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

:root {
  --green: #00A651;
  --green-dark: #008A43;
  --green-light: #E8F5E9;
  --text-dark: #333;
  --text-mid: #555;
  --text-light: #666;
  --bg: #F8F9FA;
  --white: #fff;
  --radius: 12px;
  --shadow: 0 2px 16px rgba(0,0,0,.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
}

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

/* ── NAV ─────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 5%;
  background: var(--white);
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.nav-logo {
  font-size: 24px; font-weight: 800; letter-spacing: .5px;
}
.nav-logo .g { color: var(--green); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-weight: 500; font-size: 15px; transition: color .2s; }
.nav-links a:hover { color: var(--green); }
.btn {
  display: inline-block; padding: 12px 28px;
  border-radius: 28px; font-weight: 600; font-size: 15px;
  transition: all .25s;
  cursor: pointer; border: none;
}
.btn-primary { background: var(--green); color: var(--white); }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-outline { border: 2px solid var(--green); color: var(--green); background: transparent; }
.btn-outline:hover { background: var(--green); color: var(--white); }
.btn-white { background: var(--white); color: var(--green); }
.btn-white:hover { background: var(--green-light); }

/* ── HAMBURGER ───────────────────────────────── */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--text-dark); border-radius: 2px; transition: .3s; }

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none; flex-direction: column; position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--white); padding: 20px 5%;
    box-shadow: 0 4px 12px rgba(0,0,0,.1);
  }
  .nav-links.open { display: flex; }
}

/* ── HERO ────────────────────────────────────── */
.hero {
  display: flex; align-items: center; justify-content: center;
  min-height: 88vh; padding: 60px 5%;
  background: linear-gradient(160deg, var(--green-light) 0%, var(--white) 60%);
  text-align: center;
}
.hero-inner { max-width: 720px; }
.hero h1 { font-size: clamp(36px,5vw,56px); font-weight: 800; line-height: 1.15; margin-bottom: 20px; }
.hero h1 .g { color: var(--green); }
.hero p { font-size: 19px; color: var(--text-mid); margin-bottom: 36px; max-width: 560px; margin-inline: auto; }
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── LOGO SVG ────────────────────────────────── */
.logo-icon {
  width: 120px; height: 120px; margin-bottom: 28px;
  filter: drop-shadow(0 4px 12px rgba(0,166,81,.25));
}

/* ── SECTIONS ────────────────────────────────── */
section { padding: 80px 5%; }
.section-title {
  text-align: center; font-size: 36px; font-weight: 800; margin-bottom: 12px;
}
.section-sub {
  text-align: center; font-size: 18px; color: var(--text-mid); margin-bottom: 56px; max-width: 600px; margin-inline: auto;
}

/* ── STEPS GRID ──────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 32px; max-width: 1100px; margin: 0 auto; }
.step-card {
  background: var(--white); border-radius: var(--radius); padding: 36px 28px;
  box-shadow: var(--shadow); text-align: center; transition: transform .25s;
}
.step-card:hover { transform: translateY(-4px); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--green); color: var(--white);
  font-weight: 700; font-size: 20px; margin-bottom: 18px;
}
.step-card h3 { font-size: 20px; margin-bottom: 10px; }
.step-card p { color: var(--text-mid); font-size: 15px; }

/* ── EXAMPLE BOX ─────────────────────────────── */
.example-box {
  max-width: 620px; margin: 48px auto 0;
  background: var(--green-light); border: 1px solid #c8e6c9;
  border-radius: var(--radius); padding: 28px 32px; text-align: center;
}
.example-box .big { font-size: 24px; font-weight: 700; color: var(--green); margin: 8px 0; }
.example-box .detail { font-size: 14px; color: var(--text-light); }

/* ── FEATURES / BENEFITS ─────────────────────── */
.benefits { background: var(--bg); }
.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px; max-width: 1100px; margin: 0 auto; }
.benefit {
  display: flex; gap: 18px; align-items: flex-start;
  background: var(--white); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow);
}
.benefit-icon {
  flex-shrink: 0; width: 52px; height: 52px; border-radius: 50%;
  background: var(--green-light); display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.benefit h3 { font-size: 17px; margin-bottom: 6px; }
.benefit p { font-size: 14px; color: var(--text-mid); }

/* ── CTA BANNER ──────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  color: var(--white); text-align: center; padding: 64px 5%; border-radius: 0;
}
.cta-banner h2 { font-size: 32px; font-weight: 800; margin-bottom: 14px; }
.cta-banner p { font-size: 18px; opacity: .9; margin-bottom: 32px; max-width: 520px; margin-inline: auto; }

/* ── FAQ ──────────────────────────────────────── */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid #e0e0e0; }
.faq-q {
  width: 100%; background: none; border: none; cursor: pointer;
  padding: 20px 0; display: flex; justify-content: space-between; align-items: center;
  font-size: 17px; font-weight: 600; color: var(--text-dark); text-align: left;
}
.faq-q::after { content: '+'; font-size: 22px; color: var(--green); transition: transform .2s; }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s; }
.faq-a p { padding: 0 0 20px; color: var(--text-mid); font-size: 15px; }
.faq-item.open .faq-a { max-height: 200px; }

/* ── FOOTER ──────────────────────────────────── */
footer {
  background: var(--text-dark); color: rgba(255,255,255,.7); text-align: center;
  padding: 36px 5%; font-size: 14px;
}
footer a { color: var(--green); }
footer .footer-links { display: flex; gap: 24px; justify-content: center; margin-bottom: 14px; flex-wrap: wrap; }

/* ── ABOUT PAGE ──────────────────────────────── */
.about-hero {
  min-height: 50vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--green-light) 0%, var(--white) 60%);
  text-align: center; padding: 80px 5% 60px;
}
.about-hero h1 { font-size: clamp(32px, 4vw, 48px); font-weight: 800; margin-bottom: 16px; }
.about-hero p { font-size: 18px; color: var(--text-mid); max-width: 600px; margin-inline: auto; }
.about-content { max-width: 800px; margin: 0 auto; }
.about-content h2 { font-size: 28px; font-weight: 700; margin-bottom: 14px; color: var(--green); }
.about-content p { margin-bottom: 20px; color: var(--text-mid); font-size: 16px; }

/* ── HOW-IT-WORKS PAGE ───────────────────────── */
.hiw-hero {
  min-height: 40vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--green-light) 0%, var(--white) 60%);
  text-align: center; padding: 80px 5% 40px;
}
.hiw-hero h1 { font-size: clamp(32px, 4vw, 48px); font-weight: 800; margin-bottom: 16px; }
.hiw-hero p { font-size: 18px; color: var(--text-mid); max-width: 600px; margin-inline: auto; }

.timeline { max-width: 700px; margin: 0 auto; position: relative; }
.timeline::before {
  content: ''; position: absolute; left: 28px; top: 0; bottom: 0;
  width: 3px; background: var(--green-light);
}
.tl-item { display: flex; gap: 24px; margin-bottom: 40px; position: relative; }
.tl-dot {
  flex-shrink: 0; width: 56px; height: 56px; border-radius: 50%;
  background: var(--green); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 20px; z-index: 1;
}
.tl-content { padding-top: 8px; }
.tl-content h3 { font-size: 20px; margin-bottom: 6px; }
.tl-content p { color: var(--text-mid); font-size: 15px; }