:root {
  --brand: #ff5e00; --brand-old: #fabd6e; --soft-white: #f2f2f7;
  --bg: #0e0e10; --surface: #141416; --elev: #1a1a1e;
  --line: rgba(255,255,255,.08); --muted: #8f8f96;
  --ok: #22c55e; --warn: #eab308; --fair: #f97316; --bad: #ef4444;
  --font: "Play", "Rajdhani", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { color-scheme: dark; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--soft-white);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
}

[hidden] { display: none !important; }

a { color: var(--brand-old); }

button { font: inherit; }

:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 20px;
}

/* topbar */

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.topbar__logo {
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand);
}

.topbar__lang { display: flex; gap: 8px; }

.lang-btn {
  background: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  padding: 4px 10px;
  cursor: pointer;
}

.lang-btn[aria-pressed="true"] {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

/* layout */

.layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.layout__head { grid-column: 1 / -1; }

.layout__title { margin: 0; font-size: 28px; letter-spacing: .02em; }

.layout__subtitle { margin: 4px 0 0; color: var(--muted); }

/* input-card */

.input-card {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
}

.input-card__drop {
  border: 2px dashed var(--line);
  border-radius: 10px;
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background-color .2s;
  overflow-wrap: anywhere;
}

.input-card__drop:hover { border-color: var(--brand-old); }

.input-card__drop--over {
  border-color: var(--brand);
  background: rgba(255, 94, 0, .08);
}

.input-card__hint { color: var(--muted); font-size: 14px; }

.input-card__text {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--soft-white);
  padding: 12px;
  font: inherit;
}

.input-card__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.input-card__count { color: var(--muted); font-variant-numeric: tabular-nums; }

.input-card__count--bad { color: var(--bad); }

.input-card__submit {
  background: var(--brand);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 10px 24px;
  cursor: pointer;
}

.input-card__submit:hover:not(:disabled) { background: #ff7426; }

.input-card__submit:disabled { opacity: .45; cursor: not-allowed; }

/* report */

.report {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

/* stages */

.stages {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.stages__step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
}

.stages__step--active {
  border-color: var(--brand);
  color: var(--soft-white);
}

.stages__step--done {
  border-color: var(--ok);
  color: var(--ok);
}

.stages__step--done .stages__label::after { content: " ✓"; }

.stages__pos { color: var(--brand-old); font-variant-numeric: tabular-nums; }

/* score-head + ring */

.score-head {
  display: flex;
  align-items: center;
  gap: 20px;
}

.ring { width: 120px; height: 120px; flex-shrink: 0; }

.ring__track { fill: none; stroke: var(--line); stroke-width: 10; }

.ring__fill {
  fill: none;
  stroke: var(--brand);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: calc(326.7 * (1 - var(--p, 0)));
  transform: rotate(-90deg);
  transform-box: fill-box;
  transform-origin: center;
  transition: stroke-dashoffset .8s ease, stroke .8s ease;
}

.ring--tier-excellent .ring__fill { stroke: var(--ok); }
.ring--tier-good .ring__fill { stroke: var(--warn); }
.ring--tier-fair .ring__fill { stroke: var(--fair); }
.ring--tier-poor .ring__fill { stroke: var(--bad); }

.score-head__num {
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  min-width: 2ch;
  font-variant-numeric: tabular-nums;
}

.score-head__label { color: var(--muted); }

/* platforms */

.platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.platform-badge__name { font-weight: 600; }

.platform-badge__score { font-weight: 700; font-variant-numeric: tabular-nums; }

.platform-badge--tier-excellent .platform-badge__score { color: var(--ok); }
.platform-badge--tier-good .platform-badge__score { color: var(--warn); }
.platform-badge--tier-fair .platform-badge__score { color: var(--fair); }
.platform-badge--tier-poor .platform-badge__score { color: var(--bad); }

.platform-badge__dot { width: 8px; height: 8px; border-radius: 50%; }

.platform-badge--pass .platform-badge__dot { background: var(--ok); }
.platform-badge--fail .platform-badge__dot { background: var(--bad); }

/* profile */

.profile__head { margin-bottom: 8px; }

.profile__name { margin: 0; font-size: 22px; }

.profile__label { margin: 2px 0 0; color: var(--muted); }

.profile__contacts {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 8px 0 0;
}

.profile__sep { color: var(--muted); }

.profile__summary { margin: 0; }

.profile__section { margin-top: 16px; }

.profile__title {
  margin: 0 0 8px;
  font-size: 14px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.profile__item { padding: 10px 0; border-top: 1px solid var(--line); }

.profile__item--unverified { opacity: .55; }

.profile__item-head {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 12px;
}

.profile__item-title { margin: 0; font-size: 16px; font-weight: 600; }

.profile__item-dates { color: var(--muted); white-space: nowrap; }

.profile__item-sub { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

.profile__bullets { margin: 6px 0 0; padding-left: 18px; }

.profile__chips { display: flex; flex-wrap: wrap; gap: 6px; }

.profile__chip {
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 14px;
}

/* details */

.details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}

.details__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
}

.details__name { margin: 0; font-size: 18px; flex: 1; }

.details__overall { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }

.details__overall--tier-excellent { color: var(--ok); }
.details__overall--tier-good { color: var(--warn); }
.details__overall--tier-fair { color: var(--fair); }
.details__overall--tier-poor { color: var(--bad); }

.details__verdict { color: var(--muted); font-size: 14px; }

.details__note { margin: 2px 0 0; color: var(--muted); font-size: 13px; }

.details__issues { margin: 10px 0 0; padding-left: 18px; font-size: 14px; }

.details__adjustments {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  font-size: 14px;
}

.details__adjustment { display: flex; gap: 8px; padding: 2px 0; }

.details__delta { font-weight: 700; min-width: 3ch; text-align: right; }

.details__delta--bad { color: var(--bad); }

.details__delta--good { color: var(--ok); }

/* meter */

.meter { margin: 8px 0; }

.meter__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  margin-bottom: 4px;
}

.meter__label { color: var(--muted); }

.meter__value { font-variant-numeric: tabular-nums; }

.meter__track {
  height: 6px;
  border-radius: 3px;
  background: var(--elev);
  overflow: hidden;
}

.meter__bar { height: 100%; border-radius: 3px; }

.meter__bar--tier-excellent { background: var(--ok); }
.meter__bar--tier-good { background: var(--warn); }
.meter__bar--tier-fair { background: var(--fair); }
.meter__bar--tier-poor { background: var(--bad); }
.meter__bar--na { background: var(--muted); }

/* fixes */

.fixes {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.fixes__title { margin: 0; font-size: 18px; }

.fix-item {
  border-left: 3px solid var(--muted);
  border-radius: 0 8px 8px 0;
  background: var(--elev);
  padding: 8px 12px;
}

.fix-item--critical { border-left-color: var(--bad); }
.fix-item--high { border-left-color: var(--fair); }
.fix-item--medium { border-left-color: var(--warn); }
.fix-item--low { border-left-color: var(--muted); }

.fix-item__text { margin: 0; }

.fix-item__platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.fix-item__platform {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 6px;
}

/* report-error */

.report-error {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: rgba(239, 68, 68, .08);
  border: 1px solid var(--bad);
  border-radius: 12px;
  padding: 20px;
}

.report-error__msg { margin: 0; }

.report-error__retry {
  align-self: flex-start;
  background: none;
  border: 1px solid var(--brand);
  border-radius: 8px;
  color: var(--brand);
  padding: 8px 18px;
  cursor: pointer;
}

.report-error__retry:hover { background: var(--brand); color: #fff; }

/* responsive + motion */

@media (max-width: 899px) {
  .layout { grid-template-columns: 1fr; padding: 16px; }
  .input-card { position: static; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ring__fill { transition: none; }
}