:root {
  --navy: #081f49;
  --navy-2: #17365f;
  --blue: #0d5bd7;
  --teal: #00918a;
  --teal-2: #27c6b7;
  --ink: #1d2b45;
  --muted: #5d6f8f;
  --line: #dce8f3;
  --surface: #ffffff;
  --surface-soft: #f7fbff;
  --surface-teal: #effcfa;
  --shadow: 0 20px 60px rgba(8, 31, 73, .08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 80% 18%, rgba(39,198,183,.10), transparent 28rem),
    linear-gradient(180deg, #fff 0%, #f9fcff 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }

.site-header {
  height: 82px;
  padding: 0 max(28px, calc((100vw - var(--container))/2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,.84);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.brand img { height: 54px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 34px; font-weight: 700; color: var(--navy); }
.site-nav a { padding: 12px 0; border-bottom: 2px solid transparent; }
.site-nav a.is-active { color: var(--blue); border-bottom-color: var(--blue); }
.site-nav .nav-demo {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 20px;
  background: #fff;
  box-shadow: 0 5px 16px rgba(8,31,73,.04);
}
.nav-toggle { display: none; }

.hero { padding: 76px 0 82px; border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 80px; align-items: center; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.80);
  color: var(--teal);
  font-weight: 800;
  letter-spacing: .01em;
  font-size: 14px;
}
.badge::before {
  content: "";
  width: 18px; height: 18px;
  background: url("/icons/local_shield.svg") center / contain no-repeat;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 28px 0 18px;
  font-size: clamp(42px, 5vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.045em;
  color: var(--navy);
}
.hero-copy p, .page-hero p {
  max-width: 610px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.65;
}
.hero-actions { display: flex; gap: 18px; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: 13px;
  min-height: 52px;
  padding: 0 26px;
  font-weight: 800;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: #fff;
  box-shadow: 0 14px 32px rgba(13,91,215,.20);
}
.btn-secondary {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--line);
}
.ai-card {
  background: rgba(255,255,255,.86);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 34px;
  max-width: 360px;
  margin-left: auto;
}
.ai-card-icon { width: 56px; height: 56px; padding: 12px; border-radius: 50%; background: var(--surface-teal); margin-bottom: 26px; }
.ai-card h2 { color: var(--navy); font-size: 24px; letter-spacing: -.03em; }
.ai-card p { color: var(--muted); line-height: 1.65; margin: 0; }

.index-section { padding: 54px 0 64px; border-bottom: 1px solid var(--line); }
.index-section h2, .features-home h2 {
  text-align: center;
  color: var(--navy);
  font-size: 30px;
  letter-spacing: -.035em;
}
.index-graphic {
  margin: 26px auto 0;
  max-width: 820px;
  display: grid;
  grid-template-columns: 1fr 160px 1fr;
  gap: 42px;
  align-items: center;
}
.index-column { display: grid; gap: 18px; }
.index-left { justify-items: end; }
.index-right { justify-items: start; }
.index-node {
  min-width: 150px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 16px;
  box-shadow: 0 8px 24px rgba(8,31,73,.05);
  color: var(--navy);
  font-weight: 800;
}
.node-dot { width: 9px; height: 9px; border-radius: 999px; background: var(--teal); box-shadow: 0 0 0 5px rgba(0,145,138,.12); }
.index-core {
  height: 132px; width: 132px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: #fff;
  box-shadow: var(--shadow);
}
.index-core img { width: 86px; margin: auto; }

.features-home { padding: 46px 0 28px; }
.feature-grid { display: grid; gap: 24px; }
.feature-grid.compact { grid-template-columns: repeat(4, 1fr); }
.feature-grid.detail { grid-template-columns: repeat(3, 1fr); }
.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 10px 34px rgba(8,31,73,.04);
}
.feature-card .icon {
  width: 54px;
  height: 54px;
  padding: 12px;
  border-radius: 50%;
  background: #eef6ff;
  margin-bottom: 28px;
}
.feature-card h3, .feature-card h2 {
  color: var(--navy);
  font-size: 20px;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}
.feature-card p { color: var(--muted); line-height: 1.55; margin: 0; }
.section-link { text-align: center; margin: 30px 0 0; font-weight: 800; color: var(--blue); }

.benefits { padding: 22px 0; }
.benefit-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255,255,255,.86);
}
.benefit-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: center;
  padding: 24px;
}
.benefit-item + .benefit-item { border-left: 1px solid var(--line); }
.benefit-item .icon { width: 48px; height: 48px; }
.benefit-item h3 { color: var(--navy); font-size: 16px; margin-bottom: 4px; }
.benefit-item p { color: var(--muted); font-size: 14px; line-height: 1.35; margin: 0; }

.cta { padding: 26px 0 52px; }
.cta-card {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 30px;
  align-items: center;
  border: 1px solid #b7e7e4;
  border-radius: 24px;
  padding: 30px 36px;
  background:
    radial-gradient(circle at 100% 50%, rgba(39,198,183,.18), transparent 18rem),
    linear-gradient(135deg, #f9fcff, #effcfa);
}
.cta-card > img { width: 92px; margin: auto; }
.cta-card h2 { color: var(--navy); font-size: 27px; letter-spacing: -.03em; margin-bottom: 8px; }
.cta-card p { color: var(--muted); margin: 0; }

.page-hero { padding: 74px 0 50px; }
.feature-hero-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 64px; align-items: center; }
.mini-index {
  display: grid;
  grid-template-columns: 150px 150px 150px;
  gap: 26px;
  align-items: center;
  justify-content: end;
}
.mini-index img {
  width: 132px;
  border: 1px solid var(--line);
  border-radius: 32px;
  padding: 20px;
  background: #fff;
  box-shadow: var(--shadow);
}
.mini-left, .mini-right { display: grid; gap: 14px; }
.mini-index span {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 11px 14px;
  font-weight: 800;
  color: var(--navy);
  box-shadow: 0 8px 24px rgba(8,31,73,.04);
}
.feature-details { padding: 22px 0 28px; }
.detail-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
}
.detail-card li {
  color: var(--muted);
  margin: 10px 0;
  padding-left: 24px;
  position: relative;
  line-height: 1.45;
}
.detail-card li::before {
  content: "✓";
  color: var(--blue);
  position: absolute;
  left: 0;
  font-weight: 900;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span {
  background: #f2f7fd;
  color: var(--navy-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
}
.flow { padding: 22px 0; }
.flow h2 { text-align: center; color: var(--navy); font-size: 21px; }
.flow-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 20px;
  padding: 18px;
}
.flow-strip article {
  display: grid;
  grid-template-columns: 28px 40px 1fr;
  align-items: center;
  gap: 10px;
  min-height: 64px;
}
.flow-strip strong {
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  background: #eef6ff;
  color: var(--blue);
}
.flow-strip .icon { width: 36px; height: 36px; }
.flow-strip span { color: var(--navy); font-weight: 700; font-size: 13px; }
.info-bars { padding: 20px 0; }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.info-card {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  padding: 24px;
}
.info-card .icon { width: 56px; height: 56px; padding: 12px; border-radius: 50%; background: #eef6ff; }
.info-card h2 { color: var(--navy); font-size: 19px; margin-bottom: 8px; }
.info-card p { color: var(--muted); line-height: 1.5; }

.placeholder { padding: 96px 0; }
.placeholder-card {
  max-width: 780px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 56px;
}
.placeholder-card h1 { font-size: 52px; }
.prose { margin: 26px 0; color: var(--muted); line-height: 1.7; }

.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 40px max(28px, calc((100vw - var(--container))/2)) 22px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 54px;
}
.footer-brand img { width: 180px; }
.footer-brand p { color: var(--muted); max-width: 330px; line-height: 1.55; }
.site-footer h3 {
  color: var(--navy);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.site-footer a {
  display: block;
  color: var(--muted);
  margin: 10px 0;
}
.footer-bottom {
  border-top: 1px solid var(--line);
  margin-top: 28px;
  padding-top: 18px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 920px) {
  .site-header { height: auto; padding: 18px 24px; align-items: flex-start; }
  .nav-toggle { display: grid; gap: 4px; border: 0; background: transparent; padding: 12px; }
  .nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); }
  .site-nav { display: none; position: absolute; inset: 82px 24px auto; flex-direction: column; align-items: flex-start; padding: 22px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .hero-grid, .feature-hero-grid, .info-grid { grid-template-columns: 1fr; }
  .ai-card { margin: 0; max-width: none; }
  .feature-grid.compact, .feature-grid.detail, .benefit-strip, .flow-strip { grid-template-columns: 1fr; }
  .benefit-item + .benefit-item { border-left: 0; border-top: 1px solid var(--line); }
  .index-graphic { grid-template-columns: 1fr; gap: 18px; justify-items: center; }
  .index-left, .index-right { justify-items: stretch; width: min(360px, 100%); }
  .mini-index { grid-template-columns: 1fr; justify-content: start; }
  .cta-card { grid-template-columns: 1fr; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* Alcilla Mail page */
.mail-hero {
  padding: 82px 0 76px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 75% 25%, rgba(39,198,183,.12), transparent 26rem),
    linear-gradient(180deg, rgba(255,255,255,.78), rgba(247,251,255,.92));
}

.mail-hero-grid {
  display: grid;
  grid-template-columns: 1fr .88fr;
  gap: 72px;
  align-items: center;
}

.mail-hero-copy h1 {
  margin: 28px 0 20px;
  max-width: 720px;
}

.mail-hero-copy p {
  max-width: 640px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.65;
}

.mail-signal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.mail-signal-row span {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.86);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--navy-2);
  font-size: 13px;
  font-weight: 800;
}

.mail-preview {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.mail-preview-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  color: var(--navy);
}

.mail-preview-head strong {
  margin-left: 12px;
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #cfe0f2;
}

.mail-preview-body {
  padding: 18px;
  display: grid;
  gap: 12px;
}

.mock-message {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 18px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 18px;
  padding: 18px;
}

.mock-message strong {
  color: var(--teal);
  font-size: 13px;
}

.mock-message h3 {
  margin: 6px 0 6px;
  color: var(--navy);
  font-size: 17px;
}

.mock-message p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.mock-message > span {
  color: var(--blue);
  font-weight: 900;
}

.mail-preview-ai {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  align-items: center;
  margin: 0 18px 18px;
  padding: 18px;
  border-radius: 20px;
  background: linear-gradient(135deg, #f4fbff, #effcfa);
  border: 1px solid #c8ebe8;
}

.mail-ai-icon {
  width: 54px;
  height: 54px;
  padding: 12px;
  border-radius: 50%;
  background: #fff;
}

.mail-preview-ai h3 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 17px;
}

.mail-preview-ai p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.mail-features {
  padding: 68px 0 42px;
}

.section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 34px;
}

.section-heading h2 {
  color: var(--navy);
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: -.04em;
  margin-bottom: 14px;
}

.section-heading p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.mail-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.mail-feature-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  padding: 28px;
  min-height: 240px;
  box-shadow: 0 10px 34px rgba(8,31,73,.04);
}

.mail-feature-card .icon {
  width: 54px;
  height: 54px;
  padding: 12px;
  border-radius: 50%;
  background: #eef6ff;
  margin-bottom: 28px;
}

.mail-feature-card h3 {
  color: var(--navy);
  font-size: 20px;
  margin-bottom: 10px;
}

.mail-feature-card p {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.mail-flow {
  padding: 40px 0;
}

.mail-flow h2 {
  text-align: center;
  color: var(--navy);
  font-size: 32px;
  letter-spacing: -.035em;
}

.mail-flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 26px;
}

.mail-flow-grid article {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  padding: 28px;
}

.mail-flow-grid strong {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #eef6ff;
  color: var(--blue);
  display: grid;
  place-items: center;
}

.mail-flow-grid .icon {
  width: 56px;
  height: 56px;
  padding: 12px;
  border-radius: 50%;
  background: var(--surface-teal);
  margin-bottom: 26px;
}

.mail-flow-grid h3 {
  color: var(--navy);
  font-size: 20px;
}

.mail-flow-grid p {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.mail-integrations {
  padding: 24px 0 32px;
}

.integration-card {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
  align-items: center;
  border: 1px solid #b7e7e4;
  border-radius: 26px;
  padding: 34px 40px;
  background:
    radial-gradient(circle at 100% 20%, rgba(39,198,183,.16), transparent 22rem),
    linear-gradient(135deg, #fbfdff, #effcfa);
}

.integration-card h2 {
  color: var(--navy);
  font-size: 32px;
  letter-spacing: -.035em;
  margin-bottom: 10px;
}

.integration-card p {
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

.integration-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.integration-pills span {
  padding: 10px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--navy);
  font-weight: 800;
}

@media (max-width: 920px) {
  .mail-hero-grid,
  .mail-feature-grid,
  .mail-flow-grid,
  .integration-card {
    grid-template-columns: 1fr;
  }

  .integration-pills {
    justify-content: flex-start;
  }
}