:root {
  --bg: #eef2fb;
  --bg-deep: #e0e7f6;
  --ink: #1a1f3a;
  --muted: #5a6480;
  --accent: #4f46e5;
  --accent-dark: #3730a3;
  --accent-soft: #38bdf8;
  --ok: #0d9488;
  --bad: #e11d48;
  --card: rgba(255, 255, 255, 0.88);
  --line: rgba(26, 31, 58, 0.12);
  --shadow: 0 18px 50px rgba(55, 48, 163, 0.1);
  --radius: 18px;
  --font: "Manrope", sans-serif;
  --display: "Manrope", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 8% -10%, rgba(79, 70, 229, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(56, 189, 248, 0.2), transparent 50%),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
  min-height: 100vh;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(1080px, calc(100% - 2rem)); margin: 0 auto; }
.main { padding: 2rem 0 4rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(238, 242, 251, 0.88);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
}
.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--ink);
  text-decoration: none;
}
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.95rem;
}
.nav-user { color: var(--muted); }
a.nav-user {
  color: var(--accent-dark);
  text-decoration: none;
  font: inherit;
}
a.nav-user:hover {
  text-decoration: underline;
}
.inline { display: inline; margin: 0; }
.linkish {
  background: none;
  border: none;
  color: var(--accent-dark);
  font: inherit;
  cursor: pointer;
  padding: 0;
}
.linkish.danger { color: var(--bad); }

.hero {
  position: relative;
  min-height: min(88vh, 760px);
  display: grid;
  align-items: end;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(79, 70, 229, 0.28), transparent 42%),
    linear-gradient(200deg, rgba(56, 189, 248, 0.2), transparent 50%),
    repeating-linear-gradient(
      -18deg,
      rgba(26, 31, 58, 0.035) 0 2px,
      transparent 2px 18px
    ),
    radial-gradient(circle at 70% 40%, rgba(255, 255, 255, 0.55), transparent 50%);
  animation: drift 18s ease-in-out infinite alternate;
}
.hero-inner {
  position: relative;
  padding: 5rem 0 4rem;
  max-width: 720px;
  animation: rise 0.8s ease both;
}
.brand-hero {
  font-family: var(--display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  margin: 0 0 0.4rem;
  letter-spacing: -0.03em;
  line-height: 0.95;
}
.hero h1 {
  font-family: var(--display);
  font-size: clamp(1.6rem, 3.4vw, 2.35rem);
  font-weight: 600;
  margin: 0 0 1rem;
  max-width: 16ch;
  line-height: 1.2;
}
.lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 38ch;
  line-height: 1.55;
  margin: 0 0 1.6rem;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.section { padding: 3.5rem 0; }
.section h2 {
  font-family: var(--display);
  font-size: 2rem;
  margin: 0 0 0.4rem;
}
.section-lead { color: var(--muted); margin: 0 0 1.5rem; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.feature-grid article {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  animation: rise 0.7s ease both;
}
.feature-grid article:nth-child(2) { animation-delay: 0.08s; }
.feature-grid article:nth-child(3) { animation-delay: 0.16s; }
.feature-grid h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.feature-grid p { margin: 0; color: var(--muted); line-height: 1.5; }
.feature-grid a {
  color: var(--accent-dark);
  font-weight: 600;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.panel.narrow { max-width: 560px; margin: 0 auto; }
.panel-fit {
  width: fit-content;
  max-width: 100%;
}
.panel-fit.practice-catalog {
  margin-inline: auto;
  padding: 2.1rem 2.85rem;
  font-size: 1.07rem;
  box-sizing: border-box;
  min-width: 0;
  /* ширина по контенту на большом экране, сжимается вместе с окном */
  width: 100%;
  max-width: max-content;
  --practice-line-to-text: 0.5rem;
  --practice-heading-inset: 0.85rem;
  --practice-line-to-heading: calc(var(--practice-line-to-text) + var(--practice-heading-inset));
}
.practice-catalog .section-lead {
  max-width: 68ch;
  line-height: 1.45;
  font-size: 1.02rem;
}
.practice-catalog-head {
  grid-column: 1 / -1;
  margin: 0 0 var(--practice-line-to-text);
  padding-bottom: 2.15rem;
  border-bottom: 1px solid var(--line);
}
.practice-catalog-head h1 {
  margin: 0 0 0.15rem;
  line-height: 1.05;
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--display);
  letter-spacing: -0.02em;
}
.practice-catalog-head .section-lead {
  margin: 0;
  max-width: 68ch;
  line-height: 1.32;
  font-size: 1.05rem;
}
.practice-catalog .muted {
  font-size: 1rem;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.panel h1 { margin: 0 0 0.75rem; font-family: var(--display); font-size: 1.8rem; }
.panel h2 { margin: 0.85rem 0 0.5rem; font-size: 1.15rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: rgba(255,255,255,0.55); color: var(--ink); }
.btn-small { padding: 0.45rem 0.9rem; font-size: 0.92rem; }

.stack { display: grid; gap: 1rem; }
.field { display: grid; gap: 0.35rem; }
.field span, .field legend { font-weight: 600; font-size: 0.92rem; }
.input, textarea.input, select.input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.7rem 0.85rem;
  font: inherit;
  background: #fff;
}
.password-field {
  position: relative;
}
.password-field .input {
  padding-right: 2.75rem;
}
.password-toggle {
  position: absolute;
  right: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0;
}
.password-toggle:hover {
  color: var(--ink);
  background: rgba(28, 42, 36, 0.06);
}
.field-check .check-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-weight: 500;
}
.field-check .check-label {
  font-weight: 500;
  line-height: 1.35;
}
.checkbox-input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
  accent-color: var(--accent);
}
.hint, .muted { color: var(--muted); font-size: 0.92rem; }
.error { color: var(--bad); font-size: 0.9rem; }
.ok { color: var(--ok); font-weight: 600; }
.bad { color: var(--bad); font-weight: 600; }

.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.65rem; }
.list-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,0.55);
}
.list-row-body {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.list-row-body a {
  overflow-wrap: anywhere;
}
.list-row-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-top: 0.15rem;
}
.row-actions { display: flex; gap: 0.75rem; align-items: center; }
.code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: 0.08em;
}
.badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(28, 42, 36, 0.08);
  margin-left: 0.35rem;
}
.badge.ok { background: rgba(13, 148, 136, 0.15); color: var(--ok); }

.tabs { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0 0 1rem; }
.tabs a {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
}
.tabs a.active, .tabs a:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.check-grid { display: grid; gap: 0.35rem; max-height: 240px; overflow: auto; padding: 0.5rem; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.check-grid label { display: flex; gap: 0.5rem; align-items: flex-start; font-weight: 400; }

.part-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.35rem 0 0.75rem;
}
.part-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 12px;
  padding: 0.65rem 1.15rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.part-btn:hover { border-color: var(--accent); color: var(--accent-dark); }
.part-btn.active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.part-panel.is-hidden { display: none; }
.topic-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
}
.topic-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 999px;
  padding: 0.55rem 1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.topic-btn:hover { border-color: var(--accent); color: var(--accent-dark); }
.topic-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.picker-meta { margin: 0 0 0.75rem; color: var(--muted); font-size: 0.92rem; }
.problem-picker { margin-bottom: 0.5rem; }
.problem-picker.is-hidden { display: none; }
.problem-num-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 0.55rem;
}
.num-chip {
  display: block;
  cursor: pointer;
  margin: 0;
}
.num-chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.num-chip-face {
  display: grid;
  gap: 0.15rem;
  place-items: center;
  min-height: 64px;
  padding: 0.55rem 0.35rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  text-align: center;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.num-chip-face strong { font-size: 1.05rem; }
.num-chip-face small { color: var(--muted); font-size: 0.72rem; }
.num-chip input:checked + .num-chip-face,
.num-chip.is-drag-over .num-chip-face {
  border-color: var(--accent);
  background: rgba(79, 70, 229, 0.1);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}
.num-chip:hover .num-chip-face { border-color: rgba(79, 70, 229, 0.45); }
.problem-num-grid { user-select: none; touch-action: none; }

.hw-preview {
  margin-top: 1.25rem;
  display: grid;
  gap: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.hw-preview-section { display: grid; gap: 0.65rem; }
.hw-preview-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  align-items: baseline;
}
.hw-preview-topic-name { font-weight: 600; color: var(--muted); }
.hw-preview-list { display: grid; gap: 0.75rem; }
.hw-preview-bank { display: none; }
.hw-preview-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.9rem 1rem;
  background: #fff;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.hw-preview-card.is-in-hw {
  border-color: #3b82f6;
  background: rgba(59, 130, 246, 0.1);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.18);
}
.hw-preview-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.75rem;
  align-items: center;
  margin-bottom: 0.65rem;
}
.hw-preview-include {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  user-select: none;
}
.hw-preview-card.is-in-hw .hw-preview-include {
  border-color: #3b82f6;
  color: #1d4ed8;
  background: rgba(59, 130, 246, 0.12);
}
.hw-preview-include input {
  width: 1rem;
  height: 1rem;
  accent-color: #2563eb;
  cursor: pointer;
}

.hw-meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.75rem;
  margin: 0;
  max-width: 100%;
}
.hw-meta-line--part2 {
  gap: 0.35rem 0.85rem;
}
.hw-meta-date { flex: 0 1 auto; }
.hw-meta-status {
  flex: 0 1 auto;
  text-align: center;
  font-weight: 600;
}
.hw-status-label {
  flex: 0 1 auto;
  text-align: center;
  font-weight: 700;
  font-size: 0.95rem;
}
.hw-meta-status.hw-status-assigned,
.hw-status-label.hw-status-assigned { color: #1a1f3a !important; }
.hw-meta-status.hw-status-in_progress,
.hw-status-label.hw-status-in_progress { color: #ca8a04 !important; }
.hw-meta-status.hw-status-submitted,
.hw-status-label.hw-status-submitted { color: #84cc16 !important; }
.hw-meta-status.hw-status-reviewed,
.hw-status-label.hw-status-reviewed { color: #16a34a !important; }
.hw-meta-submitted { flex: 0 1 auto; white-space: normal; }
.hw-meta-checked,
.hw-meta-spacer {
  flex: 1 1 auto;
  min-width: 0;
  text-align: right;
  white-space: normal;
}

.hw-auto-title,
.hw-auto-date {
  margin: 0;
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 700;
}

.practice-ege-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.practice-catalog {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content max-content;
  column-gap: 1.15rem;
  align-items: start;
  width: 100%;
  min-width: 0;
}
.practice-mode-block {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  border-top: none;
  border-bottom: none;
  padding-bottom: 0;
}
.practice-mode-rule {
  grid-column: 1 / -1;
  border: 0;
  border-top: 1px solid var(--line);
  margin: var(--practice-line-to-text) 0 0;
  height: 0;
}
.panel.practice-catalog .practice-mode-block:last-child .practice-mode-rule {
  display: none;
}
.panel.practice-catalog > .practice-catalog-head + .practice-mode-block {
  margin-top: 0;
  padding-top: var(--practice-heading-inset);
}
.panel.practice-catalog .practice-mode-block + .practice-mode-block {
  margin-top: 0;
  padding-top: var(--practice-line-to-text);
}
.panel.practice-catalog .practice-mode-block--variant + .practice-mode-block--variant {
  padding-top: 1.35rem;
}
.practice-mode-block--variant > .practice-mode-rule {
  margin-top: var(--practice-line-to-heading);
}
.practice-catalog .practice-mode-block > .section-lead {
  margin-bottom: 0.3rem;
}
.practice-catalog .practice-mode-block > .muted {
  margin: 0.1rem 0 0.4rem;
}
.practice-catalog .practice-mode-block > .muted:has(+ .fipi-tag-list) {
  margin-bottom: 0.75rem;
}
.practice-catalog .practice-subheading {
  margin-bottom: 0.2rem;
}
.practice-catalog .practice-picker-form {
  margin-top: 0.35rem;
  padding-bottom: var(--practice-line-to-heading);
}
.practice-catalog .practice-ege-list {
  margin-top: 0;
  row-gap: 0.5rem;
}
.practice-catalog .practice-ege-line {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: subgrid;
  align-items: start;
}
.practice-catalog .practice-picker-form + .practice-mode-rule {
  margin-top: 0;
}
.practice-mode-block > .practice-subheading,
.practice-mode-block > .section-lead,
.practice-mode-block > .muted,
.practice-mode-block > .fipi-tag-list,
.practice-mode-block > .practice-picker-form,
.practice-mode-block > .practice-mode-rule {
  grid-column: 1 / -1;
}
.practice-picker-form {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  max-width: 100%;
  margin-top: 1.15rem;
}
.practice-variant-form {
  grid-column: 3;
  grid-row: 1;
  margin: 0;
  align-self: center;
  justify-self: end;
}
.practice-mode-block--variant .practice-subheading {
  grid-column: 1 / 3;
  grid-row: 1;
  margin: 0;
  align-self: center;
}
.practice-mode-block--action .practice-action-form {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  align-items: center;
  margin: 0;
}
.practice-action-label {
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 700;
  align-self: center;
}
.practice-action-meta {
  font-size: 0.92rem;
  white-space: nowrap;
  align-self: center;
}
.practice-action-form .btn-small {
  grid-column: 3;
  justify-self: end;
  margin: 0;
}
.practice-mode-block--action > .practice-mode-rule {
  margin-top: var(--practice-line-to-heading);
}
.panel.practice-catalog .practice-mode-block + .practice-mode-block.practice-mode-block--action,
.panel.practice-catalog .practice-mode-block--action + .practice-mode-block--action {
  padding-top: var(--practice-line-to-heading);
}
.practice-ege-list {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  row-gap: 0.55rem;
  align-items: center;
}
.practice-ege-line {
  display: contents;
  cursor: pointer;
}
.practice-ege-label {
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 700;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
  padding-right: 2rem;
}
.practice-ege-meta {
  font-size: 0.92rem;
  white-space: nowrap;
  align-self: start;
}
.practice-catalog .practice-ege-meta {
  display: grid;
}
.practice-catalog .practice-ege-meta > span {
  grid-area: 1 / 1;
}
.practice-catalog .practice-ege-meta [hidden] {
  display: block !important;
  visibility: hidden;
}
.practice-ege-count {
  width: 3.25rem;
  min-width: 3.25rem;
  max-width: 3.25rem;
  padding: 0.35rem 0.4rem;
  text-align: center;
  justify-self: end;
  align-self: start;
}
.account-delete {
  margin-top: 0.5rem;
  display: grid;
  gap: 0.75rem;
  justify-items: start;
}
.account-delete-step {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.75);
  max-width: 28rem;
}
.account-delete-step p {
  margin: 0 0 0.65rem;
  font-weight: 600;
}
.account-delete-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.practice-catalog .practice-picker-toolbar {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: subgrid;
  align-items: center;
}
.practice-catalog .practice-picker-toolbar .practice-picker-unsolved {
  grid-column: 1 / 3;
  margin: 0;
  align-self: center;
}
.practice-catalog .practice-picker-toolbar .practice-start-btn {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  align-self: center;
  margin: 0;
}
.practice-catalog .practice-picker-toolbar .check-row {
  align-items: center;
}
.practice-catalog .practice-picker-toolbar .checkbox-input {
  margin-top: 0;
}
.practice-picker-unsolved {
  grid-column: 1 / 3;
  align-self: start;
  margin-bottom: 0.25rem;
}
.practice-ege-list .practice-start-btn {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  margin: 0;
}
/* Пикер: на всю ширину рамки — при сжатии переносятся только названия */
.practice-catalog .practice-picker-block {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  grid-column: 1 / -1;
}
.practice-catalog .practice-picker-block .practice-picker-form {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr) max-content 3.25rem;
  column-gap: 0.35rem;
  row-gap: 0.55rem;
  width: 100%;
  max-width: 100%;
  align-items: start;
  min-width: 0;
  box-sizing: border-box;
}
.practice-catalog .practice-picker-block .practice-ege-list,
.practice-catalog .practice-picker-block .practice-ege-line {
  display: contents;
}
.practice-catalog .practice-picker-block .practice-ege-side {
  display: contents;
}
.practice-catalog .practice-picker-block .practice-picker-toolbar {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: 1.15rem;
  align-items: center;
}
.practice-catalog .practice-picker-block .practice-picker-toolbar .practice-picker-unsolved {
  grid-column: 1;
}
.practice-catalog .practice-picker-block .practice-picker-toolbar .practice-start-btn {
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
}
.practice-catalog .practice-picker-block .practice-ege-num {
  white-space: nowrap;
  align-self: start;
}
.practice-catalog .practice-picker-block .practice-ege-name {
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
  align-self: start;
}
.practice-catalog .practice-picker-block .practice-ege-meta {
  display: block;
  width: 100%;
  white-space: nowrap;
  margin-left: 0.45rem;
  padding-right: 0.65rem;
  text-align: right;
  align-self: center;
  justify-self: stretch;
  box-sizing: border-box;
}
.practice-catalog .practice-picker-block .practice-ege-meta > span {
  grid-area: unset;
}
.practice-catalog .practice-picker-block .practice-ege-meta [hidden] {
  display: none !important;
}
.practice-catalog .practice-picker-block .practice-ege-count {
  justify-self: end;
  width: 3.25rem;
  min-width: 3.25rem;
  max-width: 3.25rem;
  flex-shrink: 0;
  align-self: center;
}
.practice-catalog .practice-picker-block .practice-part2-picker-note {
  grid-column: 1 / -1;
}

/* ПК: рамка и пикер сжимаются, названия переносятся (не мобилка) */
@media (min-width: 641px) {
  .panel-fit.practice-catalog {
    overflow-x: clip;
  }
  .panel.practice-catalog .practice-mode-block--variant .practice-subheading {
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    min-width: 0;
  }
  .practice-catalog .practice-picker-block .practice-subheading,
  .practice-catalog .practice-picker-block .section-lead {
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
}

.practice-start-btn {
  justify-self: end;
}

.practice-unsolved-block {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.practice-unsolved-hint {
  margin: 0 0 0 calc(1.15rem + 0.65rem);
  font-size: 0.95rem;
  line-height: 1.3;
}

.practice-catalog .btn:not(.btn-small) {
  padding: 0.82rem 1.35rem;
  font-size: 1.05rem;
}
.practice-catalog .btn-small {
  padding: 0.52rem 1rem;
  font-size: 0.98rem;
}
.practice-catalog .checkbox-input {
  width: 1.25rem;
  height: 1.25rem;
}
.panel.practice-catalog .fipi-tag-list {
  display: grid;
  gap: 0.5rem;
}

.practice-fipi-block {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.practice-subheading {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.38rem;
}

.practice-kes-list {
  grid-template-columns: minmax(0, 36rem) max-content max-content;
  align-items: start;
}

.practice-kes-list .practice-ege-label {
  white-space: normal;
  overflow-wrap: break-word;
  line-height: 1.35;
  font-size: 0.95rem;
}
.practice-ege-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem;
  background: rgba(255, 255, 255, 0.65);
}
.practice-ege-card h2 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.35rem;
}

.task-stack { display: grid; gap: 1rem; }
.task-card {
  position: relative;
  overflow: visible;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 2.75rem 1rem 1rem;
  background: rgba(255,255,255,0.6);
}
.favorite-star {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.15s ease, transform 0.15s ease;
}
.favorite-star:hover,
.favorite-star:focus-visible {
  color: var(--ink);
  outline: none;
}
.favorite-star.is-active {
  color: #ca8a04;
}
.favorite-star-icon {
  display: block;
  pointer-events: none;
}
.favorite-star-icon path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linejoin: round;
  transition: fill 0.15s ease, stroke 0.15s ease;
}
.favorite-star.is-active .favorite-star-icon path {
  fill: #facc15;
  stroke: #eab308;
}
.favorite-star-tip {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  z-index: 20;
  min-width: 10.5rem;
  padding: 0.45rem 0.65rem;
  border-radius: 10px;
  background: rgba(26, 31, 58, 0.92);
  color: #fff;
  font-size: 0.82rem;
  line-height: 1.25;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s ease;
  box-shadow: 0 8px 24px rgba(26, 31, 58, 0.18);
}
.favorite-star-tip.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.task-card-head { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin-bottom: 0.75rem; }
.statement {
  line-height: 1.55;
  margin-bottom: 0.85rem;
  font-family: "Source Serif 4", Georgia, serif;
}
.math {
  font-family: "Source Serif 4", Georgia, serif;
}
.problem-image {
  display: block;
  max-width: min(100%, 480px);
  max-height: 360px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  margin: 0.5rem 0 1rem;
  border: 1px solid var(--line);
  background: #fff;
}
.problem-inline-image {
  display: inline;
  vertical-align: middle;
  max-height: 1.5em;
  width: auto;
  margin: 0 0.12em;
}
.statement .problem-inline-image.problem-figure {
  display: block;
  max-width: min(100%, 480px);
  max-height: 360px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  margin: 0.5rem auto 0.75rem;
  border: 1px solid var(--line);
  background: #fff;
}
.answer-row { display: flex; gap: 0.6rem; align-items: center; }
.answer-row .input { flex: 1; }
.comment, .solution {
  background: rgba(79, 70, 229, 0.07);
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1rem;
  border-radius: 0 12px 12px 0;
  margin: 0.75rem 0;
}

.profile-facts {
  display: grid;
  gap: 0.2rem;
  margin: 0.5rem 0 0.85rem;
}
.profile-facts p {
  margin: 0;
}

.stat-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0.5rem 0 1.25rem;
}
.stat-card-link {
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
  cursor: pointer;
}
.stat-card-link:hover {
  text-decoration: none;
  color: inherit;
  transform: translateY(-1px);
  border-color: rgba(15, 107, 92, 0.35);
  background: rgba(255, 255, 255, 0.8);
}
.stat-card-static {
  cursor: default;
}
.stat-card {
  display: grid;
  gap: 0.15rem;
  min-width: 7.5rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.65);
}
.stat-card strong { font-size: 1.35rem; font-family: var(--display); }
.progress-bar {
  width: min(100%, 280px);
  height: 8px;
  margin: 0.45rem 0 0.25rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.08);
  overflow: hidden;
}
.progress-bar > span {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: inherit;
}

.practice-stats-panel.panel-fit {
  margin-inline: auto;
}

.practice-stats-section {
  width: fit-content;
  max-width: 100%;
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.panel-fit.panel-account {
  --practice-stats-col-num: 1.5rem;
  --practice-stats-col-name: 25rem;
  --practice-chart-bar-width: 7.25rem;
  --practice-stats-col-legend: 7.75rem;
  --practice-stats-col-pct: 2.75rem;
  --practice-stats-table-width: calc(
    var(--practice-stats-col-num)
    + var(--practice-stats-col-name)
    + var(--practice-chart-bar-width)
    + var(--practice-stats-col-legend)
    + var(--practice-stats-col-pct)
    + 4rem
  );
  margin-inline: auto;
  padding: 2.1rem 2.85rem;
  width: min(100%, calc(var(--practice-stats-table-width) + 5.7rem));
  max-width: min(100%, calc(var(--practice-stats-table-width) + 5.7rem));
  min-width: 0;
  box-sizing: border-box;
}
.panel-account .stat-grid,
.panel-account .practice-account-stats {
  width: var(--practice-stats-table-width);
  max-width: 100%;
  min-width: 0;
}
.panel-account .activity-calendar-scroll {
  overflow-x: auto;
  max-width: 100%;
}
.practice-account-stats .activity-calendar-head {
  width: var(--practice-stats-table-width);
  max-width: 100%;
  justify-content: space-between;
}
.practice-account-stats .activity-calendar-wrap {
  margin-bottom: 0;
}
.practice-stats-tables {
  width: var(--practice-stats-table-width);
  max-width: 100%;
}
.practice-stats-tables .practice-stats-section {
  width: 100%;
  display: grid;
  grid-template-columns:
    var(--practice-stats-col-num)
    var(--practice-stats-col-name)
    var(--practice-chart-bar-width)
    var(--practice-stats-col-legend)
    var(--practice-stats-col-pct);
  column-gap: 1rem;
}
.practice-stats-tables .practice-chart-table {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  width: 100%;
}
.panel-account .practice-stats-tables .practice-chart-list {
  max-width: none;
  width: 100%;
}
.practice-stats-tables .practice-chart-name {
  white-space: nowrap;
  overflow: visible;
}
.panel-account .practice-stats-tables .practice-chart-name {
  margin-left: -0.7rem;
}
.activity-calendar-wrap + .practice-stats-tables .practice-stats-section:first-child {
  margin-top: 1.5rem;
}
.practice-stats-section + .practice-stats-section {
  margin-top: 1.75rem;
  padding-top: 1.75rem;
}
.practice-stats-section .practice-stats-head h2 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.15rem;
}

.practice-chart-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
  max-width: 42rem;
}
.practice-chart-table {
  grid-template-columns: max-content max-content var(--practice-chart-bar-width, 7rem) auto;
  column-gap: 0.75rem;
  row-gap: 0.55rem;
  align-items: center;
  max-width: none;
  width: fit-content;
}
.practice-stats-panel .practice-chart-table,
.practice-stats-section .practice-chart-table {
  column-gap: 1rem;
  row-gap: 0.72rem;
  margin-top: 1.45rem;
  font-size: 1.06rem;
}
.practice-stats-panel .practice-chart-table {
  --practice-chart-bar-width: 10.5rem;
}
.panel-account .practice-stats-tables .practice-chart-table .practice-chart-bar {
  width: 100%;
  flex: none;
}
.panel-account .practice-stats-tables .practice-chart-meter {
  display: contents;
}
.practice-stats-panel .practice-chart-table .practice-chart-num,
.practice-stats-section .practice-chart-table .practice-chart-num {
  font-size: 1.06rem;
}
.practice-stats-panel .practice-chart-table .practice-chart-name,
.practice-stats-section .practice-chart-table .practice-chart-name {
  font-size: 1.06rem;
}
.practice-stats-panel .practice-chart-table .practice-chart-bar,
.practice-stats-section .practice-chart-table .practice-chart-bar {
  height: 12px;
}
.practice-stats-panel .practice-chart-table .practice-chart-pct,
.practice-stats-section .practice-chart-table .practice-chart-pct {
  font-size: 1.06rem;
  min-width: 2.75rem;
}
.practice-chart-table .practice-chart-row {
  display: contents;
}
.practice-stats-tables .practice-chart-table .practice-chart-legend {
  align-self: center;
  justify-self: center;
  text-align: center;
  width: 100%;
}
.practice-stats-panel .practice-chart-table .practice-chart-legend,
.practice-stats-section .practice-chart-table .practice-chart-legend {
  font-size: 0.92rem;
  line-height: 1.25;
}
.panel-account .practice-stats-tables .practice-chart-legend {
  font-size: 0.8rem;
  line-height: 1;
  white-space: nowrap;
  margin: 0;
  padding-right: 0;
}
.panel-account .practice-stats-tables .practice-chart-pct {
  margin-left: -0.9rem;
}
.practice-chart-num {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
}
.practice-chart-name {
  font-size: 0.95rem;
  font-weight: 500;
  white-space: nowrap;
  padding-right: 0.25rem;
}
.practice-chart-table .practice-chart-bar {
  width: 100%;
  flex: none;
}
.practice-chart-row {
  display: grid;
  gap: 0.3rem;
}
.practice-chart-track {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}
.practice-chart-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}
.practice-chart-label {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.95rem;
}
.practice-chart-bar {
  flex: 1;
  min-width: 0;
  height: 10px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.08);
  overflow: hidden;
}
.practice-chart-bar-stacked {
  display: flex;
}
.practice-chart-fill {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: inherit;
}
.practice-chart-fill-ok {
  background: var(--ok);
}
.practice-chart-fill-bad {
  background: var(--bad);
}
.practice-chart-legend {
  margin: 0;
  font-size: 0.88rem;
}

.practice-stats-pct {
  font-family: var(--display);
  font-size: 1.75rem;
  line-height: 1;
  white-space: nowrap;
  color: var(--accent-dark);
}
.practice-chart-pct {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
  min-width: 2.35rem;
  text-align: right;
  white-space: nowrap;
  color: var(--accent-dark);
}
.practice-answer-reveal {
  margin: 0.35rem 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem;
}
.practice-answer-reveal-label {
  margin: 0;
  color: var(--ink);
  font-weight: 500;
}
.practice-answer-peek {
  font-size: inherit;
  padding: 0;
}
.practice-answer-value {
  margin: 0;
  color: var(--ink);
  font-weight: 500;
}

.practice-stats-head {
  max-width: 42rem;
  gap: 0.65rem;
}
.practice-stats-tables .practice-stats-head {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  max-width: none;
  width: 100%;
  align-items: center;
  margin-bottom: 1rem;
}
.practice-stats-tables .practice-stats-head > div:first-child {
  grid-column: 1 / 5;
  min-width: 0;
}
.practice-stats-tables .practice-stats-head .practice-stats-pct {
  grid-column: 5;
  justify-self: end;
  flex-shrink: 0;
}
.practice-stats-head .section-lead {
  margin-bottom: 0;
}
#practice-accuracy .practice-pct-bad {
  color: var(--bad);
}
#practice-accuracy .practice-pct-mid {
  color: #ca8a04;
}
#practice-accuracy .practice-pct-good {
  color: var(--ok);
}

.activity-calendar-wrap {
  margin: 0.5rem 0 1.25rem;
  max-width: 100%;
}
.activity-calendar-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  margin-bottom: 0.65rem;
}
.activity-calendar-summary {
  margin: 0;
  font-size: 0.92rem;
}
.activity-legend {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}
.activity-legend-label {
  font-size: 0.78rem;
  margin: 0 0.15rem;
}
.activity-legend .activity-cell {
  width: 11px;
  height: 11px;
}
.activity-calendar-scroll {
  overflow-x: auto;
  padding-bottom: 0.25rem;
}
.activity-calendar {
  min-width: max-content;
}
.activity-months {
  display: grid;
  grid-template-columns: repeat(var(--activity-weeks), 14px);
  gap: 3px;
  margin: 0 0 0.35rem 1.55rem;
  min-height: 1rem;
}
.activity-month {
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1;
}
.activity-grid {
  display: flex;
  gap: 0.45rem;
  align-items: flex-start;
}
.activity-weekdays {
  display: grid;
  grid-template-rows: repeat(7, 11px);
  gap: 3px;
  padding-top: 1px;
  font-size: 0.68rem;
  color: var(--muted);
  line-height: 11px;
}
.activity-weekdays span:nth-child(even) {
  visibility: hidden;
}
.activity-weeks {
  display: flex;
  gap: 3px;
}
.activity-week {
  display: grid;
  grid-template-rows: repeat(7, 11px);
  gap: 3px;
}
.activity-cell {
  display: block;
  width: 11px;
  height: 11px;
  border-radius: 2px;
  background: rgba(15, 23, 42, 0.07);
}
.activity-cell-empty {
  background: transparent;
}
.activity-level-0 {
  background: rgba(15, 23, 42, 0.07);
}
.activity-level-1 {
  background: rgba(15, 107, 92, 0.28);
}
.activity-level-2 {
  background: rgba(15, 107, 92, 0.48);
}
.activity-level-3 {
  background: rgba(15, 107, 92, 0.68);
}
.activity-level-4 {
  background: rgba(15, 107, 92, 0.92);
}
button.activity-cell[data-activity-day] {
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}
button.activity-cell[data-activity-day]:hover {
  outline: 1px solid rgba(15, 107, 92, 0.45);
  outline-offset: 1px;
}
button.activity-cell[data-activity-day]:focus,
button.activity-cell[data-activity-day]:focus-visible {
  outline: none;
}
button.activity-cell[data-activity-day].is-active {
  outline: 2px solid rgba(15, 107, 92, 0.7);
  outline-offset: 1px;
}
.activity-day-pop {
  position: fixed;
  z-index: 1000;
  width: max-content;
  max-width: min(100vw - 2rem, 280px);
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  pointer-events: none;
  white-space: nowrap;
}
.activity-day-pop[hidden] {
  display: none !important;
}
.activity-day-pop:not([hidden]) {
  display: block;
}

.hw-delete-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
.hw-delete-pop {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.55rem);
  transform: translateX(-50%);
  z-index: 30;
  width: max-content;
  max-width: min(100vw - 2rem, 300px);
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}
.hw-delete-pop[hidden] { display: none; }
.hw-delete-pop p {
  margin: 0 0 0.55rem;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.35;
  white-space: normal;
}
.hw-delete-pop-actions {
  display: flex;
  gap: 0.65rem;
  justify-content: flex-end;
}
.panel-account .guest-delete-trigger {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
}
.panel-account .guest-delete-trigger:hover {
  text-decoration: underline;
  color: var(--ink);
}
.practice-submit-pop {
  width: min(100vw - 2rem, 320px);
}
.input.practice-answer-missing {
  border-color: var(--bad);
  box-shadow: 0 0 0 2px rgba(225, 29, 72, 0.14);
}
.practice-part2-note {
  margin: 0.75rem 0 0;
  font-size: 0.92rem;
  color: var(--muted);
  opacity: 0.75;
}
.practice-part2-picker-note {
  grid-column: 1 / -1;
  margin: 0.15rem 0 0;
  font-size: 0.92rem;
  opacity: 0.75;
}
.practice-part2-solved-wrap {
  margin-top: 0.65rem;
}
.practice-part2-solved-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 6.5rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.practice-part2-solved-btn:hover {
  border-color: var(--accent-soft);
}
.practice-part2-solved-btn.is-solved,
.practice-part2-solved-badge {
  background: rgba(56, 189, 248, 0.18);
  border-color: rgba(56, 189, 248, 0.55);
  color: var(--accent-dark);
}
.practice-part2-solved-btn.is-solved {
  border-style: solid;
}
.practice-part2-solved-badge {
  display: inline-block;
  margin: 0.65rem 0 0;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(56, 189, 248, 0.55);
  border-radius: 999px;
  font-size: 0.92rem;
}
.practice-part2-solved-stat {
  color: var(--accent-dark);
}
.practice-session-stats {
  margin: 0.5rem 0 0;
}
.practice-session-cta {
  margin-top: 1.25rem;
}
.practice-ege-filter,
.practice-favorites-filter {
  margin: 0.65rem 0 0.85rem;
}
.practice-ege-filter-label,
.practice-favorites-filter-label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.8rem;
}
.practice-ege-filter-chips,
.practice-favorites-filter-chips {
  gap: 0.35rem;
  margin-bottom: 0.25rem;
}
.practice-ege-filter-chips .topic-btn,
.practice-favorites-filter-chips .topic-btn {
  padding: 0.28rem 0.62rem;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: 999px;
}
.practice-ege-count-label,
.practice-fav-count {
  font-weight: 500;
  opacity: 0.72;
}
.topic-btn.active .practice-ege-count-label,
.topic-btn.active .practice-fav-count {
  opacity: 0.85;
}
.practice-ege-filter-hint,
.practice-favorites-filter-hint {
  margin: 0.1rem 0 0;
  font-size: 0.78rem;
}

.hw-submit-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-top: 0.5rem;
}
.hw-submit-pop {
  position: absolute;
  left: 0;
  bottom: calc(100% + 0.55rem);
  z-index: 5;
  width: min(100vw - 2rem, 280px);
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}
.hw-submit-pop[hidden] { display: none; }
.hw-submit-pop p {
  margin: 0 0 0.55rem;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.35;
  white-space: normal;
}
.hw-submit-pop-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.data-table th, .data-table td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 0.65rem 0.5rem;
  white-space: nowrap;
}
.panel-score-scale {
  margin-inline: auto;
  max-width: 36rem;
  width: 100%;
}
.score-scale-table {
  width: 100%;
  max-width: 16rem;
  margin-inline: auto;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.score-scale-table th,
.score-scale-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.55rem 0.65rem;
  text-align: center;
  white-space: nowrap;
}
.score-scale-table th {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--muted);
}
.score-scale-table th:first-child,
.score-scale-table td:first-child {
  border-right: 1px solid var(--line);
}
.score-scale-table tbody tr:last-child td {
  border-bottom: none;
}
.score-scale-table tr.score-scale-threshold-pass td {
  border-top: 2px solid var(--bad);
}
.score-scale-table tr.score-scale-threshold-vuz td {
  border-top: 2px solid #ea8c00;
}

.messages { padding-top: 1rem; display: grid; gap: 0.5rem; }
.flash {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--line);
}
.flash-success { border-color: rgba(13, 148, 136, 0.35); color: var(--ok); }
.flash-error { border-color: rgba(225, 29, 72, 0.35); color: var(--bad); }
.flash-info { color: var(--accent-dark); }

.fipi-tag-list {
  display: grid;
  gap: 0.55rem;
  min-width: 0;
  max-width: 100%;
}
.fipi-tag-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 0.75rem 1rem;
  align-items: center;
  margin: 0;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.55);
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}
.fipi-tag-line > input[type="hidden"] {
  display: none;
}
.fipi-tag-label {
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.fipi-tag-meta {
  font-size: 0.85rem;
  white-space: nowrap;
}
.fipi-tag-actions {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.fipi-ege-pad {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
  gap: 0.55rem;
  width: 100%;
}
.fipi-ege-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  text-align: left;
  min-height: 3.4rem;
  padding: 0.55rem 0.7rem;
}
.fipi-ege-num {
  font-weight: 700;
  font-size: 1.05rem;
}
.fipi-ege-name {
  font-size: 0.72rem;
  line-height: 1.25;
  color: var(--muted);
  font-weight: 500;
  white-space: normal;
}
.fipi-ege-skip {
  grid-column: 1 / -1;
  justify-self: start;
}
.fipi-tag-task-form {
  width: 100%;
}
.fipi-tag-task-form .fipi-ege-pad {
  margin-top: 0.35rem;
}
.fipi-wrong-answer {
  color: var(--bad);
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0;
  font-family: "Source Serif 4", Georgia, serif;
}

.panel-fit.practice-catalog.fipi-tag-catalog {
  width: min(52rem, 100%);
  max-width: 100%;
  box-sizing: border-box;
  margin-inline: auto;
  grid-template-columns: minmax(0, 1fr) max-content max-content;
}
.fipi-tag-catalog .fipi-tag-list {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1 / -1;
  gap: 0.55rem;
}
.fipi-tag-catalog .fipi-tag-line {
  grid-column: 1 / -1;
  grid-template-columns: subgrid;
  padding: 0.65rem 0;
  border: none;
  border-radius: 0;
  background: none;
}
.fipi-tag-catalog .fipi-tag-label {
  padding-right: 1rem;
  line-height: 1.35;
}
.fipi-tag-catalog .fipi-tag-meta {
  white-space: nowrap;
  text-align: right;
  padding-right: 1rem;
}
.fipi-tag-catalog .fipi-tag-actions {
  justify-content: flex-end;
}

.panel-fit.fipi-tag-panel {
  margin-inline: auto;
  padding: 2.1rem 2.85rem;
  width: min(52rem, 100%);
  max-width: 100%;
  box-sizing: border-box;
  font-size: 1.07rem;
}
.fipi-tag-head {
  margin: 0 0 0.85rem;
  padding-bottom: 2.15rem;
  border-bottom: 1px solid var(--line);
}
.fipi-tag-head h1 {
  margin: 0;
  line-height: 1.05;
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--display);
  letter-spacing: -0.02em;
}
.fipi-tag-section + .fipi-tag-section {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.fipi-tag-panel .section-lead {
  max-width: 68ch;
  line-height: 1.45;
  font-size: 1.02rem;
  margin-bottom: 0.3rem;
}
.fipi-tag-panel .practice-subheading {
  margin: 0 0 0.2rem;
}
.fipi-tag-panel .muted {
  font-size: 1rem;
  margin: 0.1rem 0 0.4rem;
}
.fipi-tag-panel .muted:has(+ .fipi-tag-list) {
  margin-bottom: 0.75rem;
}
.fipi-tag-panel .fipi-tag-list {
  margin-top: 0.15rem;
}
.fipi-tag-panel .fipi-tag-line {
  padding: 0.75rem 0.95rem;
  gap: 0.85rem 1.1rem;
}
.fipi-tag-panel .fipi-tag-label {
  font-size: 1.02rem;
}
.fipi-tag-panel .fipi-tag-meta {
  font-size: 0.92rem;
}
.fipi-tag-panel .btn-small {
  padding: 0.52rem 1rem;
  font-size: 0.98rem;
}

.bank-panel {
  max-width: min(52rem, 100%);
  margin-inline: auto;
}
.bank-view-tabs {
  margin-top: 0.5rem;
}
.bank-view-hint {
  margin: 0.15rem 0 0.85rem;
}
.bank-group-list {
  display: grid;
  gap: 0.55rem;
}
.bank-group-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem 1rem;
  align-items: center;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.55);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.bank-group-line:hover {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.85);
  text-decoration: none;
}
.bank-group-label {
  font-family: var(--display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.bank-group-meta {
  font-size: 0.92rem;
  white-space: nowrap;
}
.bank-task-stack {
  margin-top: 1.25rem;
}
.bank-task-card {
  padding: 1.1rem 1.15rem;
}
.bank-task-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.65rem;
}
.bank-task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.bank-task-meta strong {
  margin-right: 0.15rem;
}
.bank-task-kes {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  line-height: 1.4;
}
.bank-task-answer {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
}

.site-footer {
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: 0.9rem;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes drift {
  from { transform: scale(1) translateY(0); }
  to { transform: scale(1.04) translateY(-12px); }
}

/* panel-account stats: legend under bar at ~980px; names wrap only below ~700px */
@media (max-width: 980px) {
  .panel-fit.panel-account {
    --practice-stats-col-name: 25rem;
    --practice-chart-bar-width: 7.25rem;
    --practice-stats-table-width: calc(
      var(--practice-stats-col-num)
      + var(--practice-stats-col-name)
      + var(--practice-chart-bar-width)
      + var(--practice-stats-col-pct)
      + 3rem
    );
    width: min(100%, calc(var(--practice-stats-table-width) + 2.2rem));
    max-width: min(100%, calc(var(--practice-stats-table-width) + 2.2rem));
    padding: 1.35rem 1.1rem;
  }
  .panel-account .stat-grid,
  .panel-account .practice-account-stats {
    width: var(--practice-stats-table-width);
    max-width: 100%;
  }
  .practice-stats-tables,
  .practice-account-stats .activity-calendar-head {
    width: var(--practice-stats-table-width);
    max-width: 100%;
  }
  .practice-stats-tables .practice-stats-section {
    grid-template-columns:
      var(--practice-stats-col-num)
      var(--practice-stats-col-name)
      var(--practice-chart-bar-width)
      var(--practice-stats-col-pct);
    column-gap: 1rem;
  }
  .practice-stats-tables .practice-stats-head > div:first-child {
    grid-column: 1 / 4;
  }
  .practice-stats-tables .practice-stats-head .practice-stats-pct {
    grid-column: 4;
  }
  .practice-stats-tables .practice-chart-table {
    width: 100%;
    max-width: 100%;
    column-gap: inherit;
    row-gap: 0.72rem;
    justify-content: start;
  }
  .practice-stats-tables .practice-chart-name {
    white-space: nowrap;
    overflow: visible;
    padding-right: 0.25rem;
  }
  .panel-account .practice-stats-tables .practice-chart-legend {
    white-space: normal;
    line-height: 1.2;
  }
  .panel-account .practice-stats-tables .practice-chart-num {
    text-align: left;
    padding-right: 0;
  }
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-solved,
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-accuracy {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: subgrid;
    grid-template-rows: auto auto;
    align-items: center;
    row-gap: 0.2rem;
  }
  .panel-account .practice-stats-tables .practice-chart-meter {
    display: contents;
  }
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-solved .practice-chart-num,
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-accuracy .practice-chart-num {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
  }
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-solved .practice-chart-name,
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-accuracy .practice-chart-name {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
  }
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-solved .practice-chart-bar,
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-accuracy .practice-chart-bar {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    width: 100%;
  }
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-solved .practice-chart-legend,
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-accuracy .practice-chart-legend {
    grid-column: 3;
    grid-row: 2;
    justify-self: center;
    text-align: center;
    width: 100%;
    margin: 0;
  }
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-solved .practice-chart-pct,
  .panel-account .practice-stats-tables .practice-chart-table .practice-chart-row-accuracy .practice-chart-pct {
    grid-column: 4;
    grid-row: 1;
    align-self: center;
  }

  body {
    overflow-x: hidden;
  }
  .wrap {
    width: min(1080px, calc(100% - 1rem));
  }
  .panel {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 1.25rem 1rem;
    overflow-x: hidden;
  }
  .panel-head {
    flex-direction: column;
    align-items: stretch;
  }
  .panel-head > div {
    min-width: 0;
    max-width: 100%;
  }
  .panel-head .btn {
    align-self: stretch;
    text-align: center;
  }
  .panel h1 {
    overflow-wrap: anywhere;
  }
  .list-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    min-width: 0;
  }
  .list-row-body {
    width: 100%;
  }
  .hw-meta-line,
  .hw-meta-line.hw-meta-line--part2 {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
    width: 100%;
  }
  .hw-meta-line > * {
    text-align: left;
    white-space: normal;
    max-width: 100%;
  }
  .hw-meta-spacer {
    display: none;
  }
  .hw-meta-checked {
    text-align: left;
    flex: 0 1 auto;
  }
  .stat-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .stat-card {
    min-width: 0;
  }
  .progress-bar {
    width: 100%;
    max-width: 100%;
  }
  .hw-delete-wrap {
    align-self: flex-start;
  }
}

@media (max-width: 700px) {
  .panel-fit.panel-account {
    width: 100%;
    max-width: 100%;
  }
  .practice-stats-tables .practice-stats-section {
    grid-template-columns:
      var(--practice-stats-col-num)
      minmax(0, 1fr)
      var(--practice-chart-bar-width)
      var(--practice-stats-col-pct);
  }
  .practice-stats-tables .practice-chart-name {
    white-space: normal;
    overflow-wrap: normal;
    word-break: normal;
    line-height: 1.25;
    padding-right: 0;
  }
}

@media (max-width: 800px) {
  .feature-grid { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; align-items: flex-start; padding: 0.75rem 0; }
  .answer-row { flex-direction: column; align-items: stretch; }
  .panel-head { flex-direction: column; align-items: flex-start; }
  .panel-fit {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  .panel-fit.bank-panel,
  .panel-fit.fipi-tag-panel {
    padding: 1.25rem 1rem;
  }
  .practice-kes-list {
    grid-template-columns: minmax(0, 1fr) max-content max-content;
  }
  .fipi-tag-catalog.practice-catalog {
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
  }
  .fipi-tag-catalog .fipi-tag-line {
    grid-template-columns: minmax(0, 1fr);
    justify-items: start;
    gap: 0.35rem;
  }
  .fipi-tag-panel .fipi-tag-line {
    grid-template-columns: minmax(0, 1fr);
    justify-items: start;
    gap: 0.35rem;
  }
  .bank-group-line {
    grid-template-columns: minmax(0, 1fr);
    justify-items: start;
  }
  .bank-task-head {
    flex-direction: column;
    align-items: stretch;
  }
  .main {
    overflow-x: clip;
  }
  .table-wrap {
    margin-inline: -0.25rem;
    padding-inline: 0.25rem;
    -webkit-overflow-scrolling: touch;
  }
  .task-card {
    overflow-x: clip;
  }
  .statement {
    overflow-wrap: anywhere;
  }
}

/* Практика: мобильная вёрстка только на узком экране (телефон), не при сужении окна ПК */
@media (max-width: 640px) {
  .panel-fit.practice-catalog {
    padding: 0.85rem 0.7rem;
    font-size: 1.07rem;
    display: block;
    min-width: 0;
    overflow-x: clip;
  }
  .panel.practice-catalog {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: clip;
    box-sizing: border-box;
  }
  .panel.practice-catalog > * {
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
  }
  .panel.practice-catalog .practice-catalog-head {
    min-width: 0;
    width: 100%;
  }
  .panel.practice-catalog .practice-catalog-head h1 {
    font-size: 1.9rem;
    overflow-wrap: anywhere;
  }
  .panel.practice-catalog .section-lead,
  .panel.practice-catalog .muted,
  .panel.practice-catalog code {
    overflow-wrap: anywhere;
    word-break: break-word;
    max-width: 100%;
  }
  .panel.practice-catalog .section-lead {
    max-width: 100%;
  }
  .panel.practice-catalog .practice-catalog-head,
  .panel.practice-catalog .practice-mode-block,
  .panel.practice-catalog .practice-mode-block > *,
  .panel.practice-catalog .practice-picker-form,
  .panel.practice-catalog .practice-ege-list,
  .panel.practice-catalog .practice-picker-toolbar,
  .panel.practice-catalog .practice-action-form,
  .panel.practice-catalog .practice-variant-form {
    grid-column: unset;
    grid-row: unset;
  }
  .panel.practice-catalog .practice-mode-block {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    width: 100%;
    min-width: 0;
  }
  .panel.practice-catalog .practice-mode-block--variant {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
  }
  .panel.practice-catalog .practice-mode-block--variant .practice-subheading {
    margin: 0;
    align-self: stretch;
    max-width: 100%;
    overflow-wrap: anywhere;
  }
  .panel.practice-catalog .practice-variant-form {
    margin: 0.15rem 0 0;
    align-self: flex-start;
  }
  .panel.practice-catalog .practice-picker-block {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: clip;
  }
  .panel.practice-catalog .practice-picker-block .practice-subheading,
  .panel.practice-catalog .practice-picker-block .section-lead {
    overflow-wrap: anywhere;
    word-break: break-word;
    max-width: 100%;
  }
  .panel.practice-catalog .practice-picker-block .practice-picker-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-side {
    display: contents;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-line {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    gap: 0.2rem;
    align-items: start;
    padding: 0.45rem 0;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    border-bottom: 1px solid var(--line);
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-line:last-of-type {
    border-bottom: none;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-num {
    grid-column: 1;
    grid-row: 1;
    white-space: nowrap;
    font-size: 1.02rem;
    line-height: 1.35;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-name {
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
    font-size: 1.02rem;
    line-height: 1.35;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-meta {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    white-space: normal;
    font-size: 0.92rem;
    display: block;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-meta > span {
    display: inline;
    grid-area: unset;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-meta [hidden] {
    display: none !important;
  }
  .panel.practice-catalog .practice-picker-block .practice-ege-count,
  .panel.practice-catalog .practice-picker-block .practice-ege-count.input {
    grid-column: 1;
    grid-row: 3;
    justify-self: start;
    width: 4rem;
    max-width: 4rem;
    min-width: 0;
    margin-top: 0.1rem;
    box-sizing: border-box;
    padding: 0.35rem 0.25rem;
  }
  .panel.practice-catalog .practice-part2-picker-note {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-wrap: anywhere;
    margin-top: 0.35rem;
  }
  .panel.practice-catalog .practice-picker-block .practice-picker-toolbar {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    margin-bottom: 0.35rem;
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  .panel.practice-catalog .practice-picker-block .practice-picker-toolbar .practice-picker-unsolved {
    width: 100%;
    margin: 0;
    min-width: 0;
    max-width: 100%;
  }
  .panel.practice-catalog .practice-picker-block .practice-picker-toolbar .check-row {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  .panel.practice-catalog .practice-picker-block .practice-picker-toolbar .check-label {
    white-space: normal;
    line-height: 1.35;
    flex: 1;
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .panel.practice-catalog .practice-picker-block .practice-picker-toolbar .practice-start-btn {
    align-self: flex-start;
    margin: 0;
  }
  .panel.practice-catalog .practice-mode-block + .practice-mode-block.practice-mode-block--action,
  .panel.practice-catalog .practice-mode-block--action + .practice-mode-block--action {
    padding-top: var(--practice-line-to-heading);
  }
  .panel.practice-catalog .practice-mode-block--action .practice-action-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.65rem;
    width: 100%;
    min-width: 0;
  }
  .panel.practice-catalog .practice-action-form .btn-small {
    grid-column: unset;
    align-self: flex-start;
    margin: 0;
  }
  .panel.practice-catalog .practice-mode-rule {
    display: block;
    width: 100%;
    min-height: 1px;
    height: 1px;
    border: none;
    background: var(--line);
    flex-shrink: 0;
  }
  .panel.practice-catalog .practice-mode-block--action > .practice-mode-rule {
    margin-top: var(--practice-line-to-heading);
  }
  .panel.practice-catalog .practice-mode-block--variant > .practice-mode-rule {
    margin-top: var(--practice-line-to-heading);
  }
  .panel.practice-catalog .practice-mode-block > .practice-mode-rule {
    margin-top: 1.1rem;
  }
}