/* algorithm.css — стили интерактивного алгоритма по жалобам.
   Базовая палитра — космос «Коллегам», подключается через theme.css. */

/* ============================================================
   Фон
   ============================================================ */

.library-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 80% 0%, rgba(58, 70, 190, 0.18) 0%, transparent 70%),
    radial-gradient(50% 60% at 0% 100%, rgba(179, 51, 171, 0.14) 0%, transparent 70%),
    linear-gradient(180deg, #0A0A1F 0%, #060611 100%);
}

/* ============================================================
   Layout
   ============================================================ */

.algo-main {
  position: relative;
  z-index: 5;
  max-width: 880px;
  margin: 0 auto;
  padding: 110px 28px 80px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  color: var(--text-soft);
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}
.breadcrumb a {
  color: var(--text-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.breadcrumb a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.algo-head {
  margin-bottom: 36px;
}
.algo-head .h-display {
  font-size: clamp(34px, 4.6vw, 60px);
  line-height: 1.05;
  margin-bottom: 14px;
}
.algo-head .lede {
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.55;
  color: var(--text-soft);
  max-width: 640px;
}

/* ============================================================
   Тулбар + крошки пути
   ============================================================ */

.algo-shell {
  margin-bottom: 48px;
}

.algo-toolbar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  padding: 12px 14px;
  background: color-mix(in srgb, var(--bg-deep) 60%, transparent);
  backdrop-filter: blur(14px);
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
  border-radius: var(--radius);
}

.algo-btn {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  border: 1px solid color-mix(in srgb, var(--text) 22%, transparent);
  cursor: pointer;
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}
.algo-btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}
.algo-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.algo-trail {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  color: var(--text-soft);
  letter-spacing: 0.02em;
  min-width: 0;
}
.trail-step {
  white-space: nowrap;
  opacity: 0.7;
}
.trail-step-current {
  color: var(--accent);
  opacity: 1;
  font-weight: 600;
}
.trail-sep {
  opacity: 0.4;
}

/* ============================================================
   Карточка узла
   ============================================================ */

.algo-stage {
  scroll-margin-top: 100px;
}

.algo-card {
  padding: 30px 32px 26px;
  background: color-mix(in srgb, var(--bg-deep) 60%, transparent);
  backdrop-filter: blur(16px);
  border: 1px solid color-mix(in srgb, var(--text) 14%, transparent);
  border-radius: var(--radius);
  animation: card-in 220ms ease-out;
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.algo-card-head h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
}

.algo-card-body {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.6;
  color: color-mix(in srgb, var(--text) 92%, transparent);
}
.algo-card-body p { margin: 0 0 14px; }
.algo-card-body p:last-child { margin-bottom: 0; }
.algo-card-body ul,
.algo-card-body ol {
  margin: 0 0 14px;
  padding-left: 22px;
}
.algo-card-body li { margin-bottom: 6px; line-height: 1.55; }
.algo-card-body strong { color: var(--text); font-weight: 600; }

/* Цветные карточки по типу узла */
.algo-card-red {
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent) 10%, transparent) 0%,
      color-mix(in srgb, var(--bg-deep) 60%, transparent) 50%);
}
.algo-card-terminal {
  border-color: color-mix(in srgb, var(--secondary, #866F96) 50%, transparent);
}

/* Подсказки внутри тела */
.callout {
  display: block;
  margin: 14px 0;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.55;
  border-left: 3px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.callout-info {
  border-left-color: color-mix(in srgb, var(--secondary, #866F96) 80%, transparent);
  background: color-mix(in srgb, var(--secondary, #866F96) 12%, transparent);
}
.callout-warn {
  border-left-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

/* ============================================================
   Опции (кнопки выбора)
   ============================================================ */

.algo-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 22px;
}

.algo-option {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  text-align: left;
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.4;
  color: var(--text);
  background: color-mix(in srgb, var(--bg-deep) 75%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 18%, transparent);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
.algo-option:hover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-deep));
  transform: translateY(-1px);
}
.algo-option:active {
  transform: translateY(0);
}

.algo-option-label {
  flex: 1;
  min-width: 0;
  word-break: break-word;
  font-weight: 500;
}

.algo-option-hint {
  display: block;
  width: 100%;
  margin-top: 4px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-soft);
  flex-basis: 100%;
  order: 3;
}

.algo-option-arrow {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  color: var(--text-soft);
  transition: color var(--t-fast), transform var(--t-fast);
  flex-shrink: 0;
}
.algo-option:hover .algo-option-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* ============================================================
   Disclaimer + sources
   ============================================================ */

.algo-disclaimer,
.algo-sources {
  margin-top: 32px;
  padding: 22px 26px;
  background: color-mix(in srgb, var(--bg-deep) 50%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
  border-radius: 12px;
}
.algo-disclaimer h3,
.algo-sources h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0;
  margin: 0 0 10px;
  color: var(--text);
}
.algo-disclaimer p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-soft);
}
.algo-disclaimer p:last-child { margin-bottom: 0; }

.algo-sources ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.algo-sources li {
  margin-bottom: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-soft);
}
.algo-sources li:last-child { margin-bottom: 0; }
.algo-sources a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
}
.algo-sources a:hover { border-color: var(--accent); }

/* ============================================================
   Калькуляторы / интерактивные шкалы
   ============================================================ */

.algo-calc {
  margin: 18px 0;
  padding: 18px 20px;
  background: color-mix(in srgb, var(--bg-deep) 60%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 18%, transparent);
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
}
.algo-calc-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.algo-calc-row {
  margin-bottom: 12px;
}
.algo-calc-row-q {
  font-weight: 600;
  margin-bottom: 6px;
}
.algo-calc-row label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 2px 14px 2px 0;
  cursor: pointer;
  user-select: none;
  font-size: 14px;
}
.algo-calc-row input[type="radio"],
.algo-calc-row input[type="checkbox"] {
  margin: 0 4px 0 0;
  accent-color: var(--accent);
}
.algo-calc-result {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.10);
}
.algo-calc-result-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 6px;
}
.algo-calc-prob {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 6px;
}
.algo-calc-prob.low    { color: #7be08a; }
.algo-calc-prob.mid    { color: #ffc36b; }
.algo-calc-prob.high   { color: #ff7a7a; }
.algo-calc-rec {
  font-size: 14px;
  line-height: 1.5;
}
.algo-calc-rec strong.low  { color: #7be08a; }
.algo-calc-rec strong.mid  { color: #ffc36b; }
.algo-calc-rec strong.high { color: #ff7a7a; }
.algo-calc-detail {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-soft);
}

/* ============================================================
   Mobile
   ============================================================ */

@media (max-width: 640px) {
  .algo-main { padding: 100px 16px 60px; }

  .algo-card { padding: 24px 20px 22px; }
  .algo-card-head h2 { font-size: 22px; }
  .algo-card-body { font-size: 15px; }

  .algo-toolbar {
    flex-wrap: wrap;
    padding: 10px 12px;
    gap: 8px;
  }
  .algo-trail {
    order: 3;
    width: 100%;
    font-size: 11px;
  }

  .algo-option {
    flex-wrap: wrap;
    padding: 14px 16px;
    font-size: 15px;
  }
  .algo-option-arrow { display: none; }

  .algo-disclaimer,
  .algo-sources { padding: 18px 18px; }
}