    --sky-d: #6AA5CE;
  --mint: #95CFAE;   --mint-s: #CFE8D9;   --mint-d: #6FB08C;
  --lilac: #B9ABE6;  --lilac-s: #E2DCF4;  --lilac-d: #9686CF;
  --wood: #E6CDA4;   --wood-d: #C7A777;
  --lace: #E8694C;
  --todo: #FBE08A;

  --r-xl: 44px;
  --r-l: 30px;
  --r-m: 18px;
  --gutter: clamp(16px, 4vw, 56px);
  --max: 1360px;

  --f-display: "Nunito", ui-rounded, "SF Pro Rounded", system-ui, sans-serif;
  --f-text: "Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.55 var(--f-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* лёгкое зерно бумаги */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 200;
  opacity: .32;
  mix-blend-mode: multiply;
  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='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .5  0 0 0 0 .45  0 0 0 0 .38  0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; height: auto; display: block; }
[hidden] { display: none !important; }
h1, h2, h3, p, ol, ul, dl, dd, figure, fieldset { margin: 0; }
ol, ul { padding: 0; list-style: none; }
fieldset { border: 0; padding: 0; min-width: 0; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--sky-d); outline-offset: 3px; border-radius: 6px; }

.wrap { max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.sec { padding-block: clamp(72px, 9vw, 150px); }
.grid12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 300; background: var(--paper-2); padding: 10px 16px; border-radius: 12px; }

/* ---------- типографика ---------- */
.label {
  font: 600 .8125rem/1.2 var(--f-text);
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.h2 {
  font: 900 clamp(2.3rem, 5.4vw, 5.4rem)/.98 var(--f-display);
  letter-spacing: -.035em;
  text-wrap: balance;
}
.h3 {
  font: 850 clamp(1.25rem, 1.7vw, 1.6rem)/1.15 var(--f-display);
  letter-spacing: -.01em;
}
.lede {
  font-size: clamp(1.12rem, 1.5vw, 1.38rem);
  line-height: 1.48;
  text-wrap: pretty;
}
p { text-wrap: pretty; }

mark.todo {
  background: var(--todo);
  color: var(--ink);
  padding: .04em .38em .08em;
  border-radius: .4em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  font-weight: 500;
}

/* ---------- кнопки и ссылки ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font: 850 1.125rem/1 var(--f-display);
  color: var(--ink);
  background: var(--coral);
  padding: 1.05em 1.65em 1.12em;
  border: 0;
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 6px 0 var(--coral-d);
  transition: transform .14s ease, box-shadow .14s ease;
}
.btn:hover { transform: translateY(2px); box-shadow: 0 4px 0 var(--coral-d); }
.btn:active { transform: translateY(6px); box-shadow: 0 0 0 var(--coral-d); }
.btn--sm { font-size: .95rem; padding: .72em 1.15em .8em; box-shadow: 0 4px 0 var(--coral-d); }
.btn--sm:hover { box-shadow: 0 2px 0 var(--coral-d); }

.link {
  font: 850 1.1rem/1.2 var(--f-display);
  text-decoration: underline;
  text-decoration-color: var(--coral);
  text-decoration-thickness: 3px;
  text-underline-offset: 7px;
}
.link:hover { text-decoration-color: var(--ink); }

/* ---------- плашка черновика и шапка ---------- */
.draft {
  background: var(--todo);
  font-size: .875rem;
  line-height: 1.35;
  text-align: center;
  padding: .55em var(--gutter);
}
.top {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  -webkit-backdrop-filter: saturate(1.2) blur(14px);
  backdrop-filter: saturate(1.2) blur(14px);
}
.top__in { display: flex; align-items: center; gap: 20px; height: 72px; }
.logo {
  display: flex; align-items: baseline; gap: .45em;
  font: 950 1.55rem/1 var(--f-display);
  letter-spacing: -.035em;
  text-decoration: none;
}
.logo span {
  font: 600 .75rem/1 var(--f-text);
  letter-spacing: .09em; text-transform: uppercase;
  color: var(--ink-2);
}
.nav { margin-left: auto; display: flex; gap: 2px; }
.nav a {
  font: 600 .95rem/1 var(--f-text);
  text-decoration: none;
  padding: .7em .95em;
  border-radius: 999px;
}
.nav a:hover { background: rgba(36, 38, 58, .07); }

/* ---------- первый экран ---------- */
.hero { padding-block: clamp(28px, 4vw, 56px) clamp(24px, 3vw, 48px); }
.hero__meta { display: flex; justify-content: space-between; gap: 8px 24px; flex-wrap: wrap; }
.hero__grid { align-items: start; margin-top: clamp(18px, 3vw, 40px); }
.hero__title {
  grid-column: 1 / -1; grid-row: 1;
  position: relative; z-index: 2;
  font: 950 clamp(3.1rem, 10.2vw, 10.4rem)/.88 var(--f-display);
  letter-spacing: -.05em;
}
.hero__title .ln { display: block; }
.hero__title .ln--in { padding-left: .95em; }
.hero__title .q { color: var(--coral); }
.hero__img {
  grid-column: 7 / -1; grid-row: 1 / 3;
  z-index: 1;
  margin-top: clamp(30px, 5vw, 80px);
  margin-right: calc(var(--gutter) * -.6);
}
.hero__img img,
.problem__img img,
.apply__img img {
  -webkit-mask-image: radial-gradient(closest-side, #000 70%, transparent 100%);
  mask-image: radial-gradient(closest-side, #000 70%, transparent 100%);
}
.hero__lede { grid-column: 1 / span 6; grid-row: 2; z-index: 2; margin-top: clamp(28px, 3.4vw, 52px); }
.hero__lede p { font-size: clamp(1.1rem, 1.45vw, 1.34rem); line-height: 1.5; max-width: 34em; }
.hero__cta { display: flex; align-items: center; gap: 18px 32px; flex-wrap: wrap; margin-top: 36px; }

.facts {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px;
  margin-top: clamp(56px, 7vw, 104px);
}
.facts li { border-top: 2px solid var(--line-strong); padding-top: 16px; display: grid; gap: 8px; align-content: start; }
.facts b { font: 950 clamp(1.45rem, 2.3vw, 2.15rem)/1.02 var(--f-display); letter-spacing: -.025em; }
.facts span { color: var(--ink-2); font-size: .95rem; line-height: 1.4; }

@media (min-width: 900px) {
  .hero__title .ln:first-child { text-indent: -.4em; }
}

/* ---------- проблема ---------- */
.problem__grid { align-items: center; row-gap: 32px; }
.problem__img { grid-column: 1 / span 6; margin-left: calc(var(--gutter) * -.5); }
.problem__text { grid-column: 7 / -1; }
.problem__text .h2 { margin-top: 16px; }
.problem__text .lede { margin-top: 26px; }

.bubbles { display: flex; flex-wrap: wrap; gap: 14px 10px; margin-top: 34px; }
.bubbles li {
  font: 850 clamp(1.05rem, 1.4vw, 1.28rem)/1.2 var(--f-display);
  padding: .78em 1.15em .84em;
  border-radius: 1.4em 1.4em 1.4em .35em;
  background: var(--c);
  box-shadow: 0 4px 0 var(--cd);
  transform: rotate(var(--r, 0deg));
}
.bubbles li:nth-child(1) { --c: var(--sky-s);   --cd: var(--sky);   --r: -2deg; }
.bubbles li:nth-child(2) { --c: var(--sun-s);   --cd: var(--sun);   --r: 1.5deg; margin-left: 1.5em; }
.bubbles li:nth-child(3) { --c: var(--mint-s);  --cd: var(--mint);  --r: -1deg; }
.bubbles li:nth-child(4) { --c: var(--lilac-s); --cd: var(--lilac); --r: 2deg; margin-left: 3em; }
.bubbles li:nth-child(5) { --c: var(--coral-s); --cd: var(--coral); --r: -1.5deg; }

/* ---------- истории ---------- */
.sec__head { max-width: 900px; }
.sec__head .h2 { margin-top: 16px; }
.sec__head .lede { margin-top: 24px; }

.hatch {
  background:
    repeating-linear-gradient(-45deg, rgba(36, 38, 58, .045) 0 12px, transparent 12px 24px),
    var(--paper-2);
}
.stories__row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 52px; }
.story {
  border-radius: var(--r-l);
  padding: 34px 30px 28px;
  min-height: 320px;
  display: flex; flex-direction: column; gap: 18px;
}
.story__q { font: 1000 5.5rem/.55 var(--f-display); color: var(--coral); height: .45em; }
.story p { font: 750 1.22rem/1.35 var(--f-display); color: var(--ink-2); }
.story footer { margin-top: auto; font-size: .9rem; color: var(--ink-3); }

/* ---------- задача + путь ---------- */
.panel { border-radius: var(--r-xl); padding: clamp(28px, 5.5vw, 88px); }
.panel--sky { background: var(--sky-s); }
.task .h2--q { font-size: clamp(2rem, 4.3vw, 4.15rem); line-height: 1; margin-top: 18px; max-width: 15.5em; }
.task__en { margin-top: 22px; color: var(--ink-2); font-size: .95rem; max-width: 46em; }

.path { position: relative; margin-top: clamp(56px, 7vw, 96px); }
.path__lace { position: absolute; left: 0; top: 0; width: 100%; height: 120px; overflow: visible; }
.path__lace path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.path__lace .lace { stroke: var(--lace); stroke-width: 7px; }
.path__lace .lace-hi { stroke: rgba(255, 255, 255, .38); stroke-width: 2px; }
.path__list { position: relative; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); }
.path__list li { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 22px 8px 0; }
.path__list b { display: block; font: 950 clamp(1.15rem, 1.6vw, 1.4rem)/1.1 var(--f-display); margin-top: 22px; }
.path__list span { display: block; font-size: .95rem; line-height: 1.4; color: var(--ink-2); margin-top: 8px; max-width: 13em; margin-inline: auto; }

.bead {
  flex: none;
  position: relative;
  width: 76px; height: 76px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 33% 28%, rgba(255, 255, 255, .62), rgba(255, 255, 255, 0) 42%),
    var(--c);
  box-shadow: inset 0 -7px 0 rgba(0, 0, 0, .07), 0 6px 0 var(--cd);
}
.bead::after {
  content: "";
  position: absolute; inset: 0; margin: auto;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--lace);
  box-shadow: inset 0 3px 4px rgba(0, 0, 0, .28);
}

.task__notes { display: grid; grid-template-columns: 1fr 1fr; gap: 24px clamp(24px, 4vw, 64px); margin-top: clamp(56px, 6vw, 88px); }
.task__notes > div { border-top: 2px solid rgba(36, 38, 58, .16); padding-top: 22px; }
.task__notes p { margin-top: 12px; color: var(--ink-2); max-width: 34em; }

/* ---------- команда + пирамидка ---------- */
.team__grid { align-items: center; row-gap: 56px; }
.team__text { grid-column: 1 / span 6; }
.team__text > * + * { margin-top: 22px; }
.team__text .h2 { margin-top: 16px; }
.team__text p:not(.label):not(.lede) { color: var(--ink-2); max-width: 36em; }
.team__facts { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px !important; }
.team__facts div { border-top: 2px solid var(--line-strong); padding-top: 12px; }
.team__facts dd { margin-top: 8px; }

.pyr { grid-column: 8 / -1; display: flex; flex-direction: column; align-items: center; width: 100%; max-width: 470px; justify-self: center; }
.pyr span { font: 950 clamp(1rem, 1.45vw, 1.28rem)/1.05 var(--f-display); color: var(--ink); text-align: center; padding-inline: 12px; }
.pyr__cap {
  width: 46%; height: clamp(92px, 9vw, 116px);
  border-radius: 50% 50% 22px 22px / 74% 74% 22px 22px;
  background: radial-gradient(circle at 34% 26%, rgba(255, 255, 255, .55), rgba(255, 255, 255, 0) 46%), var(--lilac);
  box-shadow: 0 6px 0 var(--lilac-d);
  display: grid; place-items: center; padding-top: 10px;
}
.pyr__ring {
  width: var(--w);
  height: clamp(64px, 6.6vw, 86px);
  margin-top: 8px;
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .42), rgba(255, 255, 255, 0) 42%, rgba(0, 0, 0, .05)),
    var(--c);
  box-shadow: 0 6px 0 var(--cd);
  display: grid; place-items: center;
}
.pyr__base {
  width: 112%; height: 30px; margin-top: 10px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .35), rgba(255, 255, 255, 0) 55%), var(--wood);
  box-shadow: 0 8px 0 var(--wood-d);
}
.pyr__note { margin-top: 34px; font-size: .92rem; color: var(--ink-2); text-align: center; max-width: 26em; }

/* ---------- родители ---------- */
.parents__grid { row-gap: 40px; }
.parents__head { grid-column: 1 / span 6; }
.parents__head .h2 { margin-top: 16px; }
.parents__head .lede { margin-top: 24px; }
.nums { grid-column: 7 / -1; counter-reset: n; align-self: end; }
.nums li {
  counter-increment: n;
  display: grid; grid-template-columns: clamp(52px, 5.5vw, 84px) 1fr; gap: 16px; align-items: baseline;
  padding-block: 18px 20px;
  border-top: 2px solid var(--line);
  font: 850 clamp(1.2rem, 1.8vw, 1.6rem)/1.25 var(--f-display);
  letter-spacing: -.01em;
}
.nums li::before { content: counter(n); font: 1000 clamp(2.4rem, 4vw, 3.6rem)/.8 var(--f-display); color: var(--c); }
.nums li:nth-child(1) { --c: var(--coral); }
.nums li:nth-child(2) { --c: var(--sun-d); }
.nums li:nth-child(3) { --c: var(--sky-d); }
.nums li:nth-child(4) { --c: var(--mint-d); }
.nums li:nth-child(5) { --c: var(--lilac-d); }

/* ---------- как проходит ---------- */
.tl { margin-top: clamp(40px, 5vw, 64px); }
.tl li {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; row-gap: 10px;
  padding: 28px clamp(20px, 3vw, 40px);
  border-top: 2px solid var(--line);
}
.tl li.tl__hot { background: var(--sun-s); border-top-color: transparent; border-radius: var(--r-l); margin-block: 8px; }
.tl li.tl__hot + li { border-top-color: transparent; }
.tl__date { grid-column: 1 / span 4; font: 950 clamp(1.7rem, 3.2vw, 3rem)/1 var(--f-display); letter-spacing: -.03em; }
.tl__date small { display: block; font: 600 .8rem/1 var(--f-text); letter-spacing: .09em; text-transform: uppercase; color: var(--ink-2); margin-top: 12px; }
.tl__date mark.todo { font: 600 1rem/1.3 var(--f-text); letter-spacing: 0; }
.tl__body { grid-column: 5 / -1; }
.tl__body p { margin-top: 8px; color: var(--ink-2); max-width: 40em; }

/* ---------- что сдать ---------- */
.dv { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 20px; margin-top: clamp(40px, 5vw, 64px); }
.dv__card {
  background: var(--paper-2);
  border-radius: var(--r-l);
  border-top: 12px solid var(--c);
  padding: clamp(24px, 3vw, 40px);
  box-shadow: 0 6px 0 rgba(36, 38, 58, .06);
}
.dv__card:nth-child(1) { grid-column: span 7; --c: var(--coral); }
.dv__card:nth-child(2) { grid-column: span 5; --c: var(--sky); }
.dv__card:nth-child(3) { grid-column: span 5; --c: var(--mint); }
.dv__card:nth-child(4) { grid-column: span 7; --c: var(--sun); }
.dv__card dl { margin-top: 18px; }
.dv__item { padding-block: 14px; border-top: 1.5px solid var(--line); }
.dv__item dt { font: 650 1.05rem/1.3 var(--f-text); }
.dv__item dt small { display: block; font: 600 .7rem/1.2 var(--f-text); letter-spacing: .09em; text-transform: uppercase; color: var(--ink-3); margin-top: 4px; }
.dv__item dd { margin-top: 6px; color: var(--ink-2); font-size: .98rem; line-height: 1.45; }
@media (min-width: 1100px) {
  .dv__card:nth-child(4) dl { display: grid; grid-template-columns: 1fr 1fr; column-gap: 32px; }
}

/* ---------- жюри: крышка сортера ---------- */
.sec__head--row { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 24px 48px; flex-wrap: wrap; }
.sec__head--row .lede { max-width: 24em; margin-top: 0; }
.sorter {
  margin-top: clamp(40px, 5vw, 64px);
  border-radius: var(--r-xl);
  background:
    repeating-linear-gradient(97deg, rgba(150, 105, 50, .05) 0 3px, transparent 3px 17px),
    radial-gradient(120% 140% at 20% 0%, rgba(255, 255, 255, .35), rgba(255, 255, 255, 0) 60%),
    var(--wood);
  box-shadow: 0 10px 0 var(--wood-d);
  padding: clamp(32px, 4.5vw, 64px) clamp(16px, 3vw, 44px);
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 32px 20px;
}
.slot { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 18px; }
.slot svg { width: clamp(72px, 7.6vw, 108px); height: auto; overflow: visible; filter: drop-shadow(0 6px 0 var(--cd)); }
.slot svg * { fill: var(--c); stroke: var(--c); stroke-linejoin: round; }
.slot h3 { font: 900 clamp(1rem, 1.3vw, 1.2rem)/1.2 var(--f-display); max-width: 11em; }
.slot:nth-child(1) { --c: var(--coral); --cd: var(--coral-d); }
.slot:nth-child(2) { --c: var(--sky);   --cd: var(--sky-d); }
.slot:nth-child(3) { --c: var(--sun);   --cd: var(--sun-d); }
.slot:nth-child(4) { --c: var(--mint);  --cd: var(--mint-d); }
.slot:nth-child(5) { --c: var(--lilac); --cd: var(--lilac-d); }

/* ---------- приз ---------- */
.panel--ink { background: var(--ink); color: var(--paper); }
.prize .label { color: rgba(238, 231, 217, .62); }
.prize__grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px clamp(28px, 4vw, 72px); margin-top: 30px; align-items: end; }
.prize__big { font: 1000 clamp(2.6rem, 7.6vw, 7.6rem)/.9 var(--f-display); letter-spacing: -.045em; }
.prize__big--sun { color: var(--sun); }
.prize__grid p + p { margin-top: 18px; font-size: 1.1rem; color: rgba(238, 231, 217, .8); }
.prize__lead { margin-top: clamp(48px, 6vw, 88px); max-width: 40em; font-size: 1.15rem; color: rgba(238, 231, 217, .85); }
.chain { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; counter-reset: c; }
.chain li {
  counter-increment: c;
  display: flex; align-items: baseline; gap: .55em;
  font: 850 1.05rem/1.2 var(--f-display);
  padding: .78em 1.15em .82em;
  border-radius: 999px;
  background: rgba(238, 231, 217, .09);
  box-shadow: 0 4px 0 rgba(0, 0, 0, .22);
}
.chain li::before { content: counter(c); color: var(--sun); font-weight: 1000; }

/* ---------- фонд ---------- */
.about { align-items: center; row-gap: 40px; }
.about__text { grid-column: 1 / span 6; }
.about__text .h2 { margin-top: 16px; }
.about__text > p + p { margin-top: 22px; }
.about__text p:last-child { color: var(--ink-2); max-width: 36em; }
.ph {
  grid-column: 8 / -1;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-xl);
  display: grid; place-items: center; text-align: center;
  padding: 24px;
  color: var(--ink-3); font-weight: 600;
}

/* ---------- условия ---------- */
.rules { margin-top: clamp(36px, 4vw, 56px); }
.rules > div { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; row-gap: 8px; padding-block: 26px; border-top: 2px solid var(--line); }
.rules dt { grid-column: 1 / span 4; font: 900 clamp(1.25rem, 1.9vw, 1.65rem)/1.15 var(--f-display); letter-spacing: -.01em; }
.rules dd { grid-column: 5 / -1; font-size: 1.05rem; color: var(--ink-2); max-width: 42em; }

/* ---------- вопросы ---------- */
.faq__grid { row-gap: 32px; }
.faq__head { grid-column: 1 / span 4; }
.faq__head .h2 { margin-top: 16px; }
.faq { grid-column: 5 / -1; }
.faq details { border-top: 2px solid var(--line); }
.faq details:last-child { border-bottom: 2px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 22px 0;
  font: 850 clamp(1.12rem, 1.6vw, 1.42rem)/1.25 var(--f-display);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none;
  width: 42px; height: 42px; border-radius: 14px;
  background: var(--sun-s) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M10 3v14M3 10h14' stroke='%2324263A' stroke-width='2.6' stroke-linecap='round'/%3E%3C/svg%3E") center / 18px no-repeat;
  box-shadow: 0 3px 0 var(--sun);
  transition: transform .25s ease, background-color .25s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); background-color: var(--coral-s); box-shadow: 0 3px 0 var(--coral); }
.faq details p { padding: 0 64px 26px 0; max-width: 48em; color: var(--ink-2); font-size: 1.05rem; }

/* ---------- заявка ---------- */
.apply__grid { align-items: start; row-gap: 40px; }
.apply__side { grid-column: 1 / span 5; position: sticky; top: 104px; }
.apply__side .h2 { font-size: clamp(2.8rem, 6.6vw, 6.4rem); margin-top: 16px; }
.apply__side .lede { margin-top: 24px; }
.apply__img { margin-top: 12px; max-width: 440px; margin-left: -6%; }

.form {
  grid-column: 6 / -1;
  background: var(--paper-2);
  border-radius: var(--r-xl);
  padding: clamp(24px, 3.6vw, 52px);
  box-shadow: 0 8px 0 rgba(36, 38, 58, .07);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.field { display: grid; gap: 8px; margin-bottom: 22px; align-content: start; }
.field > label, .field > legend { font: 600 .95rem/1.3 var(--f-text); padding: 0; }
.field .hint { font-size: .85rem; color: var(--ink-3); }
.req { color: var(--coral-d); }
.form input[type="text"], .form input[type="email"], .form input[type="url"], .form select, .form textarea {
  font: inherit; font-size: 1rem; color: var(--ink);
  width: 100%;
  background: var(--paper);
  border: 0;
  border-radius: 16px;
  padding: 14px 16px;
  box-shadow: inset 0 -2px 0 rgba(36, 38, 58, .08);
  transition: box-shadow .15s ease, background-color .15s ease;
}
.form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { outline: 3px solid var(--sky); outline-offset: 0; background: #fff; }
.form textarea { min-height: 112px; resize: vertical; }
.form select {
  appearance: none; -webkit-appearance: none;
  padding-right: 44px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 8l5 5 5-5' fill='none' stroke='%2324263A' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; background-size: 18px;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: inline-block;
  padding: .62em 1.05em .68em;
  border-radius: 999px;
  background: var(--paper);
  font: 750 .98rem/1.1 var(--f-display);
  box-shadow: 0 3px 0 rgba(36, 38, 58, .09);
  transition: background-color .15s ease, box-shadow .15s ease, transform .15s ease;
  cursor: pointer;
}
.chip input:checked + span { background: var(--sun); box-shadow: 0 3px 0 var(--sun-d); }
.chip input:focus-visible + span { outline: 3px solid var(--sky-d); outline-offset: 2px; }
.check { display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start; font-size: .95rem; line-height: 1.4; margin-bottom: 14px; cursor: pointer; }
.check input {
  appearance: none; -webkit-appearance: none;
  width: 28px; height: 28px; margin: 0;
  border-radius: 9px;
  background: var(--paper);
  box-shadow: inset 0 -2px 0 rgba(36, 38, 58, .1);
  cursor: pointer;
}
.check input:checked {
  background: var(--mint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M4.5 10.5l3.6 3.6L15.5 6.5' fill='none' stroke='%2324263A' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 18px no-repeat;
  box-shadow: inset 0 -2px 0 var(--mint-d);
}
.checks { margin-top: 6px; }
.form .btn { width: 100%; margin-top: 14px; }
.form__note { margin-top: 16px; font-size: .88rem; color: var(--ink-3); }
.form__msg { display: none; margin-top: 16px; padding: 14px 18px; border-radius: 16px; background: var(--sun-s); font-weight: 600; }
.form__msg.is-shown { display: block; }

/* ---------- подвал ---------- */
.foot {
  background: var(--ink); color: var(--paper);
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  padding-block: clamp(56px, 7vw, 96px) 36px;
  margin-top: clamp(24px, 4vw, 56px);
}
.foot__mark { font: 1000 clamp(3.4rem, 12.5vw, 12.5rem)/.82 var(--f-display); letter-spacing: -.055em; }
.foot__mark span { color: var(--coral); }
.foot__cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px 24px; margin-top: clamp(40px, 5vw, 72px); }
.foot .label { color: rgba(238, 231, 217, .58); }
.foot__cols p { margin-top: 10px; }
.foot__bottom { margin-top: 56px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .85rem; color: rgba(238, 231, 217, .55); }

/* ---------- анимации ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(.35em); } to { opacity: 1; transform: none; } }
@keyframes settle { from { opacity: 0; transform: translateY(28px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes drop { 0% { opacity: 0; transform: translateY(-70px); } 60% { opacity: 1; transform: translateY(6px); } 100% { opacity: 1; transform: none; } }

.hero__title .ln { animation: rise .9s cubic-bezier(.2, .8, .2, 1) both; }
.hero__title .ln:nth-child(2) { animation-delay: .08s; }
.hero__title .ln:nth-child(3) { animation-delay: .16s; }
.hero__img { animation: settle 1.1s .2s cubic-bezier(.2, .8, .2, 1) both; }
.hero__lede, .facts { animation: rise .9s .32s cubic-bezier(.2, .8, .2, 1) both; }

.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s cubic-bezier(.2, .8, .2, 1); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

.js .bubbles li { opacity: 0; transform: translateY(18px) scale(.9) rotate(0deg); transition: opacity .45s ease, transform .55s cubic-bezier(.3, 1.6, .5, 1); }
.js .bubbles.is-in li { opacity: 1; transform: rotate(var(--r, 0deg)); }
.bubbles li:nth-child(2) { transition-delay: .09s; }
.bubbles li:nth-child(3) { transition-delay: .18s; }
.bubbles li:nth-child(4) { transition-delay: .27s; }
.bubbles li:nth-child(5) { transition-delay: .36s; }

.js .path__list li { opacity: 0; transform: translateY(-26px); transition: opacity .45s ease, transform .6s cubic-bezier(.3, 1.5, .5, 1); }
.js .path.is-in .path__list li { opacity: 1; transform: none; }
.path__list li:nth-child(2) { transition-delay: .08s; }
.path__list li:nth-child(3) { transition-delay: .16s; }
.path__list li:nth-child(4) { transition-delay: .24s; }
.path__list li:nth-child(5) { transition-delay: .32s; }
.path__list li:nth-child(6) { transition-delay: .40s; }

.js .pyr > * { opacity: 0; }
.js .pyr.is-in > * { animation: drop .7s cubic-bezier(.3, 1.2, .5, 1) both; }
.js .pyr.is-in > :nth-last-child(1) { animation-delay: 0s; }
.js .pyr.is-in > :nth-last-child(2) { animation-delay: .14s; }
.js .pyr.is-in > :nth-last-child(3) { animation-delay: .28s; }
.js .pyr.is-in > :nth-last-child(4) { animation-delay: .42s; }
.js .pyr.is-in > :nth-last-child(5) { animation-delay: .58s; }
.js .pyr.is-in > .pyr__note { animation-name: rise; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal], .js .bubbles li, .js .path__list li, .js .pyr > * { opacity: 1 !important; transform: none !important; }
  .js .bubbles li { transform: rotate(var(--r, 0deg)) !important; }
}

/* ---------- адаптив ---------- */
@media (max-width: 1100px) {
  .nav a { padding-inline: .7em; }
  .sorter { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .nav { display: none; }
  .top .btn { margin-left: auto; }
}
@media (max-width: 860px) {
  .hero__grid { display: block; }
  .hero__img { width: min(84%, 440px); margin: -6% -4% 0 auto; }
  .hero__lede { margin-top: 0; }
  .facts { grid-template-columns: 1fr 1fr; row-gap: 32px; }

  .problem__img { grid-column: 1 / -1; width: min(88%, 460px); justify-self: center; }
  .problem__text { grid-column: 1 / -1; }

  .stories__row {
    grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: 82%;
    overflow-x: auto; scroll-snap-type: x mandatory;
    margin-inline: calc(var(--gutter) * -1); padding-inline: var(--gutter); scroll-padding-inline: var(--gutter);
    padding-bottom: 8px;
  }
  .story { scroll-snap-align: start; min-height: 260px; }

  .path__lace { display: none; }
  .path__list { grid-template-columns: 1fr; gap: 6px; }
  .path__list::before {
    content: ""; position: absolute; left: 27px; top: 24px; bottom: 24px;
    width: 6px; border-radius: 3px; background: var(--lace);
  }
  .path__list li { flex-direction: row; align-items: center; text-align: left; gap: 20px; padding: 10px 0; }
  .path__list .bead { width: 60px; height: 60px; }
  .path__list .bead::after { width: 14px; height: 14px; }
  .path__list b { margin-top: 0; }
  .path__list span { margin-inline: 0; max-width: none; margin-top: 4px; }
  .task__notes { grid-template-columns: 1fr; }

  .team__text, .pyr { grid-column: 1 / -1; }
  .pyr { max-width: 400px; }
  .parents__head, .nums { grid-column: 1 / -1; }

  .tl li { grid-template-columns: 1fr; }
  .tl__date, .tl__body { grid-column: 1 / -1; }

  .dv__card:nth-child(n) { grid-column: 1 / -1; }
  .sorter { grid-template-columns: 1fr 1fr; }
  .slot:last-child { grid-column: 1 / -1; }

  .prize__grid { grid-template-columns: 1fr; }
  .about__text, .ph { grid-column: 1 / -1; }
  .ph { aspect-ratio: 4 / 3; }

  .rules > div { grid-template-columns: 1fr; }
  .rules dt, .rules dd { grid-column: 1 / -1; }

  .faq__head, .faq { grid-column: 1 / -1; }
  .faq details p { padding-right: 0; }

  .apply__side, .form { grid-column: 1 / -1; }
  .apply__side { position: static; }
  .apply__img { width: min(80%, 360px); margin: 0 auto; }
  .foot__cols { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .top__in { height: 62px; }
  .logo { font-size: 1.3rem; }
  .logo span { display: none; }
  .hero__title .ln--in { padding-left: .55em; }
  .facts { grid-template-columns: 1fr; row-gap: 22px; }
  .bubbles li:nth-child(2), .bubbles li:nth-child(4) { margin-left: 0; }
  .team__facts { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .faq summary::after { width: 36px; height: 36px; border-radius: 12px; }
}