/*
Theme Name: Pulsar Engine
Theme URI: https://pulsarengine.cloud
Author: Pulsar Engine
Description: 脉冲引擎 GEO Optimization Platform 官方网站主题。
Version: 2.3.0
Text Domain: pulsar-engine
*/

:root {
  --pe-bg: #0b0e1a;
  --pe-bg-soft: #131826;
  --pe-surface: rgba(17, 24, 39, 0.72);
  --pe-surface-strong: rgba(20, 28, 46, 0.88);
  --pe-card: rgba(255, 255, 255, 0.045);
  --pe-card-hover: rgba(255, 255, 255, 0.08);
  --pe-border: rgba(148, 163, 184, 0.14);
  --pe-border-strong: rgba(148, 163, 184, 0.28);
  --pe-text: #f1f5f9;
  --pe-muted: #94a3b8;
  --pe-faint: #64748b;
  --pe-blue: #5b8def;
  --pe-cyan: #93c5fd;
  --pe-green: #6ee7b7;
  --pe-amber: #fcd34d;
  --pe-danger: #fda4af;
  --pe-radius-sm: 8px;
  --pe-radius-md: 12px;
  --pe-radius-lg: 16px;
  --pe-radius-xl: 22px;
  --pe-shadow: 0 24px 64px rgba(0, 0, 0, 0.32);
  --pe-font-xs: 11px;
  --pe-font-sm: 12px;
  --pe-font-base: 13px;
  --pe-font-md: 14px;
  --pe-font-lg: 16px;
  --pe-line-height: 1.6;
  --pe-stagger-step: 60ms;
  --pe-glow: 0 0 28px rgba(91, 141, 239, 0.18);
  --pe-gradient: linear-gradient(135deg, #5b8def 0%, #93c5fd 100%);
  --pe-font: -apple-system, BlinkMacSystemFont, "MiSans", "HarmonyOS Sans SC", "PingFang SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--pe-text);
  background:
    radial-gradient(circle at 18% -10%, rgba(147, 197, 253, 0.10), transparent 38vw),
    radial-gradient(circle at 82% 0%, rgba(91, 141, 239, 0.12), transparent 38vw),
    var(--pe-bg);
  font-family: var(--pe-font);
  font-size: var(--pe-font-md);
  line-height: var(--pe-line-height);
  letter-spacing: -0.003em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.025) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 70%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.4) 0 1px, transparent 1.6px);
  background-size: 140px 140px;
  background-position: 12px 20px;
  opacity: 0.10;
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }

.pe-container { width: min(100% - 44px, 1180px); margin: 0 auto; }
[id] { scroll-margin-top: 80px; }
.pe-menu-toggle { display: none; }
.pe-menu-btn { display: none; }
.pe-mobile-menu { display: none; }
.pe-visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.pe-site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(11, 14, 26, 0.78);
  backdrop-filter: blur(22px);
}
.pe-nav { height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.pe-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; letter-spacing: -0.015em; font-size: var(--pe-font-md); }
.pe-brand small { display: block; margin-top: 1px; color: var(--pe-muted); font-size: 10px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }
.pe-logo {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  position: relative;
  background: radial-gradient(circle at 34% 30%, #fff, var(--pe-cyan) 22%, var(--pe-blue) 56%, #1e293b 100%);
  box-shadow: var(--pe-glow);
}
.pe-logo::after {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px solid rgba(147, 197, 253, 0.22);
  transform: rotate(-18deg) scaleX(1.3);
}
.pe-links { display: flex; align-items: center; gap: 22px; color: var(--pe-muted); font-size: var(--pe-font-sm); letter-spacing: 0.01em; }
.pe-links a { transition: color .2s ease; }
.pe-links a:hover { color: #fff; }
.pe-nav-cta, .pe-button, .pe-button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: var(--pe-font-sm);
  font-weight: 600;
  letter-spacing: 0.005em;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease;
}
.pe-nav-cta, .pe-button { border: 0; color: #0b0e1a; background: var(--pe-gradient); box-shadow: 0 8px 24px rgba(91, 141, 239, 0.22); }
.pe-button-secondary { color: var(--pe-text); border: 1px solid var(--pe-border); background: rgba(255, 255, 255, .04); }
.pe-nav-cta:hover, .pe-button:hover, .pe-button-secondary:hover { transform: translateY(-1px); box-shadow: 0 12px 32px rgba(91, 141, 239, 0.28); }

.pe-hero { position: relative; overflow: hidden; padding: 72px 0 56px; }
.pe-hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr); gap: 40px; align-items: center; }
.pe-orbit-field { position: absolute; inset: 8% auto auto 50%; width: 580px; height: 580px; transform: translateX(-4%); opacity: .55; pointer-events: none; }
.pe-orbit { position: absolute; inset: 18%; border: 1px solid rgba(148, 163, 184, .14); border-radius: 50%; animation: peOrbit 22s linear infinite; }
.pe-orbit::before { content: ""; position: absolute; width: 7px; height: 7px; border-radius: 50%; top: 12%; left: 16%; background: var(--pe-cyan); box-shadow: 0 0 16px var(--pe-cyan); }
.pe-orbit-two { inset: 28%; animation-duration: 16s; transform: rotate(32deg) scaleX(1.5); }
.pe-orbit-three { inset: 4%; animation-duration: 30s; transform: rotate(-18deg) scaleY(.72); }
.pe-eyebrow, .pe-section-kicker, .pe-card-kicker { color: var(--pe-cyan); font-size: 11px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.pe-hero h1 { margin: 14px 0 0; max-width: 760px; font-size: clamp(26px, 3.6vw, 42px); line-height: 1.15; letter-spacing: -0.025em; font-weight: 650; color: #f1f5f9; }
.pe-subtitle { max-width: 600px; margin: 14px 0 0; color: var(--pe-muted); font-size: clamp(13px, 1.2vw, 15px); line-height: 1.65; }
.pe-hero-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.pe-url-console {
  max-width: 580px;
  margin-top: 24px;
  padding: 14px;
  border: 1px solid var(--pe-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, .04);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), var(--pe-shadow);
  backdrop-filter: blur(18px);
}
.pe-url-label { display: block; margin-bottom: 8px; color: var(--pe-text); font-size: var(--pe-font-sm); font-weight: 600; }
.pe-url-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.pe-url-row input {
  width: 100%;
  min-height: 38px;
  padding: 0 14px;
  color: var(--pe-text);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 999px;
  outline: none;
  background: rgba(11, 14, 26, .62);
  font-size: var(--pe-font-sm);
}
.pe-url-row input::placeholder { color: var(--pe-faint); }
.pe-url-row input:focus { border-color: var(--pe-cyan); box-shadow: 0 0 0 3px rgba(147, 197, 253, .12); }
.pe-url-row button { min-height: 38px; padding: 0 18px; border: 0; border-radius: 999px; color: #0b0e1a; font-weight: 600; font-size: var(--pe-font-sm); background: var(--pe-gradient); }
.pe-url-console p { margin: 8px 4px 0; color: var(--pe-faint); font-size: 11px; }

.pe-hero-console, .pe-product-panel, .pe-card, .pe-proof-main, .pe-proof-list, .pe-step, .pe-value-card, .pe-faq details, .pe-cta {
  border: 1px solid var(--pe-border);
  background: var(--pe-surface);
  box-shadow: var(--pe-shadow);
  backdrop-filter: blur(20px);
}
.pe-hero-console { position: relative; overflow: hidden; padding: 18px; border-radius: var(--pe-radius-xl); }
.pe-hero-console::before, .pe-product-panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  pointer-events: none;
  background: radial-gradient(circle at 70% 20%, rgba(147,197,253,.10), transparent 36%), radial-gradient(circle at 10% 80%, rgba(91,141,239,.08), transparent 38%);
}
.pe-console-topbar, .pe-product-topbar { position: relative; display: flex; align-items: center; gap: 10px; color: var(--pe-muted); }
.pe-console-topbar strong, .pe-product-topbar strong { color: var(--pe-text); font-size: var(--pe-font-sm); font-weight: 600; }
.pe-console-topbar em { margin-left: auto; color: var(--pe-green); font-style: normal; font-size: 11px; }
.pe-window-dots { display: inline-flex; gap: 6px; }
.pe-window-dots i, .pe-window-dots span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.18); }
.pe-window-dots i:first-child, .pe-window-dots span:first-child { background: var(--pe-danger); }
.pe-window-dots i:nth-child(2), .pe-window-dots span:nth-child(2) { background: var(--pe-amber); }
.pe-window-dots i:nth-child(3), .pe-window-dots span:nth-child(3) { background: var(--pe-green); }
.pe-score-orbit { position: relative; display: grid; place-items: center; width: min(100%, 280px); height: 280px; margin: 18px auto 14px; border-radius: 50%; background: repeating-radial-gradient(circle, transparent 0 30px, rgba(91,141,239,.12) 31px 32px); }
.pe-score-orbit::before { content: ""; position: absolute; inset: 18px; border-radius: 50%; border: 1px dashed rgba(147,197,253,.24); animation: peSpin 14s linear infinite; }
.pe-score-orbit::after { content: ""; position: absolute; inset: 56px; border-radius: 50%; background: conic-gradient(from 90deg, transparent, rgba(147,197,253,.52), transparent 36%); animation: peScan 5.4s linear infinite; }
.pe-score-core { position: relative; z-index: 1; display: grid; place-items: center; width: 128px; height: 128px; border-radius: 50%; background: rgba(11,14,26,.88); border: 1px solid var(--pe-border-strong); box-shadow: inset 0 0 32px rgba(91,141,239,.16), 0 0 32px rgba(147,197,253,.12); }
.pe-score-core strong { font-size: 38px; letter-spacing: -0.04em; font-weight: 650; color: var(--pe-text); }
.pe-score-core span { color: var(--pe-muted); font-size: 11px; }
.pe-console-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.pe-console-grid div { padding: 12px; border-radius: 12px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.05); }
.pe-console-grid span, .pe-dashboard-metrics span { display: block; color: var(--pe-muted); font-size: 11px; }
.pe-console-grid strong { display: block; margin-top: 4px; font-size: 16px; font-weight: 650; color: var(--pe-text); }
.pe-signal-bars { display: grid; gap: 7px; margin-top: 14px; }
.pe-signal-bars i { display: block; height: 6px; border-radius: 999px; background: var(--pe-blue); opacity: .55; transform-origin: left; animation: peGrow 2.8s ease-in-out infinite alternate; }
.pe-signal-bars i:nth-child(2) { width: 78%; animation-delay: .3s; }
.pe-signal-bars i:nth-child(3) { width: 63%; animation-delay: .6s; }
.pe-signal-bars i:nth-child(4) { width: 88%; animation-delay: .9s; }

.pe-section, .pe-product-wrap { padding: 64px 0; }
.pe-section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 380px); gap: 24px; align-items: end; margin-bottom: 24px; }
.pe-section-heading h2, .pe-proof-main h2, .pe-cta h2 { margin: 8px 0 0; font-size: clamp(20px, 2.4vw, 30px); line-height: 1.2; letter-spacing: -0.022em; font-weight: 600; color: var(--pe-text); }
.pe-section-heading p { margin: 0; color: var(--pe-muted); font-size: var(--pe-font-sm); line-height: 1.65; }
.pe-product-panel { position: relative; overflow: hidden; border-radius: var(--pe-radius-xl); }
.pe-product-topbar { justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.pe-product-topbar span { color: var(--pe-faint); font-size: 11px; }
.pe-dashboard { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 14px; padding: 16px; }
.pe-dashboard-main, .pe-dashboard-side { border-radius: 18px; background: rgba(11,14,26,.42); border: 1px solid rgba(255,255,255,.05); padding: 18px; }
.pe-dashboard-label { color: var(--pe-cyan); font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.pe-dashboard-main h3 { margin: 8px 0 6px; font-size: clamp(16px, 1.6vw, 20px); letter-spacing: -0.02em; font-weight: 600; color: var(--pe-text); }
.pe-dashboard-main p, .pe-dashboard-card p { color: var(--pe-muted); font-size: var(--pe-font-sm); line-height: 1.6; }
.pe-dashboard-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin: 16px 0; }
.pe-dashboard-metrics div { padding: 12px; border-radius: 12px; background: rgba(255,255,255,.03); }
.pe-dashboard-metrics strong { display: block; font-size: 20px; font-weight: 650; color: var(--pe-text); letter-spacing: -0.02em; }
.pe-chart { position: relative; height: 140px; overflow: hidden; border-radius: 14px; background: linear-gradient(180deg, rgba(91,141,239,.06), rgba(147,197,253,.03)); border: 1px solid rgba(255,255,255,.05); }
.pe-chart::before { content: ""; position: absolute; inset: 24px 18px; background: linear-gradient(135deg, transparent 42%, rgba(147,197,253,.45) 43% 45%, transparent 46%), linear-gradient(22deg, transparent 50%, rgba(110,231,183,.36) 51% 53%, transparent 54%); animation: peChartDrift 5s ease-in-out infinite alternate; }
.pe-chart i { position: absolute; bottom: 18px; width: 8px; border-radius: 999px 999px 0 0; background: var(--pe-blue); opacity: .65; }
.pe-chart i:nth-child(1) { left: 12%; height: 36px; }.pe-chart i:nth-child(2) { left: 32%; height: 68px; }.pe-chart i:nth-child(3) { left: 58%; height: 50px; }.pe-chart i:nth-child(4) { left: 78%; height: 92px; }
.pe-dashboard-side { display: grid; gap: 10px; }
.pe-dashboard-card { padding: 14px; border-radius: 14px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.05); }
.pe-dashboard-card strong { font-size: var(--pe-font-sm); font-weight: 600; color: var(--pe-text); }
.pe-mini-radar { min-height: 120px; border-radius: 16px; position: relative; overflow: hidden; background: repeating-radial-gradient(circle at center, transparent 0 18px, rgba(147,197,253,.10) 19px 20px), radial-gradient(circle at center, rgba(91,141,239,.14), transparent 56%); }
.pe-mini-radar::after { content: "搜索雷达 · 脉冲波纹"; position: absolute; left: 14px; bottom: 10px; color: var(--pe-muted); font-size: 11px; }
.pe-mini-radar::before { content: ""; position: absolute; inset: 0; background: conic-gradient(from 0deg, rgba(147,197,253,.28), transparent 28%); animation: peScan 4s linear infinite; }

.pe-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.pe-card { min-height: 180px; padding: 20px; border-radius: var(--pe-radius-lg); transition: transform .22s cubic-bezier(0.22,1,0.36,1), box-shadow .22s ease, border-color .22s ease, background .22s ease; }
.pe-card:hover { transform: translateY(-3px); border-color: var(--pe-border-strong); background: var(--pe-card-hover); box-shadow: 0 18px 48px rgba(0,0,0,.28); }
.pe-card h3, .pe-step h3, .pe-value-card h3 { margin: 12px 0 6px; font-size: var(--pe-font-md); letter-spacing: -0.015em; font-weight: 600; color: var(--pe-text); }
.pe-card p, .pe-step p, .pe-value-card p { margin: 0; color: var(--pe-muted); font-size: var(--pe-font-sm); line-height: 1.6; }
.pe-proof { display: grid; grid-template-columns: 1.08fr .92fr; gap: 14px; }
.pe-proof-main, .pe-proof-list { border-radius: var(--pe-radius-xl); padding: 26px; }
.pe-proof-main p { color: var(--pe-muted); font-size: var(--pe-font-sm); line-height: 1.7; }
.pe-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 20px; }
.pe-metric { padding: 14px; border-radius: 14px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.05); }
.pe-metric strong { display: block; font-size: 18px; font-weight: 650; color: var(--pe-cyan); letter-spacing: -0.02em; }
.pe-metric span, .pe-proof-list span { color: var(--pe-muted); font-size: 11px; }
.pe-proof-list ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.pe-proof-list li { padding-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,.05); }
.pe-proof-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.pe-proof-list strong { display: block; margin-bottom: 4px; font-size: var(--pe-font-sm); font-weight: 600; color: var(--pe-text); }
.pe-workflow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.pe-step { position: relative; min-height: 180px; padding: 18px; border-radius: var(--pe-radius-lg); overflow: hidden; transition: transform .22s cubic-bezier(0.22,1,0.36,1), border-color .22s ease; }
.pe-step:hover { transform: translateY(-3px); border-color: var(--pe-border-strong); }
.pe-step::before { content: ""; display: block; width: 32px; height: 32px; border-radius: 50%; background: var(--pe-blue); box-shadow: 0 0 18px rgba(91, 141, 239, 0.32); opacity: .9; }
.pe-value-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.pe-value-card { padding: 22px; border-radius: var(--pe-radius-lg); transition: transform .22s cubic-bezier(0.22,1,0.36,1), border-color .22s ease; }
.pe-value-card:hover { transform: translateY(-3px); border-color: var(--pe-border-strong); }
.pe-value-card span { color: var(--pe-cyan); font-weight: 700; font-size: 13px; letter-spacing: 0.04em; }
.pe-faq { display: grid; gap: 10px; }
.pe-faq details { border-radius: var(--pe-radius-md); padding: 14px 18px; transition: border-color .22s ease, background .22s ease; }
.pe-faq details:hover { border-color: var(--pe-border-strong); background: var(--pe-card-hover); }
.pe-faq summary { cursor: pointer; color: var(--pe-text); font-size: var(--pe-font-sm); font-weight: 600; letter-spacing: -0.005em; }
.pe-faq p { margin: 10px 0 0; color: var(--pe-muted); font-size: var(--pe-font-sm); line-height: 1.65; }
.pe-cta { position: relative; overflow: hidden; border-radius: var(--pe-radius-xl); padding: clamp(32px, 5vw, 56px); text-align: center; }
.pe-cta::before { content: ""; position: absolute; inset: -40%; background: conic-gradient(from 90deg, transparent, rgba(147,197,253,.10), transparent, rgba(91,141,239,.12), transparent); animation: peSpin 22s linear infinite; }
.pe-cta > * { position: relative; }
.pe-cta p { max-width: 640px; margin: 14px auto 0; color: var(--pe-muted); font-size: var(--pe-font-sm); line-height: 1.65; }
.pe-cta .pe-hero-actions { justify-content: center; }

.pe-site-footer { border-top: 1px solid rgba(255,255,255,.06); padding: 24px 0; color: var(--pe-muted); background: rgba(11, 14, 26, .82); }
.pe-footer-grid { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: var(--pe-font-sm); line-height: 1.55; }
.pe-footer-grid strong { color: var(--pe-text); }
.pe-footer-grid a { color: var(--pe-cyan); }

@keyframes peOrbit { to { transform: rotate(360deg) scaleX(1.35); } }
@keyframes pe-orbit { to { transform: rotate(360deg); } }
@keyframes peSpin { to { transform: rotate(360deg); } }
@keyframes peScan { to { transform: rotate(360deg); } }
@keyframes peGrow { from { transform: scaleX(.54); opacity: .35; } to { transform: scaleX(1); opacity: .85; } }
@keyframes peChartDrift { from { transform: translateY(10px); opacity: .5; } to { transform: translateY(-4px); opacity: .9; } }
@keyframes pe-stagger-in { to { opacity: 1; transform: translateY(0); } }
@keyframes pe-pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .55; transform: scale(.86); } }

.pe-stagger > * {
  opacity: 0;
  transform: translateY(14px);
  animation: pe-stagger-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(var(--pe-stagger, 0) * var(--pe-stagger-step));
}

.pe-hover-lift {
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.22s ease,
              border-color 0.22s ease;
}
.pe-hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: var(--pe-shadow);
  border-color: var(--pe-border-strong);
}

.pe-status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
  background: var(--pe-green);
  color: var(--pe-green);
  box-shadow: 0 0 8px currentColor;
  animation: pe-pulse 2.4s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .pe-stagger > * { opacity: 1; transform: none; animation: none; }
  .pe-hover-lift:hover { transform: none; }
  .pe-status-dot { animation: none; }
}

@media (max-width: 980px) {
  .pe-links { display: none; }
  .pe-hero { padding-top: 56px; }
  .pe-hero-grid, .pe-dashboard, .pe-proof, .pe-section-heading { grid-template-columns: 1fr; }
  .pe-cards, .pe-value-grid { grid-template-columns: 1fr 1fr; }
  .pe-workflow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pe-orbit-field { opacity: .35; transform: translateX(-42%); }

  .pe-site-header { position: sticky; }
  .pe-menu-btn {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 10px 9px;
    border-radius: 10px;
    border: 1px solid var(--pe-border);
    background: rgba(255, 255, 255, .04);
    cursor: pointer;
    flex-shrink: 0;
  }
  .pe-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--pe-text);
    border-radius: 2px;
    transition: transform .25s ease, opacity .2s ease;
  }
  .pe-mobile-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 16px;
    right: 16px;
    display: grid;
    gap: 2px;
    padding: 10px;
    border-radius: 16px;
    background: rgba(11, 14, 26, 0.96);
    border: 1px solid var(--pe-border-strong);
    box-shadow: var(--pe-shadow);
    backdrop-filter: blur(22px);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity .22s ease, transform .22s ease;
    z-index: 40;
  }
  .pe-mobile-menu a {
    padding: 12px 14px;
    border-radius: 10px;
    color: var(--pe-text);
    font-size: 14px;
    font-weight: 500;
  }
  .pe-mobile-menu a:hover, .pe-mobile-menu a:focus { background: rgba(255, 255, 255, .06); }
  .pe-menu-toggle:checked ~ .pe-mobile-menu {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .pe-menu-toggle:checked ~ .pe-menu-btn span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .pe-menu-toggle:checked ~ .pe-menu-btn span:nth-child(2) { opacity: 0; }
  .pe-menu-toggle:checked ~ .pe-menu-btn span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .pe-footer-grid { flex-direction: column; gap: 10px; align-items: flex-start; }
}

@media (max-width: 640px) {
  .pe-container { width: min(100% - 28px, 1180px); }
  .pe-nav { height: 56px; gap: 10px; }
  .pe-brand { font-size: 13px; }
  .pe-brand small { display: none; }

  .pe-nav-cta {
    min-height: 36px;
    padding: 0 14px;
    font-size: 12px;
  }

  .pe-hero { padding: 40px 0 36px; }
  .pe-hero h1 { font-size: clamp(22px, 6.8vw, 30px); line-height: 1.25; }
  .pe-subtitle { font-size: 14px; line-height: 1.7; }

  .pe-hero-actions { gap: 8px; }
  .pe-button, .pe-button-secondary, .pe-nav-cta {
    min-height: 42px;
    padding: 0 18px;
    font-size: 13px;
  }

  .pe-url-row { grid-template-columns: 1fr; }
  .pe-url-row input {
    min-height: 42px;
    font-size: 16px;
  }
  .pe-url-row button {
    min-height: 42px;
    font-size: 14px;
  }

  .pe-hero-console { border-radius: 18px; padding: 14px; }
  .pe-score-orbit { width: min(100%, 200px); height: 200px; margin: 12px auto 10px; }
  .pe-score-core { width: 108px; height: 108px; }
  .pe-score-core strong { font-size: 30px; }

  .pe-card, .pe-step, .pe-value-card { min-height: auto; padding: 16px; }
  .pe-card h3, .pe-step h3, .pe-value-card h3 { margin: 8px 0 4px; }

  .pe-cards, .pe-value-grid, .pe-workflow, .pe-metrics, .pe-dashboard-metrics, .pe-console-grid { grid-template-columns: 1fr; }

  .pe-section, .pe-product-wrap { padding: 36px 0; }
  .pe-section-heading { margin-bottom: 16px; }
  .pe-proof-main, .pe-proof-list { padding: 18px; }
  .pe-cta { padding: 28px 18px; }

  .pe-faq details { padding: 12px 14px; }
  .pe-faq summary { font-size: 13px; }
  .pe-faq p { font-size: 13px; line-height: 1.7; }

  .pe-site-header { padding-left: max(0px, env(safe-area-inset-left)); padding-right: max(0px, env(safe-area-inset-right)); }
  .pe-site-footer { padding-bottom: calc(20px + env(safe-area-inset-bottom)); }
}

@media (max-width: 360px) {
  .pe-hero h1 { font-size: 20px; }
  .pe-button, .pe-button-secondary { padding: 0 14px; font-size: 12px; }
  .pe-card, .pe-step, .pe-value-card { padding: 14px; }
}