@import url("lang-switcher.css");

:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --primary: #6665dd;
  --primary-dark: #5549b9;
  --primary-mid: #6459d2;
  --primary-light: #8f94ea;
  --primary-soft: #f0f3fd;
  --primary-border: #e4e8fb;
  --primary-border-hover: #afb9f2;
  --navy: #0f172a;
  --success: #0d9f6e;
  --success-soft: #e8f8f1;
  --warning: #d97706;
  --warning-soft: #fff8eb;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
  --shadow-sm: 0 4px 16px rgba(15, 23, 42, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --max: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ── */
.nav {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  position: relative;
  flex-wrap: nowrap;
  min-width: 0;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 9px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: white;
  cursor: pointer;
  margin-left: auto;
  flex-shrink: 0;
}

.nav__toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--navy);
  border-radius: 2px;
  transform-origin: center;
}

.nav-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-right: 4px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: white;
  color: var(--navy);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
}

.nav-back:hover {
  background: var(--primary-soft);
  border-color: var(--primary-border-hover);
  color: var(--primary-dark);
}

.nav-back:active {
  transform: scale(0.96);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.brand__logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: transparent;
  color: white;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
  overflow: hidden;
}

.brand__logo img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 12px;
}

.brand__text {
  display: flex;
  flex-direction: column;
}

.brand__name {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--navy);
}

.brand__tag {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
}

.nav__menu {
  display: flex;
  align-items: center;
  align-content: center;
  gap: 4px;
  row-gap: 6px;
  flex: 1;
  min-width: 0;
  overflow: visible;
  flex-wrap: wrap;
  padding: 2px 0;
}

@media (min-width: 901px) {
  .nav__inner {
    flex-wrap: wrap;
    align-items: center;
    row-gap: 10px;
    padding: 12px 0;
  }

  .nav-back {
    order: 0;
  }

  .nav__links {
    flex: 1 1 100%;
    order: 3;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px 8px;
    overflow: visible;
    min-width: 0;
  }

  .nav__menu {
    flex: 1 1 auto;
    flex-wrap: wrap;
    justify-content: center;
    overflow: visible;
    gap: 6px;
    row-gap: 6px;
  }

  .nav__actions {
    order: 2;
    margin-left: auto;
  }

  .brand {
    order: 1;
  }

  .nav__link {
    padding: 0 11px;
    height: 34px;
    min-height: 34px;
    font-size: 0.78rem;
  }

  .nav__user {
    max-width: 140px;
  }
}

@media (min-width: 901px) and (max-width: 1200px) {
  .nav__link {
    padding: 0 8px;
    font-size: 0.74rem;
  }
}

.nav__menu::-webkit-scrollbar {
  display: none;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-left: 8px;
  padding-left: 12px;
  border-left: 1px solid var(--border);
}

.nav__links::-webkit-scrollbar {
  display: none;
}

.nav__link {
  padding: 0 10px;
  height: 36px;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1;
  transition: background 0.15s, color 0.15s;
}

.nav__link:hover {
  background: var(--bg);
  color: var(--text);
}

.nav__link--active {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.nav__user {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 1px;
  padding: 5px 10px;
  border-radius: 10px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.15;
  max-width: 110px;
  flex-shrink: 0;
  overflow: hidden;
}

.nav__user-name {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav__user-plan {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.nav-market-badge {
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: rgba(15, 23, 42, 0.08);
  color: inherit;
  vertical-align: middle;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 999px;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 8px 24px rgba(102, 101, 221, 0.32);
}

.btn--primary:hover {
  background: var(--primary-mid);
  box-shadow: 0 12px 28px rgba(102, 101, 221, 0.4);
}

.btn--ghost {
  background: white;
  color: var(--navy);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  border-color: var(--primary-border-hover);
  background: var(--primary-soft);
}

.btn--block {
  width: 100%;
}

/* ── Cards & panels ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 28px;
}

.card__title {
  margin: 0 0 6px;
  font-size: 1.25rem;
  color: var(--navy);
}

.card__desc {
  margin: 0 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ── Forms ── */
.form__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 0.9rem;
  font-weight: 500;
}

.field small {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.field__wrap {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fafbfc;
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field__wrap:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-soft);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: none;
  background: transparent;
  padding: 13px 14px;
  font: inherit;
  outline: none;
  color: var(--text);
  resize: vertical;
}

.field select {
  cursor: pointer;
}

.field__suffix {
  padding: 0 14px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: normal;
}

.field--check {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  font-weight: 400;
}

.field--check input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

/* ── Size cards ── */
.size-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.size-card {
  appearance: none;
  border: 2px solid var(--border);
  background: #fafbfc;
  border-radius: var(--radius-sm);
  padding: 20px;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition: all 0.15s;
}

.size-card:hover {
  border-color: var(--primary-border-hover);
  transform: translateY(-2px);
}

.size-card--active {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 0 0 0 4px rgba(102, 101, 221, 0.12);
}

.size-card__emoji {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.size-card strong {
  display: block;
  margin-bottom: 4px;
  color: var(--navy);
}

.size-card span {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ── Steps ── */
.steps {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
}

.step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.step__num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.8rem;
  background: var(--border);
  color: var(--text-muted);
}

.step--active .step__num {
  background: var(--primary);
  color: white;
}

.step--active {
  color: var(--navy);
  font-weight: 600;
}

.step--done .step__num {
  background: var(--success);
  color: white;
}

.step__line {
  flex: 1;
  height: 2px;
  background: var(--border);
  max-width: 60px;
}

.step__line--done {
  background: var(--success);
}

/* ── Results ── */
.verdict {
  display: flex;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}

.verdict--success {
  background: var(--success-soft);
  border-color: #b7ead8;
}

.verdict--warning {
  background: var(--warning-soft);
  border-color: #fde68a;
}

.verdict--danger {
  background: var(--danger-soft);
  border-color: #fecaca;
}

.verdict__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: white;
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  font-weight: 700;
  flex-shrink: 0;
}

.verdict__label {
  margin: 0 0 4px;
  font-weight: 700;
  font-size: 1.05rem;
}

.verdict__msg {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.metric {
  padding: 16px;
  border-radius: var(--radius-sm);
  background: #fafbfc;
  border: 1px solid var(--border);
}

.metric span {
  display: block;
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.metric strong {
  font-size: 1.25rem;
  color: var(--navy);
  display: block;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
  max-width: 100%;
}

.metric__value {
  display: inline-flex;
  align-items: baseline;
  gap: 0.08em;
  flex-wrap: nowrap;
  max-width: 100%;
  white-space: nowrap;
}

.metric__num {
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
}

.metric__unit {
  font-size: 0.78em;
  font-weight: 700;
  color: inherit;
  opacity: 0.92;
  line-height: 1;
}

.metric--highlight strong {
  color: var(--primary-dark);
}

.breakdown {
  margin-top: 20px;
}

.breakdown summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--primary-dark);
  font-size: 0.9rem;
}

.breakdown ul {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.breakdown-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}

.breakdown-row:last-child {
  border-bottom: none;
}

.breakdown-row__label {
  flex: 1 1 auto;
  min-width: 0;
  line-height: 1.4;
}

.breakdown-row__value {
  flex: 0 0 auto;
  font-weight: 700;
  color: var(--navy);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.breakdown li + li {
  margin-top: 0;
}

.footer {
  padding: 32px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.84rem;
  border-top: 1px solid var(--border);
  margin-top: 60px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  .size-cards {
    grid-template-columns: 1fr;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__links {
    display: none !important;
  }

  .nav__inner {
    flex-wrap: nowrap;
  }

  .card {
    padding: 20px;
  }

  .steps {
    flex-wrap: wrap;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }

  .brand__tag {
    display: none;
  }
}