/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 42px; padding: 9px 18px; border-radius: 10px;
  border: 1px solid var(--border-strong); background: var(--bg-card); color: var(--text-main);
  font-weight: 650; font-size: 0.95rem; text-decoration: none; cursor: pointer; user-select: none;
  transition: background-color 150ms var(--ease), border-color 150ms var(--ease), color 150ms var(--ease), transform 120ms var(--ease), box-shadow 150ms var(--ease);
}
.btn:hover { border-color: var(--accent); color: var(--text-main); }
.btn:active:not(:disabled) { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn--primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); box-shadow: 0 6px 18px -8px var(--accent); }
.btn--primary:hover:not(:disabled) { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--on-accent); }
.btn--ghost { background: transparent; }
.btn--ghost:hover { background: var(--bg-subtle); }
.btn--danger { background: var(--danger); border-color: var(--danger); color: #fff; }
:root[data-theme='dark'] .btn--danger { color: #2A0A0A; }
.btn--danger:hover:not(:disabled) { background: var(--danger-hover); border-color: var(--danger-hover); color: inherit; }
.btn--danger-outline { color: var(--danger); border-color: var(--danger); }
.btn--danger-outline:hover { background: var(--danger-soft); border-color: var(--danger); color: var(--danger); }
.btn--sm { min-height: 34px; padding: 5px 12px; font-size: 0.85rem; }
.btn--lg { min-height: 50px; padding: 12px 24px; font-size: 1rem; }
.btn--block { width: 100%; }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; border: 1px solid transparent;
  background: transparent; cursor: pointer; font-size: 1.15rem; color: var(--text-muted);
  transition: background-color 150ms var(--ease), color 150ms var(--ease);
}
.icon-btn:hover { background: var(--bg-subtle); color: var(--text-main); }
.icon-btn--danger:hover { background: var(--danger-soft); color: var(--danger); }
.inline-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.actions-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* ===== Badges ===== */
.badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 999px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.02em;
  background: var(--bg-subtle); color: var(--text-muted); border: 1px solid var(--border); white-space: nowrap;
}
.badge--accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.badge--warning { background: var(--warning-soft); color: var(--warning); border-color: transparent; }

/* ===== Cards ===== */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); min-width: 0; }
.card--subtle { background: var(--bg-subtle); box-shadow: none; }
.card__title { font-size: 1.15rem; font-weight: 650; margin-bottom: 14px; }
.card__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.card__row .card__title { margin: 0; }
@media (min-width: 720px) { .card { padding: 24px; } }

.notice { padding: 12px 16px; border-radius: var(--radius-sm); font-weight: 600; }
.notice--warning { background: var(--warning-soft); color: var(--warning); border: 1px solid currentColor; }

/* ===== Home ===== */
.home__grid { display: grid; gap: 18px; align-items: start; }
@media (min-width: 960px) { .home__grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); } .config { position: sticky; top: 76px; } }

.resume {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px;
  padding: 16px 18px; border-radius: var(--radius);
  background: linear-gradient(120deg, var(--accent-soft), transparent 70%), var(--bg-card);
  border: 1px solid var(--accent); box-shadow: var(--shadow);
}
.resume__title { font-size: 1.1rem; }
.resume__title::before { content: '● '; color: var(--accent); }
.resume__meta { color: var(--text-muted); font-size: 0.9rem; margin-top: 2px; }
.resume__actions { display: flex; gap: 8px; }

.bank-list { display: grid; gap: 10px; }
.bank-card {
  display: flex; align-items: center; gap: 6px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg-card);
  transition: border-color 150ms var(--ease), background-color 150ms var(--ease), transform 120ms var(--ease);
}
.bank-card:hover { border-color: var(--border-strong); }
.bank-card.is-selected { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 3px 0 0 var(--accent); }
.bank-card:has(:focus-visible) { outline: 3px solid var(--focus); outline-offset: 2px; }
.bank-card__main { flex: 1; display: flex; align-items: center; gap: 12px; padding: 12px 14px; cursor: pointer; min-width: 0; }
.bank-card__radio { position: absolute; opacity: 0; pointer-events: none; }
.bank-card__code { font-family: var(--font-mono); font-weight: 700; font-size: 0.8rem; padding: 6px 8px; border-radius: 8px; background: var(--bg-subtle); color: var(--accent); white-space: nowrap; }
.bank-card__body { display: grid; min-width: 0; flex: 1; }
.bank-card__name { font-weight: 650; overflow: hidden; text-overflow: ellipsis; }
.bank-card__meta { color: var(--text-muted); font-size: 0.84rem; }
.bank-card .icon-btn { margin-right: 8px; }

.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; }
.facts > div { background: var(--bg-subtle); border-radius: var(--radius-sm); padding: 10px 12px; }
.facts dt { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); }
.facts dd { margin: 2px 0 0; font-family: var(--font-head); font-weight: 650; font-size: 1.05rem; }
@media (min-width: 560px) { .facts { grid-template-columns: repeat(4, minmax(0, 1fr)); } .facts--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.domain-counts { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.domain-counts li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.93rem; }
.domain-counts li:last-child { border-bottom: 0; }
.domain-counts__n { font-family: var(--font-mono); font-weight: 700; color: var(--accent); white-space: nowrap; }

.dropzone {
  display: grid; justify-items: center; gap: 4px; padding: 22px; text-align: center; cursor: pointer;
  border: 2px dashed var(--border-strong); border-radius: var(--radius); background: var(--bg-subtle);
  transition: border-color 150ms var(--ease), background-color 150ms var(--ease);
}
.dropzone:hover, .dropzone.is-over { border-color: var(--accent); background: var(--accent-soft); }
input:focus-visible + .dropzone { outline: 3px solid var(--focus); outline-offset: 2px; }
.dropzone__icon { font-size: 1.6rem; color: var(--accent); }
.dropzone__title { font-weight: 700; }

.upload-report { display: grid; gap: 10px; margin-top: 14px; }
.upload-report__item { border-radius: var(--radius-sm); padding: 12px 14px; border: 1px solid var(--border); border-left-width: 4px; }
.upload-report__item.is-error { border-left-color: var(--ko-border); background: var(--danger-soft); }
.upload-report__item.is-ok { border-left-color: var(--ok-border); }
.upload-report__title { font-size: 0.93rem; overflow-wrap: anywhere; }
.errors { margin: 8px 0 0; padding-left: 18px; font-family: var(--font-mono); font-size: 0.8rem; line-height: 1.6; color: var(--ko-text); overflow-wrap: anywhere; }
:root[data-theme='dark'] .errors { color: #FECACA; }
.warnings { margin-top: 8px; font-size: 0.85rem; }
.warnings summary { cursor: pointer; color: var(--warning); font-weight: 600; }
.warnings ul { font-family: var(--font-mono); font-size: 0.78rem; padding-left: 18px; }

/* ===== Forms ===== */
.field { display: grid; gap: 8px; margin-bottom: 18px; }
.field--inline { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 8px 0 12px; }
.field__label { font-weight: 700; font-size: 0.92rem; }
.field__hint { font-size: 0.83rem; color: var(--text-muted); }
input[type='number'], select {
  min-height: 42px; padding: 8px 12px; border-radius: 10px; border: 1px solid var(--border-strong); background: var(--bg-card);
  transition: border-color 150ms var(--ease), box-shadow 150ms var(--ease);
}
input[type='number'] { width: 120px; font-family: var(--font-mono); }
input[type='number']:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); outline: none; }
input[type='number']:disabled { opacity: 0.5; }
input[type='checkbox'], input[type='radio'] { accent-color: var(--accent); width: 18px; height: 18px; margin: 2px 0 0; flex: none; }
.checks { display: grid; gap: 6px; }
.check { display: flex; align-items: flex-start; gap: 10px; padding: 6px 0; cursor: pointer; font-size: 0.94rem; }
.mode-grid { display: grid; gap: 8px; }
@media (min-width: 560px) { .mode-grid { grid-template-columns: 1fr 1fr; } }
.mode {
  display: flex; gap: 10px; padding: 12px; border: 1px solid var(--border); border-radius: 12px; cursor: pointer;
  transition: border-color 150ms var(--ease), background-color 150ms var(--ease);
}
.mode:hover { border-color: var(--border-strong); }
.mode:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.mode__body { display: grid; gap: 2px; }
.mode__label { font-weight: 700; font-size: 0.93rem; }
.mode__hint { font-size: 0.8rem; color: var(--text-muted); }
.form-msg { color: var(--danger); font-weight: 600; min-height: 1.2em; margin-bottom: 10px; font-size: 0.92rem; }
.form-msg:empty { display: none; }

/* segmented */
.seg { justify-self: start; width: fit-content; display: inline-flex; padding: 3px; border-radius: 12px; background: var(--bg-subtle); border: 1px solid var(--border); gap: 2px; }
.seg__btn, .seg__opt span {
  display: inline-block; padding: 7px 14px; border-radius: 9px; border: 0; background: transparent; cursor: pointer; font-weight: 650; font-size: 0.88rem; color: var(--text-muted);
  transition: background-color 150ms var(--ease), color 150ms var(--ease);
}
.seg__btn[aria-pressed='true'], .seg__opt input:checked + span { background: var(--bg-card); color: var(--text-main); box-shadow: var(--shadow); }
.seg__opt { cursor: pointer; }
.seg__opt input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 1px; }

/* ===== Quiz ===== */
.quiz { max-width: 820px; margin: 0 auto; width: 100%; }
.quiz__bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.quiz__meta { display: flex; align-items: center; gap: 8px; margin-right: auto; }
.quiz__progress-text { font-family: var(--font-mono); font-weight: 700; font-size: 0.92rem; }
.timer {
  font-family: var(--font-mono); font-weight: 700; font-variant-numeric: tabular-nums; padding: 6px 12px; border-radius: 10px;
  background: var(--bg-card); border: 1px solid var(--border);
}
.timer--warn { color: var(--danger); border-color: var(--danger); animation: pulse-warn 1s steps(2) infinite; }
.progress { height: 6px; border-radius: 999px; background: var(--bg-subtle); overflow: hidden; }
.progress__bar { display: block; height: 100%; background: var(--accent); transform-origin: left; transform: scaleX(0); transition: transform 300ms var(--ease); }

.question { display: grid; gap: 16px; }
.question__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.question__top .badge { white-space: normal; }
.question__stem { white-space: pre-line; font-size: 1.08rem; line-height: 1.65; font-weight: 500; outline: none; overflow-wrap: anywhere; }
.fav {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--border-strong);
  background: transparent; cursor: pointer; font-weight: 650; font-size: 0.85rem; color: var(--text-muted); flex: none;
  transition: border-color 150ms var(--ease), color 150ms var(--ease), background-color 150ms var(--ease);
}
.fav__star { font-size: 1.05rem; line-height: 1; }
.fav.is-on { color: #B45309; border-color: #F59E0B; background: rgba(245, 158, 11, 0.12); }
:root[data-theme='dark'] .fav.is-on { color: #FCD34D; }
.fav.is-on .fav__star { animation: pop 260ms var(--ease); }

.opts { display: grid; gap: 10px; }
.opts__legend { margin-bottom: 10px; }
.opts__list { display: grid; gap: 10px; }
.opt {
  position: relative; display: grid; grid-template-columns: auto auto 1fr; align-items: start; gap: 12px;
  padding: 14px; border: 1.5px solid var(--border-strong); border-radius: 12px; background: var(--bg-card); cursor: pointer;
  transition: border-color 150ms var(--ease), background-color 150ms var(--ease), transform 120ms var(--ease);
}
.opt:hover:not(.is-locked) { border-color: var(--accent); }
.opt:active:not(.is-locked) { transform: scale(0.995); }
.opt.is-chosen { border-color: var(--accent); background: var(--accent-soft); }
.opt:has(.opt__input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 2px; }
.opt__input { margin-top: 3px; }
.opt__key {
  display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; font-family: var(--font-mono); font-weight: 700; font-size: 0.85rem;
  background: var(--bg-subtle); color: var(--text-main); border: 1px solid var(--border);
}
.opt__text { overflow-wrap: anywhere; padding-top: 2px; }
.opt__badge:empty { display: none; }
.opt__badge { grid-column: 3; justify-self: start; font-size: 0.76rem; font-weight: 800; padding: 3px 10px; border-radius: 999px; }
.opt.is-locked { cursor: default; }
.opt--correct { border: 2px solid var(--ok-border); background: var(--ok-bg); color: var(--ok-text); }
.opt--correct .opt__badge { background: var(--ok-border); color: #fff; }
.opt--incorrect { border: 2px solid var(--ko-border); background: var(--ko-bg); color: var(--ko-text); }
.opt--incorrect .opt__badge { background: var(--ko-border); color: #fff; }
.opt--missed { border: 2px dashed var(--missed-border); background: var(--missed-bg); }
.opt--missed .opt__badge { color: var(--ok-text); border: 1.5px dashed var(--missed-border); }
.opt--correct .opt__key, .opt--incorrect .opt__key, .opt--missed .opt__key { background: transparent; border-color: currentColor; color: inherit; }

.verdict { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; }
.verdict:empty { display: none; }
.verdict--ok { color: var(--ok-border); }
.verdict--ko { color: var(--ko-border); }
:root[data-theme='dark'] .verdict--ok { color: #4ADE80; }
:root[data-theme='dark'] .verdict--ko { color: #F87171; }
.feedback { padding: 16px; border-radius: 12px; background: var(--bg-subtle); border-left: 4px solid var(--accent); animation: page-in 220ms var(--ease) both; }
.feedback .label:first-child { margin-top: 0; }
.feedback__text { white-space: pre-line; overflow-wrap: anywhere; }
.refs ul { margin: 0; padding-left: 18px; font-size: 0.9rem; }
.refs li { margin: 3px 0; overflow-wrap: anywhere; }
.question__actions { display: flex; justify-content: flex-end; }
.kbd-hint { text-align: center; }
@media (max-width: 559px) {
  .question__actions { position: sticky; bottom: 0; margin: 0 -18px -18px; padding: 12px 18px; background: var(--bg-glass); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-top: 1px solid var(--border); border-radius: 0 0 var(--radius) var(--radius); }
  .question__actions .btn { width: 100%; }
  .kbd-hint { display: none; }
}

/* ===== Results ===== */
.score { display: grid; gap: 18px; }
@media (min-width: 720px) { .score { grid-template-columns: auto 1fr; align-items: center; } }
.score__big { display: grid; gap: 2px; }
.score__pct { font-family: var(--font-head); font-size: clamp(3rem, 12vw, 4.5rem); font-weight: 700; line-height: 1; letter-spacing: -0.04em; }
.score__label { font-weight: 700; }
.score--good .score__pct, .score--good .score__label { color: var(--ok-border); }
.score--mid .score__pct, .score--mid .score__label { color: var(--mid); }
.score--low .score__pct, .score--low .score__label { color: var(--ko-border); }
:root[data-theme='dark'] .score--good .score__pct, :root[data-theme='dark'] .score--good .score__label { color: #4ADE80; }
:root[data-theme='dark'] .score--low .score__pct, :root[data-theme='dark'] .score--low .score__label { color: #F87171; }

.table-wrap { overflow-x: auto; margin-bottom: 16px; }
.table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.table th { text-align: left; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); padding: 8px 10px; border-bottom: 1px solid var(--border-strong); }
.table td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table .num { font-family: var(--font-mono); white-space: nowrap; }
.score-chip { display: inline-block; padding: 2px 8px; border-radius: 6px; font-weight: 700; }
.score-chip--good { background: var(--ok-bg); color: var(--ok-text); }
.score-chip--mid { background: var(--warning-soft); color: var(--warning); }
.score-chip--low { background: var(--ko-bg); color: var(--ko-text); }

.review { display: grid; gap: 8px; }
.review__item { border: 1px solid var(--border); border-left: 4px solid var(--ko-border); border-radius: 10px; background: var(--bg-card); }
.review__item.is-ok { border-left-color: var(--ok-border); }
.review__item summary { display: flex; gap: 10px; align-items: baseline; padding: 12px 14px; cursor: pointer; list-style: none; }
.review__item summary::-webkit-details-marker { display: none; }
.review__item summary::after { content: '▾'; margin-left: auto; color: var(--text-muted); transition: transform 150ms var(--ease); }
.review__item[open] summary::after { transform: rotate(180deg); }
.review__mark { font-weight: 800; }
.review__item.is-ok .review__mark { color: var(--ok-border); }
.review__item.is-ko .review__mark { color: var(--ko-border); }
.review__n { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-muted); }
.review__stem { overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.review__body { padding: 0 14px 14px; }
.answer-list { margin: 0; padding-left: 0; list-style: none; display: grid; gap: 4px; }
.answer-list li { padding: 6px 10px; border-radius: 8px; }
.answer-list.is-ok li { background: var(--ok-bg); color: var(--ok-text); }
.answer-list.is-ok li::before { content: '✔ '; }
.answer-list.is-ko li { background: var(--ko-bg); color: var(--ko-text); }
.answer-list.is-ko li::before { content: '✘ '; }

/* ===== Charts ===== */
.chart { width: 100%; height: auto; overflow: visible; }
.chart--bars { max-width: 600px; }
.chart--bars .chart__label, .chart--bars .chart__value { font-size: 15px; }
.chart__grid { stroke: var(--border); stroke-width: 1; }
.chart__axis { fill: var(--text-muted); font-family: var(--font-mono); font-size: 11px; }
.chart__line { fill: none; stroke: var(--accent); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.chart__area { fill: var(--accent-soft); }
.chart__point circle { fill: var(--bg-card); stroke: var(--accent); stroke-width: 2.5; transition: r 120ms var(--ease); }
.chart__point:hover circle, .chart__point:focus circle { r: 7; }
.chart__point:focus { outline: none; }
.chart__label { fill: var(--text-main); font-size: 13px; font-weight: 600; }
.chart__value { fill: var(--text-main); font-family: var(--font-mono); font-size: 13px; font-weight: 700; }
.chart__track { fill: var(--bg-subtle); }
.chart__bar { transition: width 400ms var(--ease); }
.chart__bar--good { fill: var(--ok-border); }
.chart__bar--mid { fill: #F59E0B; }
.chart__bar--low { fill: var(--ko-border); }
.history__charts { display: grid; gap: 18px; }
@media (min-width: 960px) { .history__charts { grid-template-columns: 1.2fr 1fr; } }

/* ===== Settings ===== */
.danger { border-color: var(--danger); background: linear-gradient(180deg, var(--danger-soft), transparent 60%), var(--bg-card); }
.danger .card__title { color: var(--danger); }
.danger__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 0; border-top: 1px solid var(--border); }
.danger__row > div { flex: 1 1 260px; }
.bullets { margin: 0; padding-left: 20px; display: grid; gap: 4px; }

/* ===== Modal ===== */
.modal {
  width: min(520px, calc(100vw - 24px)); max-height: calc(100dvh - 32px); padding: 0; border: 1px solid var(--border-strong); border-radius: 18px;
  background: var(--bg-card); color: var(--text-main); box-shadow: var(--shadow-lg);
}
.modal--wide { width: min(760px, calc(100vw - 24px)); }
.modal[open] { animation: toast-in 180ms var(--ease) both; }
.modal::backdrop { background: rgba(2, 6, 23, 0.6); backdrop-filter: blur(4px); }
.modal__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 20px 6px; }
.modal__title { font-size: 1.2rem; }
.modal__body { padding: 8px 20px 18px; color: var(--text-main); }
.modal__body p { color: var(--text-muted); }
.modal__actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; padding: 14px 20px 18px; border-top: 1px solid var(--border); }
.shortcuts { display: grid; gap: 8px; margin: 0; }
.shortcuts > div { display: grid; grid-template-columns: 90px 1fr; gap: 12px; align-items: center; }
.shortcuts dd { margin: 0; }

/* ===== Toasts ===== */
.toasts { position: fixed; z-index: 80; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); left: 16px; display: grid; gap: 8px; justify-items: end; pointer-events: none; }
.toast {
  pointer-events: auto; display: flex; align-items: center; gap: 10px; max-width: 440px; padding: 11px 12px 11px 14px; border-radius: 12px;
  background: var(--text-main); color: var(--bg-page); box-shadow: var(--shadow-lg); font-size: 0.92rem; animation: toast-in 200ms var(--ease) both;
  transition: opacity 180ms var(--ease), transform 180ms var(--ease);
}
.toast--out { opacity: 0; transform: translateY(8px); }
.toast__icon { font-weight: 800; }
.toast--success .toast__icon { color: #4ADE80; }
.toast--error .toast__icon { color: #F87171; }
.toast--warning .toast__icon { color: #FBBF24; }
.toast--info .toast__icon { color: #38BDF8; }
:root[data-theme='light'] .toast--success .toast__icon { color: #4ADE80; }
.toast__msg { flex: 1; }
.toast .btn { color: inherit; border-color: currentColor; }
.toast__close { border: 0; background: transparent; color: inherit; opacity: 0.7; cursor: pointer; font-size: 1.2rem; line-height: 1; padding: 2px 4px; }
.toast__close:hover { opacity: 1; }