/* ============================================================
   ПРОВЕРКА ПЕРЕВОДОВ — оформление
   эстетика: тёплая бумага, академический набор, бордовый акцент
   ============================================================ */

:root {
  --ink: #1a1612;
  --ink-soft: #3d3a32;
  --ink-mute: #75695a;
  --ink-faint: #b3a892;

  --paper: #f6f1e6;
  --paper-card: #fbf7ec;
  --paper-deep: #efe7d3;
  --paper-line: #d8cdb2;

  --rule: #c8bda0;
  --rule-soft: #e0d6bd;

  --accent: #7d2424;
  --accent-deep: #5b1818;
  --accent-soft: #c47a7a;
  --accent-tint: #f0d9d9;

  --good: #4a6a3a;
  --good-tint: #dde6cf;

  --warn: #8a6418;
  --warn-tint: #ecd9a8;

  --serif: 'Fraunces', 'Times New Roman', Georgia, serif;
  --sans:  'Inter Tight', system-ui, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;

  --bezier: cubic-bezier(0.6, 0.05, 0.05, 0.95);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;

  /* paper grain overlay */
  background-image:
    radial-gradient(circle at 20% 10%, rgba(0,0,0,0.012) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(0,0,0,0.012) 0%, transparent 40%);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.08 0 0 0 0 0.06 0 0 0 0.07 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

a { color: inherit; }

/* selection */
::selection { background: var(--accent); color: var(--paper-card); }

/* ============================================================
   LOGIN
   ============================================================ */
.page-login {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.login-frame {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 460px) 240px;
  gap: 64px;
  align-items: stretch;
  padding: 32px;
}

.login-card {
  background: var(--paper-card);
  padding: 48px 44px 36px;
  border: 1px solid var(--rule);
  border-radius: 1px;
  box-shadow:
    0 1px 0 var(--rule-soft),
    18px 18px 0 -8px rgba(26, 22, 18, 0.08);
}

.login-mark {
  color: var(--accent);
  margin-bottom: 28px;
}

.login-title {
  margin: 0 0 36px;
  font-family: var(--serif);
  font-weight: 350;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-size: 56px;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.title-eyebrow {
  display: block;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 12px;
}

.title-main {
  display: block;
}
.title-main {
  background: linear-gradient(180deg, var(--ink) 70%, var(--accent) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.field { display: block; margin-bottom: 16px; }
.field-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 6px;
}
.field input,
.field input[type=text],
.field input[type=password] {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  padding: 10px 0;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.05em;
  outline: none;
  transition: border-color 0.2s, transform 0.2s;
}
.field input:focus {
  border-color: var(--ink);
}

.login-form { margin-top: 24px; }

.login-error {
  margin: 4px 0 16px;
  font-size: 13px;
  color: var(--accent);
  font-style: italic;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper-card);
  border: none;
  padding: 14px 22px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: 0.05em;
  transition: background 0.2s, transform 0.2s;
  border-radius: 1px;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent);
}
.btn-primary:active:not(:disabled) {
  transform: translateY(1px);
}
.btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.btn-primary.is-loading .btn-arrow {
  animation: pulse-x 0.9s var(--bezier) infinite;
}
.btn-primary .btn-arrow {
  transition: transform 0.2s;
}
.btn-primary:hover:not(:disabled) .btn-arrow {
  transform: translateX(3px);
}

@keyframes pulse-x {
  0%, 100% { transform: translateX(0); opacity: 1; }
  50%      { transform: translateX(6px); opacity: 0.6; }
}

.btn-large {
  font-size: 17px;
  padding: 18px 32px;
}

.btn-secondary {
  background: var(--paper-deep);
  color: var(--ink);
  border: 1px solid var(--rule);
  padding: 10px 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  transition: background 0.18s, border-color 0.18s;
  border-radius: 1px;
}
.btn-secondary:hover { background: var(--paper-card); border-color: var(--ink-mute); }
.btn-secondary.is-success {
  background: var(--good-tint);
  border-color: var(--good);
  color: var(--good);
}

.btn-quiet {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--rule);
  padding: 8px 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.04em;
  border-radius: 1px;
  transition: border-color 0.18s, color 0.18s;
}
.btn-quiet:hover { border-color: var(--ink); color: var(--ink); }

.btn-ghost {
  background: transparent;
  color: var(--ink-mute);
  border: none;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.05em;
  transition: color 0.18s;
}
.btn-ghost:hover { color: var(--accent); }

.btn-danger {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent-soft);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.04em;
  border-radius: 1px;
  transition: background 0.18s;
}
.btn-danger:hover { background: var(--accent-tint); }

.login-foot {
  margin: 24px 0 0;
  font-size: 12px;
  color: var(--ink-mute);
  font-style: italic;
}

.login-side {
  border-left: 1px solid var(--rule);
  padding-left: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-block: 12px;
}
.side-quote {
  font-family: var(--serif);
  font-weight: 300;
  font-variation-settings: "opsz" 72, "SOFT" 50;
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 0;
}
.side-quote em {
  color: var(--accent);
  font-style: italic;
}
.side-meta {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0;
}

@media (max-width: 760px) {
  .login-frame {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .login-side { border-left: none; border-top: 1px solid var(--rule); padding: 24px 0 0; }
  .login-title { font-size: 44px; }
}

/* ============================================================
   APP — TOPBAR
   ============================================================ */
.page-app { padding-bottom: 80px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
  padding: 14px 40px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  backdrop-filter: blur(6px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand-name {
  font-family: var(--serif);
  font-weight: 400;
  font-variation-settings: "opsz" 14;
  font-size: 17px;
  letter-spacing: -0.005em;
}

.tabs { display: inline-flex; gap: 0; }
.tab {
  text-decoration: none;
  padding: 8px 16px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  transition: color 0.18s, border-color 0.18s;
}
.tab:hover { color: var(--ink); }
.tab.is-active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.topbar-right { justify-self: end; }

/* ============================================================
   APP — VIEW CHECK
   ============================================================ */
.view {
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 40px 0;
  position: relative;
  z-index: 2;
}

.hero {
  margin-bottom: 36px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--rule);
}
.hero-eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 12px;
}
.hero-title {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 350;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-size: 88px;
  line-height: 0.92;
  letter-spacing: -0.025em;
}
.hero-title .ital {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
  font-variation-settings: "opsz" 144, "SOFT" 100;
  margin-left: 12px;
}
.hero-meta {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}

.composer {
  background: var(--paper-card);
  border: 1px solid var(--rule);
  border-radius: 1px;
  box-shadow: 0 1px 0 var(--rule-soft);
}

.composer-toolbar {
  padding: 18px 28px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.student-picker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-grow: 1;
}
.picker-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.picker-shell { position: relative; flex-grow: 1; max-width: 320px; }
.picker-current {
  width: 100%;
  background: transparent;
  border: 1px solid var(--rule);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: var(--serif);
  font-weight: 400;
  font-variation-settings: "opsz" 14;
  font-size: 16px;
  border-radius: 1px;
  transition: border-color 0.18s;
}
.picker-current:hover { border-color: var(--ink-mute); }
.picker-current.is-empty { color: var(--ink-faint); font-style: italic; }
.picker-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  box-shadow: 0 10px 30px -12px rgba(0,0,0,0.18);
  z-index: 20;
  max-height: 280px;
  overflow-y: auto;
}
.picker-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--rule-soft);
  transition: background 0.12s;
}
.picker-item:last-child { border-bottom: none; }
.picker-item:hover { background: var(--paper-deep); }
.picker-item-name {
  font-family: var(--serif);
  font-size: 16px;
}
.picker-item-meta {
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
.picker-item-delete {
  background: transparent;
  border: none;
  color: var(--ink-faint);
  cursor: pointer;
  padding: 4px;
  margin-left: 8px;
  border-radius: 1px;
  transition: color 0.15s;
}
.picker-item-delete:hover { color: var(--accent); }

.composer-grid {
  display: grid;
  grid-template-columns: 1fr 16px 1fr;
  align-items: stretch;
  min-height: 360px;
}
.composer-col {
  display: flex;
  flex-direction: column;
  padding: 24px 28px;
}
.composer-divider { color: var(--rule); display: flex; align-items: stretch; }
.composer-divider svg { width: 16px; height: 100%; }
.col-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule-soft);
}
.col-no {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 22px;
  color: var(--accent);
  font-variation-settings: "opsz" 24, "SOFT" 80;
}
.col-title {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 400;
}
.col-hint {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.composer-area {
  flex-grow: 1;
  background: transparent;
  border: none;
  outline: none;
  resize: vertical;
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  padding: 4px 0;
  min-height: 280px;
}
.composer-area--mono {
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.01em;
}
.composer-area::placeholder { color: var(--ink-faint); font-style: italic; }

.composer-actions {
  padding: 18px 28px 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.composer-hint {
  margin: 0;
  font-size: 13px;
  color: var(--ink-mute);
  font-style: italic;
}

@media (max-width: 880px) {
  .composer-grid { grid-template-columns: 1fr; }
  .composer-divider { display: none; }
  .composer-col { border-bottom: 1px solid var(--rule-soft); }
  .composer-col:last-child { border-bottom: none; }
  .hero-title { font-size: 56px; }
}

/* ============================================================
   PROGRESS
   ============================================================ */
.progress {
  margin-top: 32px;
  padding: 28px;
  border: 1px solid var(--rule);
  background: var(--paper-card);
  text-align: center;
  border-radius: 1px;
}
.progress-pulse {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 16px;
}
.progress-pulse span {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 1.2s var(--bezier) infinite;
}
.progress-pulse span:nth-child(2) { animation-delay: 0.15s; }
.progress-pulse span:nth-child(3) { animation-delay: 0.30s; }

@keyframes pulse {
  0%, 100% { opacity: 0.25; transform: scale(0.85); }
  50%      { opacity: 1; transform: scale(1.15); }
}

.progress-text {
  margin: 0 0 4px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 18px;
}
.progress-sub {
  margin: 0;
  font-size: 12px;
  color: var(--ink-mute);
  font-style: italic;
}

/* ============================================================
   RESULT
   ============================================================ */
.result {
  margin-top: 32px;
  border: 1px solid var(--rule);
  background: var(--paper-card);
  border-radius: 1px;
  animation: rise 0.45s var(--bezier);
}

@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--rule);
  gap: 16px;
  flex-wrap: wrap;
}
.result-eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.result-text {
  padding: 24px 28px;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}
.result-text p {
  margin: 0 0 4px;
  display: block;
}
.result-text strong {
  font-weight: 500;
  background: linear-gradient(to top, var(--accent-tint) 30%, transparent 30%);
  padding: 0 2px;
  color: var(--ink);
}
.result-text .reason {
  color: var(--ink-mute);
  font-style: italic;
}
.result-summary {
  display: flex;
  align-items: baseline;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 13px;
}
.summary-stat {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
}
.summary-stat-num {
  font-family: var(--serif);
  font-weight: 400;
  font-variation-settings: "opsz" 24;
  font-size: 26px;
  line-height: 1;
}
.summary-stat-num--total { color: var(--ink); }
.summary-stat-num--correct { color: var(--good); }
.summary-stat-num--errors { color: var(--accent); }
.summary-stat-num--skipped { color: var(--warn); }
.summary-stat-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.summary-divider {
  width: 1px;
  height: 24px;
  background: var(--rule);
}

.result-body { padding: 28px; }
.result-eyebrow {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.result-message {
  margin: 0;
  white-space: pre-wrap;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.6;
  background: var(--paper-deep);
  padding: 22px 26px;
  border: 1px solid var(--rule-soft);
  border-radius: 1px;
}

.result-deep {
  border-top: 1px solid var(--rule);
  padding: 18px 28px 28px;
}
.result-deep > summary {
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0;
  list-style: none;
  padding: 8px 0;
  user-select: none;
}
.result-deep > summary::-webkit-details-marker { display: none; }
.result-deep > summary::before {
  content: '+';
  display: inline-block;
  margin-right: 8px;
  font-family: var(--mono);
  color: var(--accent);
  transition: transform 0.2s;
}
.result-deep[open] > summary::before { content: '−'; }
.result-deep[open] > summary { color: var(--ink); margin-bottom: 16px; }

.result-items { list-style: none; padding: 0; margin: 0; counter-reset: item; }
.result-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.result-item:last-child { border-bottom: none; }
.result-item-num {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-variation-settings: "opsz" 24, "SOFT" 80;
  font-size: 22px;
  color: var(--ink-faint);
  text-align: right;
  padding-right: 4px;
  border-right: 1px solid var(--rule-soft);
}
.result-item--correct .result-item-num { color: var(--good); }
.result-item--error   .result-item-num { color: var(--accent); }
.result-item--not_attempted .result-item-num { color: var(--warn); }

.result-item-body { min-width: 0; }
.result-line {
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.5;
  margin: 0 0 4px;
}
.result-line--src { color: var(--ink-soft); }
.result-line--ans {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--ink);
}
.result-line--ideal {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--good);
  position: relative;
  padding-left: 18px;
}
.result-line--ideal::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--ink-faint);
}

.result-errors { margin: 6px 0 0; padding: 0; list-style: none; }
.result-error {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 10px;
  padding: 4px 0;
  font-size: 13px;
  line-height: 1.45;
}
.result-error-type {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--accent);
  background: var(--accent-tint);
  padding: 2px 6px;
  border-radius: 1px;
  height: max-content;
  text-transform: lowercase;
}
.result-error-text { color: var(--ink-soft); }
.result-error-frag {
  font-family: var(--mono);
  font-size: 12.5px;
  background: linear-gradient(to top, var(--accent-tint) 35%, transparent 35%);
  padding: 0 2px;
}

.result-minor {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: var(--ink-mute);
  font-style: italic;
}
.result-minor li { padding: 2px 0; }
.result-minor li::before {
  content: '◇ ';
  color: var(--ink-faint);
  font-style: normal;
}

/* ============================================================
   HISTORY
   ============================================================ */
.hist-head {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}
.hist-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 350;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-size: 76px;
  line-height: 0.95;
  letter-spacing: -0.025em;
}
.hist-title .ital {
  font-style: italic;
  color: var(--accent);
  font-variation-settings: "opsz" 144, "SOFT" 100;
  margin-left: 10px;
}
.hist-meta {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}

.hist-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: end;
  background: var(--paper-card);
  border: 1px solid var(--rule);
  padding: 18px 22px;
  margin-bottom: 24px;
  border-radius: 1px;
}
.hist-filter { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.hist-filter label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hist-filter input,
.hist-filter select {
  background: transparent;
  border: 1px solid var(--rule);
  padding: 8px 10px;
  font-size: 13px;
  border-radius: 1px;
  outline: none;
  font-family: var(--mono);
  min-width: 140px;
}
.hist-filter input:focus,
.hist-filter select:focus { border-color: var(--ink); }

.hist-grid {
  display: block;
}

.hist-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--rule-soft);
  border: 1px solid var(--rule);
}
.hist-row {
  display: grid;
  grid-template-columns: 78px 1fr 240px 100px;
  gap: 18px;
  background: var(--paper-card);
  padding: 14px 20px;
  cursor: pointer;
  align-items: center;
  transition: background 0.18s;
}
.hist-row:hover { background: var(--paper-deep); }
.hist-row-date {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
}
.hist-row-student {
  font-family: var(--serif);
  font-size: 16px;
}
.hist-row-preview {
  font-size: 13px;
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.hist-row-stats {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  justify-self: end;
  font-size: 12px;
  font-family: var(--mono);
}
.hist-row-stats .ok { color: var(--good); }
.hist-row-stats .er { color: var(--accent); }
.hist-row-stats .sk { color: var(--warn); }

.hist-empty {
  padding: 60px 20px;
  text-align: center;
  font-style: italic;
  color: var(--ink-mute);
  background: var(--paper-card);
}

.hist-pager {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}

.hist-stats {
  background: var(--paper-card);
  border: 1px solid var(--rule);
  padding: 22px 24px;
  border-radius: 1px;
  position: sticky;
  top: 80px;
}
.stats-eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 14px;
}
.stats-empty {
  font-style: italic;
  color: var(--ink-mute);
  font-size: 13px;
  line-height: 1.5;
}
.stats-name {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.stats-meta {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
  margin-bottom: 18px;
}
.stats-bar {
  display: flex;
  height: 6px;
  background: var(--paper-deep);
  border: 1px solid var(--rule-soft);
  margin: 18px 0 8px;
}
.stats-bar-good { background: var(--good); }
.stats-bar-err  { background: var(--accent); }
.stats-bar-sk   { background: var(--warn); }
.stats-legend {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-family: var(--mono);
  margin-bottom: 22px;
}
.stats-percent {
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 350;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  line-height: 1;
  margin: 8px 0;
  color: var(--ink);
}
.stats-percent-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.stats-types {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--rule-soft);
}
.stats-types-title {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 12px;
}
.stats-type-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 4px 0;
  font-size: 13px;
  align-items: center;
}
.stats-type-name {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}
.stats-type-vis {
  height: 4px;
  background: var(--accent);
  margin-top: 3px;
}
.stats-type-count {
  font-variant-numeric: tabular-nums;
  color: var(--ink-mute);
}

@media (max-width: 980px) {
  .hist-grid { grid-template-columns: 1fr; }
  .hist-stats { position: static; }
  .hist-row { grid-template-columns: 1fr 100px; }
  .hist-row-date, .hist-row-preview { grid-column: 1 / -1; }
  .hist-title { font-size: 56px; }
}

/* ============================================================
   MODALS
   ============================================================ */
.modal {
  border: none;
  padding: 0;
  background: transparent;
  max-width: 800px;
  width: 92vw;
}
.modal--small { max-width: 480px; }
.modal[open] {
  animation: modal-fade 0.25s var(--bezier);
}
@keyframes modal-fade {
  from { opacity: 0; transform: translateY(8px) scale(0.99); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.modal::backdrop {
  background: rgba(26, 22, 18, 0.42);
  backdrop-filter: blur(2px);
  animation: backdrop-fade 0.25s ease;
}
@keyframes backdrop-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-shell {
  background: var(--paper-card);
  border: 1px solid var(--rule);
  border-radius: 1px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.32);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
}

.modal-head {
  position: relative;
  padding: 26px 32px 18px;
  border-bottom: 1px solid var(--rule);
}
.modal-eyebrow {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.modal-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-variation-settings: "opsz" 72, "SOFT" 30;
  font-size: 30px;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: transparent;
  border: 1px solid var(--rule-soft);
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ink-mute);
  border-radius: 1px;
  transition: color 0.18s, border-color 0.18s;
}
.modal-close:hover { color: var(--accent); border-color: var(--accent-soft); }

.modal-body {
  padding: 24px 32px;
  overflow-y: auto;
}

.modal-foot {
  padding: 16px 32px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}
.modal-foot--in { padding: 18px 0 0; border-top: none; }

.student-form { padding: 24px 32px 28px; }

.modal--celebrate .modal-shell { padding: 36px 36px 24px; text-align: center; }
.celebrate-mark {
  color: var(--good);
  margin: 4px auto 18px;
}
.celebrate-title {
  margin: 0 0 6px;
  font-family: var(--serif);
  font-weight: 350;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-size: 44px;
  letter-spacing: -0.02em;
}
.celebrate-sub {
  margin: 0 0 8px;
  color: var(--ink-mute);
  font-style: italic;
}

/* modal: detail body styling (reuse result-* but slightly compressed) */
.modal-body .result-head { padding: 0 0 18px; border: none; }
.modal-body .result-body { padding: 18px 0; border-top: 1px solid var(--rule-soft); }
.modal-body .result-deep { padding: 18px 0 0; border-top: 1px solid var(--rule-soft); }
.modal-body .result-message { background: var(--paper-deep); }

.modal-side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--rule-soft);
}
.modal-side-col {
  font-family: var(--mono);
  font-size: 12.5px;
  white-space: pre-wrap;
  line-height: 1.55;
  color: var(--ink-soft);
  background: var(--paper-deep);
  padding: 14px 16px;
  border: 1px solid var(--rule-soft);
  border-radius: 1px;
  max-height: 220px;
  overflow-y: auto;
}
.modal-side-col-title {
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 6px;
}

@media (max-width: 720px) {
  .modal-side { grid-template-columns: 1fr; }
}

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--paper-card);
  padding: 12px 20px;
  border-radius: 1px;
  font-size: 13px;
  letter-spacing: 0.04em;
  z-index: 200;
  opacity: 0;
  transition: transform 0.25s var(--bezier), opacity 0.25s var(--bezier);
  box-shadow: 0 20px 40px -12px rgba(0,0,0,0.3);
}
.toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   utility
   ============================================================ */
[hidden] { display: none !important; }