:root {
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --text: #111827;
  --muted: #4b5563;
  --line: #e5e7eb;
  --brand: #0f766e;
  --brand-dark: #115e59;
  --brand-soft: #e6fffb;
  --accent: #f59e0b;
  --max: 1140px;
  --radius: 18px;
  --radius-lg: 24px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-soft: 0 6px 20px rgba(0, 0, 0, 0.05);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

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

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

/* Header */
.topbar {
  border-bottom: 1px solid var(--line);
  background: #ffffff;
  position: relative;
  z-index: 20;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
}

.logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--text);
}

.mini-link {
  font-size: 0.95rem;
  color: var(--muted);
}

/* Global typography */
h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.15;
  color: var(--text);
}

h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin-bottom: 16px;
}

h3 {
  font-size: 1.18rem;
  margin-bottom: 10px;
}

p {
  margin-top: 0;
  margin-bottom: 18px;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 760px;
}

/* Sections */
section {
  padding: 64px 0;
}

.section-soft {
  background: var(--bg-soft);
}

/* Hero */
.hero {
  padding: 72px 0 42px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfc 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 22px;
  border-radius: 999px;
  border: 2px solid transparent;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--brand);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--brand-dark);
  color: #ffffff;
}

.btn-secondary {
  background: #ffffff;
  color: var(--brand-dark);
  border-color: #d1d5db;
}

.btn-secondary:hover {
  background: #f9fafb;
  color: var(--brand-dark);
}

.btn-full {
  width: 100%;
}

/* Mockup / visuals */
.mockup {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}

.mockup-box {
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  background: linear-gradient(135deg, #dff7f4, #f4f8ff);
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--brand-dark);
  font-weight: 700;
  padding: 24px;
}

/* Video block */
.video-wrap,
.form-wrap,
.card,
.faq-item {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.video-wrap {
  padding: 22px;
}

.video-box {
  background: #0f172a;
  color: #ffffff;
  border-radius: 14px;
  min-height: 360px;
  display: grid;
    place-items: center;
  text-align: center;
  padding: 24px;
}

.video-note {
  margin-top: 16px;
  color: var(--muted);
}

/* Two-column layout */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

/* Form block */
.form-wrap {
  padding: 28px;
}

.form-wrap .small {
  margin-top: 10px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

input,
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  background: #ffffff;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

/* Lists */
.check-list,
.list {
  padding-left: 20px;
}

.check-list li,
.list li {
  margin-bottom: 10px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 28px;
}

.card {
  padding: 24px;
  box-shadow: var(--shadow-soft);
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.faq-item {
  padding: 22px;
}

.faq-item p:last-child {
  margin-bottom: 0;
}

/* CTA panel */
.cta-panel {
  background: linear-gradient(135deg, #0f766e, #134e4a);
  color: #ffffff;
  padding: 36px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.cta-panel h2,
.cta-panel p {
  color: #ffffff;
}

.cta-panel p:last-child {
  margin-bottom: 0;
}

/* Footer */
.site-footer {
  padding: 32px 0 50px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
  background: #ffffff;
}

.footer-brand {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.footer-copy {
  margin-bottom: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Utility spacing */
.text-center {
  text-align: center;
}

.mt-0 {
  margin-top: 0;
}

.mb-0 {
  margin-bottom: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    padding-top: 48px;
  }

  .hero-grid,
  .grid-2,
  .cards {
    grid-template-columns: 1fr;
  }

  .video-box {
    min-height: 240px;
  }

  .cta-panel {
    padding: 28px;
  }
}

@media (max-width: 640px) {
  section {
    padding: 48px 0;
  }

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

  .hero-actions,
  .footer-links {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
  }

  .mockup {
    padding: 16px;
  }

  .form-wrap,
  .card,
  .faq-item,
  .video-wrap {
    padding: 20px;
  }
}