/* ADP Aero Stylesheet */

/* =========================
   Variables
========================= */

:root {
  --bg: #f6f7f0;
  --panel: #ffffff;
  --panel-soft: #eef3de;
  --green: #8faf46;
  --green-dark: #506b26;
  --yellow: #f2d36b;
  --yellow-soft: #fff2bd;
  --grey: #71746f;
  --dark: #20251e;
  --line: rgba(60, 68, 48, 0.14);
  --shadow: 0 20px 50px rgba(63, 72, 43, 0.12);
  --radius: 26px;
}

/* =========================
   Base
========================= */

* {
  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(--dark);
  line-height: 1.6;
  background:
    radial-gradient(circle at 10% 0%, rgba(242, 211, 107, 0.26), transparent 30%),
    radial-gradient(circle at 90% 8%, rgba(143, 175, 70, 0.16), transparent 34%),
    var(--bg);
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

/* =========================
   Layout helpers
========================= */

.container {
  width: min(1180px, 92%);
  margin: auto;
}

/* =========================
   Header
========================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;

  padding: 18px clamp(18px, 4vw, 56px);

  background: rgba(246, 247, 240, 0.86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  flex-direction: column;
  min-width: 190px;
  text-decoration: none;
}

.brand-main {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-sub {
  font-size: 0.78rem;
  color: var(--green-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 22px;
  font-size: 0.92rem;
}

.nav a {
  text-decoration: none;
  color: #46503d;
}

.nav a:hover {
  color: var(--green-dark);
}

/* =========================
   Typography
========================= */

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--green-dark);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  max-width: 820px;
}

h2 {
  font-size: clamp(2rem, 4vw, 4.1rem);
}

h3 {
  font-size: 1.25rem;
}

/* =========================
   Buttons
========================= */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #fff;
  box-shadow: 0 12px 34px rgba(80, 107, 38, 0.24);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.74);
  color: var(--dark);
}

/* =========================
   Hero
========================= */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);

  min-height: 78vh;
  padding: clamp(54px, 8vw, 110px) clamp(20px, 5vw, 74px) 60px;
}

.hero-copy {
  max-width: 720px;
}

.hero-lead {
  margin: 28px 0 0;
  max-width: 660px;
  font-size: clamp(1.1rem, 1.8vw, 1.38rem);
  color: #4a5144;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-visual {
  position: relative;
  padding: 0;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(238, 243, 222, 0.92));
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 40px;
  box-shadow: var(--shadow);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: -16px 26px auto auto;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(242, 211, 107, 0.45);
  filter: blur(14px);
  z-index: -1;
}

.hero-visual img {
  width: 100%;
  min-height: 420px;
  object-fit: cover;
  border-radius: 28px;
}

/* =========================
   Generic sections
========================= */

.section {
  padding: clamp(64px, 8vw, 110px) clamp(20px, 5vw, 74px);
}

.section-title {
  max-width: 840px;
  margin-bottom: 36px;
}

.section-title.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-title p,
.two-col p,
.framework-copy p,
.image-band-content p,
.product-note p,
.contact p,
.safety-card p,
.cap-card p,
.timeline p {
  color: #56604f;
}

/* =========================
   Intro and text layouts
========================= */

.intro-section {
  background: rgba(255, 255, 255, 0.58);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  max-width: 1100px;
  font-size: 1.12rem;
}

/* =========================
   Capability cards
========================= */

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.cap-card,
.safety-card,
.timeline article {
  padding: 28px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 16px 38px rgba(63, 72, 43, 0.08);
}

.cap-card h3,
.safety-card h3,
.timeline h3 {
  margin-bottom: 12px;
}

/* =========================
   Framework / flow
========================= */

.framework-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 48px;
  align-items: start;
}

.framework-copy {
  position: sticky;
  top: 110px;
}

.flow-panel {
  display: grid;
  gap: 14px;
}

.flow-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px 22px;
  align-items: start;

  padding: 24px;

  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(238, 243, 222, 0.74));
  border: 1px solid var(--line);
  border-radius: 24px;
}

.flow-item span {
  display: grid;
  place-items: center;
  grid-row: span 2;

  width: 54px;
  height: 54px;

  border-radius: 16px;
  background: var(--yellow-soft);
  color: var(--green-dark);
  font-weight: 900;
}

.flow-item p {
  margin: 0;
  color: #596151;
}

/* =========================
   Full-width image band
========================= */

.image-band {
  position: relative;
  overflow: hidden;

  display: flex;
  align-items: end;

  min-height: 520px;

  color: #fff;
  background:
    linear-gradient(90deg, rgba(22, 28, 20, 0.74), rgba(22, 28, 20, 0.26)),
    url('../img/adp-dark-drone.jpeg') center/cover no-repeat;
}

.image-band-content {
  max-width: 760px;
  padding: 38px;

  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}

.image-band-content .eyebrow,
.image-band-content p {
  color: #eef3de;
}

/* =========================
   Concept section
========================= */

.concept-layout {
  display: grid;
  grid-template-columns: 45% 55%;
  align-items: center;
  gap: 40px;
}

.concept-text,
.concept-image {
  width: 100%;
}

.concept-image img {
  width: 100%;
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

/* =========================
   Roadmap
========================= */

.roadmap-section {
  background: linear-gradient(180deg, rgba(238, 243, 222, 0.88), rgba(246, 247, 240, 0.8));
}

.timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.timeline article span {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.74rem;
  font-weight: 900;
  color: var(--green-dark);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

/* =========================
   Safety
========================= */

.safety-section {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 16px;
}

.safety-card.main {
  background: linear-gradient(135deg, #ffffff, var(--yellow-soft));
}

/* =========================
   Product note
========================= */

.product-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 36%;
  gap: 44px;
  align-items: center;
}

.product-note img {
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

/* =========================
   Contact
========================= */

.contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;

  margin: clamp(20px, 4vw, 56px);
  padding: clamp(34px, 6vw, 72px);

  color: #fff;
  background: linear-gradient(135deg, var(--green-dark), #2b321f);
  border-radius: 36px;
}

.contact p,
.contact .eyebrow {
  color: #eef3de;
}

/* =========================
   Footer
========================= */

.footer {
  background: #eef0e8;
  color: #30372b;
  border-top: 1px solid var(--line);
  padding: 34px 0;
  margin-top: 40px;
}

.footer-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: nowrap;

  padding-left: clamp(20px, 5vw, 74px);
  padding-right: clamp(20px, 5vw, 74px);
}

.footer-col {
  display: block;
}

.footer-col:first-child {
  width: 24%;
}

.footer-col:nth-child(2) {
  width: 46%;
}

.footer-col:nth-child(3) {
  width: 22%;
}

.footer strong {
  color: #20251e;
}

.footer small {
  display: block;
  margin-top: .18rem;
  color: rgba(48, 55, 43, .72);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.footer p {
  margin: .45rem 0 0;
  color: #5f6758;
  line-height: 1.55;
}

.footer-email {
  color: #20251e;
  text-decoration: none;
}

.footer-links p {
  margin-bottom: .35rem;
}

.footer-network {
  list-style: disc;
  margin: 0;
  padding-left: 1.2rem;
}

.footer-network li {
  margin: 0;
  padding: 0;
  line-height: 1.2;
}

.footer-network span {
  opacity: 0.7;
  font-size: 0.92rem;
}

.footer-network a {
  color: #30372b;
  text-decoration: none;
}

.footer-network a:hover,
.footer-email:hover {
  color: #000;
}


/* =========================
   Responsive
========================= */

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-copy {
    max-width: none;
  }

  .hero-visual {
    max-width: 760px;
  }

  .framework-section {
    grid-template-columns: 1fr;
  }

  .framework-copy {
    position: static;
  }

  .product-note {
    grid-template-columns: 1fr;
  }

  .concept-layout {
    grid-template-columns: 1fr;
  }

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

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

  .safety-section {
    grid-template-columns: 1fr 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    justify-content: flex-start;
  }

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

  .footer-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }

  .footer-col:first-child,
  .footer-col:nth-child(2),
  .footer-col:nth-child(3) {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 56px 20px 48px;
  }

  .hero-actions {
    gap: 12px;
  }

  .button {
    width: max-content;
  }

  .section {
    padding: 56px 20px;
  }

  .image-band {
    min-height: 420px;
  }

  .image-band-content {
    padding: 26px;
  }

  .contact {
    margin: 20px;
    padding: 28px;
    border-radius: 24px;
  }

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

  .safety-section {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 620px) {
  h1 {
    font-size: 3.1rem;
  }

  .hero-visual img {
    min-height: 280px;
  }

  .flow-item {
    grid-template-columns: 1fr;
  }

  .flow-item span {
    grid-row: auto;
  }
}


@media (max-width: 980px) {
  .footer-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }

  .footer-col:first-child,
  .footer-col:nth-child(2),
  .footer-col:nth-child(3) {
    width: 100%;
  }
}