:root {
    /* --- X-FURNITURE CORPORATE IDENTITY --- */
    --bg:           #141414;   /* primary background */
    --bg-card:      #1e1e1e;   /* slightly lifted surface */
    --bg-elevated:  #252525;   /* hover / active surface */
    --bg-deep:      #0a0a0a;   /* deepest panel */
    --ink:          #F2F2F2;   /* primary text */
    --ink-soft:     #B8B8B8;   /* secondary text */
    --ink-mute:     #6F6F6F;   /* tertiary / labels */
    --line:         #2a2a2a;   /* dividers */
    --line-strong:  #3a3a3a;
    --accent:       #94c356;   /* brand green */
    --accent-deep:  #7aad3d;   /* brand green — darker */
    --green:        var(--accent);
    --green-deep:   var(--accent-deep);
    --teal:         var(--accent-deep);
    --teal-deep:    #5c8a29;
    --grad: linear-gradient(135deg, #94c356 0%, #7aad3d 100%);
    --grad-soft: linear-gradient(135deg, rgba(148,195,86,0.10) 0%, rgba(122,173,61,0.10) 100%);
    --shadow:    0 1px 0 rgba(255,255,255,0.04), 0 12px 32px rgba(0,0,0,0.45);
    --shadow-lg: 0 1px 0 rgba(255,255,255,0.06), 0 24px 60px rgba(0,0,0,0.55);

    --font: 'DM Sans', sans-serif;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-weight: 400;
  }

  /* Concrete-grain backdrop matching the CI book */
  body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' seed='4'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.18 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    opacity: 0.55;
    mix-blend-mode: screen;
  }

  .wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px 100px; position: relative; z-index: 1; }

  /* -------------------------------------------
     TOP BAR — wordmark + contact (matches CI)
  ------------------------------------------- */
  .topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
  }
  .brandmark { display: inline-flex; align-items: center; gap: 14px; text-decoration: none; }
  .brandmark .x-logo { width: 28px; height: 28px; flex-shrink: 0; }
  .brandmark .wordmark {
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.32em;
    color: var(--ink-soft);
    text-decoration: none;
  }
  .brandmark .wordmark .x-letter {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
  }
  .topbar-meta {
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ink-mute);
    display: flex;
    gap: 24px;
  }
  .topbar-meta a { color: var(--ink-mute); text-decoration: none; transition: color 0.2s; }
  .topbar-meta a:hover { color: var(--green); }

  /* -------------------------------------------
     HERO
  ------------------------------------------- */
  header.hero {
    padding: 96px 0 80px;
    border-bottom: 1px solid var(--line);
    position: relative;
  }
  .hero-rule {
    height: 1px;
    background: var(--line-strong);
    width: 80px;
    margin-bottom: 32px;
  }
  .overline {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 28px;
    display: block;
  }
  h1.headline {
    font-family: var(--font);
    font-weight: 700;
    font-size: clamp(40px, 9vw, 128px);
    line-height: 0.92;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    color: var(--ink);
  }
  h1.headline .grad {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .hero-meta {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    margin-top: 56px;
    align-items: end;
  }
  .lede {
    font-size: 17px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--ink-soft);
    max-width: 56ch;
  }
  .hero-stats {
    display: flex;
    gap: 40px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: var(--ink-mute);
  }
  .hero-stats div { text-align: right; }
  .hero-stats strong {
    display: block;
    font-weight: 700;
    font-size: 26px;
    color: var(--ink);
    letter-spacing: 0.05em;
    margin-top: 8px;
  }

  /* -------------------------------------------
     SECTION HEADERS
  ------------------------------------------- */
  .section-tag {
    display: flex;
    align-items: baseline;
    gap: 24px;
    padding: 72px 0 28px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 56px;
  }
  .section-tag .num {
    font-weight: 300;
    font-size: 56px;
    color: var(--green);
    line-height: 1;
    letter-spacing: 0.02em;
  }
  .section-tag h2 {
    font-weight: 700;
    font-size: 24px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    flex: 1;
    color: var(--ink);
  }
  .section-tag .sub {
    font-size: 11px;
    color: var(--ink-mute);
    text-transform: uppercase;
    letter-spacing: 0.22em;
  }

  /* -------------------------------------------
     CARDS  (no pricing visible at this stage)
  ------------------------------------------- */
  .catalogue { display: flex; flex-direction: column; gap: 80px; padding-bottom: 56px; }
  .card {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 56px;
    align-items: center;
    position: relative;
    transition: transform 0.4s cubic-bezier(.2,.8,.2,1);
  }
  .card.flip { grid-template-columns: 1fr 1.15fr; }
  .card.flip .card-img-wrap { order: 2; }
  .card.flip .card-body { order: 1; }
  .card.has-qty::before {
    content: "";
    position: absolute;
    left: -32px; top: 8px; bottom: 8px;
    width: 3px;
    background: var(--grad);
  }

  .card-img-wrap {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 16/10;
    background: var(--bg-deep);
  }
  .card-img-wrap img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 1.2s cubic-bezier(.2,.8,.2,1);
    filter: brightness(0.95);
  }
  .card:hover .card-img-wrap img { transform: scale(1.04); filter: brightness(1); }
  .card-img-tag {
    position: absolute;
    top: 18px; left: 18px;
    background: rgba(15, 15, 15, 0.78);
    backdrop-filter: blur(10px);
    padding: 8px 14px;
    border-radius: 100px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--green);
    border: 1px solid rgba(200,200,200,0.20);
  }
  .card-img-area {
    position: absolute;
    bottom: 18px; right: 18px;
    background: rgba(15, 15, 15, 0.78);
    backdrop-filter: blur(10px);
    padding: 10px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--ink);
    border: 1px solid rgba(255,255,255,0.08);
  }
  .card-img-area .label {
    font-size: 9px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-mute);
    font-weight: 600;
    margin-right: 8px;
  }

  .card-body { padding: 8px 0; }
  .card-name {
    font-weight: 700;
    font-size: 36px;
    line-height: 1.05;
    letter-spacing: -0.005em;
    text-transform: uppercase;
    margin-bottom: 24px;
    color: var(--ink);
  }
  .card-desc {
    font-size: 15px;
    color: var(--ink-soft);
    line-height: 1.7;
    margin-bottom: 32px;
    white-space: pre-line;
  }

  /* QTY STEPPER */
  .qty-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
  }
  .qty-row label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--ink-soft);
    font-weight: 700;
  }
  .stepper {
    display: inline-flex;
    align-items: stretch;
    border: 1px solid var(--line-strong);
    border-radius: 100px;
    overflow: hidden;
    background: var(--bg-card);
    transition: border-color 0.2s;
  }
  .stepper:focus-within { border-color: var(--green); }
  .has-qty .stepper { border-color: var(--green); background: var(--bg-elevated); }
  .stepper button {
    background: transparent;
    border: none;
    width: 48px;
    height: 48px;
    font-size: 20px;
    font-weight: 400;
    cursor: pointer;
    color: var(--ink);
    transition: background 0.2s, color 0.2s;
    font-family: inherit;
  }
  .stepper button:hover { background: var(--green); color: var(--bg-deep); }
  .stepper button:disabled { opacity: 0.3; cursor: not-allowed; }
  .stepper button:disabled:hover { background: transparent; color: var(--ink); }
  .stepper input {
    width: 60px;
    border: none;
    background: transparent;
    text-align: center;
    font-family: inherit;
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    -moz-appearance: textfield;
  }
  .stepper input::-webkit-outer-spin-button,
  .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
  .stepper input:focus { outline: none; }
  .has-qty .stepper input { color: var(--green); }

  /* -------------------------------------------
     STICKY SUMMARY BAR  (no pricing shown here)
  ------------------------------------------- */
  .summary-bar {
    position: sticky;
    bottom: 16px;
    z-index: 50;
    margin: 32px 0 0;
    background: var(--bg-deep);
    color: var(--ink);
    border-radius: 6px;
    padding: 18px 28px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 32px;
    align-items: center;
    box-shadow: 0 1px 0 rgba(255,255,255,0.04), 0 16px 48px rgba(0,0,0,0.6);
    border: 1px solid var(--line-strong);
    transition: opacity 0.3s, transform 0.4s cubic-bezier(.2,.8,.2,1);
  }
  .summary-bar.dim {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    visibility: hidden;
  }
  .sb-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.26em;
    color: var(--ink-mute);
    font-weight: 600;
  }
  .sb-stats { display: flex; gap: 36px; align-items: center; }
  .sb-stat .sb-label { display: block; margin-bottom: 4px; }
  .sb-stat .sb-val {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--ink);
  }
  .sb-stat .sb-val .unit { font-size: 12px; color: var(--ink-mute); margin-left: 4px; font-weight: 500; }
  .sb-headline {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-top: 4px;
    color: var(--ink);
  }
  .sb-headline strong { color: var(--green); font-weight: 700; }

  /* -------------------------------------------
     BUTTONS
  ------------------------------------------- */
  .btn {
    background: var(--green);
    color: var(--bg-deep);
    border: none;
    padding: 16px 32px;
    border-radius: 100px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 12px;
  }
  .btn:hover { background: #E8E8E8; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(220,220,220,0.18); }
  .btn:disabled { background: var(--line-strong); color: var(--ink-mute); cursor: not-allowed; transform: none; box-shadow: none; }
  .btn .arrow { font-size: 16px; line-height: 1; }
  .btn.outline {
    background: transparent;
    border: 1px solid var(--line-strong);
    color: var(--ink);
  }
  .btn.outline:hover { background: var(--ink); color: var(--bg-deep); border-color: var(--ink); box-shadow: none; }

  /* -------------------------------------------
     FORM
  ------------------------------------------- */
  .form-section {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 64px;
    margin-top: 80px;
    scroll-margin-top: 32px;
    transition: opacity 0.3s;
  }
  .form-section.locked {
    opacity: 0.4;
    pointer-events: none;
    position: relative;
  }
  .form-section.locked::after {
    content: "▲ Choose at least one section above to continue";
    position: absolute;
    inset: auto 0 -36px 0;
    text-align: center;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: var(--green);
    font-weight: 600;
  }
  .form-intro {
    font-size: 15px;
    color: var(--ink-soft);
    max-width: 60ch;
    line-height: 1.6;
  }
  .form-intro strong { color: var(--ink); font-weight: 600; }
  .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px 40px;
    margin-top: 44px;
  }
  .form-grid .field-full { grid-column: 1 / -1; }
  .field {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .field label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.26em;
    color: var(--ink-mute);
    font-weight: 700;
  }
  .field input {
    border: none;
    border-bottom: 1px solid var(--line-strong);
    background: transparent;
    padding: 10px 0;
    font-size: 17px;
    font-family: inherit;
    font-weight: 500;
    color: var(--ink);
    transition: border-color 0.3s;
  }
  .field input::placeholder { color: var(--ink-mute); font-weight: 400; }
  .field input:focus {
    outline: none;
    border-bottom-color: var(--green);
  }
  .field input.error { border-bottom-color: #E36844; }
  .field .err-msg {
    font-size: 10px;
    color: #E36844;
    min-height: 14px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-weight: 600;
  }
  .form-cta {
    margin-top: 56px;
    padding-top: 32px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
  }
  .form-cta .small {
    font-size: 12px;
    color: var(--ink-mute);
    max-width: 44ch;
    line-height: 1.55;
  }

  /* -------------------------------------------
     QUOTE VIEW  (only revealed after form submit)
  ------------------------------------------- */
  .quote-view {
    display: none;
    padding: 32px 0;
  }
  .quote-view.show { display: block; }
  .quote-banner {
    background: var(--grad);
    color: var(--bg-deep);
    padding: 40px 48px;
    border-radius: 6px;
    margin-bottom: 48px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: end;
  }
  .quote-banner .qb-tag {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.32em;
    color: var(--bg-deep);
    opacity: 0.7;
    margin-bottom: 16px;
  }
  .quote-banner h2 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    line-height: 0.95;
    text-transform: uppercase;
    letter-spacing: -0.005em;
  }
  .quote-banner .qb-meta {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    text-align: right;
    line-height: 2;
  }
  .quote-banner .qb-meta strong { font-weight: 700; }

  .client-card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    padding: 32px;
    border-radius: 4px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px 32px;
    margin-bottom: 48px;
  }
  .client-card .ck-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: var(--ink-mute);
    font-weight: 700;
    margin-bottom: 8px;
  }
  .client-card .ck-val {
    font-size: 17px;
    font-weight: 500;
    color: var(--ink);
    word-break: break-word;
  }

  .quote-items {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--line);
  }
  .qi {
    display: grid;
    grid-template-columns: 220px 1fr auto;
    gap: 32px;
    align-items: center;
    padding: 32px 0;
    border-bottom: 1px solid var(--line);
  }
  .qi-img { aspect-ratio: 16/11; border-radius: 4px; overflow: hidden; box-shadow: var(--shadow); background: var(--bg-deep); }
  .qi-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .qi-name {
    font-size: 22px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
  }
  .qi-desc { font-size: 13px; color: var(--ink-soft); line-height: 1.6; white-space: pre-line; margin-bottom: 16px; }
  .qi-line {
    display: flex;
    gap: 24px;
    font-size: 11px;
    color: var(--ink-mute);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-weight: 600;
  }
  .qi-line strong {
    color: var(--ink);
    font-weight: 700;
    font-size: 13px;
    text-transform: none;
    letter-spacing: 0.02em;
    margin-left: 8px;
  }
  .qi-totals { text-align: right; min-width: 180px; }
  .qi-totals .qi-qty {
    font-size: 44px;
    font-weight: 800;
    color: var(--green);
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
  }
  .qi-totals .qi-qty::before { content: "× "; color: var(--ink-mute); font-size: 18px; font-weight: 400; }
  .qi-totals .qi-sub {
    font-size: 22px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.01em;
  }
  .qi-totals .qi-rent { font-size: 11px; color: var(--ink-mute); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.14em; }

  .totals-block {
    margin-top: 48px;
    padding: 48px;
    border-radius: 6px;
    background:
      linear-gradient(135deg, rgba(220,220,220,0.06), rgba(136,136,136,0.04)),
      var(--bg-card);
    border: 1px solid var(--line);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
    overflow: hidden;
  }
  .totals-block::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: var(--grad);
  }
  .tb-cell .tb-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.26em;
    color: var(--ink-mute);
    font-weight: 700;
    margin-bottom: 14px;
  }
  .tb-cell .tb-val {
    font-size: 40px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.01em;
    color: var(--ink);
  }
  .tb-cell:first-child .tb-val {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .tb-cell .tb-val .unit { font-size: 14px; color: var(--ink-mute); margin-left: 4px; font-weight: 500; }
  .tb-cell .tb-sub { font-size: 11px; color: var(--ink-mute); margin-top: 12px; line-height: 1.5; }

  .quote-actions {
    margin-top: 40px;
    display: flex;
    gap: 16px;
    justify-content: flex-end;
    flex-wrap: wrap;
  }
  .quote-note {
    margin-top: 32px;
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-left: 3px solid var(--green);
    border-radius: 4px;
    font-size: 13px;
    color: var(--ink-soft);
    line-height: 1.7;
  }
  .quote-note strong { color: var(--ink); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; font-size: 12px; display: block; margin-bottom: 6px; }

  /* Status banner — shown after submit to confirm email/PDF status */
  .status-banner {
    margin-bottom: 32px;
    padding: 20px 28px;
    border-radius: 4px;
    border: 1px solid var(--line-strong);
    background: var(--bg-card);
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--ink-soft);
  }
  .status-banner .status-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    flex-shrink: 0;
    color: var(--bg-deep);
  }
  .status-banner.success { border-color: #4A7A5C; background: rgba(74,122,92,0.08); }
  .status-banner.success .status-icon { background: #6FAF82; }
  .status-banner.success .status-text strong { color: #C8E6CC; }
  .status-banner.warn { border-color: #8A6B3C; background: rgba(138,107,60,0.08); }
  .status-banner.warn .status-icon { background: #D4A857; }
  .status-banner.warn .status-text strong { color: #F0D9A6; }
  .status-banner.pending { border-color: var(--line-strong); }
  .status-banner.pending .status-icon { background: var(--ink-mute); color: var(--bg); }
  .status-banner .status-text { flex: 1; }
  .status-banner .status-text > strong { display: block; font-weight: 700; font-size: 13px; letter-spacing: 0.04em; color: var(--ink); margin-bottom: 2px; }

  /* Loader spinner for pending state */
  @keyframes spin { to { transform: rotate(360deg); } }
  .status-banner.pending .status-icon {
    background: transparent;
    border: 2px solid var(--line-strong);
    border-top-color: var(--ink);
    animation: spin 0.8s linear infinite;
  }
  .status-banner.pending .status-icon::before { content: ""; }

  /* -------------------------------------------
     FOOTER
  ------------------------------------------- */
  footer {
    padding: 56px 0 32px;
    border-top: 1px solid var(--line);
    margin-top: 100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    font-size: 11px;
    color: var(--ink-mute);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    flex-wrap: wrap;
  }
  footer a { color: var(--ink-mute); text-decoration: none; transition: color 0.2s; }
  footer a:hover { color: var(--green); }

  /* Hide builder when quote is shown */
  body.quote-mode .topbar,
  body.quote-mode header.hero,
  body.quote-mode .catalogue,
  body.quote-mode .section-tag,
  body.quote-mode .form-section,
  body.quote-mode .summary-bar { display: none !important; }

  /* Animations */
  @keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
  .fade-up { animation: fadeUp 0.9s cubic-bezier(.2,.8,.2,1) both; }

  /* -------------------------------------------
     RESPONSIVE
  ------------------------------------------- */
  @media (max-width: 880px) {
    .wrap { padding: 0 20px 80px; }
    .topbar { padding: 20px 0; }
    .topbar-meta { display: none; }
    header.hero { padding: 56px 0 48px; }
    .hero-meta { grid-template-columns: 1fr; gap: 32px; }
    .hero-stats { justify-content: flex-start; }
    .hero-stats div { text-align: left; }
    .card, .card.flip { grid-template-columns: 1fr; gap: 24px; }
    .card.flip .card-img-wrap { order: 0; }
    .card.flip .card-body { order: 1; }
    .card.has-qty::before { left: -20px; width: 2px; }
    .card-name { font-size: 28px; }
    .summary-bar {
      grid-template-columns: 1fr;
      gap: 12px;
      padding: 14px 18px;
      bottom: 8px;
    }
    .sb-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .sb-stat .sb-val { font-size: 18px; white-space: nowrap; }
    .summary-bar .btn { padding: 14px 18px; font-size: 11px; width: 100%; justify-content: center; }
    .form-section { padding: 36px 24px; }
    .form-grid { grid-template-columns: 1fr; gap: 28px; }
    .form-cta { flex-direction: column; align-items: stretch; }
    .form-cta .btn { width: 100%; justify-content: center; }
    .qi { grid-template-columns: 1fr; gap: 16px; padding: 24px 0; }
    .qi-img { max-width: 280px; aspect-ratio: 16/10; }
    .qi-line { flex-direction: column; gap: 6px; }
    .qi-totals { text-align: left; }
    .totals-block { grid-template-columns: 1fr; gap: 28px; padding: 32px 24px; }
    .quote-banner { grid-template-columns: 1fr; gap: 16px; padding: 32px 28px; }
    .quote-banner .qb-meta { text-align: left; }
    .section-tag { padding: 48px 0 24px; margin-bottom: 32px; flex-direction: column; align-items: flex-start; gap: 8px; }
    .section-tag .num { font-size: 40px; }
    .section-tag h2 { font-size: 18px; }
  }

  /* PRINT */
  @media print {
    body { background: white; color: black; }
    body::before { display: none; }
    .topbar, header.hero, .catalogue, .section-tag, .form-section, footer, .quote-actions, .summary-bar { display: none !important; }
    .quote-view { padding: 0; }
    .quote-banner { background: black !important; color: white !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
    .client-card, .totals-block, .quote-note { background: white; border: 1px solid #ccc; color: black; }
    .qi { color: black; }
    .qi-name, .qi-totals .qi-sub { color: black; }
    .qi-desc { color: #333; }
    .qi-totals .qi-qty { color: #555555; }
    .totals-block .tb-val { color: black !important; -webkit-text-fill-color: black !important; background: none !important; }
    .qi { break-inside: avoid; }
  }