:root {
  --blue: #2563eb;
  --bg: #ffffff;
  --fg: #0f172a;
  --muted: #64748b;
  --card: #f8fafc;
  --border: #e2e8f0;
  --shadow: 0 10px 25px rgba(2, 8, 23, 0.06);
  --error: #dc2626;
}
:root[data-theme="dark"] {
  --bg: #0b1220;
  --fg: #e5e7eb;
  --muted: #94a3b8;
  --card: #0f172a;
  --border: #1f2937;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  --error: #f87171;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Inter", "Segoe UI", system-ui, -apple-system, Arial, sans-serif; background: var(--bg); color: var(--fg); }
@media (max-width: 768px) { body { padding-left: 14px; padding-right: 14px; } }
body.no-scroll { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, 0.75); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
:root[data-theme="dark"] .header { background: rgba(11, 18, 32, 0.7); }
.header .bar { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 700; }
.logo img { width: 28px; height: 28px; }
.nav { display: flex; gap: 24px; align-items: center; }
.nav a { color: var(--muted); font-weight: 500; position: relative; }
.nav a:hover, .nav a:focus { color: var(--fg); }
:root[data-theme="dark"] .header { background: rgba(11, 18, 32, 0.7); }
.mobile-toggle { display: none; background: none; border: 0; }
@media (max-width: 768px) { .nav { display: none; } .mobile-toggle { display: inline-flex; font-size: 22px; line-height: 1; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border); } }
.mobile-nav { position: fixed; top: 0; right: 0; left: auto; bottom: auto; height: 100dvh; width: 100vw; background: rgba(2, 8, 23, 0.18); backdrop-filter: blur(2px); display: none; align-items: flex-start; justify-content: flex-end; padding: 0; z-index: 1000; min-width: 0; overflow-x: auto; }
:root[data-theme="dark"] .mobile-nav { background: rgba(0, 0, 0, 0.55); }
.mobile-nav.open { display: flex; }
.mobile-nav .menu { position: absolute; top: 12px; right: 12px; background: var(--card); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); width: 72vw; max-width: 260px; min-width: 0; margin: 0; padding: 18px 6px 18px 14px; box-sizing: border-box; }
.mobile-nav .menu a { display: block; padding: 14px 8px; border-radius: 10px; color: var(--fg); }
.mobile-nav .menu a:hover, .mobile-nav .menu a:focus { background: var(--border); }
.mobile-nav .menu .actions { display: flex; gap: 10px; margin-top: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; background: var(--blue); color: #fff; border-radius: 999px; padding: 15px 22px; font-weight: 600; font-size: 16px; box-shadow: var(--shadow); border: 1px solid rgba(255, 255, 255, 0.12); }
.btn.secondary { background: transparent; color: var(--blue); border: 1px solid var(--blue); }
.btn.icon-btn { padding: 10px 14px; gap: 8px; }
.btn.icon-btn .theme-icon { width: 18px; height: 18px; }
.theme-icon { display: none; }
:root[data-theme="light"] .theme-icon[data-theme-icon="light"] { display: block; }
:root[data-theme="dark"] .theme-icon[data-theme-icon="dark"] { display: block; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.hero { padding: 84px 0 48px; min-height: 56vh; display: flex; flex-direction: column; justify-content: center; }
.hero .hero-layout { display: grid; gap: 36px; align-items: center; }
.hero .hero-copy { max-width: 520px; }
.hero .hero-art { width: 100%; max-width: 420px; margin-inline: auto; filter: drop-shadow(0 15px 35px rgba(37, 99, 235, 0.25)); }
@media (min-width: 900px) { .hero .hero-layout { grid-template-columns: 1.1fr 0.9fr; } .hero h1 { font-size: 52px; } .hero p { font-size: 19px; } .hero .hero-art { margin-inline: 0; } }
@media (max-width: 899px) { .hero .hero-layout { grid-template-columns: 1fr; } .hero .hero-art { max-width: 280px; } }
.hero h1 { font-size: 42px; line-height: 1.1; margin: 0 0 14px; }
.hero p { font-size: 18px; color: var(--muted); max-width: 720px; }
.hero .container { padding-top: 10px; }
.hero-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.grid { display: grid; gap: 24px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid.cols-3 { grid-template-columns: 1fr; } .grid.cols-2 { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 8px; }
.section { padding: 60px 0; }
.section h2 { font-size: 28px; margin: 0 0 18px; }
.section p { margin: 0 0 22px 0; }
.muted { color: var(--muted); }
.kpi { display: flex; gap: 16px; align-items: center; }
.kpi strong { font-size: 34px; }
.footer { border-top: 1px solid var(--border); padding: 24px 0; color: var(--muted); }
/* Reveal */
.reveal { opacity: 1; transform: none; transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.skip-link { position: absolute; left: -999px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.skip-link:focus { left: 12px; top: 12px; width: auto; height: auto; background: var(--blue); color: #fff; border-radius: 8px; padding: 8px 12px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.breadcrumbs a { color: var(--blue); font-weight: 600; }
.breadcrumbs a:hover, .breadcrumbs a:focus { text-decoration: underline; }
.breadcrumbs span[aria-current="page"] { color: var(--fg); font-weight: 600; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 20px; margin-bottom: 2px; }
.cta-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--blue); color: #fff; border-radius: 999px; padding: 12px 22px; font-weight: 600; box-shadow: var(--shadow); border: 1px solid rgba(255, 255, 255, 0.12); }
.cta-primary:hover, .cta-primary:focus { text-decoration: none; opacity: 0.92; }
.cta-secondary { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px; border: 1px solid var(--border); color: var(--fg); font-weight: 600; }
.cta-secondary:hover, .cta-secondary:focus { border-color: var(--blue); color: var(--blue); text-decoration: none; }
.cta-footnote { margin-top: 20px; color: var(--muted); font-size: 0.95rem; }
.cta-footnote a { color: var(--blue); font-weight: 600; }
.cta-footnote a:hover, .cta-footnote a:focus { text-decoration: underline; }
.cta-inline { margin: 40px auto; display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: space-between; background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 28px; box-shadow: var(--shadow); max-width: 960px; }
.cta-inline p { margin: 0; flex: 1; min-width: 220px; font-weight: 600; color: var(--fg); }
.cta-inline .cta-primary { flex-shrink: 0; }
.impact-widget { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; margin-top: 24px; }
.metric { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 24px; text-align: center; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 6px; }
.metric .value { font-size: 36px; font-weight: 700; color: var(--blue); }
.metric .label { color: var(--muted); font-weight: 600; }
.impact-details { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 28px; }
.impact-highlights { flex: 1; min-width: 220px; margin: 0; padding-left: 18px; color: var(--fg); display: flex; flex-direction: column; gap: 10px; }
.impact-highlights li { line-height: 1.5; }
.impact-highlights strong { color: var(--blue); }
.impact-quote { flex: 1; min-width: 260px; margin: 0; padding: 22px; border-radius: 18px; border: 1px solid var(--border); background: var(--card); box-shadow: var(--shadow); }
.impact-quote blockquote { margin: 0 0 12px; font-style: italic; color: var(--fg); }
.impact-quote figcaption { color: var(--muted); font-weight: 600; }
/* FAQ */
.faq details { border: 1px solid var(--border); border-radius: 12px; padding: 16px; background: var(--card); }
.faq summary { cursor: pointer; font-weight: 600; }
.insights-grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.insight-card { display: flex; flex-direction: column; gap: 16px; padding: 24px; }
.insight-card h3 { margin: 0; }
.insight-link { font-weight: 600; color: var(--blue); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.insight-link::after { content: "→"; font-size: 18px; line-height: 1; }
.insight-link:hover, .insight-link:focus { text-decoration: underline; }
.insight-related { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--fg); opacity: 0.75; }
.insight-related:hover, .insight-related:focus { color: var(--blue); opacity: 1; }
.related-block { margin-top: 48px; padding: 32px; border: 1px solid var(--border); border-radius: 18px; background: var(--card); box-shadow: var(--shadow); }
.related-block h2 { margin-top: 0; margin-bottom: 18px; }
.related-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.related-list a { font-weight: 600; color: var(--blue); }
.related-list a:hover, .related-list a:focus { text-decoration: underline; }
.section p.cta-intro { margin-bottom: 20px; }
.process-intro { margin-bottom: 24px; max-width: 100%; }
.process-spacer { height: 16px; }
.process-timeline { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.process-step { flex: 1; min-width: 180px; border: 1px solid var(--border); background: var(--card); border-radius: 16px; padding: 16px; display: flex; flex-direction: column; gap: 4px; text-align: left; cursor: pointer; transition: border-color 0.2s ease, box-shadow 0.2s ease; background-image: linear-gradient(120deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0)); box-shadow: var(--shadow); }
.process-step .step-number { font-size: 14px; font-weight: 600; color: var(--muted); }
.process-step .step-title { font-size: 20px; font-weight: 700; color: var(--fg); }
.process-step .step-subtitle { font-size: 14px; color: var(--muted); }
.process-step.active { border-color: var(--blue); box-shadow: 0 12px 30px rgba(37, 99, 235, 0.15); }
.process-step:focus-visible { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25); }
.process-panels { border: 1px solid var(--border); border-radius: 20px; padding: 28px; background: var(--card); box-shadow: var(--shadow); }
.process-panel { display: none; animation: fadeIn 0.35s ease; }
.process-panel.active { display: block; }
.process-panel ul { padding-left: 20px; margin: 16px 0 0; display: flex; flex-direction: column; gap: 6px; }
.process-panel li { color: var(--fg); line-height: 1.5; }
.process-panel h3 { margin-top: 0; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.service-grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-top: 28px; }
.service-grid article { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 28px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px; min-height: 100%; }
.service-grid article h3 { margin: 0; font-size: 20px; }
.service-grid article .service-icon { margin-bottom: 6px; }
.service-icon { width: 56px; height: 56px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; background: radial-gradient(circle at 20% 20%, rgba(41, 201, 255, 0.35), rgba(41, 201, 255, 0.08)); color: #29c9ff; }
.service-icon svg { width: 34px; height: 34px; }
.service-highlights { margin-top: 28px; }
.service-highlights .card { border-radius: 18px; min-height: 100%; }
.service-meta { margin: 0; padding-left: 20px; color: var(--muted); display: flex; flex-direction: column; gap: 6px; font-size: 0.95rem; }
.service-meta li { line-height: 1.4; }
.service-link { font-weight: 600; color: inherit; display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
.service-link::after { content: "→"; font-size: 18px; line-height: 1; }
.service-link:hover, .service-link:focus { color: var(--blue); text-decoration: underline; }
.form-card { display: flex; flex-direction: column; gap: 24px; padding: 28px; }
.form-card .grid { gap: 20px; }
.form-card label { display: flex; flex-direction: column; gap: 8px; font-weight: 600; font-size: 15px; color: var(--fg); }
.form-card input, .form-card select, .form-card textarea { width: 100%; border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; background: var(--card); color: var(--fg); font-size: 16px; line-height: 1.4; transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease; }
.form-card label > input, .form-card label > select { min-height: 59px; }
.form-card input::placeholder, .form-card textarea::placeholder { color: var(--muted); }
.form-card select option { color: var(--fg); background: var(--bg); }
.form-card select::-ms-expand { display: none; }
.custom-select { position: relative; }
.custom-select-trigger { display: flex; align-items: center; justify-content: space-between; width: 100%; border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; background: var(--card); color: var(--fg); font-weight: 400; font-size: 16px; line-height: 1.3; cursor: pointer; transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease; margin-top: 2px; }
.custom-select-trigger[data-has-value="false"] [data-select-label] { color: var(--muted); }
.custom-select-trigger:hover, .custom-select.open .custom-select-trigger { border-color: var(--blue); box-shadow: 0 12px 30px rgba(37, 99, 235, 0.2); transform: translateY(-1px); }
.custom-select-trigger:focus-visible { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.25); }
.custom-select-icon { display: inline-flex; width: 28px; height: 28px; border-radius: 999px; align-items: center; justify-content: center; background: rgba(37, 99, 235, 0.12); color: var(--blue); transition: transform 0.2s ease; }
.custom-select.open .custom-select-icon { transform: rotate(180deg); }
.custom-select-options { list-style: none; margin: 10px 0 0; padding: 8px; background: var(--card); border-radius: 18px; border: 1px solid var(--border); box-shadow: 0 20px 45px rgba(15, 23, 42, 0.2); position: absolute; left: 0; right: 0; z-index: 40; max-height: 260px; overflow: auto; display: flex; flex-direction: column; gap: 4px; }
.custom-select-options[hidden] { display: none; }
.custom-select-options li { padding: 12px 16px; border-radius: 12px; font-weight: 400; color: var(--fg); cursor: pointer; display: flex; align-items: center; justify-content: space-between; transition: background 0.15s ease, color 0.15s ease; }
.custom-select-options li:hover, .custom-select-options li:focus { background: rgba(37, 99, 235, 0.08); outline: none; }
.custom-select-options li.selected { background: rgba(37, 99, 235, 0.15); color: var(--blue); }
body.custom-select-ready .custom-select select { position: absolute; opacity: 0; pointer-events: none; height: 0; width: 0; overflow: hidden; }
body:not(.custom-select-ready) .custom-select-trigger, body:not(.custom-select-ready) .custom-select-icon, body:not(.custom-select-ready) .custom-select-options { display: none; }
body:not(.custom-select-ready) .custom-select select { position: static; opacity: 1; pointer-events: auto; height: auto; width: 100%; }
.form-card textarea { min-height: 180px; resize: vertical; }
.form-card .error-message { font-size: 14px; line-height: 1.35; color: var(--error); font-weight: 500; margin-top: 4px; }
.form-card .error-message[hidden] { display: none; }
.form-card input:focus, .form-card select:focus, .form-card textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15); background: var(--bg); outline: none; }
:root[data-theme="dark"] .form-card input, :root[data-theme="dark"] .form-card select, :root[data-theme="dark"] .form-card textarea { background: rgba(15, 23, 42, 0.9); }
.form-card input:disabled, .form-card select:disabled, .form-card textarea:disabled { cursor: not-allowed; opacity: 0.7; }