:root {
  --rev-navy: #0d2745;
  --rev-blue: #2a78d6;
  --rev-green: #1baf7a;
  --rev-red: #c9404d;
  --rev-amber: #b36a00;
}

.rev-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 20px 54px;
  color: #fff;
  background:
    radial-gradient(700px 360px at 12% 0%, rgba(27, 175, 122, .34), transparent 62%),
    radial-gradient(720px 400px at 92% 10%, rgba(42, 120, 214, .48), transparent 64%),
    linear-gradient(145deg, #0b1f37, #103b66 58%, #15554f);
}
.rev-hero-inner { max-width: 960px; margin: 0 auto; text-align: center; }
.rev-eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px;
  border: 1px solid rgba(255,255,255,.22); border-radius: 999px;
  background: rgba(255,255,255,.09); font-size: 13px; font-weight: 750;
}
.rev-hero h1 {
  max-width: 820px; margin: 18px auto 14px; font-size: clamp(34px, 5.4vw, 62px);
  line-height: 1.03; letter-spacing: -2px;
}
.rev-hero h1 span { color: #5de1b3; }
.rev-hero .lead { max-width: 720px; margin: 0 auto; color: rgba(255,255,255,.8); font-size: 18px; }
.rev-proof { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 20px; margin-top: 24px; color: rgba(255,255,255,.78); font-size: 13px; }

.rev-main { max-width: 1180px; margin: 0 auto; padding: 28px 18px 70px; }
.rev-app {
  margin-top: -42px; position: relative; z-index: 2; background: var(--surface-1);
  border: 1px solid var(--border); border-radius: 22px; box-shadow: 0 24px 70px rgba(11,31,55,.18);
  overflow: hidden;
}
.rev-toolbar {
  display: flex; align-items: center; gap: 9px; flex-wrap: wrap; padding: 16px 18px;
  background: #f4f7fb; border-bottom: 1px solid var(--border);
}
.rev-toolbar-title { margin-right: auto; }
.rev-toolbar-title b { display: block; font-size: 16px; }
.rev-toolbar-title span { color: var(--muted); font-size: 12.5px; }
.rev-action {
  appearance: none; border: 1px solid #cbd5e1; border-radius: 10px; padding: 9px 13px;
  background: #fff; color: var(--rev-navy); font: inherit; font-size: 13px; font-weight: 700;
  cursor: pointer; transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.rev-action:hover { border-color: var(--rev-blue); transform: translateY(-1px); }
.rev-action.primary { background: var(--rev-blue); color: #fff; border-color: var(--rev-blue); }
.rev-action.danger { color: var(--rev-red); }
.rev-action:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.rev-summary { display: grid; grid-template-columns: repeat(5, minmax(130px,1fr)); gap: 1px; background: var(--border); border-bottom: 1px solid var(--border); }
.rev-stat { background: var(--surface-1); padding: 17px 18px; min-height: 86px; }
.rev-stat span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 5px; }
.rev-stat strong { font-size: 21px; letter-spacing: -.4px; }
.rev-stat.shortage strong { color: var(--rev-red); }
.rev-stat.surplus strong { color: var(--rev-green); }

.rev-controls { display: flex; gap: 10px; align-items: center; padding: 14px 18px; }
.rev-search {
  min-width: 220px; flex: 1; border: 1px solid #cbd5e1; border-radius: 10px;
  padding: 10px 12px; font: inherit; font-size: 14px; outline: none;
}
.rev-search:focus, .rev-input:focus { border-color: var(--rev-blue); box-shadow: 0 0 0 3px rgba(42,120,214,.12); }

.rev-table-wrap { overflow-x: auto; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.rev-table { width: 100%; min-width: 940px; border-collapse: collapse; table-layout: fixed; }
.rev-table th { padding: 10px 8px; background: #f8fafc; color: var(--muted); font-size: 11px; font-weight: 750; text-align: left; border-bottom: 1px solid var(--border); }
.rev-table td { padding: 7px 8px; border-bottom: 1px solid #edf0f4; vertical-align: middle; font-size: 13px; }
.rev-table tr:last-child td { border-bottom: 0; }
.rev-table tr.has-shortage { background: rgba(201,64,77,.035); }
.rev-table tr.has-surplus { background: rgba(27,175,122,.035); }
.rev-col-num { width: 44px; color: var(--muted); text-align: center; }
.rev-col-barcode { width: 140px; }
.rev-col-name { width: 240px; }
.rev-col-small { width: 105px; }
.rev-col-diff { width: 110px; }
.rev-col-remove { width: 52px; }
.rev-input { width: 100%; border: 1px solid transparent; border-radius: 8px; padding: 8px 9px; background: transparent; font: inherit; font-size: 13px; outline: none; }
.rev-input:hover { border-color: #d5dce5; background: #fff; }
.rev-input[type="number"] { text-align: right; }
.rev-diff { font-weight: 800; white-space: nowrap; }
.rev-diff.negative { color: var(--rev-red); }
.rev-diff.positive { color: var(--rev-green); }
.rev-remove { width: 30px; height: 30px; border: 0; border-radius: 8px; background: transparent; color: #9aa6b2; cursor: pointer; font-size: 18px; }
.rev-remove:hover { background: #fff1f2; color: var(--rev-red); }
.rev-empty { padding: 48px 20px; text-align: center; color: var(--muted); }
.rev-empty b { display: block; color: var(--ink); font-size: 17px; margin-bottom: 5px; }

.rev-bottom { display: flex; justify-content: space-between; gap: 16px; align-items: center; flex-wrap: wrap; padding: 16px 18px; }
.rev-note { color: var(--muted); font-size: 12px; max-width: 530px; }
.rev-buttons { display: flex; gap: 9px; flex-wrap: wrap; }

.rev-funnel {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: center;
  margin: 28px 0; padding: 28px; border-radius: 18px; color: #fff;
  background: linear-gradient(135deg, #103c68, #155b55);
}
.rev-funnel h2 { font-size: clamp(23px,3vw,32px); line-height: 1.12; letter-spacing: -.7px; }
.rev-funnel p { margin-top: 10px; color: rgba(255,255,255,.78); }
.rev-funnel-actions { display: flex; flex-direction: column; align-items: stretch; gap: 9px; }
.rev-funnel .btn { text-align: center; justify-content: center; }
.rev-funnel small { color: rgba(255,255,255,.62); text-align: center; }

.rev-content { max-width: 860px; margin: 54px auto 0; }
.rev-content h2 { margin: 34px 0 12px; font-size: 27px; letter-spacing: -.6px; }
.rev-content h3 { margin: 22px 0 8px; font-size: 18px; }
.rev-content p, .rev-content li { color: var(--ink-2); line-height: 1.65; }
.rev-content ul, .rev-content ol { padding-left: 23px; }
.rev-content li { margin: 7px 0; }
.rev-links { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 22px 0; }
.rev-link-card { border: 1px solid var(--border); border-radius: 13px; padding: 16px; color: inherit; background: var(--surface-1); }
.rev-link-card b { display: block; margin-bottom: 5px; }
.rev-link-card span { color: var(--muted); font-size: 13px; }
.rev-faq { border-top: 1px solid var(--border); padding: 16px 0; }
.rev-faq h3 { margin: 0 0 7px; }

.rev-scanner { display: none; position: fixed; inset: 0; z-index: 100; background: rgba(5,15,28,.86); padding: 24px; align-items: center; justify-content: center; }
.rev-scanner.open { display: flex; }
.rev-scanner-card { width: min(540px,100%); padding: 16px; border-radius: 18px; background: #fff; }
.rev-scanner video { width: 100%; max-height: 58vh; object-fit: cover; border-radius: 12px; background: #111; }
.rev-scanner-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.rev-toast { position: fixed; right: 20px; bottom: 20px; z-index: 120; max-width: 360px; padding: 12px 16px; border-radius: 11px; background: #102942; color: #fff; box-shadow: 0 12px 40px rgba(0,0,0,.22); opacity: 0; transform: translateY(10px); pointer-events: none; transition: .2s ease; }
.rev-toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
  .rev-summary { grid-template-columns: repeat(2,1fr); }
  .rev-stat:last-child { grid-column: span 2; }
  .rev-funnel { grid-template-columns: 1fr; }
  .rev-links { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .rev-hero { padding-top: 52px; }
  .rev-hero h1 { letter-spacing: -1.2px; }
  .rev-app { border-radius: 16px; }
  .rev-toolbar, .rev-controls, .rev-bottom { padding-inline: 12px; }
  .rev-toolbar-title { width: 100%; }
  .rev-summary { grid-template-columns: 1fr 1fr; }
  .rev-stat { padding: 14px 12px; }
  .rev-stat strong { font-size: 18px; }
  .rev-controls { flex-wrap: wrap; }
  .rev-search { min-width: 100%; }
  .rev-funnel { padding: 22px 18px; }
}

@media print {
  .land-header, .rev-hero, .rev-toolbar, .rev-controls, .rev-buttons, .rev-funnel, .rev-content, .land-footer, .rev-scanner, .rev-toast { display: none !important; }
  .rev-main { max-width: none; padding: 0; }
  .rev-app { margin: 0; border: 0; box-shadow: none; }
  .rev-table-wrap { overflow: visible; }
  .rev-table { min-width: 0; table-layout: auto; }
  .rev-input { border: 0; padding: 2px; }
  .rev-col-remove, .rev-remove { display: none; }
}