:root {
  --bg: #f4f7fb;
  --bg-alt: #eef3f9;
  --card: #ffffff;
  --text: #18324a;
  --muted: #5e7488;
  --primary: #2d7ef7;
  --primary-soft: #dce9ff;
  --border: #d9e4ef;
  --shadow: 0 18px 45px rgba(24, 50, 74, 0.08);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: linear-gradient(180deg, #f7faff 0%, #eef4fb 100%);
  color: var(--text);
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding: 56px 0 28px;
}

.hero-card {
  background: radial-gradient(circle at top right, #dce8ff 0%, #ffffff 55%);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 42px 32px;
}

.tag {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 8px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
}

.hero h1 span {
  color: var(--primary);
}

.intro {
  max-width: 760px;
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button {
  display: inline-block;
  text-decoration: none;
  padding: 14px 18px;
  border-radius: 14px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 10px 30px rgba(45, 126, 247, 0.25);
}

.button.secondary {
  background: white;
  color: var(--text);
  border: 1px solid var(--border);
}

.section {
  padding: 28px 0 40px;
}

.section.alt {
  background: transparent;
}

.section-head {
  margin-bottom: 22px;
}

.section-head h2 {
  margin: 8px 0 10px;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.section-head p {
  max-width: 820px;
  color: var(--muted);
  line-height: 1.75;
  margin: 0;
}

.grid {
  display: grid;
  gap: 20px;
}

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

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

.card,
.office-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  padding: 24px;
}

.card h2,
.card h3 {
  margin-top: 0;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.75;
}

.examples {
  padding-left: 20px;
  margin: 0;
}

.card.small {
  padding: 22px;
}

.office-card {
  padding: 20px;
}

.office-scene {
  position: relative;
  min-height: 480px;
  overflow: hidden;
  border-radius: 20px;
  background:
    linear-gradient(180deg, #fbfdff 0%, #f0f5fb 100%);
  border: 1px solid #e4edf7;
}

.office-title {
  position: absolute;
  top: 18px;
  left: 18px;
  font-weight: 700;
  color: var(--text);
  background: rgba(255,255,255,0.85);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  z-index: 5;
}

.desk {
  position: absolute;
  width: 170px;
  height: 92px;
  background: #ffffff;
  border: 1px solid #dce6f1;
  border-radius: 18px;
  box-shadow: 0 12px 24px rgba(24, 50, 74, 0.06);
}

.monitor {
  position: absolute;
  top: 18px;
  left: 18px;
  width: 54px;
  height: 34px;
  background: #cfe0f7;
  border-radius: 8px;
  border: 1px solid #b9cde8;
}

.worker.seated {
  position: absolute;
  right: 26px;
  bottom: 18px;
  width: 20px;
  height: 20px;
  background: #4a79a8;
  border-radius: 50%;
  animation: bob 2.2s ease-in-out infinite;
}

.worker.seated::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 18px;
  width: 8px;
  height: 18px;
  background: #4a79a8;
  border-radius: 6px;
}

.desk-1 { top: 82px; left: 60px; }
.desk-2 { top: 82px; right: 60px; }
.desk-3 { top: 200px; left: 60px; }
.desk-4 { top: 200px; right: 60px; }
.desk-5 { bottom: 62px; left: 180px; }
.desk-6 { bottom: 62px; right: 180px; }

.person.walker {
  position: absolute;
  width: 24px;
  height: 24px;
  background: #2d7ef7;
  border-radius: 50%;
  box-shadow: 0 8px 18px rgba(45, 126, 247, 0.25);
}

.person.walker::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 18px;
  width: 8px;
  height: 20px;
  background: #2d7ef7;
  border-radius: 6px;
}

.person.walker::after {
  content: "";
  position: absolute;
  left: -6px;
  top: 26px;
  width: 36px;
  height: 6px;
  background: rgba(24, 50, 74, 0.08);
  border-radius: 999px;
}

.label {
  position: absolute;
  top: -36px;
  left: -18px;
  white-space: nowrap;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(255,255,255,0.92);
  border: 1px solid #d9e4ef;
  border-radius: 999px;
  padding: 6px 10px;
}

.walker-1 {
  animation: walkerPath1 16s linear infinite;
}

.walker-2 {
  animation: walkerPath2 20s linear infinite;
}

.walker-3 {
  animation: walkerPath3 18s linear infinite;
}

.footer {
  padding: 10px 0 38px;
}

.footer p {
  text-align: center;
  color: var(--muted);
}

@keyframes bob {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-3px); }
}

@keyframes walkerPath1 {
  0%   { top: 120px; left: 300px; }
  25%  { top: 120px; left: 520px; }
  50%  { top: 250px; left: 560px; }
  75%  { top: 330px; left: 320px; }
  100% { top: 120px; left: 300px; }
}

@keyframes walkerPath2 {
  0%   { top: 330px; left: 620px; }
  20%  { top: 300px; left: 430px; }
  40%  { top: 180px; left: 390px; }
  60%  { top: 130px; left: 690px; }
  80%  { top: 250px; left: 760px; }
  100% { top: 330px; left: 620px; }
}

@keyframes walkerPath3 {
  0%   { top: 250px; left: 170px; }
  20%  { top: 350px; left: 250px; }
  40%  { top: 340px; left: 500px; }
  60%  { top: 220px; left: 470px; }
  80%  { top: 140px; left: 220px; }
  100% { top: 250px; left: 170px; }
}

@media (max-width: 900px) {
  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .office-scene {
    min-height: 620px;
  }

  .desk {
    width: 130px;
    height: 84px;
  }

  .desk-1 { top: 80px; left: 20px; }
  .desk-2 { top: 80px; right: 20px; }
  .desk-3 { top: 200px; left: 20px; }
  .desk-4 { top: 200px; right: 20px; }
  .desk-5 { bottom: 120px; left: 40px; }
  .desk-6 { bottom: 120px; right: 40px; }

  @keyframes walkerPath1 {
    0%   { top: 140px; left: 180px; }
    25%  { top: 140px; left: 260px; }
    50%  { top: 280px; left: 260px; }
    75%  { top: 360px; left: 150px; }
    100% { top: 140px; left: 180px; }
  }

  @keyframes walkerPath2 {
    0%   { top: 400px; left: 230px; }
    20%  { top: 330px; left: 170px; }
    40%  { top: 240px; left: 220px; }
    60%  { top: 170px; left: 280px; }
    80%  { top: 280px; left: 300px; }
    100% { top: 400px; left: 230px; }
  }

  @keyframes walkerPath3 {
    0%   { top: 250px; left: 120px; }
    20%  { top: 420px; left: 110px; }
    40%  { top: 460px; left: 250px; }
    60%  { top: 320px; left: 280px; }
    80%  { top: 180px; left: 140px; }
    100% { top: 250px; left: 120px; }
  }
}