:root {
  --teal: #187795;
  --teal-dark: #125f77;
  --navy: #16202F;
  --dark: #282828;
  --light-bg: #F8F8F8;
  --text: #020202;
  --white: #ffffff;
  --border: #e0e0e0;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
}

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

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

a:hover {
  color: var(--teal-dark);
}

/* ── Page hero (inner pages) ── */
.page-hero {
  background: linear-gradient(rgba(22, 32, 47, 0.75), rgba(22, 32, 47, 0.75)),
    url('https://images.unsplash.com/photo-1497366216548-37526070297c?w=1400&q=80') center/cover no-repeat;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 60px 20px;
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 12px 30px;
  font-family: 'Karla', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid var(--white);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}

.btn-solid {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
}

.btn-solid:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}

.btn-white:hover {
  background: transparent;
  color: var(--white);
}

/* ── Container ── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Section headings ── */
.section-heading {
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 48px;
}

.section-heading::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--teal);
  margin: 12px auto 0;
}