/* Odonaview Sizing Tool v2 — Charte graphique officielle */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --odv-blue:         #1A6FA8;
  --odv-blue-dark:    #0A4D6E;
  --odv-blue-sky:     #21BCF8;
  --odv-blue-light:   rgba(33,188,248,0.15);
  --odv-red:          #BD241E;
  --odv-red-vivid:    #E13325;
  --odv-orange:       #E87722;

  --odv-bg-deep:      #0D0F1A;
  --odv-bg-slate:     #1A2B3C;
  --odv-bg-panel:     #162232;
  --odv-bg-card:      #1E2F42;
  --odv-bg-input:     #243447;
  --odv-bg-hover:     #2A3D52;

  --odv-text:         #F0F4F8;
  --odv-text-muted:   #8899AA;
  --odv-text-dim:     #4A6074;

  --odv-border:       rgba(33,188,248,0.10);
  --odv-border-solid: #243447;

  --odv-success:      #16A34A;
  --odv-success-bg:   rgba(22,163,74,0.12);
  --odv-success-border: rgba(22,163,74,0.35);
  --odv-warn:         #F59E0B;
  --odv-warn-bg:      rgba(245,158,11,0.09);
  --odv-warn-border:  rgba(245,158,11,0.4);
  --odv-danger:       #E13325;

  --radius-card:   12px;
  --radius-input:  8px;
  --shadow-card:   0 1px 3px rgba(0,0,0,0.45), 0 0 0 1px rgba(33,188,248,0.06);
  --transition:    150ms ease;
}

/* ── Light mode ──────────────────────────────────────────────────────── */
[data-theme="light"] {
  --odv-bg-deep:      #F0F4F8;
  --odv-bg-slate:     #FFFFFF;
  --odv-bg-panel:     #F8FAFC;
  --odv-bg-card:      #FFFFFF;
  --odv-bg-input:     #F1F5F9;
  --odv-bg-hover:     #E2E8F0;
  --odv-text:         #0F172A;
  --odv-text-muted:   #475569;
  --odv-text-dim:     #94A3B8;
  --odv-border:       rgba(26,111,168,0.14);
  --odv-border-solid: #CBD5E1;
  --odv-warn-bg:      rgba(245,158,11,0.08);
  --odv-warn-border:  rgba(245,158,11,0.35);
}

[data-theme="light"] .hero-strip {
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

[data-theme="light"] .hero-badge {
  background: rgba(26,111,168,0.08);
  border-color: rgba(26,111,168,0.2);
  color: var(--odv-blue-dark);
}

[data-theme="light"] .gpu-bar-track { background: #E2E8F0; }
[data-theme="light"] .skeleton-line { background: linear-gradient(90deg, #E2E8F0 25%, #CBD5E1 50%, #E2E8F0 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; }
[data-theme="light"] .card__header { background: rgba(26,111,168,0.03); }
[data-theme="light"] .panel__header { background: rgba(26,111,168,0.03); }
[data-theme="light"] .app-header { box-shadow: 0 1px 0 rgba(26,111,168,0.1), 0 2px 8px rgba(0,0,0,0.06); }
[data-theme="light"] .nbd-card__text { color: #166534; }
[data-theme="light"] .nbd-card__text strong { color: #15803D; }
[data-theme="light"] .warn-card__text { color: #92400E; }

/* ── Theme toggle button ─────────────────────────────────────────────── */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  background: transparent;
  border: 1px solid var(--odv-border-solid);
  border-radius: 6px;
  color: var(--odv-text-muted);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.theme-toggle:hover { color: var(--odv-blue-sky); border-color: rgba(33,188,248,0.4); }
[data-theme="light"] .theme-toggle:hover { color: var(--odv-blue); border-color: rgba(26,111,168,0.4); }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--odv-text);
  background: var(--odv-bg-deep);
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Header ──────────────────────────────────────────────────────────── */

.app-header {
  background: var(--odv-bg-slate);
  border-bottom: 1px solid var(--odv-border);
  padding: 0 28px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 rgba(33,188,248,0.07), 0 4px 20px rgba(0,0,0,0.35);
}

.app-header__brand { display: flex; align-items: center; gap: 16px; }
.app-header__logo-link { display: flex; align-items: center; }
.app-header__logo { height: 34px; }
.app-header__sep { width: 1px; height: 22px; background: var(--odv-border-solid); }
.app-header__title { font-size: 13px; font-weight: 500; color: var(--odv-text-muted); letter-spacing: .01em; }

.app-header__right { display: flex; align-items: center; gap: 20px; }

.app-header__meta { text-align: right; line-height: 1.4; }
.ref-label  { font-size: 12px; font-weight: 600; color: var(--odv-blue-sky); }
.date-label { font-size: 11px; color: var(--odv-text-dim); }

.header-link {
  font-size: 12px;
  font-weight: 500;
  color: var(--odv-text-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border: 1px solid var(--odv-border-solid);
  border-radius: 6px;
  transition: color var(--transition), border-color var(--transition);
}
.header-link:hover { color: var(--odv-blue-sky); border-color: rgba(33,188,248,0.4); }

.header-link--odonaview {
  color: var(--odv-red-vivid);
  border-color: rgba(225,51,37,0.35);
}
.header-link--odonaview:hover { color: #fff; background: var(--odv-red-vivid); border-color: var(--odv-red-vivid); }

.header-link--evdesign {
  color: var(--odv-orange);
  border-color: rgba(232,119,34,0.35);
  font-weight: 700;
  letter-spacing: .03em;
}
.header-link--evdesign:hover { color: #fff; background: var(--odv-orange); border-color: var(--odv-orange); }

/* ── Hero strip ──────────────────────────────────────────────────────── */

.hero-strip {
  background: linear-gradient(135deg, var(--odv-bg-slate) 0%, #0f1e2e 100%);
  border-bottom: 1px solid var(--odv-border);
}

.hero-strip__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--odv-text);
  margin-bottom: 4px;
  line-height: 1.2;
}

.hero-accent {
  background: linear-gradient(90deg, var(--odv-blue-sky), var(--odv-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 13px;
  color: var(--odv-text-muted);
  max-width: 480px;
}

.hero-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  background: rgba(33,188,248,0.07);
  border: 1px solid rgba(33,188,248,0.18);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--odv-blue-sky);
  white-space: nowrap;
}

/* ── Layout ──────────────────────────────────────────────────────────── */

.app-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: 290px 1fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 900px) {
  .app-main { grid-template-columns: 1fr; }
  .hero-strip__inner { flex-direction: column; align-items: flex-start; }
  .hero-badges { display: none; }
}

.inputs-panel { display: flex; flex-direction: column; gap: 14px; }

/* ── Panel ───────────────────────────────────────────────────────────── */

.panel {
  background: var(--odv-bg-slate);
  border: 1px solid var(--odv-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.panel__header {
  padding: 12px 16px 10px;
  border-bottom: 1px solid var(--odv-border);
  background: rgba(33,188,248,0.03);
}

.panel__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--odv-blue-sky);
}

.panel__body { padding: 16px; }

/* Info block */
.info-block {
  background: var(--odv-bg-panel);
  border: 1px solid var(--odv-border);
  border-radius: var(--radius-card);
  padding: 14px 16px;
}

.info-block__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--odv-text-muted);
  margin-bottom: 10px;
}

.info-block__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.info-block__list li {
  font-size: 12px;
  color: var(--odv-text-muted);
  padding-left: 14px;
  position: relative;
  line-height: 1.4;
}

.info-block__list li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--odv-blue-sky);
  font-weight: 700;
}

.info-block__list li strong { color: var(--odv-text); }

/* ── Form controls ───────────────────────────────────────────────────── */

.field { margin-bottom: 16px; }
.field:last-child { margin-bottom: 0; }

.field__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--odv-text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.field__tag {
  font-size: 10px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  background: rgba(33,188,248,0.1);
  color: var(--odv-blue-sky);
  border: 1px solid rgba(33,188,248,0.2);
  border-radius: 4px;
  padding: 1px 6px;
}

.field__hint { font-size: 11px; color: var(--odv-text-dim); margin-top: 4px; }

.field__label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.field__label-row .field__label { margin-bottom: 0; }

.info-btn {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--odv-border-solid);
  background: transparent;
  color: var(--odv-text-muted);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  line-height: 1;
}

.info-btn:hover,
.info-btn[aria-expanded="true"] {
  background: var(--odv-blue);
  color: #fff;
  border-color: var(--odv-blue);
}

.info-panel {
  display: none;
  margin-top: 8px;
  background: var(--odv-bg-card);
  border: 1px solid var(--odv-border-solid);
  border-left: 3px solid var(--odv-blue);
  border-radius: 8px;
  padding: 12px 14px;
  flex-direction: column;
  gap: 10px;
}

.info-panel.is-open {
  display: flex;
}

.info-panel__intro {
  font-size: 12px;
  color: var(--odv-text-muted);
  line-height: 1.55;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--odv-border);
}

.info-panel__item { display: flex; flex-direction: column; gap: 2px; }

.info-panel__name {
  font-size: 11px;
  font-weight: 700;
  color: var(--odv-blue-sky);
  letter-spacing: .02em;
}

.info-panel__desc {
  font-size: 12px;
  color: var(--odv-text-muted);
  line-height: 1.5;
}

/* Number input */
.number-input {
  display: flex;
  border: 1px solid var(--odv-border-solid);
  border-radius: var(--radius-input);
  overflow: hidden;
  background: var(--odv-bg-input);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.number-input:focus-within {
  border-color: var(--odv-blue-sky);
  box-shadow: 0 0 0 3px rgba(33,188,248,0.14);
}

.number-input__btn {
  width: 36px;
  border: none;
  background: var(--odv-bg-hover);
  color: var(--odv-text-muted);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
  flex-shrink: 0;
  user-select: none;
}

.number-input__btn:hover { background: var(--odv-blue-dark); color: var(--odv-blue-sky); }

.number-input__field {
  flex: 1;
  border: none;
  outline: none;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  font-family: inherit;
  color: var(--odv-text);
  background: transparent;
  padding: 9px 4px;
  min-width: 0;
}

/* Select */
.select-wrap { position: relative; }

.select-wrap select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--odv-border-solid);
  border-radius: var(--radius-input);
  padding: 9px 30px 9px 11px;
  font-size: 13px;
  font-family: inherit;
  color: var(--odv-text);
  background: var(--odv-bg-input);
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.select-wrap select:focus {
  border-color: var(--odv-blue-sky);
  box-shadow: 0 0 0 3px rgba(33,188,248,0.14);
}

.select-wrap::after {
  content: '';
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--odv-text-muted);
  pointer-events: none;
}

/* Segmented control */
.segmented {
  display: flex;
  border: 1px solid var(--odv-border-solid);
  border-radius: var(--radius-input);
  overflow: hidden;
  background: var(--odv-bg-input);
}

.segmented__item { flex: 1; }
.segmented__input { display: none; }

.segmented__label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7px 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--odv-text-dim);
  cursor: pointer;
  border-right: 1px solid var(--odv-border-solid);
  transition: background var(--transition), color var(--transition);
  letter-spacing: .02em;
  white-space: nowrap;
}

.segmented__item:last-child .segmented__label { border-right: none; }

.segmented__input:checked + .segmented__label {
  background: linear-gradient(135deg, var(--odv-blue-dark), var(--odv-blue));
  color: #fff;
}

.btn-ghost {
  width: 100%;
  padding: 8px;
  border: 1px solid var(--odv-border-solid);
  border-radius: var(--radius-input);
  background: transparent;
  font-size: 11px;
  font-weight: 700;
  font-family: inherit;
  color: var(--odv-text-dim);
  cursor: pointer;
  letter-spacing: .05em;
  text-transform: uppercase;
  transition: all var(--transition);
}

.btn-ghost:hover { background: var(--odv-bg-hover); color: var(--odv-text); border-color: var(--odv-blue-sky); }

/* ── Cards ───────────────────────────────────────────────────────────── */

.result-stack { display: flex; flex-direction: column; gap: 12px; }

.card {
  background: var(--odv-bg-card);
  border: 1px solid var(--odv-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.card--warn {
  border-color: var(--odv-warn-border);
  background: rgba(245,158,11,0.05);
}

.card--contact {
  border-color: var(--odv-blue);
  background: rgba(26,111,168,0.07);
}

.contact-cta {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-cta svg {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  color: var(--odv-blue);
  margin-top: 2px;
}

.contact-cta__text { font-size: 13px; color: var(--odv-text-muted); }
.contact-cta__text strong { color: var(--odv-text); display: block; margin-bottom: 4px; font-size: 14px; }
.contact-cta__text p { margin: 0 0 12px; line-height: 1.55; }

.btn-contact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--odv-blue);
  color: #fff;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}

.btn-contact:hover { background: var(--odv-blue-dark); color: #fff; }

.card__header {
  padding: 11px 16px 9px;
  border-bottom: 1px solid var(--odv-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: rgba(33,188,248,0.025);
}

.card__header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--odv-text-muted);
}

.card__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--odv-blue-sky);
}

.card__body { padding: 13px 16px; }

.data-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.035);
  gap: 12px;
}

.data-row:last-child { border-bottom: none; }
.data-row__label { font-size: 12px; color: var(--odv-text-muted); flex-shrink: 0; }
.data-row__value { font-size: 13px; font-weight: 600; color: var(--odv-text); text-align: right; }
.data-row__value a { color: var(--odv-blue-sky); text-decoration: none; display: inline-flex; align-items: center; gap: 3px; }
.data-row__value a:hover { text-decoration: underline; }

/* NBD */
.nbd-card {
  background: var(--odv-success-bg);
  border: 1px solid var(--odv-success-border);
  border-radius: 8px;
  padding: 9px 13px;
  margin-top: 10px;
  display: flex;
  align-items: flex-start;
  gap: 9px;
}

.nbd-card__icon { color: var(--odv-success); flex-shrink: 0; }
.nbd-card__text { font-size: 12px; color: #86efac; line-height: 1.4; }
.nbd-card__text strong { font-weight: 600; color: #4ade80; }

/* Dual-socket note */
.dual-socket-note {
  font-size: 11px;
  color: var(--odv-warn);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 6px;
}

/* No-server */
.no-server-content {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--odv-warn);
}

.no-server-content > div { font-size: 13px; color: var(--odv-text-muted); }
.no-server-content > div strong { color: var(--odv-warn); display: block; margin-bottom: 2px; }
.no-server-content p { font-size: 12px; }

/* ── Split card ──────────────────────────────────────────────────────── */

.split-intro {
  font-size: 12px;
  color: var(--odv-text-muted);
  margin-bottom: 10px;
}

.split-intro strong { color: var(--odv-blue-sky); }
.split-intro--alt { color: var(--odv-text-dim); }

.split-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.split-item:last-child { border-bottom: none; padding-bottom: 0; }

.split-item__count {
  font-size: 22px;
  font-weight: 800;
  color: var(--odv-blue-sky);
  min-width: 36px;
  line-height: 1;
  padding-top: 2px;
}

.split-item__model {
  font-size: 13px;
  font-weight: 600;
  color: var(--odv-text);
  margin-bottom: 2px;
}

.split-item__meta {
  font-size: 11px;
  color: var(--odv-text-muted);
  margin-bottom: 3px;
}

.split-item__detail {
  font-size: 11px;
  color: var(--odv-text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.split-item__detail a {
  color: var(--odv-blue-sky);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

/* ── GPU progress bar ────────────────────────────────────────────────── */

.gpu-bar-wrap { margin-top: 10px; padding-top: 10px; border-top: 1px solid rgba(255,255,255,0.04); }

.gpu-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--odv-text-muted);
  margin-bottom: 6px;
}

.gpu-bar-track {
  height: 4px;
  background: var(--odv-bg-input);
  border-radius: 2px;
  overflow: hidden;
}

.gpu-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 400ms cubic-bezier(.4,0,.2,1);
}

.gpu-bar-fill.green  { background: linear-gradient(90deg, #16A34A, #21BCF8); }
.gpu-bar-fill.orange { background: linear-gradient(90deg, #B45309, #F59E0B); }
.gpu-bar-fill.red    { background: linear-gradient(90deg, #7A1A17, #E13325); }

.gpu-bar-caption { font-size: 11px; color: var(--odv-text-dim); margin-top: 5px; }

/* ── Badges ──────────────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.badge--none      { background: rgba(22,163,74,0.12);   color: #4ade80;              border: 1px solid rgba(22,163,74,0.25); }
.badge--entry     { background: rgba(33,188,248,0.12);  color: var(--odv-blue-sky);  border: 1px solid rgba(33,188,248,0.25); }
.badge--mid       { background: rgba(245,158,11,0.12);  color: #fcd34d;              border: 1px solid rgba(245,158,11,0.25); }
.badge--high      { background: rgba(225,51,37,0.12);   color: #fca5a5;              border: 1px solid rgba(225,51,37,0.25); }
.badge--multi     { background: rgba(136,153,170,0.12); color: var(--odv-text-muted);border: 1px solid rgba(136,153,170,0.2); }
.badge--lmm       { background: rgba(189,36,30,0.12);   color: #fca5a5;              border: 1px solid rgba(189,36,30,0.25); }
.badge--refurb    { background: rgba(33,188,248,0.08);  color: var(--odv-text-muted);border: 1px solid rgba(33,188,248,0.15); font-size: 10px; }
.badge--split     { background: rgba(33,188,248,0.08);  color: var(--odv-blue-sky);  border: 1px solid rgba(33,188,248,0.2); }

/* ── Warnings ────────────────────────────────────────────────────────── */

.warnings-block { display: flex; flex-direction: column; gap: 6px; }

.warn-card {
  background: var(--odv-warn-bg);
  border: 1px solid var(--odv-warn-border);
  border-left: 3px solid var(--odv-warn);
  border-radius: 0 8px 8px 0;
  padding: 9px 13px;
  display: flex;
  align-items: flex-start;
  gap: 9px;
}

.warn-card__icon { color: var(--odv-warn); flex-shrink: 0; margin-top: 1px; }
.warn-card__text { font-size: 12px; color: #fde68a; line-height: 1.4; }

/* ── Skeleton ────────────────────────────────────────────────────────── */

.skeleton-line {
  height: 13px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--odv-bg-input) 25%, var(--odv-bg-hover) 50%, var(--odv-bg-input) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Export bar ──────────────────────────────────────────────────────── */

.export-bar { display: flex; gap: 10px; margin-bottom: 14px; }

.btn-export {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: var(--radius-input);
  font-size: 12px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  letter-spacing: .04em;
  text-transform: uppercase;
  transition: all var(--transition);
}

.btn-export--json {
  background: var(--odv-bg-input);
  color: var(--odv-text-muted);
  border-color: var(--odv-border-solid);
}

.btn-export--json:hover {
  background: var(--odv-bg-hover);
  color: var(--odv-text);
  border-color: rgba(33,188,248,0.4);
}

/* ── Alternatives ────────────────────────────────────────────────────── */

.alt-section { border-top: 1px solid var(--odv-border-solid); padding-top: 14px; }

.alternatives-toggle {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 600;
  color: var(--odv-text-muted);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  letter-spacing: .03em;
  text-transform: uppercase;
}

.alternatives-toggle:hover { color: var(--odv-blue-sky); }
.alt-chevron { transition: transform var(--transition); display: flex; }

.alternatives-list { display: none; flex-direction: column; gap: 7px; margin-top: 12px; }
.alternatives-list.open { display: flex; }

.alt-item {
  background: var(--odv-bg-input);
  border: 1px solid var(--odv-border-solid);
  border-radius: 8px;
  padding: 9px 13px;
  transition: border-color var(--transition);
}

.alt-item:hover { border-color: rgba(33,188,248,0.3); }
.alt-item__model { font-size: 13px; font-weight: 600; color: var(--odv-text); margin-bottom: 2px; display: flex; align-items: center; gap: 8px; }
.alt-item__meta  { font-size: 11px; color: var(--odv-text-muted); }
.alt-avail { font-size: 10px; font-weight: 600; color: var(--odv-text-dim); background: var(--odv-bg-hover); border-radius: 4px; padding: 1px 6px; }

.no-alt { font-size: 12px; color: var(--odv-text-dim); }

/* ── Footer ──────────────────────────────────────────────────────────── */

.app-footer {
  margin-top: 40px;
  background: var(--odv-bg-slate);
  border-top: 1px solid var(--odv-border);
}

.app-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.app-footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo { opacity: .7; }
.footer-tagline { font-size: 12px; color: var(--odv-text-dim); }

.app-footer__links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12px;
}

.app-footer__links a { color: var(--odv-text-muted); text-decoration: none; }
.app-footer__links a:hover { color: var(--odv-blue-sky); }
.footer-sep { color: var(--odv-text-dim); }

.app-footer__evdesign {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  padding: 10px 14px;
  background: rgba(26,111,168,0.10);
  border: 1px solid rgba(26,111,168,0.25);
  border-radius: 8px;
}

.evdesign-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--odv-text-muted);
  white-space: nowrap;
}

.btn-evdesign {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 500;
  color: var(--odv-blue-sky);
  text-decoration: none;
  transition: color 0.15s;
}

.btn-evdesign strong { font-weight: 700; color: #fff; }
.btn-evdesign:hover { color: #fff; }

[data-theme="light"] .btn-evdesign strong { color: var(--odv-blue); }
[data-theme="light"] .app-footer__evdesign { background: rgba(26,111,168,0.06); }

.app-footer__legal {
  font-size: 11px;
  color: var(--odv-text-dim);
}

/* ── Scrollbar ───────────────────────────────────────────────────────── */

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--odv-bg-deep); }
::-webkit-scrollbar-thumb { background: var(--odv-bg-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--odv-blue-dark); }

/* ── Responsive ──────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  .app-header { padding: 0 14px; }
  .app-header__title, .header-link { display: none; }
  .app-main { padding: 12px; gap: 12px; }
  .export-bar { flex-direction: column; }
}