:root {
  --bg: #0b1118;
  --bg-soft: #121b24;
  --card: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.11);
  --text: #f2f6fb;
  --muted: rgba(242, 246, 251, 0.72);
  --muted-soft: rgba(242, 246, 251, 0.55);
  --blue: #1dc3ff;
  --blue-soft: #9ceaff;
  --max: 1180px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 92% 2%, rgba(29, 195, 255, 0.12), transparent 22%),
    radial-gradient(circle at 4% 96%, rgba(10, 87, 255, 0.11), transparent 24%),
    var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Arial, sans-serif;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
a:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(29, 195, 255, 0.72);
  outline-offset: 4px;
}

.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 17, 24, 0.9);
  backdrop-filter: blur(20px);
}
.header-wrap {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand-mark {
  width: 64px;
  height: 64px;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: rgba(255, 255, 255, 0.045);
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.brand-copy strong { display: block; font-size: 23px; letter-spacing: .18em; }
.brand-copy span {
  display: block;
  margin-top: 6px;
  color: var(--muted-soft);
  font-size: 10px;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.desktop-nav { display: flex; align-items: center; gap: 24px; color: var(--muted); font-size: 15px; }
.desktop-nav a:hover { color: var(--text); }
.mobile-menu { display: none; position: relative; }
.mobile-menu summary {
  cursor: pointer;
  list-style: none;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
}
.mobile-menu summary::-webkit-details-marker { display: none; }
.mobile-menu nav {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: min(310px, calc(100vw - 28px));
  display: grid;
  gap: 7px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #101923;
  box-shadow: var(--shadow);
}
.mobile-menu nav a { padding: 12px; border-radius: 12px; background: rgba(255,255,255,.035); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 50px;
  padding: 14px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 650;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-1px); }
.button-primary { color: #0b1118; background: linear-gradient(135deg, #fff, #dff6ff); }
.button-secondary { border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.045); }

.breadcrumb { padding-top: 30px; color: var(--muted-soft); font-size: 14px; }
.breadcrumb a:hover { color: var(--text); }
.page-hero { padding: 46px 0 88px; }
.hero-grid, .grid-2 { display: grid; grid-template-columns: 1.08fr .92fr; gap: 44px; align-items: center; }
.hero-copy { padding-right: 10px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid rgba(29,195,255,.23);
  border-radius: 999px;
  background: rgba(29,195,255,.075);
  color: var(--blue-soft);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }
h1, h2, h3, p { margin: 0; }
h1 { margin-top: 20px; font-size: clamp(42px, 6vw, 70px); line-height: 1; letter-spacing: -.04em; }
h2 { font-size: clamp(31px, 4vw, 49px); line-height: 1.05; letter-spacing: -.03em; }
h3 { font-size: 24px; line-height: 1.16; letter-spacing: -.02em; }
.lead { margin-top: 24px; max-width: 760px; color: var(--muted); font-size: clamp(18px, 2vw, 21px); line-height: 1.67; }
.body { color: var(--muted); font-size: 17px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 32px; }
.hero-note { margin-top: 16px; color: var(--muted-soft); font-size: 14px; line-height: 1.6; }
.hero-image {
  min-height: 520px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 30px;
  background-position: center;
  background-size: cover;
  box-shadow: var(--shadow);
}
.hero-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(4,8,12,.03), rgba(4,8,12,.36)); }
.hero-image-note {
  position: absolute;
  z-index: 1;
  left: 22px;
  right: 22px;
  bottom: 22px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  background: rgba(8,13,20,.73);
  backdrop-filter: blur(15px);
  color: rgba(242,246,251,.84);
  font-size: 15px;
  line-height: 1.65;
}

.rivoli-hero .hero-copy { max-width: 980px; padding-right: 0; }
.rivoli-hero-figure {
  position: relative;
  overflow: hidden;
  margin: 44px 0 0;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 30px;
  background: #111a24;
  box-shadow: var(--shadow);
}
.rivoli-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.rivoli-hero-figure figcaption {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  max-width: 720px;
  padding: 17px 19px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 18px;
  background: rgba(8,13,20,.78);
  backdrop-filter: blur(15px);
  color: rgba(242,246,251,.86);
  font-size: 14px;
  line-height: 1.6;
}

.section { padding: 88px 0; }
.section-alt { border-block: 1px solid var(--line); background: rgba(255,255,255,.018); }
.section-intro { max-width: 850px; }
.section-intro .lead { margin-top: 19px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; margin-top: 32px; }
.card {
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.048), rgba(255,255,255,.028));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.card .number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 21px;
  border: 1px solid rgba(29,195,255,.24);
  border-radius: 13px;
  background: rgba(29,195,255,.08);
  color: var(--blue-soft);
  font-weight: 700;
}
.card h3 { margin-bottom: 13px; }
.card p { color: var(--muted); font-size: 16px; line-height: 1.75; }
.list { display: grid; gap: 13px; margin-top: 25px; }
.list-item {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 15px 17px;
  border: 1px solid rgba(255,255,255,.085);
  border-radius: 17px;
  background: rgba(255,255,255,.032);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}
.list-item::before { content: ""; flex: 0 0 auto; width: 9px; height: 9px; margin-top: 7px; border-radius: 50%; background: var(--blue); }
.deliverables { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 25px; }
.deliverable { padding: 10px 13px; border: 1px solid rgba(29,195,255,.19); border-radius: 999px; background: rgba(29,195,255,.06); color: #b8efff; font-size: 14px; }
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 17px; margin-top: 32px; }
.metric { padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: var(--card); }
.metric strong { display: block; margin-bottom: 9px; font-size: 25px; line-height: 1.1; }
.metric span { color: var(--muted); font-size: 14px; line-height: 1.6; }
.case-callout { padding: 28px; border: 1px solid rgba(29,195,255,.2); border-radius: 25px; background: rgba(29,195,255,.055); }
.case-callout strong { display: block; margin-bottom: 10px; color: var(--blue-soft); font-size: 13px; letter-spacing: .12em; text-transform: uppercase; }
.case-callout p { color: var(--muted); font-size: 17px; line-height: 1.75; }

.rivoli-media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 38px;
}
.rivoli-media-card {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.rivoli-media-card-wide { grid-column: 1 / -1; }
.rivoli-media-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  background: #17212c;
}
.rivoli-media-card-wide img { aspect-ratio: 3.55 / 1; }
.rivoli-media-card-detail img { object-position: center 46%; }
.rivoli-media-card figcaption { display: grid; gap: 8px; padding: 21px 23px 23px; }
.rivoli-media-card figcaption strong { color: var(--text); font-size: 18px; }
.rivoli-media-card figcaption span { color: var(--muted); font-size: 15px; line-height: 1.65; }

.faq { display: grid; gap: 13px; margin-top: 30px; }
.faq details { border: 1px solid var(--line); border-radius: 19px; background: var(--card); }
.faq summary { cursor: pointer; padding: 19px 21px; font-size: 17px; font-weight: 650; }
.faq details p { padding: 0 21px 21px; color: var(--muted); font-size: 16px; line-height: 1.72; }
.cta-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 32px;
  border: 1px solid rgba(29,195,255,.2);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(29,195,255,.08), rgba(10,87,255,.045));
}
.cta-panel p { margin-top: 13px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.site-footer { padding: 28px 0 36px; border-top: 1px solid var(--line); color: var(--muted-soft); font-size: 14px; }
.footer-wrap { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 11px; }
.footer-brand img { width: 34px; height: 34px; object-fit: contain; }

@media (max-width: 980px) {
  .desktop-nav, .header-cta { display: none; }
  .mobile-menu { display: block; }
  .hero-grid, .grid-2 { grid-template-columns: 1fr; }
  .hero-copy { padding-right: 0; }
  .hero-image { min-height: 460px; }
  .grid-3, .metrics { grid-template-columns: 1fr; }
  .rivoli-media-card-wide img { aspect-ratio: 2.4 / 1; }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .header-wrap { min-height: 76px; }
  .brand-mark { width: 55px; height: 55px; border-radius: 16px; }
  .brand-copy strong { font-size: 19px; }
  .brand-copy span { font-size: 9px; letter-spacing: .12em; }
  .breadcrumb { padding-top: 22px; }
  .page-hero { padding: 32px 0 64px; }
  .section { padding: 66px 0; }
  .hero-image { min-height: 390px; border-radius: 24px; }
  .hero-image-note { left: 16px; right: 16px; bottom: 16px; padding: 17px; }
  .rivoli-hero-figure { margin-top: 34px; border-radius: 24px; }
  .rivoli-hero-figure img { min-height: 310px; object-fit: cover; object-position: center; }
  .rivoli-hero-figure figcaption { left: 14px; right: 14px; bottom: 14px; padding: 15px 16px; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .card, .case-callout { padding: 22px; }
  .cta-panel { grid-template-columns: 1fr; padding: 24px; }
  .footer-wrap { align-items: flex-start; flex-direction: column; }
  .rivoli-media-grid { grid-template-columns: 1fr; }
  .rivoli-media-card-wide { grid-column: auto; }
  .rivoli-media-card-wide img, .rivoli-media-card img { aspect-ratio: 16 / 10; }
}

@media (max-width: 930px) {
  .desktop-nav, .header-cta { display: none; }
  .mobile-menu { display: block; }
  .hero-grid, .grid-2 { grid-template-columns: 1fr; }
  .hero-image { min-height: 440px; }
  .grid-3, .metrics { grid-template-columns: 1fr; }
  .cta-panel { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .header-wrap { min-height: 76px; }
  .brand-mark { width: 54px; height: 54px; border-radius: 16px; }
  .brand-copy strong { font-size: 19px; }
  .brand-copy span { display: none; }
  .page-hero { padding-top: 30px; padding-bottom: 64px; }
  .section { padding: 66px 0; }
  .button { width: 100%; }
  .hero-image { min-height: 380px; }
  .hero-image-note, .card, .case-callout, .cta-panel, .metric { padding-left: 20px; padding-right: 20px; }
}