:root {
  --bg-main: #fafafa;
  --bg-muted: #fff4f0;
  --bg-card: #ffffff;
  --ink-strong: #212121;
  --ink-body: #3f3f3f;
  --ink-soft: #616161;
  --line: rgba(33, 33, 33, 0.14);
  --brand: #e85d29;
  --brand-strong: #d64d19;
  --brand-alt: #c74e1f;
  --accent: #2196f3;
  --radius-lg: 24px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-soft: 0 20px 44px rgba(0, 0, 0, 0.14);
  --shadow-card: 0 10px 26px rgba(0, 0, 0, 0.1);
  --container: 1160px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink-body);
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-main) 55%, #fff8f5 100%);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}

h1,
h2,
h3 {
  color: var(--ink-strong);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
}

h1,
h2 {
  font-family: inherit;
  font-weight: 700;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(var(--container), calc(100vw - 3rem));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 5.5rem 0;
}

.section-muted {
  background: linear-gradient(180deg, rgba(255, 244, 240, 0.9) 0%, rgba(255, 255, 255, 0.2) 100%);
  border-top: 1px solid rgba(33, 33, 33, 0.06);
  border-bottom: 1px solid rgba(33, 33, 33, 0.06);
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image: linear-gradient(rgba(232, 93, 41, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 93, 41, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at 50% 10%, rgba(0, 0, 0, 0.92) 0%, transparent 78%);
}

.bg-orb {
  position: fixed;
  z-index: -2;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(46px);
  opacity: 0.58;
}

.orb-a {
  width: 540px;
  height: 540px;
  left: -180px;
  top: -150px;
  background: radial-gradient(circle at 40% 40%, rgba(232, 93, 41, 0.34), rgba(255, 180, 140, 0.2) 60%, transparent);
}

.orb-b {
  width: 600px;
  height: 600px;
  right: -220px;
  top: 200px;
  background: radial-gradient(circle at 60% 45%, rgba(33, 150, 243, 0.24), rgba(255, 244, 240, 0.2) 56%, transparent);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(255, 251, 249, 0.92);
  border-bottom: 1px solid rgba(33, 33, 33, 0.08);
}

.topbar-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  font-weight: 700;
  color: var(--ink-strong);
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: inline-grid;
  place-items: center;
  font-weight: 700;
  background: linear-gradient(135deg, var(--brand-strong), var(--brand-alt));
  color: #fff;
  box-shadow: 0 8px 20px rgba(199, 78, 31, 0.34);
}

.brand-text {
  font-size: 1.12rem;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.site-nav a {
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.35rem 0.2rem;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--brand-strong);
  border-color: rgba(232, 93, 41, 0.48);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(33, 33, 33, 0.2);
  border-radius: 10px;
  width: 40px;
  height: 40px;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink-strong);
  border-radius: 4px;
}

.nav-toggle span + span {
  margin-top: 8px;
}

.hero {
  padding-top: 4.3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  font-size: 0.77rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--brand-strong);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.15rem, 4.3vw, 4.05rem);
  max-width: 19ch;
}

.hero-lead {
  margin-top: 1.15rem;
  font-size: 1.04rem;
  max-width: 56ch;
  color: var(--ink-body);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 0.82rem;
  margin-top: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.8rem 1.16rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand-strong), var(--brand-alt));
  box-shadow: 0 14px 28px rgba(199, 78, 31, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 18px 34px rgba(199, 78, 31, 0.35);
}

.btn-ghost {
  color: var(--ink-strong);
  border-color: rgba(33, 33, 33, 0.2);
  background: rgba(255, 255, 255, 0.72);
}

.hero-metrics {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.hero-metrics article {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(232, 93, 41, 0.18);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 0.88rem 0.94rem;
}

.hero-metrics h3 {
  font-family: inherit;
  font-size: 0.94rem;
  margin-bottom: 0.4rem;
}

.hero-metrics p {
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.45;
}

.hero-preview {
  position: relative;
  width: min(100%, 600px);
  margin-left: auto;
}

.preview-stack {
  display: grid;
  gap: 0.9rem;
}

.preview-shell {
  width: 100%;
  aspect-ratio: 1395 / 755;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.preview-shell-secondary {
  width: min(100%, 440px);
  aspect-ratio: 555 / 523;
  margin-left: auto;
}

.preview-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.88rem 1rem;
  background: linear-gradient(180deg, #fff8f5, #fff2ec);
  border-bottom: 1px solid rgba(232, 93, 41, 0.2);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: #e8a289;
}

.preview-head p {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
  margin-left: 0.25rem;
}

.preview-content {
  flex: 1;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.preview-block {
  padding: 0.9rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #fff6f2, #fffdfc);
  border: 1px solid rgba(232, 93, 41, 0.2);
}

.preview-kicker {
  text-transform: uppercase;
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--brand-strong);
}

.preview-block h3 {
  font-size: 1.01rem;
  margin-top: 0.35rem;
  font-family: inherit;
}

.muted {
  margin-top: 0.3rem;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.preview-grid > div {
  border-radius: var(--radius-sm);
  padding: 0.78rem;
  border: 1px solid rgba(33, 33, 33, 0.12);
  background: #fcfdff;
}

.preview-grid ul {
  margin: 0.48rem 0 0;
  padding-left: 1rem;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.preview-grid li + li {
  margin-top: 0.3rem;
}

.preview-footer {
  margin-top: 0.15rem;
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.34rem 0.68rem;
  background: rgba(232, 93, 41, 0.16);
  color: #c74e1f;
  font-weight: 700;
}

.section-heading {
  max-width: 860px;
}

.section-heading h2 {
  margin-top: 0.4rem;
  font-size: clamp(1.7rem, 3.2vw, 2.7rem);
}

.overview-grid,
.feature-grid,
.roles-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
}

.overview-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.roles-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.overview-card,
.feature-card,
.role-card {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(33, 33, 33, 0.12);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 1.22rem;
}

.overview-card h3,
.feature-card h3,
.role-card h3 {
  font-family: inherit;
  font-size: 1.05rem;
  margin-bottom: 0.48rem;
}

.overview-card p,
.feature-card p,
.role-card p {
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.feature-tag {
  display: inline-flex;
  margin-bottom: 0.54rem;
  border-radius: 999px;
  padding: 0.26rem 0.58rem;
  font-size: 0.69rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--brand-strong);
  background: rgba(232, 93, 41, 0.12);
}

.workflow-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.workflow-step {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid rgba(33, 33, 33, 0.12);
  box-shadow: var(--shadow-card);
  padding: 1.2rem;
}

.step-number {
  display: inline-flex;
  margin-bottom: 0.66rem;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.workflow-step h3 {
  font-family: inherit;
  font-size: 1.02rem;
  margin-bottom: 0.4rem;
}

.workflow-step p {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.cta {
  padding-top: 4.8rem;
  padding-bottom: 4.8rem;
}

.cta-inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.2rem;
  border-radius: var(--radius-lg);
  padding: clamp(1.3rem, 2.5vw, 2.1rem);
  border: 1px solid rgba(232, 93, 41, 0.2);
  background: linear-gradient(135deg, rgba(255, 237, 228, 0.95), rgba(255, 248, 244, 0.95));
}

.cta h2 {
  font-size: clamp(1.55rem, 2.6vw, 2.5rem);
  margin-top: 0.35rem;
}

.cta p:last-child {
  margin-top: 0.6rem;
  max-width: 62ch;
}

.footer {
  border-top: 1px solid rgba(33, 33, 33, 0.1);
  padding: 1.35rem 0;
  background: rgba(255, 253, 252, 0.95);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer p {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.delay-1 {
  transition-delay: 0.09s;
}

.reveal.delay-2 {
  transition-delay: 0.18s;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .hero-preview {
    width: min(100%, 780px);
    margin: 0 auto;
  }

  .preview-shell-secondary {
    width: min(100%, 560px);
  }

  .hero-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid,
  .overview-grid,
  .workflow-list,
  .roles-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    padding: 0.9rem 1.5rem 1.1rem;
    background: rgba(255, 251, 249, 0.98);
    border-bottom: 1px solid rgba(33, 33, 33, 0.1);
    display: none;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    width: 100%;
    padding: 0.4rem 0;
  }

  .hero {
    padding-top: 3.2rem;
  }

  .section {
    padding: 4.4rem 0;
  }

  .hero-metrics,
  .feature-grid,
  .overview-grid,
  .workflow-list,
  .roles-grid {
    grid-template-columns: 1fr;
  }

  .hero-preview {
    width: 100%;
  }

  .preview-shell-secondary {
    width: 100%;
  }

  .preview-grid {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-wrap: wrap;
  }
}

@media (max-width: 600px) {
  .container {
    width: min(var(--container), calc(100vw - 1.5rem));
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

}