:root {
  --bg: #f1f5f7;
  --bg-soft: #fbfdff;
  --panel: #ffffff;
  --line: #d1dde3;
  --ink: #1f2f36;
  --muted: #5f727c;
  --accent: #1e7a8f;
  --accent-2: #23a38f;
  --success: #2f9d5f;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: "Outfit", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 100% -10%, rgba(30, 122, 143, 0.16), transparent 42%),
    radial-gradient(circle at 0% 0%, rgba(35, 163, 143, 0.12), transparent 35%),
    linear-gradient(180deg, #f6fafc 0%, #eef4f6 55%, #e8f0f3 100%);
}

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

.page {
  width: min(1160px, 92vw);
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 35;
  border-bottom: 1px solid rgba(209, 221, 227, 0.8);
  background: rgba(251, 253, 255, 0.9);
  backdrop-filter: blur(8px);
}

.header-inner {
  width: min(1160px, 92vw);
  margin: 0 auto;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  font-family: "Merriweather", serif;
  font-size: 30px;
  letter-spacing: -0.01em;
  color: #1a5969;
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 0.2s ease;
}

.nav a:hover,
.nav a.active {
  border-color: var(--line);
  background: #f5fbfd;
  color: var(--ink);
}

.btn {
  min-height: 44px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink);
  padding: 0 16px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: 0.24s ease;
}

.btn:hover {
  border-color: #78b3c0;
}

.btn-primary {
  border-color: transparent;
  color: #fff;
  background: linear-gradient(135deg, #1e7a8f, #23a38f);
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.badge {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f6fbfc;
  color: #1f7c90;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 7px 10px;
}

.hero {
  padding: 66px 0 32px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
  align-items: center;
}

.hero h1 {
  margin: 10px 0 12px;
  font-family: "Merriweather", serif;
  font-size: clamp(34px, 4.8vw, 63px);
  line-height: 1.03;
  letter-spacing: -0.02em;
}

.hero p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
  max-width: 620px;
  font-size: 17px;
}

.hero-actions {
  margin-top: 22px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.97);
  padding: 20px;
  box-shadow: 0 16px 46px rgba(29, 66, 79, 0.11);
}

.panel h2 {
  margin: 0;
  font-family: "Merriweather", serif;
  font-size: 27px;
}

.panel p {
  margin: 8px 0 14px;
  color: var(--muted);
  line-height: 1.6;
}

.meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.meta-box {
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 10px;
  background: #fafdff;
}

.meta-box strong {
  display: block;
  font-family: "Merriweather", serif;
  font-size: 21px;
  color: #1e7487;
}

.meta-box span {
  font-size: 12px;
  color: var(--muted);
}

.section {
  padding: 48px 0;
}

.section-head {
  margin-bottom: 16px;
}

.section-title {
  margin: 0;
  font-family: "Merriweather", serif;
  font-size: clamp(28px, 3.2vw, 46px);
}

.section-copy {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.surface {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.98);
  padding: 18px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
  padding: 15px;
}

.card h3 {
  margin: 0;
  font-family: "Merriweather", serif;
  font-size: 26px;
}

.card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  color: #4f6671;
  font-size: 13px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 10px 12px;
  font-family: inherit;
}

.field textarea {
  min-height: 108px;
  resize: vertical;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.result-box {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
  background: #f8fdff;
}

.result-box strong {
  display: block;
  font-family: "Merriweather", serif;
  font-size: 34px;
  color: #1f7589;
}

.result-box span {
  color: var(--muted);
}

.testimonial {
  display: none;
}

.testimonial.active {
  display: block;
}

.testimonial p {
  margin: 0;
  color: #2e4048;
  line-height: 1.75;
}

.testimonial strong {
  margin-top: 10px;
  display: inline-block;
  color: #1f6070;
}

.controls {
  margin-top: 12px;
  display: flex;
  gap: 8px;
}

.check-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.check-list label {
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 10px;
  background: #fbfeff;
  display: flex;
  gap: 8px;
  align-items: center;
}

.accordion {
  display: grid;
  gap: 8px;
}

.accordion-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #ffffff;
}

.accordion-btn {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 13px 14px;
  font-size: 15px;
  font-weight: 700;
  color: #21424d;
  cursor: pointer;
}

.accordion-body {
  display: none;
  border-top: 1px solid var(--line);
  padding: 11px 14px 13px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}

.accordion-item.open .accordion-body {
  display: block;
}

.slot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.slot {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #2a4f5c;
  cursor: pointer;
  font-weight: 700;
}

.slot.active {
  border-color: #2e92a7;
  background: #e8f7fb;
  color: #1d6f81;
}

.notice {
  margin-top: 10px;
  min-height: 18px;
  color: var(--success);
  font-size: 14px;
  font-weight: 700;
}

.footer {
  margin-top: 46px;
  border-top: 1px solid var(--line);
  padding: 18px 0 24px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 980px) {
  .hero,
  .row {
    grid-template-columns: 1fr;
  }

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

  .meta,
  .slot-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 740px) {
  .nav {
    display: none;
  }

  .grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 40px;
  }

  .section {
    padding: 38px 0;
  }
}