/* N2 Cloud landing page */
:root {
  --green: #1e7f3e;
  --green-hover: #186a33;
  --green-dark: #205c3b;
  --green-light: #6dbf6a;
  --green-deep: #0d1f17;
  --green-deep-2: #12291e;
  --pale: #e6f4ea;
  --pale-2: #f2f9f4;
  --muted-bg: #f7f9f8;
  --ink: #12261b;
  --text: #34443a;
  --text-soft: #5d6b62;
  --border: rgba(30, 127, 62, 0.14);
  --border-gray: #e4e8e5;
  --white: #fff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(13, 31, 23, 0.04), 0 8px 24px rgba(13, 31, 23, 0.06);
  --shadow-hover: 0 2px 4px rgba(13, 31, 23, 0.05), 0 16px 40px rgba(30, 127, 62, 0.12);
  --font-head: "IBM Plex Sans", system-ui, sans-serif;
  --font-body: "Roboto", system-ui, sans-serif;
  --header-h: 72px;
}
html[lang="ja"] h1, html[lang="ja"] h2, html[lang="ja"] h3 { word-break: auto-phrase; }
html[lang="ja"] { --font-head: "Noto Sans JP", "IBM Plex Sans", sans-serif; --font-body: "Noto Sans JP", "Roboto", sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--white); color: var(--text); font: 400 16px/1.65 var(--font-body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); margin: 0; line-height: 1.25; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: var(--green); text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img { display: block; max-width: 100%; }
.ico { width: 20px; height: 20px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ico-lg { width: 32px; height: 32px; }
.accent { color: var(--green); }
.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px; }
:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 48px; padding: 0 24px; border-radius: 999px; font: 500 15px/1 var(--font-body); border: 1.5px solid transparent; cursor: pointer; transition: background-color .2s, color .2s, border-color .2s, transform .2s; white-space: nowrap; }
.btn .ico { width: 18px; height: 18px; }
.btn-primary { background: var(--green); color: var(--white); }
.btn-primary:hover { background: var(--green-hover); transform: translateY(-1px); }
.btn-outline { background: var(--white); color: var(--ink); border-color: var(--border-gray); }
.btn-outline:hover { border-color: var(--green); color: var(--green); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn-block { width: 100%; }

/* Header */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h); border-bottom: 1px solid transparent; transition: background-color .3s, border-color .3s, box-shadow .3s; }
.site-header.scrolled { background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-color: var(--border-gray); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.brand img { width: 36px; height: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-text strong { font: 700 20px/1.1 "IBM Plex Sans", sans-serif; letter-spacing: -0.02em; }
.brand-text small { font-size: 11px; color: var(--text-soft); letter-spacing: 0.04em; text-transform: uppercase; }
.brand-light { color: var(--white); }
.brand-light .brand-text small { color: rgba(255, 255, 255, 0.6); }
.main-nav { display: flex; gap: 28px; }
.main-nav a { color: var(--text); font-size: 15px; font-weight: 500; transition: color .2s; }
.main-nav a:hover { color: var(--green); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch { display: inline-flex; padding: 3px; border: 1px solid var(--border-gray); border-radius: 999px; background: var(--white); }
.lang-switch button { border: 0; background: none; padding: 5px 10px; border-radius: 999px; font: 500 12px/1 var(--font-body); color: var(--text-soft); cursor: pointer; }
.lang-switch button[aria-pressed="true"] { background: var(--green); color: var(--white); }
.nav-toggle { display: none; width: 40px; height: 40px; border: 1px solid var(--border-gray); border-radius: 10px; background: var(--white); cursor: pointer; position: relative; }
.nav-toggle span { position: absolute; left: 11px; right: 11px; height: 2px; background: var(--ink); transition: transform .2s; }
.nav-toggle span:first-child { top: 15px; }
.nav-toggle span:last-child { top: 22px; }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: calc(var(--header-h) + 72px) 0 56px; text-align: center; background: linear-gradient(180deg, var(--pale-2) 0%, var(--white) 100%); }
.hero-glow { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse 58% 50% at 50% 0%, rgba(109, 191, 106, 0.28), transparent 70%), radial-gradient(ellipse 30% 30% at 85% 40%, rgba(30, 127, 62, 0.08), transparent 70%); }
.hero-inner { position: relative; display: flex; flex-direction: column; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; background: var(--white); border: 1px solid var(--border); color: var(--green-dark); font-size: 14px; font-weight: 500; }
.pill .ico { width: 16px; height: 16px; color: var(--green); }
.hero h1 { margin-top: 24px; font-size: clamp(36px, 6vw, 64px); font-weight: 700; line-height: 1.12; letter-spacing: -0.025em; max-width: 900px; }
.hero .lead { margin-top: 24px; max-width: 720px; font-size: clamp(16px, 2vw, 19px); color: var(--text-soft); }
.hero-cta { margin-top: 36px; display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.model-chips { margin-top: 28px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.model-chips li { padding: 6px 14px; border-radius: 999px; background: var(--pale); color: var(--green-dark); font-size: 13px; font-weight: 500; }
.stats { position: relative; margin: 64px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); background: var(--white); border: 1px solid var(--border-gray); border-radius: var(--radius); box-shadow: var(--shadow); }
.stats > div { padding: 24px 20px; text-align: center; }
.stats > div + div { border-left: 1px solid var(--border-gray); }
.stats dt { font: 700 clamp(24px, 3vw, 32px)/1.2 "IBM Plex Sans", sans-serif; color: var(--green); }
.stats dd { margin: 6px 0 0; font-size: 14px; color: var(--text-soft); line-height: 1.45; }

/* Strip */
.strip { padding: 28px 0; border-bottom: 1px solid var(--border-gray); }
.strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.strip-label { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-soft); font-weight: 500; }
.strip-list { display: flex; flex-wrap: wrap; gap: 10px 32px; }
.strip-list li { font: 600 17px/1 "IBM Plex Sans", sans-serif; color: #8a978f; }

/* Sections */
.section { position: relative; overflow: hidden; padding: 96px 0; }
.section-muted { background: var(--muted-bg); }
.blob { position: absolute; width: 380px; height: 380px; border-radius: 50%; background: var(--pale); opacity: .7; filter: blur(60px); pointer-events: none; }
.blob-left { left: -160px; top: 120px; }
.blob-right { right: -160px; top: 80px; }
.section > .container { position: relative; }
.section-head { max-width: 780px; margin: 0 auto 56px; text-align: center; display: flex; flex-direction: column; align-items: center; }
.section-head-left { margin: 0 0 32px; text-align: left; align-items: flex-start; }
.eyebrow { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--green); }
.section-head h2 { text-wrap: balance; margin-top: 12px; font-size: clamp(28px, 4vw, 42px); font-weight: 700; }
.rule { display: block; width: 48px; height: 3px; margin: 20px 0; border-radius: 3px; background: linear-gradient(90deg, var(--green), var(--green-light)); }
.section-head p { font-size: 17px; color: var(--text-soft); }

/* Cards */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { position: relative; background: var(--white); border: 1px solid var(--border-gray); border-radius: var(--radius); padding: 32px 28px; transition: transform .25s, box-shadow .25s, border-color .25s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--border); }
.card h3 { font-size: 20px; font-weight: 600; margin-top: 20px; }
.card p { margin-top: 10px; color: var(--text-soft); font-size: 15px; }
.card-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 12px; background: var(--pale); color: var(--green); }
.card-icon .ico { width: 24px; height: 24px; }
.card-num .num { position: absolute; top: 24px; right: 28px; font: 700 40px/1 "IBM Plex Sans", sans-serif; color: var(--pale); }
.checks { margin-top: 18px; display: grid; gap: 10px; }
.checks li { position: relative; padding-left: 26px; font-size: 15px; color: var(--text); }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 50%; background: var(--pale) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231e7f3e' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L18 8'/%3E%3C/svg%3E") center/11px no-repeat; }

/* Models */
.model-featured { border-color: var(--green); box-shadow: 0 0 0 1px var(--green), var(--shadow); }
.tag { position: absolute; top: 28px; right: 24px; padding: 4px 10px; border-radius: 999px; background: var(--green); color: var(--white); font-size: 12px; font-weight: 500; }

/* Flow diagram */
.flow { margin-top: 48px; display: grid; grid-template-columns: 1fr 40px 1.1fr 40px 1fr; align-items: start; padding: 32px; background: var(--white); border: 1px solid var(--border-gray); border-radius: var(--radius); }
.flow-col { display: flex; flex-direction: column; gap: 10px; }
.flow-title { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-soft); margin-bottom: 4px; }
.flow-node { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border: 1px solid var(--border-gray); border-radius: var(--radius-sm); font-size: 15px; color: var(--ink); background: var(--white); }
.flow-node .ico { color: var(--green); }
.node-brand { background: var(--pale-2); border-color: var(--border); font-weight: 500; }
.flow-link { align-self: center; margin-top: 28px; height: 2px; background: repeating-linear-gradient(90deg, var(--green-light) 0 6px, transparent 6px 11px); position: relative; }
.flow-link::after { content: ""; position: absolute; right: -2px; top: -4px; border: 5px solid transparent; border-left: 7px solid var(--green-light); }
.flow-core { align-items: stretch; }
.core-box { padding: 24px; border-radius: var(--radius); background: var(--green-deep); color: var(--white); text-align: center; }
.core-box > .ico { color: var(--green-light); margin: 0 auto; }
.core-box ul { margin-top: 14px; display: grid; gap: 6px; }
.core-box li { font-size: 15px; color: rgba(255, 255, 255, 0.85); }
.core-sec { margin-top: 16px; display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; background: rgba(109, 191, 106, 0.16); color: var(--green-light); font-size: 13px; font-weight: 500; }
.core-sec .ico { width: 16px; height: 16px; }

/* Dark network section */
.section-dark { background: var(--green-deep); color: rgba(255, 255, 255, 0.78); }
.section-dark h2 { color: var(--white); }
.section-dark .accent, .section-dark .eyebrow { color: var(--green-light); }
.section-dark .section-head p { color: rgba(255, 255, 255, 0.7); }
.section-dark::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse 50% 60% at 90% 10%, rgba(109, 191, 106, 0.14), transparent 70%); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-top { align-items: start; }
.net-list { display: grid; gap: 20px; }
.net-list li { display: flex; gap: 16px; }
.net-list .ico { width: 24px; height: 24px; margin-top: 2px; color: var(--green-light); }
.net-list strong { display: block; color: var(--white); font: 600 17px/1.4 var(--font-head); }
.net-list span { font-size: 15px; }
.net-panel { padding: 32px; border-radius: 20px; background: var(--green-deep-2); border: 1px solid rgba(255, 255, 255, 0.08); }
.net-stats { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255, 255, 255, 0.08); border-radius: var(--radius-sm); overflow: hidden; }
.net-stats > div { padding: 20px; background: var(--green-deep-2); }
.net-stats dt { font: 700 32px/1.1 "IBM Plex Sans", sans-serif; color: var(--white); }
.net-stats dd { margin: 6px 0 0; font-size: 14px; color: rgba(255, 255, 255, 0.65); }
.cables { margin-top: 24px; }
.cables-label { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.55); margin-bottom: 10px; }
.cables ul { display: flex; flex-wrap: wrap; gap: 8px; }
.cables li { padding: 5px 12px; border-radius: 999px; border: 1px solid rgba(109, 191, 106, 0.35); color: var(--white); font-size: 13px; }

/* Services */
.svc h3 { font-size: 18px; }
.svc-list { margin-top: 16px; display: grid; gap: 0; }
.svc-list li { padding: 9px 0; border-top: 1px solid var(--border-gray); font-size: 15px; color: var(--text); }
.svc-list li:first-child { border-top: 0; }
.ops { margin-top: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 32px; border-radius: var(--radius); background: var(--pale-2); border: 1px solid var(--border); }
.ops h3 { font-size: 18px; font-weight: 600; }

/* Audience */
.aud h3 { font-size: 18px; }

/* Assessment */
.sub { font-size: 20px; font-weight: 600; margin-bottom: 20px; }
.issues { display: grid; gap: 4px; }
.issues li { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border-gray); }
.issues li:last-child { border-bottom: 0; }
.issues li > span { font: 700 15px/1.6 "IBM Plex Sans", sans-serif; color: var(--green); }
.issues strong { font: 600 16px/1.5 var(--font-head); color: var(--ink); }
.issues p { margin-top: 4px; font-size: 15px; color: var(--text-soft); }
.steps { display: grid; gap: 0; position: relative; }
.steps li { display: flex; gap: 16px; padding-bottom: 24px; position: relative; }
.steps li:not(:last-child)::before { content: ""; position: absolute; left: 19px; top: 44px; bottom: 4px; width: 2px; background: var(--pale); }
.step-num { width: 40px; height: 40px; flex: none; display: grid; place-items: center; border-radius: 50%; background: var(--green); color: var(--white); font: 600 16px/1 "IBM Plex Sans", sans-serif; }
.steps strong { font: 600 16px/1.5 var(--font-head); color: var(--ink); display: block; padding-top: 8px; }
.steps p { margin-top: 4px; font-size: 15px; color: var(--text-soft); }
.deliver { margin-top: 8px; padding: 24px; border-radius: var(--radius); background: var(--pale-2); border: 1px solid var(--border); }
.deliver h4 { font-size: 16px; font-weight: 600; }
.deliver p { margin-top: 8px; font-size: 15px; color: var(--text-soft); }
.note { margin-top: 40px; padding: 14px 18px; border-left: 3px solid var(--green); background: var(--muted-bg); font-size: 14px; color: var(--text-soft); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details { background: var(--white); border: 1px solid var(--border-gray); border-radius: var(--radius-sm); padding: 0 24px; transition: border-color .2s; }
.faq details[open] { border-color: var(--border); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 32px 20px 0; position: relative; font: 600 16px/1.5 var(--font-head); color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font: 400 24px/1 var(--font-body); color: var(--green); }
.faq details[open] summary::after { content: "-"; }
.faq details p { padding-bottom: 20px; color: var(--text-soft); font-size: 15px; }

/* Contact */
.contact-list { display: grid; gap: 18px; }
.contact-list li { display: flex; gap: 14px; }
.contact-list .ico { width: 40px; height: 40px; padding: 10px; border-radius: 10px; background: var(--white); border: 1px solid var(--border-gray); color: var(--green); }
.contact-list span:first-child { display: block; font-size: 13px; color: var(--text-soft); }
.contact-list a, .contact-list p { color: var(--ink); font-weight: 500; font-size: 15px; }
.contact-list .sep { color: var(--text-soft); }
.form { display: grid; gap: 16px; padding: 32px; }
.form:hover { transform: none; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: 14px; font-weight: 500; color: var(--ink); }
.form input, .form select, .form textarea { width: 100%; font: 400 15px/1.4 var(--font-body); color: var(--ink); padding: 12px 14px; border: 1px solid var(--border-gray); border-radius: var(--radius-sm); background: var(--white); transition: border-color .2s, box-shadow .2s; }
.form textarea { resize: vertical; min-height: 110px; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(30, 127, 62, 0.12); }
.form .invalid { border-color: #c4413a; }
.form-msg { font-size: 14px; color: var(--green); }
.form-msg:empty { display: none; }
.form-msg.error { color: #c4413a; }
.form-note { font-size: 13px; color: var(--text-soft); }

/* Footer */
.site-footer { background: var(--green-deep); color: rgba(255, 255, 255, 0.65); padding: 64px 0 32px; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.footer-brand p { margin-top: 16px; max-width: 340px; }
.site-footer h4 { color: var(--white); font-size: 15px; font-weight: 600; margin-bottom: 14px; }
.site-footer ul { display: grid; gap: 10px; }
.site-footer a { color: rgba(255, 255, 255, 0.65); transition: color .2s; }
.site-footer a:hover { color: var(--green-light); }
.site-footer .brand-light { color: var(--white); }
.footer-bottom { padding-top: 24px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: rgba(255, 255, 255, 0.5); }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .card, .btn { transition: none; }
}

/* Responsive */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .main-nav { gap: 20px; }
}
@media (max-width: 960px) {
  .nav-toggle { display: block; }
  .main-nav { position: fixed; top: var(--header-h); left: 0; right: 0; flex-direction: column; gap: 0; padding: 8px 24px 20px; background: var(--white); border-bottom: 1px solid var(--border-gray); box-shadow: var(--shadow); display: none; }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 14px 0; border-bottom: 1px solid var(--border-gray); }
  .site-header.menu-open { background: var(--white); border-color: var(--border-gray); }
  .grid-3 { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .flow { grid-template-columns: 1fr; gap: 0; padding: 24px; }
  .flow-link { width: 2px; height: 28px; margin: 8px auto; background: repeating-linear-gradient(180deg, var(--green-light) 0 6px, transparent 6px 11px); }
  .flow-link::after { right: auto; left: -4px; top: auto; bottom: -6px; border: 5px solid transparent; border-top: 7px solid var(--green-light); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats > div:nth-child(3) { border-left: 0; }
  .stats > div:nth-child(n+3) { border-top: 1px solid var(--border-gray); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section { padding: 72px 0; }
  .hide-sm { display: none; }
  .hero { padding-top: calc(var(--header-h) + 48px); }
  .grid-4, .ops, .form-row { grid-template-columns: 1fr; }
  .card { padding: 26px 22px; }
  .ops, .net-panel, .form { padding: 24px 20px; }
  .stats dd { font-size: 13px; }
  .strip-inner { justify-content: center; text-align: center; }
  .strip-list { justify-content: center; gap: 10px 20px; }
  .brand-text small { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* Hero: two-column, less copy */
.hero { text-align: left; padding: calc(var(--header-h) + 64px) 0 64px; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: center; }
.hero-copy { display: flex; flex-direction: column; align-items: flex-start; }
.hero h1 { margin-top: 20px; font-size: clamp(34px, 5vw, 56px); max-width: none; }
.hero .lead { margin-top: 18px; max-width: 580px; }
.hero-cta { margin-top: 28px; justify-content: flex-start; }
.hero .stats { margin: 0; grid-template-columns: 1fr 1fr; }
.hero .stats > div { padding: 22px 18px; text-align: left; }
.hero .stats > div + div { border-left: 0; }
.hero .stats > div:nth-child(even) { border-left: 1px solid var(--border-gray); }
.hero .stats > div:nth-child(n+3) { border-top: 1px solid var(--border-gray); }
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero .stats > div:nth-child(3) { border-left: 0; }
}

/* VPC callout */
.vpc { margin-top: 24px; display: grid; grid-template-columns: auto 1fr auto; gap: 20px; align-items: center; padding: 22px 26px; background: var(--white); border: 1px solid var(--border-gray); border-left: 4px solid var(--green); border-radius: var(--radius); }
.vpc-icon { width: 44px; height: 44px; border-radius: 12px; background: var(--pale); color: var(--green); display: grid; place-items: center; }
.vpc-icon .ico { width: 22px; height: 22px; }
.vpc h3 { font-size: 18px; }
.vpc p { margin-top: 4px; color: var(--text-soft); font-size: 15px; max-width: 640px; }
.vpc-path { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.vpc-path li { padding: 5px 10px; border-radius: 999px; background: var(--pale); color: var(--green-dark); font-size: 12px; font-weight: 600; white-space: nowrap; }
.vpc-path li + li::before { content: "→"; margin-right: 6px; color: var(--green-light); }
.vpc-path li + li { background: none; padding-left: 0; }
@media (max-width: 960px) { .vpc { grid-template-columns: auto 1fr; } .vpc-path { grid-column: 1 / -1; } }
@media (max-width: 640px) { .vpc { grid-template-columns: 1fr; gap: 14px; padding: 20px; } }

.node-edge > span { display: flex; flex-direction: column; line-height: 1.25; }
.node-edge strong { font-weight: 600; }
.node-edge small { font-size: 12px; color: var(--text-soft); }

.hero-keys { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 8px; }
.hero-keys li { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; background: var(--white); border: 1px solid var(--border); color: var(--green-dark); font-size: 13px; font-weight: 600; }
.hero-keys .ico { width: 15px; height: 15px; color: var(--green); }

/* Hero digital background: packets moving along network paths */
.hero { isolation: isolate; }
.hero-fx { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.35) 30%, #000 55%); mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.35) 30%, #000 55%); }
.hero-glow { z-index: 0; }
.hero-grid { z-index: 1; }
.fx-net { position: absolute; top: 0; right: 0; width: 1440px; height: 720px; }
.fx-lines { position: absolute; inset: 0; }
.fx-lines path { stroke: rgba(30,127,62,.16); stroke-width: 1.2; }
.fx-hubs circle { fill: var(--white); stroke: rgba(30,127,62,.45); stroke-width: 1.5; }
.pkt { position: absolute; top: 0; left: 0; offset-rotate: 0deg; width: 10px; height: 4px; border-radius: 2px; background: var(--green); box-shadow: 0 0 8px rgba(109,191,106,.9); animation: fx-pkt linear infinite; }
.pkt-txt { width: auto; height: auto; padding: 1px 5px; border-radius: 4px; background: rgba(30,127,62,.92); color: #dff3e3; font: 600 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .06em; box-shadow: 0 0 10px rgba(109,191,106,.6); }
@keyframes fx-pkt { 0% { offset-distance: 0%; opacity: 0; } 6% { opacity: 1; } 94% { opacity: 1; } 100% { offset-distance: 100%; opacity: 0; } }
.hero .stats { backdrop-filter: blur(6px); background: rgba(255,255,255,.86); }
@media (max-width: 860px) { .hero-fx { -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.25) 60%, transparent 100%); mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.25) 60%, transparent 100%); opacity: .7; } .fx-net { right: -500px; } }
@media (prefers-reduced-motion: reduce) { .pkt { animation: none; display: none; } }
.hero .lead { text-align: justify; text-justify: inter-word; hyphens: manual; }