@charset "UTF-8";
/*
 * 企业费用管理中心 · 落地页（index.html）
 * 独立于工作台 rail 外壳，复用设计令牌色板
 */

:root {
  --ui-font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --num-font: "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --ink: #0e1626;
  --ink-2: #3d4a5c;
  --muted: #6b7686;
  --faint: #9aa4b2;
  --paper: #ffffff;
  --bg: #f4f6fb;
  --bg-2: #f8fafc;
  --line: #e2e7f0;
  --line-2: #eceff5;
  --rail: #0b1424;
  --rail-2: #101b30;
  --accent: #2f4dc0;
  --accent-dk: #23399a;
  --accent-soft: #ebeefb;
  --seal: #6d5bd0;
  --seal-soft: #f0edfb;
  --danger: #c2352b;
  --warn: #b7791f;
  --ok: #197a4b;
  --shadow-1: 0 1px 2px rgba(14, 22, 38, .06);
  --shadow-2: 0 8px 28px rgba(14, 22, 38, .12);
  --shadow-3: 0 24px 64px rgba(11, 20, 36, .28);
  --radius: 14px;
  --radius-sm: 8px;
  --max: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--ui-font);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; font-size: inherit; color: inherit; cursor: pointer; background: none; border: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }

.u-sr {
  position: absolute; width: 1px; height: 1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.u-num { font-family: var(--num-font); font-variant-numeric: tabular-nums; }
.u-muted { color: var(--muted); }

.skip-link {
  position: fixed; top: -60px; left: 14px; z-index: 100;
  padding: 9px 15px; border: 1px solid var(--accent); border-radius: var(--radius-sm);
  background: var(--paper); color: var(--accent-dk); font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow-2); transition: top .16s;
}
.skip-link:focus { top: 14px; text-decoration: none; }

/* ============================== 顶栏 ============================== */
.lp-top {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 20, 36, .88);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.lp-top-inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; gap: 16px;
  min-height: 64px; padding: 0 24px;
}
.lp-brand {
  display: flex; align-items: center; gap: 10px;
  color: #fff; text-decoration: none; flex: 0 0 auto;
}
.lp-brand:hover { text-decoration: none; }
.lp-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(145deg, rgba(109, 91, 208, .45), rgba(47, 77, 192, .35));
  border: 1px solid rgba(168, 188, 245, .4);
  display: grid; place-items: center;
}
.lp-mark svg { width: 18px; height: 18px; color: #c5d4fb; }
.lp-brand b { display: block; font-size: 14px; font-weight: 700; letter-spacing: .02em; }
.lp-brand span {
  display: block; font-family: var(--num-font); font-size: 10px;
  color: #8b9ab8; letter-spacing: .1em;
}

.lp-nav {
  display: flex; align-items: center; gap: 4px;
  list-style: none; margin-left: auto;
}
.lp-nav a {
  display: inline-flex; align-items: center; min-height: 40px;
  padding: 0 12px; border-radius: 8px;
  color: #c8d2e2; font-size: 13.5px; font-weight: 500;
}
.lp-nav a:hover { background: rgba(255, 255, 255, .07); color: #fff; text-decoration: none; }

.lp-top-actions { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }

.lp-menu-btn {
  display: none; width: 44px; height: 44px;
  place-items: center; border-radius: 8px;
  color: #c8d2e2; border: 1px solid rgba(255, 255, 255, .12);
}
.lp-menu-btn:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.lp-menu-btn svg { width: 20px; height: 20px; }

/* ============================== 按钮 ============================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  min-height: 40px; padding: 0 16px; border-radius: 9px;
  border: 1px solid transparent; font-size: 13.5px; font-weight: 600;
  white-space: nowrap; transition: background .14s, border-color .14s, color .14s, transform .14s;
}
.btn:hover { text-decoration: none; }
.btn svg { width: 15px; height: 15px; flex: 0 0 auto; }
.btn-ghost {
  background: transparent; border-color: rgba(255, 255, 255, .18); color: #e8eefc;
}
.btn-ghost:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.btn-primary {
  background: linear-gradient(135deg, #3b5bdb 0%, #5b49bd 100%);
  border-color: transparent; color: #fff;
  box-shadow: 0 6px 18px rgba(47, 77, 192, .35);
}
.btn-primary:hover { filter: brightness(1.06); color: #fff; }
.btn-seal {
  background: var(--seal); border-color: var(--seal); color: #fff;
}
.btn-seal:hover { background: #5b49bd; color: #fff; }
.btn-light {
  background: #fff; border-color: #fff; color: var(--ink);
}
.btn-light:hover { background: #f0f3fa; color: var(--ink); }
.btn-outline {
  background: var(--paper); border-color: var(--line); color: var(--ink-2);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { min-height: 48px; padding: 0 22px; font-size: 14.5px; border-radius: 11px; }
.btn-sm { min-height: 34px; padding: 0 12px; font-size: 12.5px; }

/* ============================== Hero ============================== */
.lp-hero {
  position: relative;
  min-height: min(88vh, 760px);
  display: flex; align-items: center;
  overflow: hidden;
  background: linear-gradient(160deg, #070d18 0%, #101b30 48%, #1a1040 100%);
  color: #fff;
  padding-bottom: 48px;
}
.lp-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 120px; z-index: 1;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}
.lp-hero-media {
  position: absolute; inset: 0;
  pointer-events: none;
}
.lp-hero-media picture,
.lp-hero-media img,
.lp-hero-media video {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center 40%;
}
.lp-hero-media picture { display: block; }
.lp-hero-media img {
  animation: hero-ken 18s ease-in-out infinite alternate;
  transform-origin: 55% 40%;
}
@keyframes hero-ken {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to { transform: scale(1.12) translate3d(-1.5%, -1%, 0); }
}
.lp-hero-shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(105deg, rgba(7, 13, 24, .92) 0%, rgba(7, 13, 24, .72) 42%, rgba(16, 27, 48, .35) 72%, rgba(16, 27, 48, .2) 100%),
    radial-gradient(ellipse 60% 50% at 70% 40%, rgba(109, 91, 208, .22), transparent 70%);
}
.lp-hero-orb {
  position: absolute; border-radius: 50%; filter: blur(40px); opacity: .45;
  animation: orb-float 10s ease-in-out infinite alternate;
}
.lp-hero-orb.o1 {
  width: 280px; height: 280px; right: 12%; top: 18%;
  background: rgba(109, 91, 208, .55);
}
.lp-hero-orb.o2 {
  width: 200px; height: 200px; right: 28%; bottom: 12%;
  background: rgba(47, 77, 192, .45);
  animation-delay: -4s;
}
@keyframes orb-float {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(12px, -18px, 0); }
}

.lp-hero-inner {
  position: relative; z-index: 2;
  max-width: var(--max); margin: 0 auto;
  width: 100%; padding: 72px 24px 64px;
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 40px; align-items: center;
}
.lp-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px; border-radius: 999px;
  background: rgba(109, 91, 208, .22);
  border: 1px solid rgba(185, 170, 245, .35);
  font-size: 12px; font-weight: 600; color: #d4c9ff;
  letter-spacing: .04em; margin-bottom: 18px;
}
.lp-eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #7ee2a8; box-shadow: 0 0 0 3px rgba(126, 226, 168, .2);
}
.lp-hero h1 {
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 800; line-height: 1.18; letter-spacing: -.03em;
  max-width: 16ch; margin-bottom: 16px;
}
.lp-hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, #a8bcf5 0%, #c4b5fd 50%, #f0abfc 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.lp-lede {
  font-size: 16px; line-height: 1.75; color: #b7c3d8;
  max-width: 48ch; margin-bottom: 28px;
}
.lp-cta-row {
  display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px;
}
.lp-meta-row {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  font-size: 12px; color: #8b9ab8;
  padding-top: 4px;
  max-width: 420px;
}
.lp-meta-row > div {
  padding: 10px 12px; border-radius: 10px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .09);
  min-width: 0;
}
.lp-meta-row b {
  display: block; font-family: var(--num-font); font-size: 12.5px;
  color: #e8eefc; font-weight: 600; margin-bottom: 3px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.lp-hero-card {
  background: linear-gradient(165deg, rgba(255, 255, 255, .12) 0%, rgba(255, 255, 255, .05) 100%);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 18px;
  backdrop-filter: blur(20px) saturate(1.15);
  box-shadow: 0 24px 64px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .12);
  overflow: hidden;
}
.lp-hero-card-hd {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 14px 16px; border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.lp-hero-card-hd .u-id {
  font-family: var(--num-font); font-size: 12px; color: #a8bcf5;
}
.lp-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; border-radius: 5px;
  font-size: 11.5px; font-weight: 600;
}
.lp-chip.warn { background: rgba(183, 121, 31, .22); color: #f6d58a; }
.lp-chip.danger { background: rgba(194, 53, 43, .22); color: #f5a8a2; }
.lp-chip.ok { background: rgba(25, 122, 75, .22); color: #8fd9b0; }
.lp-chip.seal { background: rgba(109, 91, 208, .28); color: #d4c9ff; }
.lp-hero-card-bd { padding: 16px 18px 18px; }
.lp-hero-card-bd h2 {
  font-size: 17px; font-weight: 700; line-height: 1.4; margin-bottom: 8px;
}
.lp-hero-card-bd p {
  font-size: 13px; color: #b7c3d8; margin-bottom: 14px;
}
.lp-amount {
  font-family: var(--num-font); font-size: 32px; font-weight: 700;
  letter-spacing: -.03em; margin-bottom: 12px;
}
.lp-amount small { font-size: 13px; color: #8b9ab8; font-weight: 600; margin-left: 4px; }
.lp-flag-list {
  list-style: none; display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px;
}
.lp-flag-list li {
  font-size: 12.5px; line-height: 1.5;
  padding: 8px 10px; border-radius: 8px;
  background: rgba(194, 53, 43, .12);
  border: 1px solid rgba(245, 168, 162, .2);
  color: #f0c4c0;
}
.lp-flag-list li.route {
  background: rgba(183, 121, 31, .14);
  border-color: rgba(246, 213, 138, .22);
  color: #f0dfba;
}
.lp-hero-card-ft {
  display: flex; flex-wrap: wrap; gap: 8px;
}

/* ============================== 通用区块 ============================== */
.lp-section {
  max-width: var(--max); margin: 0 auto;
  padding: 72px 24px;
}
.lp-section-hd {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; margin-bottom: 28px;
}
.lp-section-hd h2 {
  font-size: 26px; font-weight: 800; letter-spacing: -.02em; line-height: 1.25;
}
.lp-section-hd p {
  margin-top: 6px; font-size: 14.5px; color: var(--muted); max-width: 52ch;
}
.lp-kicker {
  font-size: 12px; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--seal); margin-bottom: 8px;
}

/* stats */
.lp-stats {
  margin-top: -40px; position: relative; z-index: 3;
  padding-top: 0;
}
.lp-stats-grid {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.lp-stat {
  position: relative;
  padding: 20px 18px 18px; border-radius: 0;
  text-align: left;
  border-right: 1px solid var(--line-2);
}
.lp-stat:last-child { border-right: none; }
.lp-stat::before {
  content: ""; position: absolute; left: 0; top: 14px; bottom: 14px;
  width: 3px; border-radius: 0 2px 2px 0; background: var(--line);
}
.lp-stat.tone-accent::before { background: var(--accent); }
.lp-stat.tone-seal::before { background: var(--seal); }
.lp-stat.tone-danger::before { background: var(--danger); }
.lp-stat.tone-ok::before { background: var(--ok); }
.lp-stat:hover { background: var(--bg-2); }
.lp-stat .s-label {
  font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 6px;
}
.lp-stat .s-val {
  font-family: var(--num-font); font-size: 24px; font-weight: 700;
  letter-spacing: -.02em; line-height: 1.15; margin-bottom: 4px;
}
.lp-stat .s-why { font-size: 12px; color: var(--faint); line-height: 1.45; }
.lp-stat.tone-accent .s-val { color: var(--accent); }
.lp-stat.tone-seal .s-val { color: var(--seal); }
.lp-stat.tone-danger .s-val { color: var(--danger); }
.lp-stat.tone-ok .s-val { color: var(--ok); }

/* features */
.lp-features {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.lp-feature {
  display: flex; flex-direction: column; gap: 10px;
  padding: 20px 18px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  color: inherit; text-decoration: none;
  transition: border-color .16s, box-shadow .16s, transform .16s;
  min-height: 100%;
}
.lp-feature:hover {
  border-color: #c5cef0;
  box-shadow: var(--shadow-2);
  transform: translateY(-2px);
  text-decoration: none; color: inherit;
}
.lp-feature .fi {
  width: 40px; height: 40px; border-radius: 11px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-dk);
}
.lp-feature .fi.seal { background: var(--seal-soft); color: var(--seal); }
.lp-feature .fi.warn { background: #fdf4e3; color: var(--warn); }
.lp-feature .fi.danger { background: #fceceb; color: var(--danger); }
.lp-feature .fi.ok { background: #e8f5ee; color: var(--ok); }
.lp-feature .fi svg { width: 20px; height: 20px; }
.lp-feature h3 { font-size: 16px; font-weight: 700; }
.lp-feature p { font-size: 13.5px; color: var(--muted); line-height: 1.65; flex: 1 1 auto; }
.lp-feature .go {
  font-size: 13px; font-weight: 600; color: var(--accent);
  display: inline-flex; align-items: center; gap: 4px;
}
.lp-feature .go svg { width: 14px; height: 14px; }

/* split showcase */
.lp-showcase {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 28px; align-items: center;
}
.lp-showcase-visual {
  position: relative; border-radius: 18px; overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow-2);
  background: var(--rail);
  aspect-ratio: 4 / 3;
}
.lp-showcase-visual picture,
.lp-showcase-visual img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.lp-showcase-visual::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(11, 20, 36, .45) 100%);
  pointer-events: none;
}
.lp-showcase-copy h2 {
  font-size: 26px; font-weight: 800; letter-spacing: -.02em;
  line-height: 1.25; margin-bottom: 12px;
}
.lp-showcase-copy > p {
  font-size: 14.5px; color: var(--muted); line-height: 1.75; margin-bottom: 18px;
}
.lp-check {
  list-style: none; display: flex; flex-direction: column; gap: 10px;
  margin-bottom: 22px;
}
.lp-check li {
  position: relative; padding-left: 28px;
  font-size: 14px; color: var(--ink-2); line-height: 1.55;
}
.lp-check li::before {
  content: ""; position: absolute; left: 0; top: 4px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--ok-soft, #e8f5ee);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23197a4b' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E");
  background-size: 12px; background-repeat: no-repeat; background-position: center;
}

/* boundary */
.lp-boundary {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.lp-bound-card {
  padding: 22px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}
.lp-bound-card h3 {
  font-size: 15px; font-weight: 700; margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.lp-bound-card h3 .tag {
  font-size: 11px; font-weight: 700; letter-spacing: .06em;
  padding: 2px 7px; border-radius: 4px;
}
.lp-bound-card.host h3 .tag { background: var(--accent-soft); color: var(--accent-dk); }
.lp-bound-card.edge h3 .tag { background: var(--seal-soft); color: var(--seal); }
.lp-bound-card ul {
  list-style: none; display: flex; flex-direction: column; gap: 9px;
}
.lp-bound-card li {
  position: relative; padding-left: 14px;
  font-size: 13.5px; color: var(--ink-2); line-height: 1.6;
}
.lp-bound-card li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 6px; height: 6px; border-radius: 2px; background: var(--accent);
}
.lp-bound-card.edge li::before { background: var(--seal); }

/* risk strip */
.lp-risk {
  background: linear-gradient(135deg, #1a1040 0%, #101b30 55%, #0b1424 100%);
  color: #e8eefc;
  border-radius: 18px;
  padding: 28px 28px 26px;
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px; align-items: center;
  border: 1px solid rgba(185, 170, 245, .25);
  box-shadow: var(--shadow-2);
  position: relative; overflow: hidden;
}
.lp-risk::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("assets/texture-expense.jpg");
  background-image: image-set(
    url("assets/texture-expense.webp") type("image/webp"),
    url("assets/texture-expense.jpg") type("image/jpeg")
  );
  background-position: center;
  background-size: cover;
  opacity: .14; pointer-events: none;
}
.lp-risk > * { position: relative; z-index: 1; }
.lp-risk h2 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.lp-risk p { font-size: 13.5px; color: #b7c3d8; line-height: 1.7; max-width: 62ch; }
.lp-risk-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* footer */
.lp-footer {
  border-top: 1px solid var(--line);
  background: var(--paper);
  padding: 28px 24px 36px;
}
.lp-footer-inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 16px 28px;
  align-items: flex-start; justify-content: space-between;
}
.lp-footer b { display: block; font-size: 14px; margin-bottom: 4px; }
.lp-footer p { font-size: 12.5px; color: var(--muted); line-height: 1.6; max-width: 56ch; }
.lp-footer-links {
  display: flex; flex-wrap: wrap; gap: 8px 14px;
  font-size: 13px;
}
.lp-footer-links a { color: var(--ink-2); }
.lp-footer-links a:hover { color: var(--accent); }

/* mobile panel */
.lp-mobile-panel {
  display: none;
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 10px 16px 16px;
}
.lp-mobile-panel.is-open { display: block; }
.lp-mobile-panel a {
  display: flex; align-items: center; min-height: 44px;
  padding: 0 10px; border-radius: 8px;
  color: #c8d2e2; font-size: 14px;
}
.lp-mobile-panel a:hover { background: rgba(255, 255, 255, .07); color: #fff; text-decoration: none; }

/* dialog reuse minimal */
.dialog {
  border: none; border-radius: 12px; padding: 0; max-width: min(460px, calc(100% - 32px));
  box-shadow: var(--shadow-3); background: var(--paper); color: var(--ink);
}
.dialog::backdrop { background: rgba(11, 20, 36, .48); }
.dialog-bd { padding: 18px 20px 14px; }
.dialog-bd h2 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.dialog-bd p { font-size: 13.5px; line-height: 1.7; color: var(--ink-2); }
.risk-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin: 12px 0 4px; }
.risk-list li {
  padding: 9px 11px; border-radius: 8px;
  background: #fdf4e3; border: 1px solid #f0dfba;
}
.risk-list li b { display: block; font-size: 12.5px; color: #7a5312; margin-bottom: 2px; }
.risk-list li span { font-size: 12px; line-height: 1.55; color: #6b4a14; }
.dialog-ft {
  display: flex; justify-content: flex-end; gap: 8px; padding: 12px 20px;
  border-top: 1px solid var(--line-2); background: var(--bg-2);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  html { scroll-behavior: auto; }
  .lp-hero-media img { animation: none; transform: none; }
}

@media (max-width: 1023px) {
  .lp-hero-inner { grid-template-columns: 1fr; padding: 48px 20px 52px; }
  .lp-hero { min-height: auto; }
  .lp-hero h1 { max-width: none; }
  .lp-hero-card { max-width: 520px; }
  .lp-meta-row { max-width: none; }
  .lp-stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-stat { border-right: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
  .lp-stat:nth-child(2n) { border-right: none; }
  .lp-stat:nth-child(n+3) { border-bottom: none; }
  .lp-features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-showcase { grid-template-columns: 1fr; }
  .lp-boundary { grid-template-columns: 1fr; }
  .lp-risk { grid-template-columns: 1fr; }
  .lp-nav { display: none; }
  .lp-menu-btn { display: grid; }
}

@media (max-width: 640px) {
  .lp-top-inner { padding: 0 14px; min-height: 58px; }
  .lp-brand > span > span { display: none; }
  .lp-section { padding: 48px 16px; }
  .lp-stats { margin-top: -24px; }
  .lp-stat { padding: 16px 14px; }
  .lp-stat .s-val { font-size: 20px; }
  .lp-features { grid-template-columns: 1fr; }
  .lp-cta-row .btn { flex: 1 1 auto; }
  .lp-top-actions .btn-ghost { display: none; }
  .lp-meta-row { grid-template-columns: 1fr 1fr; }
  .lp-risk-actions { width: 100%; }
  .lp-risk-actions .btn { flex: 1 1 auto; }
  .lp-hero h1 { font-size: 28px; }
}