.mobile-model-back,
.mobile-sell-stepbar {
  display: none;
}

@media (max-width: 767px) {
  #sell-brand-picker[hidden],
  #model-gallery[hidden],
  #sell-valuation[hidden] {
    display: none !important;
  }

  body.sell-mobile-models #sell-brand-picker,
  body.sell-mobile-models #sell-valuation,
  body.sell-mobile-valuation #sell-brand-picker,
  body.sell-mobile-valuation #model-gallery {
    display: none !important;
  }

  body.sell-mobile-models #model-gallery,
  body.sell-mobile-valuation #sell-valuation {
    display: block !important;
  }

  body.sell-mobile-models main,
  body.sell-mobile-valuation main {
    padding-top: 0;
  }

  .mobile-model-back {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    margin: 0 0 14px;
    padding: 0 14px;
    border: 1px solid #e6e6e6;
    border-radius: 999px;
    background: #fff;
    color: #222;
    font: inherit;
    font-size: 13px;
    font-weight: 800;
  }

  #model-gallery {
    min-height: calc(100svh - 72px);
    margin: 0;
    border-radius: 0;
  }

  #sell-valuation {
    min-height: calc(100svh - 64px);
    padding: 0 !important;
    background: #f7f7f8 !important;
  }

  #sell-valuation .hero-copy {
    display: none !important;
  }

  #sell-valuation .quote-card {
    width: 100%;
    max-width: none;
    min-height: calc(100svh - 64px);
    margin: 0;
    padding: 18px 16px 104px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  #sell-valuation .valuation-progress {
    display: none !important;
  }

  .mobile-sell-stepbar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 18px;
  }

  .mobile-step-count {
    color: #b20e16;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
  }

  .mobile-step-meter {
    display: block;
    width: 100%;
    height: 5px;
    overflow: hidden;
    border-radius: 999px;
    background: #ececef;
  }

  .mobile-step-meter i {
    display: block;
    width: 37.5%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #d71920, #ff5057);
    transition: width .2s ease;
  }

  #sell-valuation .quote-head {
    align-items: flex-start;
    margin-bottom: 18px;
  }

  #sell-valuation .quote-head .step-number {
    display: none;
  }

  #sell-valuation .quote-head .eyebrow {
    margin-bottom: 5px;
  }

  #sell-valuation .quote-head h2 {
    font-size: clamp(24px, 7vw, 30px);
    line-height: 1.08;
  }

  #sell-valuation .valuation-step.active {
    animation: mobileSellPageIn .18s ease-out;
  }

  #sell-valuation .valuation-actions {
    position: static;
    display: grid;
    grid-template-columns: minmax(92px, auto) minmax(0, 1fr);
    gap: 10px;
    margin: 0;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    border-top: 1px solid #e7e7e9;
    background: #fff;
  }

  #sell-valuation .valuation-actions > button {
    min-height: 48px;
    margin: 0;
  }

  #sell-valuation .valuation-actions > button[hidden] {
    display: none !important;
  }

  #sell-valuation .valuation-actions .back-step {
    border: 1px solid #ddd;
    border-radius: 12px;
    background: #fff;
    color: #202024;
    font-weight: 850;
  }

  #sell-valuation .valuation-actions .submit-quote:not([hidden]) {
    grid-column: 2;
  }

  body.sell-mobile-valuation footer,
  body.sell-mobile-valuation .whatsapp-float,
  body.sell-mobile-valuation .device-bottom-nav {
    display: none !important;
  }

  #sell-valuation .quote-result {padding:24px 12px!important;text-align:left}
  #sell-valuation .quote-result .estimate{font-size:clamp(40px,12vw,52px);overflow-wrap:anywhere}
  #sell-valuation .quote-result .quote-device{text-align:left}
  #sell-valuation .quote-breakdown>div{display:grid!important;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px}
  #sell-valuation .quote-breakdown strong,#sell-valuation .quote-breakdown b{font-size:clamp(18px,7vw,30px);text-align:right}
  #sell-valuation .quote-meta{display:grid!important;grid-template-columns:1fr;gap:8px;justify-items:stretch}
  #sell-valuation .quote-meta span{display:block;width:100%;padding:10px 12px;border-radius:10px;font-size:11px;line-height:1.45;text-align:left;overflow-wrap:anywhere}
  #sell-valuation .result-disclaimer{font-size:13px}
  #sell-valuation .result-points{font-size:12px;line-height:1.5}
  #sell-valuation .change-phone{min-height:44px}
}

.selected-product-preview .change-phone{min-height:44px}

@media (min-width: 768px) and (max-width: 1100px) {
  #sell-valuation:not([hidden]) .quote-card {
    padding-bottom: 112px !important;
  }

  #sell-valuation:not([hidden]) .valuation-actions {
    position: fixed;
    z-index: 160;
    left: 50%;
    bottom: 12px;
    width: min(720px, calc(100vw - 32px));
    margin: 0;
    padding: 12px;
    transform: translateX(-50%);
    display: grid;
    grid-template-columns: minmax(120px, auto) minmax(0, 1fr);
    gap: 10px;
    border: 1px solid #e7e7e9;
    border-radius: 18px;
    background: rgba(255, 255, 255, .98);
    box-shadow: 0 14px 38px rgba(20, 20, 30, .16);
    backdrop-filter: blur(12px);
  }

  #sell-valuation:not([hidden]) .valuation-actions > button {
    min-height: 52px;
    margin: 0;
  }

  #sell-valuation:not([hidden]) .valuation-actions > button[hidden] {
    display: none !important;
  }
}

@keyframes mobileSellPageIn {
  from { opacity: 0; transform: translateX(10px); }
  to { opacity: 1; transform: translateX(0); }
}