/* ─── CSS VARIABLES ─── */
:root {
  --green: #2c9310;
  --green-light: #70e000;
  --green-dark: #2d8f00;
  --green-pale: rgba(56,176,0,.08);
  --green-border: rgba(56,176,0,.2);
  --blue: #023047;
  --blue-mid: #034163;
  --blue-light: #0077b6;
  --white: #ffffff;
  --off-white: #f8fafa;
  --gray-light: #f0f4f0;
  --gray: #8a9a8a;
  --gray-soft: #f4f6f4;
  --gray-mid: #e4eae4;
  --gray-text: #6b7280;
  --body-text: #374151;
  --text-dark: #0d1f0d;
  --text-mid: #2a3f2a;
  --card-shadow: 0 4px 24px rgba(2, 48, 71, 0.09);
  --shadow-sm: 0 2px 14px rgba(2,48,71,.07);
  --shadow-md: 0 8px 32px rgba(2,48,71,.12);
  --shadow-lg: 0 18px 52px rgba(2,48,71,.18);
}

/* ─── RESET ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  overflow-x: hidden;
}

/* ─── NAVBAR ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 48px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(56, 176, 0, 0.2);
  transition: all 0.3s ease;
}
.nav-logo { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.5rem; color: var(--white); letter-spacing: -0.5px; }
.nav-logo a img { max-width: 180px; width: 100%; height: auto; }
.nav-logo span { color: var(--green); }
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a { font-family: 'DM Sans', sans-serif; font-size: 0.9rem; font-weight: bold; color: #000; text-decoration: none; letter-spacing: 0.3px; transition: color 0.2s; }
.nav-links a:hover { color: var(--green); }
.nav-cta { background: var(--green); color: white !important; padding: 10px 24px; border-radius: 50px; font-weight: 500 !important; transition: all 0.3s ease !important; }
.nav-cta:hover { background: var(--green-light) !important; box-shadow: 0 0 20px rgba(56,176,0,0.5); color: var(--blue) !important; }

/* ─── SECTION COMMONS ─── */
section { padding: 100px 80px; }
.section-label { display: inline-block; font-size: 16px; font-weight: 600; letter-spacing: 3.5px; text-transform: uppercase; color: var(--green); margin-bottom: 16px; }
.section-title { font-family: 'Poppins', sans-serif; font-size: clamp(1.8rem, 3vw, 2.8rem); font-weight: 800; color: var(--blue); line-height: 1.2; margin-bottom: 16px; }
.section-sub { font-size: 1.05rem; color: var(--gray); max-width: 560px; line-height: 1.7; }
.section-tag { display: inline-flex; align-items: center; gap: 8px; color: var(--green); font-size: 16px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 14px; }
.section-tag::before { content: ''; width: 24px; height: 2px; background: var(--green); border-radius: 2px; }
h2 { font-weight: 800; font-size: clamp(1.8rem, 3.5vw, 2.8rem); color: var(--blue); line-height: 1.15; letter-spacing: -0.5px; }

/* ─── FOOTER ─── */
footer { background: var(--blue); padding: 60px 80px 36px; color: rgba(255,255,255,0.6); }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 48px; }
.footer-brand-name { font-family: 'Poppins', sans-serif; font-size: 1.4rem; font-weight: 800; color: white; margin-bottom: 16px; }
.footer-brand-name span { color: var(--green); }
.footer-tagline { font-size: 0.9rem; line-height: 1.7; margin-bottom: 28px; }
.footer-col-title { font-family: 'Poppins', sans-serif; font-size: 0.85rem; font-weight: 700; color: white; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 20px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 0.875rem; color: rgba(255,255,255,0.55); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--green); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 28px; display: flex; justify-content: space-between; align-items: center; font-size: 0.82rem; }

/* ─── SCROLL REVEAL ─── */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ─── HAMBURGER MENU ─── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 1100;
  flex-shrink: 0;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--blue);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── MOBILE NAV OVERLAY ─── */
.nav-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(2,48,71,0.55);
  z-index: 999;
  backdrop-filter: blur(2px);
}
.nav-mobile-overlay.open { display: block; }

/* ─── RESPONSIVE GLOBALS ─── */
@media (max-width: 900px) {
  section { padding: 64px 24px; }
  nav { padding: 0 20px; height: 64px; }

  .nav-hamburger { display: flex; }

  .nav-links {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: -100%;
    width: min(300px, 82vw);
    height: 100vh;
    background: #fff;
    padding: 80px 24px 40px;
    gap: 4px;
    list-style: none;
    box-shadow: -4px 0 40px rgba(2,48,71,0.18);
    z-index: 1050;
    transition: right 0.35s cubic-bezier(0.23,1,0.32,1);
    overflow-y: auto;
  }
  .nav-links.open { right: 0; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 13px 16px;
    border-radius: 10px;
    font-size: 1rem;
    color: var(--blue) !important;
    background: none;
    transition: background 0.2s, color 0.2s;
  }
  .nav-links a:hover { background: var(--gray-soft); color: var(--green) !important; }
  .nav-cta {
    display: block !important;
    text-align: center;
    margin-top: 8px;
    padding: 13px 24px !important;
    border-radius: 10px !important;
    background: var(--green) !important;
    color: #fff !important;
  }

  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }
  footer { padding: 48px 24px 28px; }
}

@media (max-width: 600px) {
  section { padding: 52px 16px; }
  nav { padding: 0 16px; }
  footer { padding: 40px 16px 24px; }
}