/* ============================================================
   BagMakerAi — Industrial Utility · Layout v2
   Theme: Neon Cyberpunk · 纯黑基底 · 荧光绿/亮蓝霓虹 · 玻璃拟态
   Layout: 分栏 Hero + Trust Bar + 编辑交错 + 路径分流 + 目录墙
           + 阶段时间线 + FAQ 前哨 + 全宽 CTA + 4 列页脚
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  --bg: #000000;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.065);
  --text: #ffffff;
  --muted: #a9b4c0;
  --accent: #ccff00;
  --accent-strong: #00aaff;
  --accent-soft: #00aaff;
  --border: rgba(204, 255, 0, 0.18);
  --border-strong: rgba(0, 170, 255, 0.55);
  --success: #ccff00;
  --danger: #ff5c7a;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-7: 56px;
  --space-8: 64px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  --font-display: "Space Grotesk", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "IBM Plex Sans", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  --fs-display: clamp(2.1rem, 4.6vw, 3.3rem);
  --fs-h1: clamp(1.5rem, 2.8vw, 2rem);
  --fs-h2: clamp(1.2rem, 2.2vw, 1.6rem);
  --fs-h3: 1.12rem;
  --fs-body: 1rem;
  --fs-caption: 0.82rem;

  --ease-out: cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* ---------- Base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 480px at 85% -8%, rgba(0, 170, 255, 0.12), transparent 60%),
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(204, 255, 0, 0.055) 3px 4px, transparent 4px 44px),
    repeating-linear-gradient(90deg, transparent 0 3px, rgba(204, 255, 0, 0.055) 3px 4px, transparent 4px 44px);
  background-size: auto;
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }

/* Mouse-follow spotlight: radial glow over bg grid, under content */
.bg-spot {
  --mx: 50vw; --my: 50vh;
  position: fixed; left: 0; top: 0; z-index: -1;
  width: 150px; height: 150px;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at center,
    rgba(204, 255, 0, 0.36) 0%,
    rgba(0, 170, 255, 0.20) 34%,
    rgba(0, 170, 255, 0.07) 52%,
    transparent 62%);
  mix-blend-mode: screen;
  transform: translate3d(var(--mx), var(--my), 0) translate(-50%, -50%);
  will-change: transform;
}
body.has-spot .bg-spot { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .bg-spot { opacity: 0; } }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 var(--space-3); }

/* ---------- Reveal (scroll entrance) ---------- */
.js-anim .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
  will-change: transform, opacity;
}
.js-anim .reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Header / Navigation ---------- */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-2);
  height: 64px;
}
.brand { display: flex; align-items: center; gap: var(--space-1); flex: none; }
.brand img {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  box-shadow: 0 0 14px rgba(204, 255, 0, 0.25);
}
.brand .brand-name {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 700; letter-spacing: 0.3px;
  background: linear-gradient(90deg, #ffffff 20%, var(--accent) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a {
  color: var(--muted); font-size: 0.9rem; font-weight: 500;
  transition: color 0.25s var(--ease-out);
}
.nav-right { display: flex; align-items: center; gap: 14px; flex: none; }
.lang-switch {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
}
.lang-switch button {
  background: transparent; border: none; cursor: pointer;
  color: var(--muted);
  padding: 6px 14px; font-size: var(--fs-caption); font-weight: 600;
  transition: color 0.2s var(--ease-out), background-color 0.2s var(--ease-out);
}
.lang-switch button.active { background: rgba(204, 255, 0, 0.15); color: var(--accent); }
.lang-switch button:active { background: rgba(204, 255, 0, 0.22); }
.nav-cta {
  display: inline-block; padding: 9px 18px;
  border: 1px solid var(--accent); border-radius: var(--radius-pill);
  color: var(--accent); font-weight: 600; font-size: 0.9rem;
  transition: background-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.nav-cta:active { transform: translateY(1px); }

/* ---------- Hero: split copy + blueprint panel ---------- */
.hero { padding: 72px 0 56px; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  gap: 48px; align-items: center;
}
.hero-copy { text-align: left; }
.hero-copy .eyebrow {
  display: inline-block; padding: 6px 16px; margin-bottom: 18px;
  border: 1px solid var(--border-strong); border-radius: var(--radius-pill);
  color: var(--accent); font-size: var(--fs-caption); letter-spacing: 2px;
  background: rgba(204, 255, 0, 0.08);
  box-shadow: 0 0 18px rgba(204, 255, 0, 0.14), inset 0 0 12px rgba(204, 255, 0, 0.05);
}
.hero-copy .coming-badge {
  display: inline-block; margin-left: 10px; margin-bottom: 18px;
  padding: 6px 16px; border-radius: var(--radius-pill);
  background: rgba(204, 255, 0, 0.12);
  border: 1px solid var(--accent-soft);
  color: var(--accent-soft); font-size: var(--fs-caption); font-weight: 600; letter-spacing: 0.5px;
  box-shadow: 0 0 18px rgba(204, 255, 0, 0.25);
}
.hero-copy h1 {
  font-family: var(--font-display);
  font-size: var(--fs-display); font-weight: 700; line-height: 1.15; margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.hero-copy h1 .accent {
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-copy .sub { font-size: clamp(1rem, 1.8vw, 1.15rem); color: var(--muted); margin-bottom: 14px; }
.hero-copy .hero-note {
  max-width: 560px; margin-bottom: 32px;
  padding: 13px 18px; border-radius: var(--radius-md);
  border: 1px dashed rgba(0, 170, 255, 0.55);
  background: rgba(0, 170, 255, 0.07);
  color: var(--text); font-size: 0.94rem; line-height: 1.75;
}
.hero-copy .cta-row { display: flex; gap: var(--space-2); flex-wrap: wrap; }

/* Blueprint panel */
.hero-panel {
  position: relative;
  min-width: 0;
  background-color: rgba(255, 255, 255, 0.04);
  background-image:
    linear-gradient(rgba(204, 255, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(204, 255, 0, 0.05) 1px, transparent 1px);
  background-size: 26px 26px, 26px 26px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: inset 0 0 60px rgba(204, 255, 0, 0.05), 0 24px 54px rgba(0, 0, 0, 0.5), 0 0 42px rgba(204, 255, 0, 0.10), 0 0 90px rgba(0, 170, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.hero-panel::before {
  content: ""; position: absolute; inset: 0;
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(0, 170, 255, 0.10), transparent 55%);
  pointer-events: none;
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 14px; margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.panel-label { font-family: var(--font-display); font-size: 0.86rem; letter-spacing: 1.5px; color: var(--accent); }
.panel-status {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 1px;
  color: var(--muted); padding: 4px 10px;
  border: 1px solid var(--border); border-radius: var(--radius-pill);
}
.bp-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-soft);
  box-shadow: 0 0 8px var(--accent-soft);
  animation: bp-pulse 2.4s var(--ease-out) infinite;
}
@keyframes bp-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
/* Generation steps bar */
.gen-steps {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; margin-bottom: 2px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.gen-step { display: flex; align-items: center; justify-content: center; gap: 8px; flex: 1; min-width: 0; }
.gen-step em { font-style: normal; font-size: 0.74rem; font-weight: 600; letter-spacing: 0.4px; color: var(--muted); white-space: nowrap; }
.gen-step.is-done em { color: var(--accent-soft); }
.gen-step.is-active em { color: var(--text); }
.gs-ic {
  width: 22px; height: 22px; border-radius: 50%; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border-strong);
  color: var(--muted);
}
.gs-ic svg { width: 12px; height: 12px; }
.gen-step.is-done .gs-ic { color: var(--accent-soft); border-color: var(--accent-soft); }
.gen-step.is-active .gs-ic { color: var(--accent); border-color: var(--accent); box-shadow: 0 0 12px rgba(204, 255, 0, 0.35); }
.gs-check { width: 14px; height: 14px; flex: none; color: var(--accent-soft); }
.gs-check svg { width: 14px; height: 14px; }
.gs-pulse {
  width: 6px; height: 6px; border-radius: 50%; flex: none;
  background: var(--accent); box-shadow: 0 0 8px var(--accent);
  animation: gs-pulse 1.6s var(--ease-out) infinite;
}
@keyframes gs-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.7); }
}
.gen-sep { flex: 0 0 20px; height: 1px; background: linear-gradient(90deg, var(--border-strong), transparent); }
.gen-sep.is-done { background: linear-gradient(90deg, var(--accent-soft), var(--border-strong)); }

/* Blueprint stage: canvas + spec chips */
.bp-stage { display: grid; grid-template-columns: minmax(0, 1.55fr) 118px; gap: 12px; align-items: stretch; }
.bp-canvas {
  position: relative; overflow: hidden; height: 252px;
  border: 1px solid var(--border); border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 8px 8px, rgba(204, 255, 0, 0.12) 1px, transparent 1.5px),
    linear-gradient(rgba(204, 255, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(204, 255, 0, 0.05) 1px, transparent 1px),
    rgba(255, 255, 255, 0.03);
  background-size: 20px 20px, 20px 20px, 20px 20px, auto;
}
.bp-spec { position: absolute; inset: 6px 8px; width: calc(100% - 16px); height: calc(100% - 12px); color: var(--accent); }
.bp-spec .bp-dimline { stroke: rgba(0, 170, 255, 0.55); stroke-width: 1; }
.bp-spec text { fill: var(--accent); font-family: var(--font-display); font-size: 9px; font-weight: 600; opacity: 0.85; }
.bp-scan {
  position: absolute; left: 0; right: 0; top: 6px; height: 1px; pointer-events: none; opacity: 0;
  background: linear-gradient(90deg, transparent, var(--accent) 18%, var(--accent) 82%, transparent);
  box-shadow: 0 0 10px var(--accent);
  animation: bp-scan 3.6s var(--ease-out) infinite;
}
@keyframes bp-scan {
  0% { opacity: 0; transform: translateY(6px); }
  10% { opacity: 0.9; }
  85% { opacity: 0.9; }
  100% { opacity: 0; transform: translateY(238px); }
}
.bp-pos {
  position: absolute; top: 8px; right: 10px; z-index: 1;
  font-family: var(--font-display); font-size: 0.66rem; letter-spacing: 1px; color: var(--muted);
}
.bp-specs { display: flex; flex-direction: column; gap: 8px; }
.spec-chip {
  display: flex; flex-direction: column; gap: 2px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  animation: chip-in 0.5s var(--ease-out) both;
}
.spec-chip:nth-child(1) { animation-delay: 0.05s; }
.spec-chip:nth-child(2) { animation-delay: 0.12s; }
.spec-chip:nth-child(3) { animation-delay: 0.19s; }
.spec-chip:nth-child(4) { animation-delay: 0.26s; }
.spec-chip:nth-child(5) { animation-delay: 0.33s; }
@keyframes chip-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}
.sc-label { font-size: 0.6rem; text-transform: uppercase; letter-spacing: 1.2px; color: var(--muted); }
.sc-val { font-family: var(--font-display); font-size: 0.82rem; font-weight: 600; color: var(--text); }

/* Variant thumbs */
.bp-thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.bp-thumb {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 10px 6px 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border); border-radius: var(--radius-md);
  color: var(--muted);
}
.bp-thumb svg { width: 40px; height: 34px; color: var(--muted); }
.bp-thumb > span { font-size: 0.68rem; letter-spacing: 0.4px; }
.bp-thumb.is-active { border-color: var(--accent); background: rgba(204, 255, 0, 0.08); color: var(--accent); box-shadow: 0 0 16px rgba(204, 255, 0, 0.25), inset 0 0 12px rgba(204, 255, 0, 0.06); }
.bp-thumb.is-active svg { color: var(--accent); }

/* Result badge */
.panel-badge {
  position: relative; z-index: 1;
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border: 1px dashed var(--accent-soft); border-radius: var(--radius-pill);
  background: rgba(0, 170, 255, 0.10);
  color: var(--accent-soft);
  font-family: var(--font-display); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.6px;
  animation: badge-glow 3s var(--ease-out) infinite;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-soft); box-shadow: 0 0 8px var(--accent-soft);
  animation: bp-pulse 2.4s var(--ease-out) infinite;
}
@keyframes badge-glow {
  0%, 100% { box-shadow: 0 0 6px rgba(0, 170, 255, 0.18); }
  50% { box-shadow: 0 0 18px rgba(0, 170, 255, 0.55); }
}
.panel-foot {
  position: relative; z-index: 1;
  margin-top: 16px; padding-top: 13px;
  border-top: 1px dashed var(--border-strong);
  color: var(--muted); font-size: 0.76rem; letter-spacing: 1.2px;
  display: flex; justify-content: space-between;
}
.panel-foot::after { content: "01 · 02 · 03"; color: var(--accent); font-family: var(--font-display); }

/* ---------- Trust Bar ---------- */
.trustbar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
  margin-bottom: 8px;
}
.trust-item {
  display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
  padding: 22px 24px;
  border-left: 1px solid var(--border);
}
.trust-item:first-child { border-left: none; }
.trust-item .icon { width: 22px; height: 22px; color: var(--accent); margin-bottom: 6px; }
.trust-title { font-family: var(--font-display); font-weight: 600; font-size: 0.96rem; color: var(--text); }
.trust-sub { color: var(--muted); font-size: 0.8rem; }

/* ---------- Buttons ---------- */
.btn-primary {
  display: inline-flex; align-items: center; gap: var(--space-1);
  padding: 14px 34px;
  background: var(--accent-strong);
  color: #fff; font-weight: 700; border-radius: var(--radius-pill); font-size: 1rem;
  border: 1px solid rgba(204, 255, 0, 0.6);
  box-shadow: 0 8px 28px rgba(0, 170, 255, 0.45);
  transition: background-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.btn-primary:active { transform: translateY(1px); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: var(--space-1);
  padding: 13px 30px;
  border: 1px solid var(--border-strong); border-radius: var(--radius-pill);
  color: var(--text); font-weight: 600;
  transition: border-color 0.25s var(--ease-out), color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.btn-ghost:active { transform: translateY(1px); }
.btn .icon { width: 16px; height: 16px; flex: none; }

/* ---------- Common Section ---------- */
section.block { padding: 72px 0; }
.sec-head { text-align: center; margin-bottom: 48px; }
.sec-head.left { text-align: left; }
.sec-head h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h1); font-weight: 700; margin-bottom: 10px;
  letter-spacing: -0.3px;
  text-shadow: 0 0 26px rgba(204, 255, 0, 0.18);
}
.sec-head p { color: var(--muted); max-width: 640px; margin: 0 auto; }
.sec-head.left p { margin: 0; }

.card {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.2));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45), 0 0 26px rgba(204, 255, 0, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.card::before {
  content: ""; position: absolute; top: -1px; left: 18px; right: 18px; height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 3px; opacity: 0.55;
}
.card h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 0.93rem; }

.icon { width: 24px; height: 24px; flex: none; }

/* ---------- Why: editorial numbered rows ---------- */
.why-list { display: flex; flex-direction: column; }
.why-row {
  display: flex; align-items: center; gap: 28px;
  padding: 30px 0;
  border-bottom: 1px dashed var(--border);
}
.why-row:last-child { border-bottom: none; }
.why-row:nth-child(even) { flex-direction: row-reverse; }
.why-idx {
  font-family: var(--font-display);
  font-size: 2.6rem; font-weight: 700; line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 170, 255, 0.5);
  flex: none; width: 64px;
}
.why-copy { flex: 1; min-width: 0; }
.why-copy h3 { font-family: var(--font-display); font-size: 1.24rem; margin-bottom: 8px; }
.why-copy p { color: var(--muted); font-size: 0.95rem; max-width: 560px; }
.why-visual {
  position: relative;
  width: 168px; height: 128px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background-color: rgba(255, 255, 255, 0.03);
  background-image:
    linear-gradient(rgba(204, 255, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(204, 255, 0, 0.05) 1px, transparent 1px);
  background-size: 18px 18px, 18px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--accent);
}
.why-visual svg { width: 62px; height: 62px; }
.vis-idx {
  position: absolute; top: 8px; right: 10px;
  font-family: var(--font-display); font-size: 0.72rem; letter-spacing: 1px;
  color: var(--muted);
}

/* ---------- Customization Modes: path split ---------- */
.modes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.mode-card {
  position: relative;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.2));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 24px 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45), 0 0 26px rgba(204, 255, 0, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex; flex-direction: column;
  transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.mode-card::before {
  content: ""; position: absolute; top: -1px; left: 20px; right: 20px; height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 3px; opacity: 0.55;
}
.mode-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.mode-idx { font-family: var(--font-display); font-size: 1rem; font-weight: 700; color: var(--accent); }
.mode-tag {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.4px;
  color: var(--muted);
  border: 1px solid var(--border); border-radius: var(--radius-pill);
  padding: 4px 12px;
}
.mode-icon {
  width: 52px; height: 52px; border-radius: var(--radius-md); margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  background: rgba(204, 255, 0, 0.1);
  border: 1px solid var(--border-strong);
}
.mode-icon .icon { width: 26px; height: 26px; }
.mode-card h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-bottom: 8px; }
.mode-card p { color: var(--muted); font-size: 0.9rem; flex: 1; }
.mode-arrow { width: 22px; height: 22px; margin-top: 18px; color: var(--accent); }

/* ---------- What We Make: catalog wall + spec table ---------- */
.what-split {
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  gap: 48px; align-items: start;
}
.what-subhead {
  font-family: var(--font-display); font-size: 1.06rem;
  color: var(--accent); margin-bottom: 18px; letter-spacing: 0.5px;
  display: flex; align-items: center; gap: 10px;
}
.what-subhead::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.bag-catalog { list-style: none; }
.bag-catalog li {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 6px;
  border-bottom: 1px dashed var(--border);
  transition: border-color 0.25s var(--ease-out), color 0.25s var(--ease-out), padding-left 0.25s var(--ease-out);
}
.bag-catalog li:last-child { border-bottom: none; }
.cat-idx {
  font-family: var(--font-display); font-size: 0.82rem; font-weight: 600;
  color: var(--muted); letter-spacing: 1px; width: 30px; flex: none;
}
.bag-catalog li > span:nth-child(2) { font-weight: 600; font-size: 1.02rem; flex: 1; }
.cat-arrow { width: 18px; height: 18px; color: var(--border-strong); flex: none; }
.opt-table { list-style: none; }
.opt-table li {
  display: flex; gap: 14px;
  padding: 15px 6px;
  border-bottom: 1px dashed var(--border);
  transition: border-color 0.25s var(--ease-out), background-color 0.25s var(--ease-out);
}
.opt-table li:last-child { border-bottom: none; }
.opt-body h4 { font-family: var(--font-display); font-size: 1rem; color: var(--accent); margin-bottom: 4px; }
.opt-body p { color: var(--muted); font-size: 0.88rem; }

/* ---------- How It Works: phased timeline ---------- */
.phases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.phase {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.045), rgba(0, 0, 0, 0.18));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  position: relative;
  transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.phase::before {
  content: ""; position: absolute; top: -1px; left: 18px; right: 18px; height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 3px; opacity: 0.5;
}
.phase-head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.phase-num {
  width: 34px; height: 34px; border-radius: 50%; flex: none;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.95rem;
  color: #000000;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  box-shadow: 0 0 16px rgba(204, 255, 0, 0.35);
}
.phase-head h3 { font-family: var(--font-display); font-size: 1.14rem; }
.phase-track { display: flex; flex-direction: column; gap: 14px; }
.step-card {
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  transition: border-color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 30px; height: 30px; padding: 0 8px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display); font-weight: 700; font-size: 0.82rem;
  color: var(--accent);
  background: rgba(204, 255, 0, 0.12);
  border: 1px solid var(--border-strong);
  margin-bottom: 10px;
}
.step-card h4 { font-family: var(--font-display); font-size: 0.98rem; margin-bottom: 5px; }
.step-card p { color: var(--muted); font-size: 0.84rem; }

/* ---------- FAQ: side column + accordion ---------- */
.faq-split { display: grid; grid-template-columns: 280px 1fr; gap: 48px; align-items: start; }
.faq-side h2 { font-family: var(--font-display); font-size: var(--fs-h1); font-weight: 700; margin-bottom: 12px; text-shadow: 0 0 26px rgba(204, 255, 0, 0.18); }
.faq-side p { color: var(--muted); font-size: 0.94rem; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
details.faq {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 16px 20px;
  transition: border-color 0.25s var(--ease-out);
}
details.faq[open] { border-color: var(--accent); }
details.faq summary {
  cursor: pointer; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
details.faq summary::after { content: "+"; color: var(--accent); font-size: 1.3rem; }
details.faq[open] summary::after { content: "\2013"; }
details.faq .faq-a { color: var(--muted); font-size: 0.93rem; margin-top: 10px; }

/* ---------- Final CTA: full-width band ---------- */
.cta-block { padding: 88px 0; }
.cta-block .wrap { padding: 0; }
.cta-band {
  background-color: rgba(0, 0, 0, 0.42);
  background-image:
    radial-gradient(700px 300px at 50% -20%, rgba(0, 170, 255, 0.16), transparent 65%),
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(204, 255, 0, 0.05) 3px 4px, transparent 4px 40px),
    repeating-linear-gradient(90deg, transparent 0 3px, rgba(204, 255, 0, 0.05) 3px 4px, transparent 4px 40px);
  background-size: auto;
  border-top: 1px solid var(--border-strong);
  border-bottom: 1px solid var(--border-strong);
  text-align: center;
  padding: 76px 24px;
}
.cta-band h2 { font-family: var(--font-display); font-size: var(--fs-h1); margin-bottom: 12px; text-shadow: 0 0 30px rgba(204, 255, 0, 0.22), 0 0 80px rgba(0, 170, 255, 0.18); }
.cta-band .note { color: var(--muted); max-width: 640px; margin: 0 auto 28px; }
.email-display {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.4rem); font-weight: 700; letter-spacing: 1px;
  color: var(--accent); margin-bottom: 30px; word-break: break-all;
  text-shadow: 0 0 18px rgba(204, 255, 0, 0.55), 0 0 56px rgba(0, 170, 255, 0.4);
}
.cta-band .cta-row { justify-content: center; }
.email-hint { margin-top: 20px; color: var(--muted); font-size: 0.9rem; }
#copyTip { color: var(--accent-soft); font-weight: 600; margin-left: 6px; }

/* ---------- Footer: 4 columns ---------- */
footer.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.85);
  padding: 52px 0 30px;
}
.footer-grid { display: grid; grid-template-columns: 1.7fr 0.7fr 1fr 0.9fr; gap: 34px; margin-bottom: 26px; }
.footer-grid h4 { color: var(--text); margin-bottom: 12px; font-size: 0.95rem; }
.footer-grid p { color: var(--muted); font-size: 0.86rem; }
.foot-links { list-style: none; }
.foot-links li { margin-bottom: 8px; }
.foot-links a { color: var(--muted); font-size: 0.9rem; transition: color 0.25s var(--ease-out); }
.foot-mail { font-size: 0.9rem; word-break: break-all; }
.kw-list { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.kw-list li {
  padding: 4px 12px; font-size: 0.76rem;
  border: 1px solid var(--border); border-radius: var(--radius-pill); color: var(--muted);
  transition: border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}
.copyright {
  text-align: center; color: var(--muted); font-size: 0.8rem;
  border-top: 1px solid rgba(204, 255, 0, 0.22); padding-top: 18px;
}

/* ---------- Hover states (fine pointers only) ---------- */
@media (hover: hover) and (pointer: fine) {
  a:hover { color: var(--accent-strong); text-decoration: underline; }
  .nav-cta:hover { background: rgba(204, 255, 0, 0.12); text-decoration: none; box-shadow: 0 0 16px rgba(204, 255, 0, 0.3); }
  .lang-switch button:hover { color: var(--accent); }
  .btn-primary:hover { background: var(--accent); box-shadow: 0 12px 34px rgba(204, 255, 0, 0.5); }
  .btn-ghost:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
  .mode-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(204, 255, 0, 0.35), 0 0 28px rgba(204, 255, 0, 0.22); }
  .bag-catalog li:hover { border-color: var(--accent); color: var(--accent); padding-left: 12px; }
  .bag-catalog li:hover .cat-arrow { color: var(--accent); }
  .opt-table li:hover { background: rgba(204, 255, 0, 0.04); }
  .step-card:hover { border-color: var(--accent); transform: translateY(-2px); }
  .kw-list li:hover { border-color: var(--accent); color: var(--accent); }
  details.faq summary:hover { color: var(--accent); }
  .foot-links a:hover { color: var(--accent); text-decoration: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding: 52px 0 44px; }
  .trustbar { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(3) { border-left: none; }
  .trust-item { border-top: 1px solid var(--border); }
  .trust-item:nth-child(1), .trust-item:nth-child(2) { border-top: none; }
  .modes-grid { grid-template-columns: 1fr; }
  .what-split { grid-template-columns: 1fr; gap: 40px; }
  .phases { grid-template-columns: 1fr; }
  .faq-split { grid-template-columns: 1fr; gap: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .nav { height: 58px; }
  .brand .brand-name { font-size: 1.05rem; }
  .lang-switch button { padding: 5px 10px; font-size: 0.76rem; }
  .nav-cta { padding: 7px 14px; font-size: 0.82rem; }
  .nav-right { gap: 8px; }
  section.block { padding: 52px 0; }
  .hero-copy .coming-badge { margin-left: 0; display: block; width: fit-content; margin-bottom: 14px; }
  .hero-copy .cta-row .btn-primary, .hero-copy .cta-row .btn-ghost { width: 100%; justify-content: center; }
  .why-row, .why-row:nth-child(even) { flex-direction: column; align-items: flex-start; gap: 16px; }
  .why-idx { font-size: 2rem; width: auto; }
  .why-visual { width: 100%; height: 108px; }
  .trustbar { grid-template-columns: 1fr; }
  .trust-item { border-left: none; border-top: 1px solid var(--border); }
  .trust-item:first-child { border-top: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-block { padding: 64px 0; }
  .cta-band { padding: 52px 16px; }
  .hero-panel { min-width: 0; }
  .bp-stage { grid-template-columns: 1fr; }
  .bp-canvas { height: 280px; }
  .bp-specs { flex-direction: row; flex-wrap: wrap; }
  .spec-chip { flex: 1 1 calc(33% - 6px); }
  .gen-step em { font-size: 0.68rem; }
  .gen-sep { flex-basis: 12px; }
  .bp-thumbs { gap: 8px; }
  .bp-thumb svg { width: 34px; height: 30px; }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js-anim .reveal { opacity: 1; transform: none; transition: none; }
  .bp-dot { animation: none; }
  .gs-pulse, .bp-scan, .spec-chip, .panel-badge, .badge-dot { animation: none; }
}