/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #e8f5ef;
  --bg-mid: #deeee8;
  --green: #3d8c6e;
  --green-dark: #2a6b54;
  --green-cta: #4a9e80;
  --text: #1a3028;
  --text-muted: #4a7060;
  --white: #ffffff;
  --font: 'Poppins', sans-serif;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-weight: 300;
  overflow-x: hidden;
}

/* === NAV === */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px; height: 70px;
  background: rgba(232, 245, 239, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(61,140,110,0.12);
}

.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-img { height: 36px; width: auto; }
.logo-img-sm { height: 30px; width: auto; }
.logo-text { font-weight: 600; font-size: 1rem; color: var(--green-dark); letter-spacing: 0.01em; }

.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a {
  text-decoration: none; font-size: 0.875rem; font-weight: 400;
  color: var(--text-muted); transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--green-dark); font-weight: 500; }

/* === LANGUAGE TOGGLE === */
.lang-btn {
  margin-left: 24px;
  padding: 6px 16px;
  background: transparent;
  border: 1.5px solid var(--green);
  color: var(--green);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.lang-btn:hover {
  background: var(--green);
  color: white;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  padding-top: 70px;
  display: flex; align-items: stretch;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
}

.hero-left {
  padding: 80px 60px 80px 60px;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--bg);
  min-height: calc(100vh - 70px);
}

.hero-eyebrow {
  font-size: 0.7rem; font-weight: 400; letter-spacing: 0.18em;
  color: var(--text-muted); margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(3.2rem, 6vw, 5.5rem);
  font-weight: 800; line-height: 1.0;
  color: rgba(61,140,110,0.55);
  letter-spacing: -0.01em;
}

.hero-right {
  padding: 80px 60px;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--bg-mid);
  min-height: calc(100vh - 70px);
  border-left: 1px solid rgba(61,140,110,0.1);
}

.hero-subtitle {
  font-size: 0.95rem; line-height: 1.75; font-weight: 300;
  color: var(--text-muted); margin-bottom: 36px; max-width: 360px;
}

.hero-ctas { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }

.btn-outline {
  display: inline-block; padding: 12px 28px;
  border: 1.5px solid var(--green); color: var(--green);
  text-decoration: none; font-size: 0.85rem; font-weight: 500;
  border-radius: 4px; transition: background 0.2s, color 0.2s;
}
.btn-outline:hover { background: var(--green); color: white; }

.btn-text {
  display: inline-block; padding: 12px 20px;
  color: var(--green-dark); text-decoration: none;
  font-size: 0.85rem; font-weight: 500;
  transition: color 0.2s;
}
.btn-text:hover { color: var(--green); }

/* === WHY CHOOSE === */
.why-section {
  display: grid;
  grid-template-columns: 40% 60%;
  min-height: 70vh;
  background: var(--bg);
}

.why-left {
  padding: 80px 48px 80px 60px;
  display: flex; flex-direction: column; justify-content: flex-start;
  border-right: 1px solid rgba(61,140,110,0.1);
}

.why-title {
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800; line-height: 1.0;
  color: var(--green); margin-bottom: 24px;
}

.why-desc {
  font-size: 0.9rem; line-height: 1.75; color: var(--text-muted);
  margin-bottom: 40px; max-width: 320px;
}

.why-nav { display: flex; flex-direction: column; gap: 0; }

.why-nav-item {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 0; cursor: pointer;
  border-top: 1px solid rgba(61,140,110,0.15);
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em;
  color: rgba(74,112,96,0.5);
  transition: color 0.2s;
}
.why-nav-item:last-child { border-bottom: 1px solid rgba(61,140,110,0.15); }
.why-nav-item:hover, .why-nav-item.active { color: var(--green-dark); }

.why-num {
  font-size: 0.65rem; color: rgba(61,140,110,0.4);
  min-width: 20px;
}
.why-nav-item.active .why-num { color: var(--green); }

.why-right {
  padding: 80px 60px;
  display: flex; align-items: flex-start;
}

.feature-panel { display: none; }
.feature-panel.active { display: block; }

.feature-icon {
  width: 56px; height: 56px; margin-bottom: 28px;
  border: 1.5px solid rgba(61,140,110,0.3);
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
}

.feature-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800; line-height: 1.1; color: var(--green);
  margin-bottom: 20px;
}

.feature-text {
  font-size: 0.9375rem; line-height: 1.75; color: var(--text-muted);
  margin-bottom: 20px; max-width: 420px;
}

.feature-sub {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em;
  color: var(--text-muted); display: flex; align-items: flex-start; gap: 6px;
}

/* === BRIDGE SECTION === */
.bridge-section {
  position: relative;
  min-height: 380px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  background: var(--bg-mid);
  background-image: url('images/city-bg.svg');
  background-size: cover;
  background-position: center;
}

.bridge-overlay {
  position: absolute; inset: 0;
  background: rgba(232, 245, 239, 0.75);
}

.bridge-content {
  position: relative; z-index: 2;
  text-align: center; padding: 60px 40px;
}

.bridge-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800; color: var(--green); line-height: 1.1;
  margin-bottom: 16px;
}

.bridge-text {
  font-size: 1rem; color: var(--text-muted); max-width: 500px; margin: 0 auto;
}

/* === CTA SECTION === */
.cta-section {
  background: var(--green-cta);
  padding: 100px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* subtle grid overlay */
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(255,255,255,0.06) 59px, rgba(255,255,255,0.06) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(255,255,255,0.06) 59px, rgba(255,255,255,0.06) 60px);
}

.cta-title {
  position: relative; z-index: 2;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800; color: white; line-height: 1.05;
  margin-bottom: 20px;
}

.cta-sub {
  position: relative; z-index: 2;
  font-size: 0.9375rem; color: rgba(255,255,255,0.85);
  max-width: 480px; margin: 0 auto 40px; line-height: 1.7;
}

.btn-white {
  position: relative; z-index: 2;
  display: inline-block; padding: 16px 36px;
  background: white; color: var(--green-dark);
  text-decoration: none; font-size: 0.875rem; font-weight: 600;
  border-radius: 4px; transition: background 0.2s, transform 0.2s;
}
.btn-white:hover { background: var(--bg); transform: translateY(-2px); }

/* === PAGE HERO (About / Contact) === */
.page-hero {
  padding: 160px 60px 80px;
  text-align: center;
  background: var(--bg);
}

.page-hero-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800; color: rgba(61,140,110,0.45);
  margin-bottom: 24px; line-height: 1.0;
}

.page-hero-sub {
  font-size: 1rem; line-height: 1.75; color: var(--text-muted);
  max-width: 640px; margin: 0 auto;
}

/* === MISSION SECTION === */
.mission-section {
  padding: 80px 60px;
  background: var(--bg-mid);
}

.mission-label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.18em;
  color: var(--green); margin-bottom: 24px;
}

.mission-text {
  font-size: 0.9375rem; line-height: 1.85; color: var(--text-muted);
  max-width: 700px; margin-bottom: 20px;
}

.mission-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2px; margin-top: 56px;
}

.mission-stat {
  background: var(--bg); padding: 32px 24px;
  display: flex; flex-direction: column; gap: 8px;
  border-top: 2px solid var(--green-cta);
}

.stat-val {
  font-size: 1.1rem; font-weight: 700; color: var(--green-dark);
}

.stat-lbl {
  font-size: 0.78rem; color: var(--text-muted); line-height: 1.4;
}

/* === CORE VALUES === */
.values-section {
  padding: 80px 60px;
  background: var(--bg);
}

.section-title-center {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; color: var(--green);
  text-align: center; margin-bottom: 16px;
}

.section-sub-center {
  font-size: 0.9375rem; color: var(--text-muted);
  text-align: center; margin-bottom: 56px; line-height: 1.7;
}

.values-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}

.value-card {
  background: var(--bg-mid);
  padding: 36px 28px;
  border-radius: 8px;
}

.value-img {
  width: 80px; height: 80px; object-fit: cover;
  border-radius: 6px; margin-bottom: 20px;
}

.value-title {
  font-size: 1rem; font-weight: 700; color: var(--green);
  margin-bottom: 12px; line-height: 1.3;
}

.value-text {
  font-size: 0.875rem; line-height: 1.75; color: var(--text-muted); margin-bottom: 12px;
}

.value-focus {
  font-size: 0.78rem; color: var(--green); font-style: italic;
}

/* === REGULATORY SECTION === */
.regulatory-section {
  padding: 80px 60px;
  background: var(--green-cta);
  text-align: center;
  position: relative; overflow: hidden;
}

.regulatory-section::before {
  content: '';
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(255,255,255,0.06) 59px, rgba(255,255,255,0.06) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(255,255,255,0.06) 59px, rgba(255,255,255,0.06) 60px);
}

.regulatory-title {
  position: relative; z-index: 2;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 800; color: white; margin-bottom: 28px;
}

.regulatory-text {
  position: relative; z-index: 2;
  font-size: 0.9375rem; color: rgba(255,255,255,0.88);
  max-width: 700px; margin: 0 auto 16px; line-height: 1.8;
}

/* === CONTACT PAGE === */
.contact-section {
  display: grid; grid-template-columns: 1fr 1fr;
  padding: 80px 60px; gap: 60px;
  background: var(--bg);
  align-items: start;
}

.contact-info-title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800; color: var(--green); margin-bottom: 16px; line-height: 1.2;
}

.contact-info-desc {
  font-size: 0.9rem; line-height: 1.75; color: var(--text-muted);
  margin-bottom: 36px;
}

.contact-detail {
  display: flex; gap: 16px; align-items: flex-start;
  margin-bottom: 28px;
}

.contact-icon {
  width: 44px; height: 44px; min-width: 44px;
  background: var(--green-cta); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

.contact-detail-label {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em;
  color: var(--green); margin-bottom: 4px;
}

.contact-detail-val {
  font-size: 0.875rem; color: var(--text-muted); line-height: 1.6;
}

.contact-form-wrap {
  background: var(--bg-mid); padding: 40px 36px; border-radius: 8px;
}

.form-title {
  font-size: 1.4rem; font-weight: 800; color: var(--green);
  margin-bottom: 28px;
}

.contact-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.8rem; font-weight: 500; color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid rgba(61,140,110,0.2);
  border-radius: 6px;
  font-family: var(--font); font-size: 0.875rem; font-weight: 300;
  color: var(--text);
  outline: none; transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--green);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(74,112,96,0.4); }

.form-group textarea { resize: vertical; }

.btn-submit {
  padding: 14px; background: var(--green-cta);
  color: white; border: none; border-radius: 24px;
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: background 0.2s, transform 0.2s;
}
.btn-submit:hover { background: var(--green-dark); transform: translateY(-1px); }

/* === INSTITUTIONAL SECTION === */
.institutional-section {
  padding: 60px; background: var(--bg);
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
}

.institutional-box {
  background: var(--bg-mid); padding: 32px; border-radius: 8px;
}

.institutional-title {
  font-size: 1rem; font-weight: 700; color: var(--green); margin-bottom: 12px;
}

.institutional-box p {
  font-size: 0.875rem; line-height: 1.75; color: var(--text-muted);
}

.send-msg-box {
  display: flex; justify-content: center; align-items: center;
  background: var(--bg-mid); padding: 32px; border-radius: 8px;
}

.btn-send-msg {
  padding: 16px 60px; background: var(--green-cta);
  color: white; border: none; border-radius: 28px;
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: background 0.2s;
}
.btn-send-msg:hover { background: var(--green-dark); }

/* === FOOTER === */
footer {
  background: var(--green-cta);
  padding: 64px 60px 0;
  color: rgba(255,255,255,0.85);
  position: relative; overflow: hidden;
}

footer::before {
  content: '';
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(255,255,255,0.05) 59px, rgba(255,255,255,0.05) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(255,255,255,0.05) 59px, rgba(255,255,255,0.05) 60px);
}

.footer-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 2fr 1fr 1.2fr 1.2fr;
  gap: 40px; margin-bottom: 48px;
}

.footer-brand .footer-logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: white; }
.footer-brand p { font-size: 0.8125rem; line-height: 1.75; color: rgba(255,255,255,0.75); max-width: 240px; }

.footer-col h4 {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em;
  color: white; margin-bottom: 16px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a,
.footer-col p {
  font-size: 0.875rem; color: rgba(255,255,255,0.75);
  text-decoration: none; line-height: 1.6; transition: color 0.2s;
}
.footer-col ul li a:hover { color: white; }
.footer-col p + p { margin-top: 6px; }
.footer-col a { color: rgba(255,255,255,0.75); text-decoration: none; }
.footer-col a:hover { color: white; }

.footer-bottom {
  position: relative; z-index: 2;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding: 24px 0 32px;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 20px;
}

.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.65); }
.footer-disclaimer { text-align: right; max-width: 460px; }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-left, .hero-right { min-height: auto; padding: 60px 28px; }
  .hero-left { padding-top: 100px; }
  .why-section { grid-template-columns: 1fr; }
  .why-left { border-right: none; border-bottom: 1px solid rgba(61,140,110,0.1); padding: 60px 28px 40px; }
  .why-right { padding: 40px 28px 60px; }
  .bridge-section { min-height: 280px; }
  .bridge-title { font-size: 2rem; }
  .cta-section { padding: 60px 28px; }
  .page-hero { padding: 120px 28px 60px; }
  .mission-section { padding: 60px 28px; }
  .mission-stats { grid-template-columns: repeat(2, 1fr); }
  .values-section { padding: 60px 28px; }
  .values-grid { grid-template-columns: 1fr; gap: 16px; }
  .regulatory-section { padding: 60px 28px; }
  .contact-section { grid-template-columns: 1fr; padding: 60px 28px; }
  .institutional-section { grid-template-columns: 1fr; padding: 40px 28px; }
  footer { padding: 48px 28px 0; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  .footer-disclaimer { text-align: left; }
}