/* ── TRUST BAR ── */
  .trust-bar {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 28px 48px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }
  .trust-bar:has(.trust-item:nth-child(5)) {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
  .trust-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 24px;
    border-right: 1px solid var(--border);
    color: inherit;
    text-decoration: none;
  }
  .trust-item:first-child { padding-left: 0; }
  .trust-item:last-child { border-right: none; }
  .trust-icon-svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
  }
  .trust-icon-svg svg {
    width: 24px;
    height: 24px;
    stroke: var(--pink-text);
  }
  .trust-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--gray);
    line-height: 1.5;
  }
  .trust-label strong {
    display: block;
    color: var(--white);
    font-weight: 500;
    margin-bottom: 2px;
  }

  /* ── COMPARISON SECTION ── */
  .comparison-section {
    padding: 100px 48px;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
  }
  .comparison-intro {
    max-width: 680px;
    font-size: 18px;
    line-height: 1.75;
    color: var(--gray-light);
    font-weight: 300;
    margin: 0 auto 48px;
  }
  .comparison-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
  }
  .comparison-card {
    background: var(--surface);
    border: 1px solid var(--border);
    text-align: left;
    padding: 36px 28px;
    position: relative;
    transition: border-color var(--transition);
  }
  .comparison-card:hover { border-color: rgba(255,255,255,0.15); }
  .comparison-card-highlight {
    border-color: var(--pink-text);
    background: rgba(219,38,108,0.04);
  }
  .comparison-card-highlight:hover { border-color: var(--pink-text); }
  .comparison-card-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    background: var(--pink-hover);
    color: #fff;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .15em;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
  }
  .comparison-card-header {
    font-family: var(--serif);
    font-size: 24px;
    font-weight: 300;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
  }
  .comparison-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--gray-light);
    font-weight: 300;
  }
  .comparison-list li svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 1px;
  }
  .comparison-neg svg { stroke: var(--gray); }
  .comparison-neutral svg { stroke: var(--gray); }
  .comparison-pos svg { stroke: var(--pink); }
  .comparison-pos { color: var(--white); }

  .format-section {
    max-width: none;
    padding: clamp(82px, 8vw, 118px) clamp(20px, 5vw, 64px);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background:
      linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
      linear-gradient(180deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
      linear-gradient(135deg, #080808 0%, #100b10 48%, #190814 100%);
    background-size: 72px 72px, 72px 72px, auto;
    overflow: hidden;
  }

  .format-section .comparison-inner {
    max-width: 1160px;
    margin: 0 auto;
  }

  .format-section .section-title {
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
  }

  .format-section .comparison-intro {
    max-width: 760px;
    margin-bottom: 42px;
    color: rgba(248, 248, 248, 0.72);
  }

  .format-grid {
    grid-template-columns: minmax(0, 1.08fr) repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .format-card {
    min-height: 100%;
    padding: 30px;
    border-color: rgba(255, 255, 255, 0.11);
    border-radius: 8px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.018)),
      rgba(8, 8, 8, 0.86);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.24);
  }

  .format-card.comparison-card-highlight {
    border-color: rgba(255, 90, 158, 0.72);
    background:
      linear-gradient(180deg, rgba(219, 38, 108, 0.14), rgba(255, 255, 255, 0.024)),
      rgba(12, 8, 12, 0.92);
    box-shadow: 0 28px 82px rgba(219, 38, 108, 0.14);
  }

  .format-card:hover {
    border-color: rgba(255, 90, 158, 0.58);
  }

  .format-card-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    margin-bottom: 22px;
    padding: 0 10px;
    border: 1px solid rgba(255, 90, 158, 0.34);
    border-radius: 999px;
    background: rgba(219, 38, 108, 0.08);
    color: #ff6aa8;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }

  .format-card .comparison-card-badge {
    position: static;
    transform: none;
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    margin-bottom: 22px;
    padding: 0 14px;
    border-radius: 999px;
    background: #db266c;
    box-shadow: 0 0 26px rgba(219, 38, 108, 0.34);
  }

  .format-icon {
    width: 82px;
    height: 82px;
    display: grid;
    place-items: center;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 90, 158, 0.34);
    border-radius: 50%;
    background: rgba(219, 38, 108, 0.09);
    color: #ff4f98;
    box-shadow: 0 0 34px rgba(219, 38, 108, 0.18);
  }

  .format-icon svg {
    width: 58px;
    height: 58px;
    stroke: currentColor;
    stroke-width: 2.1;
    stroke-linecap: round;
    stroke-linejoin: round;
    overflow: visible;
    filter: drop-shadow(0 0 10px rgba(255, 90, 158, 0.26));
  }

  .format-icon-soft {
    fill: rgba(255, 90, 158, 0.16);
    stroke: currentColor;
  }

  .format-card .comparison-card-header {
    margin-bottom: 12px;
    padding-bottom: 16px;
    color: #fff;
    border-bottom-color: rgba(255, 255, 255, 0.10);
  }

  .format-copy {
    min-height: 72px;
    margin: 0 0 22px;
    color: rgba(248, 248, 248, 0.66);
    font-size: 15px;
    line-height: 1.7;
  }

  .format-card .comparison-list {
    gap: 13px;
  }

  .format-card .comparison-list li {
    color: rgba(248, 248, 248, 0.74);
    font-size: 13px;
    line-height: 1.55;
  }

  .format-card .comparison-pos svg {
    stroke: #ff5a9e;
    filter: drop-shadow(0 0 6px rgba(255, 90, 158, 0.35));
  }

  .format-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 34px;
  }

  .format-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 50px;
    padding: 0 24px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    color: #fff;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  }

  .format-action:visited {
    color: #fff;
  }

  .format-action:hover {
    border-color: rgba(255, 90, 158, 0.68);
    background: rgba(219, 38, 108, 0.08);
    transform: translateY(-2px);
  }

  .format-action-primary {
    border-color: transparent;
    background: #db266c;
    box-shadow: 0 18px 42px rgba(219, 38, 108, 0.24);
  }

  .format-action-primary:hover {
    background: #c42160;
  }

  /* ── HOW IT WORKS SECTION ── */
  .how-section {
    padding: 92px 48px 108px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background:
      radial-gradient(circle at 15% 18%, rgba(219,38,108,0.16), transparent 32%),
      linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0) 52%),
      var(--deep);
    overflow: hidden;
  }
  .how-inner {
    max-width: 1120px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
  }
  .how-inner .section-title { margin-bottom: 44px; }
  .how-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    position: relative;
  }
  .how-card {
    background:
      linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.018)),
      var(--surface);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 26px 24px 30px;
    position: relative;
    text-align: left;
    overflow: hidden;
    min-height: 292px;
    transition: border-color var(--transition), transform var(--transition), background var(--transition);
  }
  .how-card::before {
    content: '';
    position: absolute;
    inset: 0 0 auto;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255,90,158,0.95), transparent);
  }
  .how-card::after {
    content: '';
    position: absolute;
    right: 18px;
    top: 18px;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.06);
    background: radial-gradient(circle, rgba(255,90,158,0.16), transparent 62%);
    pointer-events: none;
  }
  .how-card:hover {
    border-color: rgba(255,90,158,0.45);
    background:
      linear-gradient(180deg, rgba(219,38,108,0.075), rgba(255,255,255,0.018)),
      var(--surface);
    transform: translateY(-5px);
  }
  .how-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
  }
  .how-step {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .2em;
    color: var(--pink-text);
    border: 1px solid rgba(255,90,158,0.28);
    border-radius: 999px;
    padding: 7px 10px;
    background: rgba(219,38,108,0.08);
  }
  .how-icon {
    width: 76px;
    height: 76px;
    display: grid;
    place-items: center;
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.13);
    background:
      radial-gradient(circle at 34% 26%, rgba(255,255,255,0.22), transparent 24%),
      linear-gradient(135deg, rgba(219,38,108,0.95), rgba(219,38,108,0.38) 52%, rgba(255,255,255,0.04));
    box-shadow: 0 22px 42px rgba(219,38,108,0.18), inset 0 0 0 1px rgba(255,255,255,0.06);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
  }
  .how-card:hover .how-icon {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 26px 54px rgba(219,38,108,0.26), inset 0 0 0 1px rgba(255,255,255,0.12);
  }
  .how-icon::before {
    content: '';
    position: absolute;
    inset: 9px;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: calc(var(--radius) - 1px);
  }
  .how-icon::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    right: 13px;
    top: 13px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 18px rgba(255,255,255,0.75);
  }
  .how-icon svg {
    width: 42px;
    height: 42px;
    stroke: #fff;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 8px 14px rgba(0,0,0,0.35));
  }
  .how-title {
    font-family: var(--serif);
    font-size: 31px;
    font-weight: 300;
    margin: 0 0 12px;
    position: relative;
    z-index: 1;
  }
  .how-desc {
    font-size: 16px;
    line-height: 1.72;
    color: var(--gray-light);
    font-weight: 300;
    position: relative;
    z-index: 1;
  }

  /* ── MINI SOCIAL PROOF STRIP ── */
  .mini-proof {
    padding: 40px 48px;
    border-bottom: 1px solid var(--border);
  }
  .mini-proof-inner {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .mini-proof-card {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--gray-light);
    font-weight: 300;
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
  }
  .mini-proof-stars {
    color: var(--pink-text);
    font-size: 12px;
    letter-spacing: 1px;
    flex-shrink: 0;
  }
  .mini-proof-quote {
    font-family: var(--serif);
    font-size: 17px;
    font-style: italic;
    color: var(--white);
    flex: 1;
  }
  .mini-proof-name {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--gray2);
    flex-shrink: 0;
  }

  /* ── SCIENCE SECTION ── */
  .science {
    padding: 120px 48px;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
  }
  .science-intro {
    max-width: 680px;
    margin: 0 auto 60px;
    text-align: center;
    font-size: 18px;
    line-height: 1.75;
    color: var(--gray-light);
    font-weight: 300;
  }
  .section-tag {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--pink-text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
  }
  .section-tag::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: var(--pink);
  }
  .section-tag::after {
    display: none;
  }
  .section-title {
    font-family: var(--serif);
    font-size: clamp(36px, 4vw, 58px);
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: -.02em;
    margin-bottom: 60px;
    max-width: 700px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }
  .section-title em { font-style: italic; color: var(--pink-text); }

  .receptor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    margin-bottom: 80px;
  }
  .receptor-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 40px 32px;
    position: relative;
    overflow: hidden;
    text-align: left;
  }
  .receptor-card:hover { border-color: var(--pink-text); }
  .receptor-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: transparent;
    transition: background var(--transition);
  }
  .receptor-card:hover::before { background: var(--pink); }
  .receptor-num {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .2em;
    color: var(--pink-text);
    margin-bottom: 20px;
  }
  .receptor-name {
    font-family: var(--serif);
    font-size: 26px;
    font-weight: 300;
    margin: 0 0 8px;
  }
  .receptor-abbr {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--pink-text);
    margin-bottom: 20px;
    letter-spacing: .1em;
  }
  .receptor-desc {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray);
    font-weight: 300;
  }

  /* DATA STATS */
  .data-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
  }
  .data-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 48px 40px;
    text-align: center;
  }
  .data-num {
    font-family: var(--serif);
    font-size: clamp(48px, 5vw, 72px);
    font-weight: 300;
    color: var(--pink-text);
    line-height: 1;
    margin-bottom: 8px;
  }
  .data-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--gray);
    line-height: 1.6;
  }

  /* ── PRODUCT DETAIL ── */
  .product-detail {
    padding: 120px 48px;
    background: var(--deep);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .detail-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
  }
  .detail-specs-list {
    list-style: none;
    margin-bottom: 32px;
  }
  .detail-specs-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    font-size: 17px;
  }
  .detail-specs-list li:last-child { border-bottom: none; }
  .spec-key {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--gray);
  }
  .spec-val {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--white);
    text-align: right;
  }
  .spec-val.highlight { color: var(--pink-text); }

  /* Collapsible box contents */
  .contents-details {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
  }
  .contents-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    cursor: pointer;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--pink-text);
    list-style: none;
  }
  .contents-summary::-webkit-details-marker { display: none; }
  .contents-summary .chevron {
    width: 14px;
    height: 14px;
    stroke: var(--gray);
    transition: transform var(--transition-fast);
  }
  .contents-details[open] .contents-summary .chevron { transform: rotate(180deg); }
  .contents-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 0 24px 20px;
  }
  .contents-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 17px;
    color: var(--gray-light);
    font-weight: 300;
  }
  .contents-list li::before {
    content: '\2192';
    color: var(--pink-text);
    font-family: var(--mono);
    font-size: 12px;
    flex-shrink: 0;
  }

  .product-detail .section-tag { justify-content: flex-start; }
  .product-detail .section-tag::before { display: none; }
  .product-detail .section-tag::after { content: ''; display: block; flex: 1; height: 1px; background: var(--border); max-width: 200px; }
  .product-detail .section-title { text-align: left; margin-left: 0; margin-right: 0; }
  .detail-right .section-title { margin-bottom: 32px; }
  .detail-right p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--gray);
    margin-bottom: 24px;
    font-weight: 300;
  }

  /* dosing visual */
  .dosing-visual {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 28px;
    margin-top: 40px;
  }
  .dosing-title {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--pink-text);
    margin-bottom: 20px;
  }
  .dosing-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
  }
  .dosing-row:last-child { border-bottom: none; }
  .dosing-key { font-family: var(--mono); font-size: 10px; color: var(--gray); letter-spacing: .1em; text-transform: uppercase; }
  .dosing-val { font-family: var(--mono); font-size: 13px; color: var(--white); }
  .dosing-val .pink { color: var(--pink-text); }

  /* ── PRICING SECTION ── */
  .pricing-section {
    padding: 100px 48px;
    border-top: 1px solid var(--border);
  }
  .pricing-inner {
    max-width: 960px;
    margin: 0 auto;
    text-align: center;
  }
  .pricing-inner .section-tag { justify-content: center; }
  .pricing-inner .section-tag::after { display: none; }
  .pricing-inner .section-tag::before { content: ''; display: block; width: 32px; height: 1px; background: var(--pink); }
  .pricing-inner .section-title { max-width: 100%; text-align: center; margin: 0 auto 48px; }
  .pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    margin-bottom: 32px;
    text-align: center;
  }
  .pricing-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 40px 28px 36px;
    position: relative;
    transition: border-color var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
  }
  .pricing-card:hover {
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-4px);
  }
  .pricing-card-best {
    border-color: var(--pink-text);
    background: rgba(219,38,108,0.04);
  }
  .pricing-card-best:hover {
    border-color: var(--pink-text);
    box-shadow: 0 8px 32px rgba(219,38,108,0.15);
  }
  .pricing-card-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    background: var(--pink-hover);
    color: #fff;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .15em;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
  }
  .pricing-card-qty {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--pink-text);
    margin-bottom: 16px;
  }
  .pricing-card-price {
    font-family: var(--serif);
    font-size: 40px;
    font-weight: 300;
    margin-bottom: 4px;
  }
  .pricing-card-per {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--gray);
    margin-bottom: 8px;
  }
  .pricing-card-save {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--pink-text);
    letter-spacing: .1em;
    margin-bottom: 20px;
  }
  .pricing-card-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    background: transparent;
    color: var(--white);
    border: 1px solid var(--border2);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 0 28px;
    border-radius: 999px;
    cursor: pointer;
    white-space: nowrap;
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
    margin-top: auto;
  }
  .pricing-card-btn:hover {
    border-color: var(--pink-text);
    color: var(--pink-text);
    background: var(--pink-glow);
  }
  .pricing-card-best .pricing-card-btn {
    background: var(--pink, #db266c);
    border-color: var(--pink, #db266c);
    color: #fff;
  }
  .pricing-card-best .pricing-card-btn:hover {
    background: var(--pink-hover, #c01f5c);
  }
  .pricing-card-btn:visited { color: var(--white); }
  .pricing-card-best .pricing-card-btn:visited { color: #fff; }
  .pricing-footer {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .08em;
    color: var(--gray);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
  }
  .pricing-divider { color: var(--border2); }

  /* ── FINAL CTA ── */
  .final-cta {
    padding: 80px 48px;
    text-align: center;
    border-top: 1px solid var(--border);
    background: var(--deep);
  }
  .final-cta-inner {
    max-width: 700px;
    margin: 0 auto;
  }
  .final-cta-title {
    font-family: var(--serif);
    font-size: clamp(32px, 3.5vw, 50px);
    font-weight: 300;
    margin-bottom: 32px;
  }
  .final-cta-signals {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 32px;
    flex-wrap: wrap;
  }
  .final-cta-signals span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gray);
  }
  .final-cta-signals svg {
    width: 16px;
    height: 16px;
    stroke: var(--pink-text);
  }

  /* ── BULK STRIP ── */
  .bulk-strip {
    padding: 32px 48px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .bulk-strip-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }
  .bulk-strip-text {
    font-size: 17px;
    color: var(--gray-light);
    font-weight: 300;
  }
  .bulk-strip-text strong {
    color: var(--white);
    font-weight: 500;
  }
  .bulk-strip-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
  }
  .btn-telegram {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #0D6EAD;
    color: #fff;
    border: none;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    min-height: 52px;
    padding: 0 28px;
    cursor: pointer;
    border-radius: 999px;
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
    text-decoration: none;
    white-space: nowrap;
  }
  .btn-telegram:hover {
    background: #0A5B8F;
    transform: translateY(-1px);
  }
  .bulk-strip-link {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gray);
    text-decoration: none;
    transition: color var(--transition-fast);
    white-space: nowrap;
  }
  .bulk-strip-link:visited { color: var(--gray); }
  .bulk-strip-link:hover { color: var(--pink-text); }

  /* ── COA SECTION ── */
  .coa-section {
    padding: 120px 48px;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
  }
  .coa-section .section-tag { justify-content: center; }
  .coa-section .section-tag::after { display: none; }
  .coa-section .section-tag::before { content: ''; display: block; width: 32px; height: 1px; background: var(--pink); }
  .coa-section .section-title { max-width: 100%; text-align: center; margin: 0 auto 16px; }
  .coa-desc {
    font-size: 17px;
    color: var(--gray);
    margin-bottom: 48px;
    font-weight: 300;
    line-height: 1.7;
  }
  .coa-desc a { color: var(--pink-text); text-decoration: underline; text-underline-offset: 2px; }
  .coa-desc a:visited { color: var(--pink-text); }
  .coa-image-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    display: inline-block;
    position: relative;
    overflow: hidden;
    cursor: zoom-in;
  }
  .coa-image-wrap::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--pink), transparent);
  }
  .coa-image-wrap img {
    max-width: 100%;
    width: 520px;
    height: auto;
    border-radius: var(--radius-sm);
    display: block;
  }
  .coa-meta {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 32px;
    flex-wrap: wrap;
  }
  .coa-meta-item {
    text-align: center;
  }
  .coa-meta-label {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--gray2);
    margin-bottom: 4px;
  }
  .coa-meta-value {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--white);
    font-weight: 500;
  }
  .coa-meta-value.pink { color: var(--pink-text); }

  /* ── COA CARDS (side-by-side flagship + highest-purity batches) ── */
  .coa-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 820px;
    margin: 0 auto;
  }
  .coa-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), transform var(--transition);
  }
  .coa-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--pink), transparent);
  }
  .coa-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
  }
  .coa-card-img-wrap {
    padding: 24px 24px 20px;
  }
  .coa-card-img-wrap img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    display: block;
  }
  .coa-card-meta {
    padding: 0 20px 24px;
    text-align: center;
  }
  .coa-card-product {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--gray-light);
    margin-bottom: 12px;
  }
  .coa-card-purity {
    font-family: var(--serif);
    font-size: 32px;
    color: var(--pink-text);
    letter-spacing: -.01em;
    line-height: 1;
    margin-bottom: 10px;
  }
  .coa-card-purity span {
    display: block;
    margin-top: 6px;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--gray);
  }
  .coa-card-batch {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .08em;
    color: var(--gray);
    margin-bottom: 14px;
  }
  .coa-card-link {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--pink-text);
    font-weight: 500;
  }

  /* ── SOCIAL PROOF SECTION ── */
  .proof-section {
    padding: 120px 48px;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
  }
  .proof-section .section-tag { justify-content: center; }
  .proof-section .section-tag::after { display: none; }
  .proof-section .section-tag::before { content: ''; display: block; width: 32px; height: 1px; background: var(--pink); }
  .proof-section .section-title { max-width: 100%; text-align: center; margin: 0 auto 16px; }
  .proof-subtitle {
    font-size: 17px;
    color: var(--gray);
    margin-bottom: 56px;
    font-weight: 300;
    line-height: 1.7;
  }
  .proof-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    text-align: left;
  }
  .proof-grid--compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 760px;
    margin: 0 auto;
  }
  .proof-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 28px 24px 24px;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: border-color var(--transition);
  }
  .proof-card:hover {
    border-color: var(--pink-text);
  }
  .proof-stars {
    font-size: 14px;
    color: var(--pink-text);
    letter-spacing: 2px;
  }
  .proof-quote {
    font-family: var(--serif);
    font-size: 17px;
    font-weight: 300;
    color: var(--white);
    line-height: 1.5;
    flex: 1;
  }
  .proof-attribution {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--gray2);
    padding-top: 16px;
    border-top: 1px solid var(--border);
  }

  /* ── FOOTER ── */
  footer {
    border-top: 1px solid var(--border);
    padding: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
  }
  .footer-logo {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--gray);
  }
  .footer-logo a { color: inherit; text-decoration: none; }
  .footer-logo span { color: var(--pink-text); }
  .footer-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }
  .footer-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.02);
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .15em;
    line-height: 1;
    text-transform: uppercase;
    color: var(--gray2);
    text-decoration: none;
    transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
  }
  .footer-links a:visited { color: var(--gray2); }
  .footer-links a:hover { color: var(--pink-text); border-color: var(--pink-text); background: var(--pink-soft); transform: translateY(-1px); }
  .footer-social { display: flex; gap: 16px; align-items: center; }
  .footer-social a { color: var(--gray2); transition: color var(--transition-fast); display: flex; align-items: center; }
  .footer-social a:visited { color: var(--gray2); }
  .footer-social a:hover { color: var(--pink-text); }
  .footer-brand {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--gray2);
    letter-spacing: .05em;
    margin-bottom: 6px;
  }
  .footer-formerly {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--gray2);
    letter-spacing: .05em;
    margin-bottom: 6px;
  }
  .footer-ruo {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--gray2);
    letter-spacing: .1em;
  }

  /* ── RESEARCH VIALS LIBRARY ── */
  .vial-library {
    padding: 56px clamp(24px, 5vw, 64px) 24px;
  }
  .vial-library-inner {
    max-width: 1080px;
    margin: 0 auto;
  }
  .vial-library .section-tag {
    justify-content: center;
    text-align: center;
  }
  .vial-library .section-tag::after {
    display: none;
  }
  .vial-library .section-tag::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: var(--pink);
  }
  .vial-library .section-title {
    max-width: 100%;
    text-align: center;
    margin: 0 auto 10px;
  }
  .vial-library-intro {
    max-width: 660px;
    margin: 0 auto 28px;
    color: var(--gray);
    font-size: 15px;
    font-weight: 300;
    line-height: 1.75;
    text-align: center;
  }
  .vial-icon-defs {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
  }
  .vial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 12px;
  }
  .vial-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    min-height: 104px;
    padding: 16px 18px 16px 16px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    background: rgba(255,255,255,0.012);
    color: #e8e8ed;
    text-decoration: none;
    transition: border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
  }
  .vial-card:visited {
    color: #e8e8ed;
  }
  .vial-card:hover {
    border-color: rgba(255,90,158,0.58);
    background: rgba(219,38,108,0.055);
    transform: translateY(-1px);
  }
  .vial-card-icon {
    flex: 0 0 46px;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border: 1px solid rgba(255,90,158,0.28);
    border-radius: 8px;
    background: radial-gradient(circle at 50% 45%, rgba(255,90,158,0.16), rgba(219,38,108,0.04) 52%, rgba(255,255,255,0.02) 100%);
    color: var(--pink-text);
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
  }
  .vial-card:hover .vial-card-icon {
    border-color: rgba(255,90,158,0.72);
    background: radial-gradient(circle at 50% 45%, rgba(255,90,158,0.24), rgba(219,38,108,0.08) 56%, rgba(255,255,255,0.025) 100%);
    color: #fff;
  }
  .vial-icon {
    display: block;
    width: 31px;
    height: 31px;
    overflow: visible;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }
  .vial-icon .vial-fill {
    fill: currentColor;
    stroke: none;
  }
  .vial-card-copy {
    min-width: 0;
    padding-top: 1px;
  }
  .vial-card-title {
    display: block;
    margin-bottom: 4px;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.35;
    color: var(--white);
  }
  .vial-card-compound {
    color: var(--pink-text);
    text-shadow: 0 0 10px rgba(255,90,158,0.42), 0 0 18px rgba(219,38,108,0.22);
  }
  .vial-card-desc {
    display: block;
    color: var(--gray);
    font-size: 13px;
    font-weight: 300;
    line-height: 1.45;
  }
  .vial-library-cta {
    margin-top: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
  }
  .vial-library-link {
    font-family: var(--mono);
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pink-text);
    text-decoration: none;
  }
  .vial-library-link:visited {
    color: var(--pink-text);
  }
  .vial-library-link:hover {
    color: #fff;
  }
  @media (max-width: 768px) {
    .vial-library {
      padding: 48px 24px 20px;
    }
    .vial-library-intro {
      margin-bottom: 24px;
      font-size: 14px;
      line-height: 1.7;
    }
    .vial-grid {
      grid-template-columns: 1fr;
      gap: 10px;
    }
    .vial-card {
      min-height: 96px;
      padding: 14px;
      gap: 12px;
    }
    .vial-card-icon {
      flex-basis: 44px;
      width: 44px;
      height: 44px;
    }
    .vial-icon {
      width: 29px;
      height: 29px;
    }
  }
  @media (max-width: 420px) {
    .vial-library {
      padding-left: 18px;
      padding-right: 18px;
    }
    .vial-card {
      align-items: center;
      min-height: 92px;
      padding: 12px;
      gap: 10px;
    }
    .vial-card-icon {
      flex-basis: 40px;
      width: 40px;
      height: 40px;
      border-radius: 7px;
    }
    .vial-icon {
      width: 27px;
      height: 27px;
    }
    .vial-card-title {
      font-size: 14px;
      line-height: 1.3;
    }
    .vial-card-desc {
      font-size: 12.5px;
      line-height: 1.38;
    }
  }

  /* ── GUIDES SECTION ── */
  .research-section {
    padding: 80px 48px;
    border-top: 1px solid var(--border);
    text-align: center;
  }
  .research-inner {
    max-width: 960px;
    margin: 0 auto;
  }
  .research-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 40px;
  }
  .research-grid--compact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .research-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 28px 28px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    text-align: left;
    color: inherit;
    transition: border-color var(--transition), background var(--transition);
    min-height: 180px;
  }
  .research-card:visited { color: inherit; }
  .research-card:hover {
    border-color: var(--pink-text);
    background: var(--deep);
  }
  .research-card-label {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--pink-text);
    margin-bottom: 10px;
  }
  .research-card-title {
    font-family: var(--serif);
    font-size: 21px;
    font-weight: 300;
    color: var(--white);
    margin-bottom: 8px;
    line-height: 1.25;
  }
  .research-card-desc {
    font-size: 13px;
    color: var(--gray);
    font-weight: 300;
    line-height: 1.6;
    flex: 1;
  }
  .research-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
  }
  .research-card-type {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--gray2);
  }
  .research-card-arrow {
    color: var(--pink-text);
    font-size: 14px;
    opacity: 0;
    transition: opacity var(--transition), transform var(--transition);
    transform: translateX(-4px);
  }
  .research-card:hover .research-card-arrow {
    opacity: 1;
    transform: translateX(0);
  }
  .research-view-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 36px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--pink-text);
    text-decoration: none;
    transition: gap var(--transition);
  }
  .research-view-all:visited { color: var(--pink-text); }
  .research-view-all:hover { gap: 14px; }
  .research-count {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--gray2);
    margin-top: 8px;
  }

  /* ── WHATSAPP FLOATING BUTTON ── */
  .whatsapp-float {
    position: fixed;
    bottom: var(--fab-bottom);
    right: var(--fab-right);
    width: var(--fab-size);
    height: var(--fab-size);
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 95;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    text-decoration: none;
  }
  .whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37,211,102,0.5);
  }
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
    fill: #fff;
  }
  @media (max-width: 480px) {
    /* float geometry now from :root --fab-* vars (global.css) */
    .whatsapp-float svg { width: 24px; height: 24px; }
  }

  /* ── Home FAQ ── */
  .home-faq {
    max-width: 800px;
    margin: 0 auto;
    padding: 80px 48px;
  }
  .home-faq .section-tag,
  .home-faq .section-title { text-align: center; }
  .home-faq-grid {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius);
    overflow: hidden;
  }
  .home-faq-item {
    background: var(--surface);
  }
  .home-faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    cursor: pointer;
    font-size: 17px;
    font-weight: 500;
    color: var(--white);
    list-style: none;
    transition: background var(--transition-fast);
  }
  .home-faq-item summary::-webkit-details-marker { display: none; }
  .home-faq-item summary:hover { background: rgba(255,255,255,0.02); }
  .home-faq-item summary .chevron {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    stroke: var(--gray);
    transition: transform var(--transition-fast);
  }
  .home-faq-item[open] summary .chevron { transform: rotate(180deg); }
  .home-faq-answer {
    padding: 0 24px 18px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--gray-light);
  }
  .home-faq-answer a { color: var(--pink-text); text-decoration: underline; text-underline-offset: 2px; }
  .home-faq-answer a:visited { color: var(--pink-text); }
  .home-faq-link {
    display: block;
    text-align: center;
    margin-top: 24px;
    font-size: 13px;
    color: var(--pink-text);
    text-decoration: none;
    font-weight: 500;
  }
  .home-faq-link:visited { color: var(--pink-text); }
  .home-faq-link:hover { text-decoration: underline; }
  @media (max-width: 768px) {
    .home-faq { padding: 60px 24px; }
  }

  /* ── Profile widget menu hover ── */
  .pw-menu-link:hover { background: rgba(219,38,108,0.08) !important; color: var(--pink-text) !important; }

  /* ── COA MODAL ── */
  .coa-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    padding: 24px;
  }
  .coa-modal-overlay.open { display: flex; }
  .coa-modal-overlay img {
    width: auto;
    height: auto;
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    display: block;
    border-radius: var(--radius);
    box-shadow: 0 0 60px rgba(219,38,108,0.2);
    cursor: default;
  }
  .coa-modal-close {
    position: fixed;
    top: 24px;
    right: 24px;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2001;
    transition: background var(--transition-fast);
  }
  .coa-modal-close:hover { background: rgba(255,255,255,0.2); }
  .coa-modal-close svg { width: 18px; height: 18px; stroke: #fff; fill: none; stroke-width: 2; }

  /* ── TOAST ── */
  .toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: var(--surface);
    border: 1px solid var(--pink);
    border-radius: var(--radius-sm);
    padding: 16px 24px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: .1em;
    color: var(--white);
    z-index: 1001;
    transform: translateY(100px);
    opacity: 0;
    transition: transform .3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity .3s cubic-bezier(0.34, 1.56, 0.64, 1);
    max-width: 320px;
  }
  .toast.show { transform: translateY(0); opacity: 1; }

  /* ── ANIMATIONS (mobile: no fade — show content immediately) ── */
  .fade-in {
    opacity: 1;
    transform: none;
    animation: none;
  }

  /* ── HAMBURGER ── */
  .nav-hamburger { display:none; background:none; border:1px solid var(--border2); border-radius:2px; width:44px; height:44px; cursor:pointer; align-items:center; justify-content:center; padding:0; flex-shrink:0; color:var(--white); }
  .nav-hamburger:hover { border-color:var(--pink-text); color:var(--pink-text); }
  .nav-hamburger .ham-top, .nav-hamburger .ham-mid, .nav-hamburger .ham-bot { transition:transform var(--transition),opacity var(--transition); transform-origin:center; }
  .nav-hamburger.open .ham-top { transform:translate(0,6px) rotate(45deg); }
  .nav-hamburger.open .ham-mid { opacity:0; }
  .nav-hamburger.open .ham-bot { transform:translate(0,-6px) rotate(-45deg); }

  /* orphaned hero-* selectors removed — homepage now uses home-hero-* */

  /* ── CONTACT TRUST BLOCK (pre-footer) ── */
  .contact-trust-block {
    padding: 48px clamp(24px,5vw,64px);
    border-top: 1px solid var(--border);
  }
  .contact-trust-inner {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
    text-align: center;
  }
  .contact-trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
  .contact-trust-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--gray);
  }
  .contact-trust-value {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--white);
    letter-spacing: .02em;
  }
  .contact-trust-value a {
    color: var(--pink-text);
    text-decoration: none;
    border-bottom: 1px solid rgba(255,90,158,0.3);
  }
  .contact-trust-value a:visited { color: var(--pink-text); }
  .contact-trust-value a:hover { border-color: var(--pink-text); }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    .hero { padding: 16px clamp(16px, 5vw, 24px) 14px; min-height: auto; grid-template-columns: 1fr; text-align: center; gap: clamp(6px, 2vw, 10px); justify-items: center; }
    .trust-bar,
    .trust-bar:has(.trust-item:nth-child(5)) { grid-template-columns: 1fr 1fr; padding: 20px 24px; gap: 14px; }
    .trust-item { border-right: none; padding: 0; }
    .pricing-card-price { font-size: clamp(24px, 7vw, 30px); }
    .comparison-section { padding: 60px 24px; }
    .comparison-grid { grid-template-columns: 1fr; gap: 16px; }
    .comparison-card-highlight { order: -1; }
    .format-section { padding: 72px 24px; }
    .format-section .comparison-intro { margin-bottom: 34px; }
    .format-copy { min-height: 0; }
    .format-card { padding: 28px; }
    .format-actions { align-items: stretch; }
    .format-action { width: 100%; }
    .how-section { padding: 70px 24px 76px; }
    .how-grid { grid-template-columns: 1fr; gap: 16px; }
    .how-inner .section-title { margin-bottom: 34px; }
    .how-card { min-height: auto; padding: 24px 22px 28px; }
    .how-card::after { width: 82px; height: 82px; top: 16px; right: 16px; }
    .how-card-top { margin-bottom: 22px; }
    .how-icon { width: 68px; height: 68px; }
    .how-icon svg { width: 38px; height: 38px; }
    .mini-proof { padding: 32px 24px; }
    .mini-proof-inner { grid-template-columns: 1fr; }
    .mini-proof-card { flex-wrap: wrap; }
    .science { padding: 80px 24px; }
    .receptor-grid { grid-template-columns: 1fr; }
    .data-row { grid-template-columns: 1fr; }
    .product-detail { padding: 80px 24px; }
    .detail-inner { grid-template-columns: 1fr; gap: 48px; }
    .coa-section { padding: 80px 24px; }
    .coa-image-wrap { padding: 20px; }
    .coa-image-wrap img { width: 100%; }
    .coa-cards { grid-template-columns: 1fr; gap: 20px; max-width: 420px; }
    .coa-card-img-wrap { padding: 18px 18px 14px; }
    .coa-card-meta { padding: 0 18px 20px; }
    .coa-card-purity { font-size: 28px; }
    .proof-section { padding: 80px 24px; }
    .proof-grid,
    .proof-grid--compact { grid-template-columns: 1fr; }
    .pricing-section { padding: 60px 24px; }
    .pricing-grid { grid-template-columns: 1fr; gap: 16px; }
    .pricing-card-best { order: -1; }
    .final-cta { padding: 60px 24px; }
    .final-cta-signals { flex-direction: column; gap: 16px; }
    .bulk-strip { padding: 24px; }
    .bulk-strip-inner { flex-direction: column; text-align: center; }
    .bulk-strip-actions { justify-content: center; }
    footer { padding: 32px 24px; flex-direction: column; align-items: flex-start; gap: 16px; }
    .footer-links { flex-wrap: wrap; gap: 16px; justify-content: flex-start; }
    .research-section { padding: 60px 24px; }
    .research-grid,
    .research-grid--compact { grid-template-columns: 1fr; }
    .research-card { padding: 22px 20px; min-height: auto; }
    .research-card-arrow { display: none; }
    /* Contact trust */
    .contact-trust-inner { grid-template-columns: 1fr; gap: 24px; }
    /* Footer tap targets: minimum 44px touch */
    .footer-links { gap: 0; }
    .footer-links a { padding: 12px 8px; min-height: 44px; display: inline-flex; align-items: center; font-size: 10px; }
    .footer-social { gap: 0; }
    .footer-social a { min-width: 44px; min-height: 44px; display: flex; align-items: center; justify-content: center; }
    /* Bulk strip tap targets */
    .btn-telegram { min-height: 44px; display: inline-flex; align-items: center; }
    .bulk-strip-link { min-height: 44px; display: inline-flex; align-items: center; padding: 8px 16px; }
    /* Trust bar: let last item span full width when odd count */
    .trust-bar,
    .trust-bar:has(.trust-item:nth-child(5)) { grid-template-columns: 1fr 1fr; }
    .trust-item:last-child:nth-child(odd) { grid-column: 1 / -1; justify-content: center; }
    .research-section > .research-inner > p { display: block !important; overflow: visible; font-size: 15px !important; }
    .text-brief p { font-size: 15px !important; line-height: 1.7 !important; }
    /* Reduce section vertical rhythm on mobile */
    .science-intro { font-size: 15px; margin-bottom: 32px; }
    .section-title { margin-bottom: 32px; }
    /* Mobile label scaling: bump 10px labels to 11px */
    .trust-label { font-size: 11px; }
    .contact-trust-label { font-size: 11px; }
  }
  /* ── HERO PARTICLE CANVAS ── */
  #heroParticles {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
  }

  /* Calculator banner */
  .calc-banner { border-bottom: 1px solid var(--border); padding: 0 48px; }
  .calc-banner-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 24px 0; gap: 24px; }
  .calc-banner-title { font-family: var(--serif); font-size: 20px; font-weight: 400; color: var(--white); }
  .calc-banner-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); border: 1px solid var(--border2); padding: 0 28px; border-radius: 999px; cursor: pointer; transition: transform .2s ease, border-color .2s ease, background .2s ease; white-space: nowrap; flex-shrink: 0; text-decoration: none; }
  .calc-banner-btn:visited { color: var(--white); }
  .calc-banner-btn:hover { border-color: var(--pink-text); color: var(--pink-text); background: var(--pink-soft); }
  @media (max-width: 768px) {
    .calc-banner { padding: 0 24px; }
    .calc-banner-inner { flex-direction: column; align-items: flex-start; padding: 24px 0; }
    .calc-banner-btn { width: 100%; text-align: center; }
  }

  /* ── RESEARCH CATEGORIES ── */
  .research-categories {
    position: relative;
    overflow: hidden;
    padding: 88px 48px;
    border-top: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    background:
      radial-gradient(circle at 8% 0%, rgba(219,38,108,0.18), transparent 34%),
      radial-gradient(circle at 88% 100%, rgba(219,38,108,0.12), transparent 30%),
      linear-gradient(90deg, rgba(255,255,255,0.032) 1px, transparent 1px),
      linear-gradient(180deg, rgba(255,255,255,0.024) 1px, transparent 1px),
      linear-gradient(135deg, #080808 0%, #0d0b0c 48%, #180812 100%);
    background-size: auto, auto, 72px 72px, 72px 72px, auto;
    text-align: center;
  }
  .research-categories::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      linear-gradient(180deg, rgba(8,8,8,0.18), transparent 28%, rgba(8,8,8,0.32)),
      radial-gradient(ellipse at center, transparent 0%, rgba(8,8,8,0.38) 78%);
    pointer-events: none;
  }
  .research-categories-inner {
    max-width: 960px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }
  .research-categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 40px;
  }
  .category-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    background:
      radial-gradient(circle at 18% 8%, rgba(219, 38, 108, 0.12), transparent 32%),
      linear-gradient(145deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01) 44%, rgba(219,38,108,0.04)),
      var(--surface);
    border: 1px solid var(--border);
    padding: 28px 24px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    text-align: left;
    color: inherit;
    transition: border-color var(--transition), background var(--transition), transform var(--transition);
    min-height: 244px;
    isolation: isolate;
  }
  .category-card::after {
    content: "";
    position: absolute;
    inset: auto 0 -38px 18%;
    height: 92px;
    background: radial-gradient(ellipse at center, rgba(219, 38, 108, 0.16), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition);
    z-index: -1;
  }
  .category-card:visited { color: inherit; }
  .category-card:hover {
    border-color: var(--pink-text);
    background:
      radial-gradient(circle at 18% 8%, rgba(219, 38, 108, 0.18), transparent 34%),
      linear-gradient(145deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015) 44%, rgba(219,38,108,0.08)),
      var(--deep);
    transform: translateY(-3px);
  }
  .category-card:hover::after { opacity: 1; }
  .category-card-icon {
    width: 76px;
    height: 76px;
    margin-bottom: 18px;
    line-height: 1;
  }
  .category-card-svg {
    display: block;
    width: 100%;
    height: 100%;
    color: var(--pink-text);
    filter: drop-shadow(0 20px 34px rgba(219, 38, 108, 0.14));
  }
  .category-card-plate {
    fill: rgba(255,255,255,0.025);
    stroke: rgba(255,255,255,0.12);
    stroke-width: 1;
  }
  .category-card-line,
  .category-card-soft,
  .category-card-accent,
  .category-card-spark {
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
  }
  .category-card-line {
    stroke: rgba(248,248,248,0.78);
    stroke-width: 1.65;
  }
  .category-card-soft {
    stroke: rgba(248,248,248,0.28);
    stroke-width: 1.35;
  }
  .category-card-accent {
    stroke: currentColor;
    stroke-width: 1.8;
  }
  .category-card-accent--muted {
    opacity: .62;
    stroke-width: 1.45;
  }
  .category-card-dot {
    fill: var(--pink-text);
    stroke: rgba(248,248,248,0.42);
    stroke-width: 1;
  }
  .category-card-dot--muted {
    fill: rgba(248,248,248,0.72);
    stroke: rgba(219,38,108,0.38);
  }
  .category-card-spark {
    stroke: rgba(248,248,248,0.72);
    stroke-width: 1.45;
  }
  .category-card:hover .category-card-svg {
    filter: drop-shadow(0 24px 42px rgba(219, 38, 108, 0.24));
  }
  .category-card-name {
    font-family: var(--serif);
    font-size: 21px;
    font-weight: 300;
    color: var(--white);
    margin-bottom: 8px;
    line-height: 1.25;
  }
  .category-card-desc {
    font-size: 13px;
    color: var(--gray);
    font-weight: 300;
    line-height: 1.6;
    flex: 1;
  }
  .category-card-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--pink-text);
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    transition: color var(--transition-fast);
  }
  .category-card:hover .category-card-link { color: var(--white); }
  @media (max-width: 768px) {
    .research-categories { padding: 66px 24px; }
    .research-categories-grid { grid-template-columns: 1fr; }
    .category-card { min-height: auto; }
  }

  /* (2026-07-05 mobile audit) Local .back-to-top fork removed (incl. its stray
     z-index:900) — geometry and behavior come from global.css --fab-* vars. */

  /* content-visibility: auto removed — the 600px intrinsic-size estimate
     caused CLS 0.636 on mobile when sections rendered at actual heights.
     Net perf gain was negligible on this static page. */

  /* ── A11Y: focus-visible for interactive elements ── */
  .pricing-card-btn:focus-visible,
  .btn-telegram:focus-visible,
  .bulk-strip-link:focus-visible,
  .research-card:focus-visible,
  .coa-image-wrap:focus-visible,
  .nav-hamburger:focus-visible,
  .nav-link:focus-visible,
  .whatsapp-float:focus-visible,
  .back-to-top:focus-visible,
  .calc-banner-btn:focus-visible,
  .research-view-all:focus-visible,
  .home-faq-item summary:focus-visible,
  .footer-links a:focus-visible,
  .footer-social a:focus-visible {
    outline: 2px solid var(--pink-text);
    outline-offset: 2px;
  }

  /* ── PERF: prefers-reduced-motion ── */
  @media (prefers-reduced-motion: reduce) {
    .ann-bar::before { animation: none; }
    #heroParticles { display: none; }
    .fade-in { opacity: 1 !important; transform: none !important; }
    .format-action:hover,
    .how-card:hover,
    .how-card:hover .how-icon,
    .pricing-card:hover,
    .coa-card:hover,
    .vial-card:hover,
    .category-card:hover,
    .footer-links a:hover,
    .whatsapp-float:hover,
    .calc-banner-btn:hover,
    .research-view-all:hover { transform: none; }
    .btn-telegram:hover { transform: none; }
  }