/* ============================================================
   Экспресс-оценка — neo-brutalist POP aesthetic
   Bold borders · hard shadows · loud colours · chunky type
   ============================================================ */
:root {
  --bg:      #ffd21f;   /* electric yellow */
  --paper:   #ffffff;
  --ink:     #14110a;
  --ink-2:   #4b4536;
  --blue:    #2b4bff;
  --pink:    #ff2e88;
  --lime:    #05c98a;
  --orange:  #ff7a1a;
  --violet:  #7b3ff2;
  --border:  3px solid var(--ink);
  --shadow:  7px 7px 0 var(--ink);
  --shadow-lg: 12px 12px 0 var(--ink);
  --disp: "Bricolage Grotesque", system-ui, sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
  --body: "Archivo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body);
  color: var(--ink);
  background-color: var(--bg);
  /* dotted grid texture */
  background-image: radial-gradient(var(--ink) 1.4px, transparent 1.4px);
  background-size: 22px 22px;
  background-position: -11px -11px;
  line-height: 1.5;
  padding: clamp(14px, 4vw, 48px);
  display: flex;
  justify-content: center;
  overflow-x: hidden;
}

/* floating decorative blobs */
.blob {
  position: fixed; z-index: 0; border: var(--border); border-radius: 50%;
  pointer-events: none;
}
.blob--1 { width: 220px; height: 220px; background: var(--pink); top: -70px; right: -60px; }
.blob--2 { width: 150px; height: 150px; background: var(--lime); bottom: -50px; left: -40px; }

.sheet {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 780px;
  background: var(--paper);
  border: var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  padding: clamp(22px, 5vw, 54px);
}

/* ---------------- Masthead ---------------- */
.masthead { margin-bottom: clamp(28px, 5vw, 44px); }
.masthead__meta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.tag {
  font-family: var(--mono); font-weight: 700;
  font-size: .74rem; letter-spacing: .02em; text-transform: uppercase;
  padding: 7px 13px; border: var(--border); border-radius: 100px;
  box-shadow: 3px 3px 0 var(--ink);
  background: var(--paper);
}
.tag--pink { background: var(--pink); color: #fff; }
.tag--blue { background: var(--blue); color: #fff; }
.tag--lime { background: var(--lime); color: var(--ink); }
.tag--pink { transform: rotate(-2deg); }
.tag--lime { transform: rotate(2deg); }

.masthead__title {
  font-family: var(--disp);
  font-weight: 800;
  font-size: clamp(3rem, 12vw, 6rem);
  line-height: .86; letter-spacing: -.03em; margin: 0 0 20px;
  position: relative;
  text-transform: none;
}
.masthead__title em {
  font-style: normal;
  color: var(--paper);
  background: var(--blue);
  padding: 0 .14em;
  border: var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  display: inline-block;
  transform: rotate(-1.5deg);
  margin-top: .08em;
}
.spark {
  display: inline-block; color: var(--pink);
  font-size: .5em; vertical-align: super; margin-left: .1em;
  animation: spin 6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.masthead__lede {
  max-width: 44ch; color: var(--ink-2);
  font-size: 1.08rem; font-weight: 500; margin: 0;
}

/* ---------------- Params ---------------- */
.params { list-style: none; margin: 0 0 4px; padding: 0; }
.param {
  --c: var(--blue);
  padding: 20px; margin-bottom: 16px;
  border: var(--border); border-radius: 16px;
  background: var(--paper);
  box-shadow: 5px 5px 0 var(--ink);
  transition: transform .15s ease, box-shadow .15s ease;
}
.param:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--ink); }
.param__head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
}
.param__idx {
  font-family: var(--mono); font-weight: 700; font-size: .8rem;
  color: #fff; background: var(--ink);
  padding: 4px 8px; border-radius: 7px; line-height: 1;
}
.param__name {
  font-family: var(--disp); font-weight: 700;
  font-size: clamp(1.25rem, 4.4vw, 1.7rem); line-height: 1.05;
  letter-spacing: -.02em; flex: 1;
}
.param__val {
  font-family: var(--disp); font-weight: 800;
  font-size: 1.7rem; line-height: 1; min-width: 2.6ch; text-align: center;
  color: #fff; background: var(--c);
  border: var(--border); border-radius: 10px;
  padding: 6px 4px;
  font-variant-numeric: tabular-nums;
  box-shadow: 3px 3px 0 var(--ink);
  transition: transform .16s cubic-bezier(.2,1.5,.4,1);
}
.param__val.bump { transform: scale(1.16) rotate(-3deg); }

/* chunky range slider */
.gauge { position: relative; }
.gauge input[type=range] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 30px; background: transparent; cursor: pointer; margin: 0 0 4px;
}
.gauge input[type=range]::-webkit-slider-runnable-track {
  height: 20px; border: var(--border); border-radius: 100px;
  background: linear-gradient(90deg, var(--c) 0 var(--fill, 44%), #fff var(--fill, 44%) 100%);
}
.gauge input[type=range]::-moz-range-track {
  height: 20px; border: var(--border); border-radius: 100px;
  background: linear-gradient(90deg, var(--c) 0 var(--fill, 44%), #fff var(--fill, 44%) 100%);
}
.gauge input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 30px; height: 30px; margin-top: -8px;
  background: #fff; border: var(--border); border-radius: 50%;
  box-shadow: 3px 3px 0 var(--ink);
  transition: transform .12s ease;
}
.gauge input[type=range]::-moz-range-thumb {
  width: 30px; height: 30px;
  background: #fff; border: var(--border); border-radius: 50%;
  box-shadow: 3px 3px 0 var(--ink);
}
.gauge input[type=range]:active::-webkit-slider-thumb { transform: scale(1.12); }
.gauge input[type=range]:focus { outline: none; }
.gauge input[type=range]:focus-visible::-webkit-slider-thumb { background: var(--c); }
.gauge__ticks {
  display: flex; justify-content: space-between; padding: 0 6px; user-select: none;
}
.gauge__ticks span { font-family: var(--mono); font-size: .62rem; color: var(--ink-2); }

/* ---------------- Facets (radio chips) ---------------- */
.facet {
  --c: var(--blue);
  border: var(--border); border-radius: 16px; margin: 0 0 16px; padding: 20px;
  background: var(--paper); box-shadow: 5px 5px 0 var(--ink);
}
.facet[data-accent="pink"] { --c: var(--pink); }
.facet legend {
  font-family: var(--disp); font-weight: 700;
  font-size: clamp(1.25rem, 4.4vw, 1.7rem); padding: 0; margin-bottom: 14px;
  display: flex; align-items: center; gap: 12px; letter-spacing: -.02em;
}
.facet__idx {
  font-family: var(--mono); font-weight: 700; font-size: .8rem;
  color: #fff; background: var(--ink); padding: 4px 8px; border-radius: 7px; line-height: 1;
}
.chips { display: flex; flex-wrap: wrap; gap: 12px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span {
  display: block; padding: 12px 24px;
  border: var(--border); border-radius: 100px;
  font-family: var(--disp); font-weight: 700; font-size: 1rem; color: var(--ink);
  background: var(--paper); box-shadow: 3px 3px 0 var(--ink);
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease, color .12s ease;
}
.chip:hover span { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--ink); }
.chip input:checked + span {
  background: var(--c); color: #fff;
  transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink);
}
.chip input:focus-visible + span { outline: 3px solid var(--ink); outline-offset: 3px; }
.chips[data-invalid="true"] .chip span { border-color: var(--pink); color: var(--pink); }

/* ---------------- Actions ---------------- */
.formError {
  font-family: var(--disp); color: #fff; background: var(--pink);
  font-weight: 700; font-size: .96rem; border: var(--border); border-radius: 12px;
  box-shadow: 3px 3px 0 var(--ink);
  margin: 6px 0 0; padding: 12px 16px; display: inline-block;
}
.actions {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center; margin-top: 26px;
}
.actions--results { justify-content: space-between; }
.btn {
  font-family: var(--disp); font-weight: 700; font-size: 1.05rem;
  padding: 15px 28px; border-radius: 100px; border: var(--border);
  background: var(--paper); color: var(--ink);
  cursor: pointer; display: inline-flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow);
  transition: transform .12s ease, box-shadow .12s ease, background .14s ease;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 9px 9px 0 var(--ink); }
.btn:active { transform: translate(3px, 3px); box-shadow: 2px 2px 0 var(--ink); }
.btn--send { background: var(--blue); color: #fff; }
.btn--send svg { transition: transform .16s ease; }
.btn--send:hover svg { transform: translateX(4px); }
.btn--ghost { background: var(--lime); color: var(--ink); }
.btn--danger { background: var(--paper); color: var(--pink); font-size: .95rem; padding: 12px 22px; box-shadow: 4px 4px 0 var(--ink); }
.btn--danger:hover { background: var(--pink); color: #fff; }

/* ---------------- Results ---------------- */
.view--results { animation: pop .4s cubic-bezier(.2,1.2,.3,1) both; }
.results__head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 20px; margin-bottom: 26px; flex-wrap: wrap;
}
.eyebrow {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  color: #fff; background: var(--ink); display: inline-block; padding: 4px 10px;
  border-radius: 7px; font-weight: 700; margin: 0 0 12px;
}
.results__title {
  font-family: var(--disp); font-weight: 800; font-size: clamp(2.2rem, 8vw, 3.6rem);
  line-height: .9; letter-spacing: -.03em; margin: 0;
}
.counter {
  display: flex; align-items: center; gap: 12px;
  border: var(--border); border-radius: 16px; padding: 12px 18px;
  background: var(--lime); box-shadow: var(--shadow);
}
.counter__num {
  font-family: var(--disp); font-weight: 800; font-size: clamp(2.4rem, 9vw, 3.4rem);
  line-height: .8; color: var(--ink); font-variant-numeric: tabular-nums;
}
.counter__lbl { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .05em; font-weight: 700; }

.statgrid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px; margin-bottom: 34px;
}
.stat {
  --c: var(--blue);
  background: var(--paper); padding: 18px; border: var(--border); border-radius: 16px;
  box-shadow: 5px 5px 0 var(--ink);
  display: flex; flex-direction: column; gap: 12px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.stat:hover { transform: translate(-2px,-2px) rotate(-1deg); box-shadow: 7px 7px 0 var(--ink); }
.stat__name {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .02em; text-transform: uppercase;
  color: var(--ink-2); font-weight: 700; line-height: 1.35;
}
.stat__val {
  font-family: var(--disp); font-weight: 800; font-size: 2.7rem; line-height: .8;
  letter-spacing: -.03em; color: var(--c); font-variant-numeric: tabular-nums;
}
.stat__val small { font-size: .95rem; color: var(--ink-2); font-weight: 700; font-family: var(--mono); }
.stat__bar { height: 12px; background: #fff; border: 2px solid var(--ink); border-radius: 100px; overflow: hidden; }
.stat__fill { height: 100%; width: 0; background: var(--c); transition: width .9s cubic-bezier(.2,.8,.2,1); }

.chartblock {
  border: var(--border); border-radius: 18px; padding: 24px; background: var(--paper);
  box-shadow: var(--shadow);
}
.chartblock__title {
  font-family: var(--disp); font-weight: 800; font-size: 1.7rem; margin: 0 0 6px; letter-spacing: -.02em;
}
.chartblock__note { color: var(--ink-2); font-weight: 500; font-size: .9rem; margin: 0 0 18px; max-width: 46ch; }
.chartblock__canvas { position: relative; height: 300px; }
.legend { display: flex; gap: 18px; margin-top: 16px; padding-top: 16px; border-top: 2px dashed var(--ink); flex-wrap: wrap; }
.legend__item { display: flex; align-items: center; gap: 8px; font-family: var(--disp); font-size: .9rem; color: var(--ink); font-weight: 700; }
.legend__swatch { width: 16px; height: 16px; border-radius: 5px; border: 2px solid var(--ink); }

.empty {
  text-align: center; padding: 44px 20px; color: var(--ink);
  border: 3px dashed var(--ink); border-radius: 18px; margin-bottom: 26px; background: var(--bg);
}
.empty p { margin: 0; font-family: var(--disp); font-weight: 700; font-size: 1.3rem; }

.colophon {
  margin-top: 34px; padding-top: 20px; border-top: 3px solid var(--ink);
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .02em; text-transform: uppercase; color: var(--ink-2); font-weight: 700;
}
.colophon__dot { color: var(--blue); }

/* view / load animations */
.view--survey { animation: pop .4s cubic-bezier(.2,1.2,.3,1) both; }
@keyframes pop { from { opacity: 0; transform: scale(.97) translateY(12px); } to { opacity: 1; transform: none; } }
body[data-view="survey"] .param, body[data-view="survey"] .facet {
  animation: fadeUp .45s cubic-bezier(.2,1.1,.3,1) both;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px) rotate(-1deg); } to { opacity: 1; transform: none; } }

@media (max-width: 560px) {
  .actions--results { flex-direction: column; align-items: stretch; }
  .actions--results .btn { justify-content: center; }
  .chartblock__canvas { height: 260px; }
  .results__head { align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}