/* ── HERO ─────────────────────────────────────────────────────── */
  .hero {
    position: relative;
    margin: -8px -8px 22px;
    padding: 28px 40px 32px;
    border-radius: 20px;
    overflow: hidden;
    color: #fff;
    background: linear-gradient(135deg, #075985 0%, #1d4ed8 100%);
    box-shadow:
      0 20px 50px -16px rgba(11,30,52,.45),
      inset 0 1px 0 rgba(255,255,255,.06);
    --mx: 50%; --my: 50%;
  }

  /* Aurora layer — animated colour blobs */
  .aurora {
    position: absolute; inset: -20%;
    pointer-events: none;
    filter: blur(60px) saturate(140%);
    opacity: .85;
  }
  .aurora::before, .aurora::after, .aurora > i {
    content: ""; position: absolute;
    width: 60%; height: 70%;
    border-radius: 50%;
    mix-blend-mode: screen;
  }
  .aurora::before {
    top: -10%; left: -10%;
    background: radial-gradient(circle, rgba(14,165,233,.85) 0%, transparent 70%);
    animation: aurora1 18s ease-in-out infinite alternate;
  }
  .aurora::after {
    bottom: -10%; right: -10%;
    background: radial-gradient(circle, rgba(6,182,212,.82) 0%, transparent 70%);
    animation: aurora2 22s ease-in-out infinite alternate;
  }
  .aurora > i {
    top: 20%; left: 30%;
    background: radial-gradient(circle, rgba(191,219,254,.58) 0%, transparent 70%);
    animation: aurora3 25s ease-in-out infinite alternate;
  }
  @keyframes aurora1 {
    0%   { transform: translate(0, 0) scale(1) rotate(0deg); }
    100% { transform: translate(15%, 20%) scale(1.2) rotate(45deg); }
  }
  @keyframes aurora2 {
    0%   { transform: translate(0, 0) scale(1) rotate(0deg); }
    100% { transform: translate(-12%, -18%) scale(1.15) rotate(-30deg); }
  }
  @keyframes aurora3 {
    0%   { transform: translate(0, 0) scale(.9); opacity: .5; }
    100% { transform: translate(20%, -10%) scale(1.3); opacity: 1; }
  }

  /* Spotlight that follows cursor */
  .hero::before {
    content: ""; position: absolute; inset: 0;
    background:
      radial-gradient(circle 400px at var(--mx) var(--my), rgba(255,255,255,.12) 0%, transparent 60%);
    pointer-events: none;
    z-index: 1;
    transition: background .12s linear;
  }
  /* Grid + noise overlay */
  .hero::after {
    content: ""; position: absolute; inset: 0;
    background-image:
      linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
      url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' seed='3'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.04 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    background-size: 56px 56px, 56px 56px, 200px 200px;
    mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, #000 0%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, #000 0%, transparent 100%);
    pointer-events: none;
    opacity: .5;
    z-index: 1;
  }

  /* Floating shapes */
  .float-shape {
    position: absolute;
    pointer-events: none;
    opacity: .4;
    z-index: 1;
    filter: blur(.5px);
    animation: floatUp 9s ease-in-out infinite alternate;
  }
  .float-shape.s1 { top: 18%; left: 4%; width: 44px; height: 44px;
    background: linear-gradient(135deg, rgba(219,234,254,.48), rgba(14,165,233,.32));
    border-radius: 12px; transform: rotate(15deg); animation-duration: 11s; }
  .float-shape.s2 { top: 65%; left: 12%; width: 28px; height: 28px;
    background: linear-gradient(135deg, rgba(6,182,212,.48), rgba(14,165,233,.12));
    border-radius: 50%; animation-duration: 7s; animation-delay: -2s; }
  .float-shape.s3 { top: 28%; right: 8%; width: 36px; height: 36px;
    border: 2px solid rgba(255,255,255,.25); border-radius: 8px;
    transform: rotate(45deg); animation-duration: 13s; animation-delay: -4s; }
  .float-shape.s4 { bottom: 18%; right: 20%; width: 22px; height: 22px;
    background: rgba(219,234,254,.58); border-radius: 50%;
    animation-duration: 8s; animation-delay: -1s; }
  @keyframes floatUp {
    0%   { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(-30px) rotate(180deg); }
  }

  .hero > .content { position: relative; z-index: 2; }

  .hero .pill {
    display: inline-flex; align-items: center; gap: 7px;
    background: rgba(255,255,255,.10);
    border: 1px solid rgba(255,255,255,.18);
    color: #dff7ff;
    padding: 4px 11px; border-radius: 999px;
    font-size: 11px; font-weight: 600;
    margin-bottom: 10px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }
  .hero .pill .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: #dff7ff;
    box-shadow: 0 0 0 4px rgba(186,230,253,.20);
    animation: pulseDot 2.2s ease-in-out infinite;
  }
  @keyframes pulseDot {
    0%,100% { box-shadow: 0 0 0 0 rgba(186,230,253,.42); }
    50%     { box-shadow: 0 0 0 8px rgba(186,230,253,0); }
  }
  .hero h1 {
    margin: 0 0 8px;
    font-size: 30px; line-height: 1.1; font-weight: 800;
    letter-spacing: -.025em;
    text-shadow: 0 4px 30px rgba(0,0,0,.25);
  }
  .hero h1 .accent {
    background: linear-gradient(90deg, #ffffff 0%, #dff7ff 45%, #7dd3fc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .hero p {
    margin: 0; max-width: 680px;
    color: rgba(255,255,255,.80); font-size: 13.5px; line-height: 1.55;
  }
  .hero .stats {
    display: grid;
    grid-template-columns: repeat(3, max-content);
    gap: 36px; margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,.10);
  }
  .hero .stats.four { grid-template-columns: repeat(4, max-content); }
  .hero .stat b {
    display: block;
    font-size: 24px; font-weight: 800; letter-spacing: -.02em;
    background: linear-gradient(180deg, #fff 0%, rgba(255,255,255,.65) 100%);
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .hero .stat small {
    display: block; margin-top: 4px;
    color: rgba(255,255,255,.55); font-size: 9.5px;
    text-transform: uppercase; letter-spacing: .14em; font-weight: 600;
  }
  @media (max-width: 720px) {
    .hero { padding: 24px 20px 28px; border-radius: 16px; }
    .hero h1 { font-size: 22px; }
    .hero p { font-size: 12.5px; }
    .hero .stats { gap: 14px; grid-template-columns: repeat(3, 1fr); margin-top: 14px; padding-top: 12px; }
    .hero .stats.four { grid-template-columns: repeat(2, 1fr); }
    .hero .stat b { font-size: 18px; }
    .hero .stat small { font-size: 9px; }
  }

  /* ── About-database block ─────────────────────────────────── */
  .about-db {
    position: relative;
    margin: 20px 0 28px;
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 28px;
    align-items: stretch;
  }
  @media (max-width: 900px) { .about-db { grid-template-columns: 1fr; } }

  .about-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 36px 40px;
    box-shadow: 0 4px 14px rgba(11,30,52,.04);
    position: relative;
    overflow: hidden;
  }
  .about-card::before {
    content: ""; position: absolute; left: 0; top: 36px; bottom: 36px;
    width: 4px; border-radius: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-deep) 100%);
  }
  .about-card .eyebrow {
    display: inline-block;
    color: var(--primary); font-size: 11.5px; font-weight: 800;
    text-transform: uppercase; letter-spacing: .14em;
    margin-bottom: 10px;
  }
  .about-card h2 {
    margin: 0 0 18px;
    font-size: 28px; font-weight: 800; letter-spacing: -.02em;
    line-height: 1.2;
  }
  .about-card h2 .accent {
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-deep) 100%);
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
  .about-card p {
    margin: 0 0 14px;
    font-size: 15px; line-height: 1.75; color: var(--text);
  }
  .about-card p:last-child { margin-bottom: 0; }
  .about-card p b { color: var(--text); font-weight: 700; }

  .about-attention {
    background: linear-gradient(180deg, #eff6ff 0%, #ffffff 100%);
    border: 1px solid #bfdbfe;
    border-radius: 22px;
    padding: 32px 32px;
    display: flex; flex-direction: column; gap: 14px;
    position: relative;
    overflow: hidden;
  }
  .about-attention::before {
    content: ""; position: absolute;
    top: -30px; right: -30px;
    width: 140px; height: 140px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14,165,233,.16) 0%, transparent 70%);
    pointer-events: none;
  }
  .about-attention .icon {
    width: 44px; height: 44px; border-radius: 12px;
    background: linear-gradient(135deg, #38bdf8 0%, #1d4ed8 100%);
    color: #fff;
    display: grid; place-items: center;
    box-shadow: 0 8px 18px rgba(14,165,233,.28);
    flex-shrink: 0;
  }
  .about-attention h3 {
    margin: 0 0 4px;
    font-size: 18px; font-weight: 800; color: #0f4fa8; letter-spacing: -.01em;
  }
  .about-attention p {
    margin: 0; font-size: 13.5px; line-height: 1.65; color: #1e40af;
  }
  .about-attention p b { color: #0f4fa8; font-weight: 700; }

  /* ── SEARCH CARD ────────────────────────────────────────────── */
  .search-card {
    position: relative;
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(255,255,255,.6);
    border-radius: 24px;
    padding: 42px 46px;
    box-shadow:
      0 32px 60px -20px rgba(11,30,52,.20),
      0 1px 0 rgba(255,255,255,.6) inset;
    z-index: 10;
    overflow: visible;
  }
  .search-card .head {
    display: flex; align-items: flex-end; gap: 16px;
    margin-bottom: 30px; padding-bottom: 22px;
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
  }
  .search-card h2 {
    margin: 0; font-size: 28px; font-weight: 800; letter-spacing: -.025em;
  }
  .search-card .sub {
    margin: 6px 0 0;
    color: var(--muted); font-size: 14.5px; flex: 1; min-width: 240px;
  }

  /* ── HERO QUICK SEARCH ────────────────────────────── */
  .quick { margin-bottom: 4px; }
  .quick-field {
    position: relative;
    display: flex; align-items: center; gap: 12px;
    background: #fff;
    border: 1.5px solid #e5e9f2;
    border-radius: 16px;
    padding: 14px 14px 14px 54px;
    transition: border-color .18s, box-shadow .28s cubic-bezier(.2,.9,.3,1);
  }
  .quick-field:hover { border-color: #d0d7e3; }
  .quick-field:focus-within {
    border-color: var(--primary);
    box-shadow:
      0 0 0 5px rgba(14,165,233,.13),
      0 18px 38px -14px rgba(14,165,233,.50);
  }
  .quick-field > svg.lead {
    position: absolute; left: 19px; top: 50%;
    transform: translateY(-50%);
    width: 21px; height: 21px; color: #94a3b8;
    transition: color .18s, transform .18s;
  }
  .quick-field:focus-within > svg.lead {
    color: var(--primary);
    transform: translateY(-50%) scale(1.06);
  }
  .quick-lbl {
    position: absolute; left: 54px; top: 9px;
    font-size: 10px; color: var(--muted);
    font-weight: 700; text-transform: uppercase; letter-spacing: .10em;
    pointer-events: none;
  }
  .quick-field input {
    flex: 1; min-width: 0;
    border: 0; outline: 0; background: transparent;
    padding: 12px 0 0; margin: 0;
    font: inherit; font-size: 17px; font-weight: 600; color: var(--text);
  }
  .quick-field input::placeholder {
    color: #b9c4d4; font-weight: 400; font-size: 15px;
  }
  .quick-go {
    flex-shrink: 0;
    display: inline-flex; align-items: center; gap: 8px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
    color: #fff; border: 0; cursor: pointer;
    padding: 12px 22px; border-radius: 11px;
    font: inherit; font-weight: 700; font-size: 14.5px;
    box-shadow: 0 8px 20px rgba(14,165,233,.32), inset 0 1px 0 rgba(255,255,255,.20);
    transition: box-shadow .2s, transform .15s;
  }
  .quick-go:hover { box-shadow: 0 14px 30px rgba(14,165,233,.46); transform: translateY(-1px); }
  .quick-go:active { transform: translateY(0); }

  .quick-hints {
    display: flex; align-items: center; gap: 7px;
    flex-wrap: wrap; margin: 11px 2px 0;
  }
  .hint-lead {
    font-size: 12px; color: var(--muted); font-weight: 600;
    text-transform: uppercase; letter-spacing: .08em;
  }
  .chip {
    background: #fff; border: 1px solid var(--line);
    color: #475569; cursor: pointer;
    font: inherit; font-size: 12.5px; font-weight: 600;
    padding: 5px 12px; border-radius: 999px;
    transition: border-color .16s, color .16s, background .16s, transform .16s;
  }
  .chip:hover {
    border-color: var(--primary); color: var(--primary-deep);
    background: rgba(14,165,233,.07); transform: translateY(-1px);
  }

  /* elegant separator between the fast path and the filters */
  .or-split {
    display: flex; align-items: center; gap: 14px;
    margin: 26px 0 24px;
    color: var(--muted); font-size: 11px; font-weight: 700;
    text-transform: uppercase; letter-spacing: .12em;
  }
  .or-split::before, .or-split::after {
    content: ""; height: 1px; flex: 1;
    background: linear-gradient(90deg, transparent, #dbe3ef, transparent);
  }

  @media (max-width: 560px) {
    .quick-field { flex-wrap: wrap; padding: 12px 12px 12px 46px; }
    .quick-lbl { left: 46px; top: 7px; }
    .quick-field > svg.lead { left: 16px; width: 18px; height: 18px; }
    .quick-field input { font-size: 16px; width: 100%; }
    .quick-go { width: 100%; justify-content: center; }
  }

  .group { margin-bottom: 26px; }
  .group:last-of-type { margin-bottom: 0; }
  .group-label {
    display: inline-flex; align-items: center; gap: 8px;
    margin: 0 0 14px;
    font-size: 11px; text-transform: uppercase;
    letter-spacing: .12em; color: var(--muted); font-weight: 700;
  }
  .group-label .num {
    display: inline-grid; place-items: center;
    width: 22px; height: 22px; border-radius: 6px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
    color: #fff; font-weight: 800; font-size: 12px;
    box-shadow: 0 4px 10px rgba(14,165,233,.28);
  }
  .grid {
    display: grid; gap: 14px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    overflow: visible;
  }

  /* ── FIELD (text input) ─────────────────────────────────────── */
  .field {
    position: relative;
    display: block;                /* labels are inline by default */
    width: 100%;
    background: #fff;
    border: 1.5px solid #e5e9f2;
    border-radius: 12px;
    padding: 8px 12px 8px 40px;
    transition: border-color .18s, box-shadow .18s;
    min-height: 60px;
  }
  .field:hover { border-color: #d0d7e3; }
  .field:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 5px rgba(14,165,233,.13);
  }
  .field > svg.lead {
    position: absolute; left: 13px; top: 50%;
    transform: translateY(-50%);
    width: 16px; height: 16px; color: #94a3b8;
    transition: color .15s;
  }
  .field:focus-within > svg.lead { color: var(--primary); }
  .field > .lbl {
    display: block;
    font-size: 10.5px; color: var(--muted);
    font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
    margin-bottom: 2px;
  }
  .field input {
    display: block; width: 100%;
    padding: 0; margin: 0;
    border: 0; outline: 0; background: transparent;
    font: inherit; font-size: 14.5px; color: var(--text);
  }
  .field input::placeholder { color: #cbd5e1; font-weight: 400; }
  .field-wide { grid-column: 1 / -1; }

  /* ── SEARCHABLE COMBOBOX ────────────────────────────────────── */
  .combo {
    position: relative;
    background: #fff;
    border: 1.5px solid #e5e9f2;
    border-radius: 12px;
    min-height: 60px;
    cursor: pointer;
    transition: border-color .18s, box-shadow .18s;
    --combo-end: 44px;
  }
  .combo.has-value { --combo-end: 76px; }
  .combo:hover { border-color: #d0d7e3; }
  .combo.is-open {
    border-color: var(--primary);
    box-shadow: 0 0 0 5px rgba(14,165,233,.13);
  }
  .combo[aria-disabled="true"] {
    background: #f8fafc; cursor: not-allowed;
  }
  .combo[aria-disabled="true"] .combo-trigger { cursor: not-allowed; }
  .combo[aria-disabled="true"] .combo-trigger > .val { color: #94a3b8; }
  .combo[aria-disabled="true"] .combo-controls { opacity: .45; }
  .combo-trigger {
    position: relative;
    width: 100%;
    background: transparent; border: 0; outline: 0;
    padding: 8px var(--combo-end) 8px 40px;
    text-align: left;
    font: inherit;
    cursor: pointer;
    min-height: 56px;
    display: flex; flex-direction: column; justify-content: center;
    box-sizing: border-box;
  }
  .combo-trigger > svg.lead {
    position: absolute; left: 13px; top: 50%;
    transform: translateY(-50%);
    width: 16px; height: 16px; color: #94a3b8;
    transition: color .15s;
    pointer-events: none;
    flex-shrink: 0;
  }
  .combo.is-open .combo-trigger > svg.lead { color: var(--primary); }
  .combo-trigger > .lbl {
    display: block;
    font-size: 10.5px; color: var(--muted);
    font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
    margin-bottom: 2px;
    line-height: 1.2;
  }
  .combo-trigger > .val {
    display: block;
    font-size: 14.5px; color: var(--text); font-weight: 500;
    line-height: 1.35;
    min-height: 1.35em;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    max-width: 100%;
  }
  .combo-trigger > .val.placeholder { color: #64748b; font-weight: 500; }
  .combo[aria-disabled="true"] .combo-trigger > .val.placeholder { color: #94a3b8; font-weight: 400; }
  .combo.is-loading .combo-trigger > .val { color: var(--primary); font-style: italic; font-weight: 500; }
  .combo-controls {
    position: absolute;
    right: 10px;
    top: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    z-index: 2;
    pointer-events: none;
  }
  .combo-controls .chev {
    width: 18px; height: 18px; color: #94a3b8;
    transition: transform .2s;
    flex-shrink: 0;
  }
  .combo.is-open .combo-controls .chev { transform: rotate(180deg); }
  .combo.has-value .clear-x {
    width: 22px; height: 22px; border-radius: 6px;
    background: #eff6ff; color: #64748b;
    border: 0; cursor: pointer;
    display: grid; place-items: center;
    font-size: 12px; font-weight: 700; line-height: 1;
    transition: background .15s, color .15s;
    pointer-events: auto;
    flex-shrink: 0;
  }
  .combo.has-value .clear-x:hover { background: var(--primary); color: #fff; }
  .combo:not(.has-value) .clear-x { display: none; }

  .combo.is-open { z-index: 80; }
  .combo-pop {
    position: absolute; top: calc(100% + 6px); left: 0; right: 0;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 20px 40px -10px rgba(11,30,52,.20);
    z-index: 90;
    display: none;
    overflow: hidden;
    animation: comboIn .18s cubic-bezier(.2,.9,.3,1.2);
    max-width: 100%;
  }
  @keyframes comboIn {
    from { opacity: 0; transform: translateY(-4px) scale(.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
  }
  .combo.is-open .combo-pop { display: block; }
  .combo-search-wrap {
    padding: 10px; border-bottom: 1px solid var(--line);
    position: relative;
  }
  .combo-search {
    width: 100%;
    padding: 9px 12px 9px 34px;
    border: 1px solid var(--line); border-radius: 8px;
    font: inherit; font-size: 14px;
    background: #fafbfe;
  }
  .combo-search:focus { outline: 0; border-color: var(--primary); background: #fff; }
  .combo-search-wrap > svg {
    position: absolute; left: 22px; top: 50%;
    transform: translateY(-50%);
    width: 14px; height: 14px; color: #94a3b8;
    pointer-events: none;
  }
  .combo-options {
    max-height: 280px; overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
  }
  .combo-options::-webkit-scrollbar { width: 8px; }
  .combo-options::-webkit-scrollbar-track { background: transparent; }
  .combo-options::-webkit-scrollbar-thumb {
    background: #cbd5e1; border-radius: 4px;
    border: 2px solid #fff;
  }
  .combo-options::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
  .combo-opt {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%;
    padding: 10px 14px;
    background: transparent; border: 0; outline: 0;
    text-align: left; cursor: pointer;
    font: inherit; font-size: 14px; color: var(--text);
    transition: background .12s;
  }
  .combo-opt:hover, .combo-opt.kbd-focus {
    background: #eff6ff;
  }
  .combo-opt.selected {
    background: linear-gradient(90deg, rgba(14,165,233,.12) 0%, transparent 100%);
    color: var(--primary-deep); font-weight: 700;
  }
  .combo-opt small {
    color: #94a3b8; font-size: 12px; font-variant-numeric: tabular-nums;
  }
  .combo-opt.selected small { color: var(--primary); opacity: .7; }
  .combo-empty {
    padding: 24px; text-align: center; color: var(--muted); font-size: 13.5px;
  }

  /* ── ACTIONS ────────────────────────────────────────────────── */
  .actions {
    display: flex; gap: 12px; justify-content: flex-end;
    margin-top: 32px; flex-wrap: wrap;
  }
  .btn-search {
    position: relative;
    display: inline-flex; align-items: center; gap: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
    color: #fff;
    padding: 14px 36px; border-radius: 12px;
    font-weight: 700; font-size: 15px;
    border: 0; cursor: pointer;
    box-shadow:
      0 8px 24px rgba(14,165,233,.34),
      inset 0 1px 0 rgba(255,255,255,.20);
    transition: transform .25s cubic-bezier(.2,.9,.3,1.2), box-shadow .2s;
    overflow: hidden;
    --mx: 0px; --my: 0px;
    transform: translate(var(--mx), var(--my));
    will-change: transform;
  }
  .btn-search:hover {
    box-shadow: 0 18px 40px rgba(14,165,233,.48);
  }
  .btn-search::after {
    content: ""; position: absolute; inset: 0;
    background: radial-gradient(circle 80px at var(--gx, 50%) var(--gy, 50%),
                rgba(255,255,255,.35) 0%, transparent 70%);
    pointer-events: none; opacity: 0;
    transition: opacity .25s;
  }
  .btn-search:hover::after { opacity: 1; }
  .btn-reset {
    background: #fff; color: var(--text);
    padding: 14px 24px; border-radius: 12px;
    font-weight: 600; font-size: 14.5px;
    border: 1.5px solid var(--line);
    cursor: pointer;
    transition: border-color .15s;
  }
  .btn-reset:hover { border-color: var(--text); }

  .notice {
    margin-top: 24px; padding: 14px 18px;
    background: linear-gradient(90deg, #eff6ff 0%, #fff 100%);
    border-left: 4px solid var(--primary);
    border-radius: 10px;
    font-size: 13.5px; color: #1e40af; line-height: 1.55;
  }
  .notice b { color: #0f4fa8; }

  /* ── FEATURES ───────────────────────────────────────────────── */
  .features {
    margin-top: 64px;
    display: grid; gap: 22px;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    perspective: 1000px;
  }
  .feature {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 28px 26px 24px;
    transition: box-shadow .25s, border-color .25s, transform .12s ease-out;
    overflow: hidden;
    transform-style: preserve-3d;
    --rx: 0deg; --ry: 0deg; --mx: 50%; --my: 50%;
    transform: perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));
  }
  .feature:hover {
    border-color: #d0d7e3;
    box-shadow: 0 30px 60px -15px rgba(11,30,52,.18);
  }
  .feature::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
    transform: scaleX(0); transform-origin: left;
    transition: transform .35s;
  }
  .feature:hover::before { transform: scaleX(1); }
  .feature::after {
    content: ""; position: absolute; inset: 0;
    background: radial-gradient(circle 240px at var(--mx) var(--my),
                rgba(14,165,233,.10) 0%, transparent 60%);
    pointer-events: none; opacity: 0;
    transition: opacity .3s;
  }
  .feature:hover::after { opacity: 1; }
  .feature > * { transform: translateZ(20px); }
  .feature .ic-box {
    width: 52px; height: 52px; border-radius: 14px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, #e0f2fe 0%, #eff6ff 100%);
    color: var(--primary);
    margin-bottom: 18px;
    box-shadow: 0 8px 20px rgba(14,165,233,.14);
  }
  .feature h4 { margin: 0 0 8px; font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
  .feature p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

  /* ── EXPERIENCE BLOCK ───────────────────────────────────────── */
  .experience-block {
    margin-top: 80px;
    padding: 64px 52px;
    background:
      radial-gradient(ellipse 600px 400px at 88% 50%, rgba(14,165,233,.10) 0, transparent 60%),
      #fff;
    border: 1px solid var(--line);
    border-radius: 24px;
    position: relative; overflow: hidden;
  }
  .experience-block::after {
    content: "★"; position: absolute;
    top: -60px; right: -30px;
    font-size: 320px; color: rgba(14,165,233,.06); line-height: 1;
    font-weight: 700; pointer-events: none;
  }
  .experience-block > * { position: relative; z-index: 1; }
  .experience-block h2 {
    margin: 0 0 14px;
    color: var(--primary-deep);
    font-size: 56px; font-weight: 800; letter-spacing: -.025em;
    line-height: 1.05; max-width: 700px;
  }
  .experience-block p {
    margin: 0 0 22px; max-width: 600px;
    color: var(--muted); font-size: 16px; line-height: 1.7;
  }
  .exp-contacts {
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
  }
  .exp-row {
    display: flex; gap: 28px; flex-wrap: wrap; align-items: center;
    margin-bottom: 14px;
  }
  .exp-item {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14.5px; color: var(--text); font-weight: 600;
  }
  .exp-item svg { width: 16px; height: 16px; color: var(--primary); }
  .exp-item a { color: var(--text); }
  .exp-item a:hover { color: var(--primary); }
  .exp-legal {
    color: var(--muted); font-size: 13px; line-height: 1.7;
  }
  @media (max-width: 720px) {
    .experience-block { padding: 40px 24px; }
    .experience-block h2 { font-size: 34px; }
    .search-card { padding: 28px 22px; border-radius: 18px; }
    .search-card h2 { font-size: 22px; }
    .grid { grid-template-columns: 1fr; }
    .hero .pill { font-size: 11px; padding: 6px 12px; }
  }

  /* Ensure dropdowns never extend below viewport awkwardly */
  .combo-options { -webkit-overflow-scrolling: touch; }

  /* Popular ECUs / vehicles — hub links for visitors and crawlers */
  .popular {
    margin-top: 56px; display: grid; gap: 28px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
  .popular .pop-col {
    background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px 28px;
  }
  .popular h2 { margin: 0 0 16px; font-size: 20px; font-weight: 800; letter-spacing: -.01em; }
  .pop-chips { display: flex; flex-wrap: wrap; gap: 8px; }
  .pop-chips a {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 12px; border-radius: 999px; font-size: 13px; font-weight: 600;
    background: #f0f9ff; border: 1px solid #bfdbfe; color: var(--text); text-decoration: none;
    transition: background .15s, border-color .15s;
  }
  .pop-chips a:hover { background: #e0f2fe; border-color: var(--primary); }
  .pop-chips small { color: var(--muted); font-weight: 500; font-size: 11.5px; }
  .recent-block { margin-top: 56px; }
  .recent-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
  .recent-head h2 { margin: 0; font-size: 22px; font-weight: 800; letter-spacing: -.01em; }
  .recent-head span { color: var(--muted); font-size: 13px; }
  .recent-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
  .recent-card {
    position: relative; display: flex; flex-direction: column; gap: 3px; padding: 16px 18px;
    background: #fff; border: 1px solid var(--line); border-radius: 14px; text-decoration: none; color: var(--text);
    transition: transform .15s, border-color .15s, box-shadow .15s;
  }
  .recent-card:hover { transform: translateY(-2px); border-color: #93c5fd; box-shadow: 0 10px 24px -12px rgba(14,165,233,.45); }
  .recent-card b { font-size: 14.5px; padding-right: 44px; }
  .recent-card small { color: var(--muted); font-size: 12.5px; }
  .recent-card code { margin-top: 6px; font-family: 'JetBrains Mono', Consolas, monospace; font-size: 12.5px; font-weight: 700; color: var(--primary-deep); word-break: break-all; }
  .rc-new {
    position: absolute; top: 12px; right: 12px; font-size: 10.5px; font-weight: 800; letter-spacing: .06em;
    color: #fff; background: linear-gradient(135deg, #10b981, #059669); padding: 3px 7px; border-radius: 6px;
  }
  .pop-all { display: inline-block; margin-top: 14px; font-weight: 700; font-size: 14px; color: var(--primary); text-decoration: none; }
  .pop-all:hover { text-decoration: underline; }
  .az-block {
    margin-top: 28px; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px 28px;
  }
  .az-block h2 { margin: 0 0 14px; font-size: 20px; font-weight: 800; letter-spacing: -.01em; }
  .az-list { columns: 5 160px; column-gap: 18px; }
  .az-list a {
    display: block; break-inside: avoid; padding: 4px 0; color: var(--text); text-decoration: none;
    font-size: 14px; font-weight: 600;
  }
  .az-list a:hover { color: var(--primary); }
  .az-list small { color: var(--muted); font-weight: 500; font-size: 12px; }
  @media (max-width: 720px) { .popular .pop-col, .az-block { padding: 22px 18px; } }
  .land-faq { margin-top: 28px; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px 28px; }
  .land-faq h2 { margin: 0 0 6px; font-size: 20px; font-weight: 800; letter-spacing: -.01em; }
  .land-faq h3 { margin: 18px 0 6px; font-size: 16px; color: var(--text); }
  .land-faq p { margin: 0; color: var(--muted); line-height: 1.7; font-size: 14.5px; }
  @media (max-width: 720px) { .land-faq { padding: 22px 18px; } }
  /* the WinOLS mappack banner: a coloured light runs round its border, a soft green glow breathes, a light sweeps
     across now and then; on hover it lifts, brightens and the button turns yellow — lively, not a flasher */
  .mpb { position: relative; overflow: hidden; isolation: isolate; display: flex; justify-content: space-between;
    align-items: center; gap: 18px; margin: 0 0 22px; padding: 20px 26px; border-radius: 18px; text-decoration: none;
    border: 2px solid transparent;
    background: linear-gradient(120deg, #064e3b, #0b4a6e 45%, #1d4ed8 80%, #065f46) padding-box,
                linear-gradient(90deg, #34d399, #fbbf24, #38bdf8, #34d399, #fbbf24, #38bdf8, #34d399) border-box;
    background-size: 220% 100%, 300% 100%;
    animation: mpbFlow 10s linear infinite alternate, mpbGlow 3.4s ease-in-out infinite;
    transition: transform .25s cubic-bezier(.2,.8,.2,1), filter .25s; }
  .mpb, .mpb:hover, .mpb:focus, .mpb:visited { color: #fff; text-decoration: none; }
  .mpb:hover { transform: translateY(-3px); filter: brightness(1.08) saturate(1.12); }
  .mpb:focus-visible { outline: 3px solid #fbbf24; outline-offset: 3px; }
  .mpb::after { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; transform: translateX(-100%);
    background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,.20) 50%, transparent 65%);
    animation: mpbShine 7s ease-in-out 1.2s infinite; }
  .mpb:hover::after { animation: mpbShineNow 1s ease-out; }
  @keyframes mpbShine { 0% { transform: translateX(-100%); } 22%, 100% { transform: translateX(100%); } }
  @keyframes mpbShineNow { from { transform: translateX(-100%); } to { transform: translateX(100%); } }
  @keyframes mpbFlow { from { background-position: 0% 50%, 0% 50%; } to { background-position: 100% 50%, 100% 50%; } }
  @keyframes mpbGlow {
    0%,100% { box-shadow: 0 14px 34px -16px rgba(11,30,52,.5), 0 0 18px -4px rgba(52,211,153,.30); }
    50%     { box-shadow: 0 14px 34px -16px rgba(11,30,52,.5), 0 0 34px 2px rgba(52,211,153,.48); } }
  .mpb-new { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 8px; padding: 4px 11px 4px 9px;
    border-radius: 999px; background: #fbbf24; color: #111827; font-size: 11.5px; font-weight: 900; letter-spacing: .08em; }
  .mpb-new i { width: 7px; height: 7px; border-radius: 50%; background: #dc2626; animation: mpbDot 1.8s ease-in-out infinite; }
  @keyframes mpbDot { 0%,100% { box-shadow: 0 0 0 0 rgba(220,38,38,.55); } 50% { box-shadow: 0 0 0 6px rgba(220,38,38,0); } }
  .mpb-h { display: block; color: #fff; font-size: 22px; font-weight: 800; letter-spacing: -.01em; }
  .mpb-h em { font-style: normal; color: #fcd34d; }
  .mpb-sub { display: block; margin-top: 3px; color: rgba(255,255,255,.88); font-size: 14.5px; }
  .mpb-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
  .mpb-chips span { padding: 5px 12px; border-radius: 999px; color: #fff; background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.22); font-size: 12.5px; font-weight: 700; }
  .mpb-chips span.hot { color: #111827; background: #6ee7b7; border-color: #6ee7b7; }
  .mpb-btn { flex: none; display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; padding: 14px 22px;
    border-radius: 13px; background: #fff; color: #047857; font-weight: 800; font-size: 15.5px;
    box-shadow: 0 8px 20px -8px rgba(0,0,0,.35); transition: background .2s, color .2s, box-shadow .2s; }
  .mpb:hover .mpb-btn { background: #fbbf24; color: #111827; box-shadow: 0 10px 26px -8px rgba(251,191,36,.75); }
  .mpb-arr { display: inline-block; transition: transform .2s; }
  .mpb:hover .mpb-arr { transform: translateX(5px); }
  @media (max-width: 720px) {
    .mpb { flex-direction: column; align-items: stretch; padding: 18px; } .mpb-h { font-size: 19px; }
    .mpb-btn { justify-content: center; }
  }
  @media (prefers-reduced-motion: reduce) { .mpb, .mpb::after, .mpb:hover::after, .mpb-new i { animation: none; } }