:root {
  --green: #00614f;
  --green-dark: #00463b;
  --leaf: #38a21b;
  --ink: #052239;
  --muted: #5a6f7e;
  --line: #dfe8e5;
  --bg: #f7fbfa;
  --gold: #ffca00;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

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

.site-shell {
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 26px rgba(4, 52, 45, 0.06);
  position: sticky;
  top: 0;
  z-index: 20;
}

.notice-bar {
  align-items: center;
  background: linear-gradient(90deg, #006450, #004a3f);
  color: #fff;
  display: flex;
  font-size: 15px;
  font-weight: 700;
  gap: clamp(18px, 8vw, 130px);
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
}

.notice-bar a::before {
  color: var(--gold);
  content: "▣";
  font-size: 16px;
  margin-right: 8px;
}

.nav {
  align-items: center;
  display: grid;
  gap: 28px;
  grid-template-columns: auto 1fr auto;
  margin: 0 auto;
  max-width: 1830px;
  min-height: 112px;
  padding: 0 46px;
}

.brand {
  align-items: center;
  display: flex;
  gap: 14px;
  line-height: 0.9;
}

.mark {
  align-items: center;
  background: radial-gradient(circle at 35% 30%, #68c941 0 22%, #006b56 45%, #003c38 100%);
  border-radius: 52% 48% 45% 55%;
  color: #fff;
  display: grid;
  font-size: 26px;
  font-weight: 900;
  height: 64px;
  place-items: center;
  width: 70px;
}

.brand strong {
  color: #0a654e;
  display: block;
  font-size: clamp(30px, 3vw, 56px);
  letter-spacing: 0;
}

.brand small {
  color: var(--ink);
  display: block;
  font-size: clamp(15px, 1.2vw, 28px);
  font-weight: 800;
  letter-spacing: 0.22em;
  margin-left: 36px;
  margin-top: 9px;
}

.menu {
  align-items: center;
  display: flex;
  font-weight: 700;
  gap: clamp(14px, 2.1vw, 38px);
  justify-content: center;
  white-space: nowrap;
}

.menu a,
.toolbar button {
  border-bottom: 3px solid transparent;
  padding: 12px 0;
}

.menu a.active,
.menu a:hover {
  border-color: var(--leaf);
  color: var(--green);
}

.tools {
  align-items: center;
  display: flex;
  gap: 24px;
}

.tools a {
  font-size: 32px;
  line-height: 1;
  position: relative;
}

.tools span {
  background: var(--leaf);
  border-radius: 999px;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  min-width: 19px;
  padding: 3px 6px;
  position: absolute;
  right: -9px;
  top: -14px;
}

.menu-toggle {
  display: none;
}

.viewer {
  margin: 0 auto;
  max-width: 1920px;
  padding: 16px clamp(10px, 2vw, 28px) 48px;
}

.toolbar {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 0 auto 16px;
}

.toolbar button {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  padding: 11px 18px;
}

.toolbar button.active {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.mockup-stage {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 20px 70px rgba(10, 61, 51, 0.08);
  margin: 0 auto;
  overflow: hidden;
  position: relative;
}

.mockup-stage img {
  display: block;
  height: auto;
  width: 100%;
}

.hotspot {
  align-items: center;
  border: 2px solid transparent;
  border-radius: 8px;
  display: flex;
  justify-content: center;
  position: absolute;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.hotspot:focus-visible,
.hotspot:hover {
  background: rgba(0, 109, 88, 0.11);
  border-color: rgba(0, 97, 79, 0.45);
  outline: none;
}

.hotspot::after {
  background: var(--green);
  border-radius: 999px;
  bottom: 8px;
  color: #fff;
  content: "↗";
  display: grid;
  font-size: 13px;
  height: 25px;
  opacity: 0;
  place-items: center;
  position: absolute;
  right: 8px;
  transform: scale(0.82);
  transition: opacity 0.15s ease, transform 0.15s ease;
  width: 25px;
}

.hotspot:focus-visible::after,
.hotspot:hover::after {
  opacity: 1;
  transform: scale(1);
}

.partner-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 22px auto 0;
  padding: 22px;
}

.partner-panel h2 {
  color: var(--green-dark);
  font-size: 22px;
  margin: 0 0 8px;
}

.partner-panel p {
  color: var(--muted);
  margin: 0 0 18px;
}

.link-list {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.link-list a {
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--green-dark);
  font-weight: 800;
  padding: 12px 14px;
}

@media (max-width: 980px) {
  .notice-bar {
    gap: 10px;
    justify-content: space-around;
  }

  .notice-bar a {
    font-size: 12px;
    text-align: center;
  }

  .nav {
    grid-template-columns: 1fr auto auto;
    min-height: 84px;
    padding: 0 16px;
  }

  .mark {
    height: 46px;
    width: 50px;
  }

  .brand small {
    margin-left: 18px;
  }

  .menu-toggle {
    background: var(--green);
    border: 0;
    border-radius: 8px;
    color: #fff;
    display: block;
    font: inherit;
    font-weight: 800;
    padding: 10px 14px;
  }

  .menu {
    background: #fff;
    border-top: 1px solid var(--line);
    display: none;
    grid-column: 1 / -1;
    padding: 0 0 18px;
    white-space: normal;
  }

  .menu.open {
    display: grid;
    gap: 2px;
    justify-items: start;
  }

  .tools {
    gap: 10px;
  }

  .tools a {
    font-size: 25px;
  }
}