/* ===== DESIGN 1: CLINICAL MINIMALIST ===== */
/* Clean whites, soft sage greens, medical-grade precision */

:root {
  --white: #ffffff;
  --bg: #f8faf9;
  --bg-alt: #f0f5f2;
  --text: #1a2e23;
  --text-secondary: #5a7066;
  --accent: #2d8a5e;
  --accent-light: #e6f4ed;
  --accent-dark: #1e6b45;
  --border: #d4e4db;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.04);
  --shadow-lg: 0 4px 6px rgba(0,0,0,.04), 0 12px 40px rgba(0,0,0,.08);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { font-family: 'Playfair Display', serif; line-height: 1.2; }

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

/* ===== TOP BAR ===== */
.top-bar {
  background: var(--text);
  color: rgba(255,255,255,.8);
  font-size: .8rem;
  padding: 8px 0;
}
.top-bar-inner {
  display: flex;
  justify-content: flex-end;
  gap: 24px;
}
.top-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.8);
  transition: color var(--transition);
}
.top-link:hover { color: #fff; }

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248,250,249,.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
  padding: 16px 0;
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 12px rgba(0,0,0,.05);
  padding: 10px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem;
  color: var(--text);
}
.logo-icon { color: var(--accent); font-size: 1.1rem; }
.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
}
.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: .9rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45,138,94,.25);
}
.btn-outline {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-whatsapp {
  background: #25d366;
  color: #fff;
}
.btn-whatsapp:hover {
  background: #1da851;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,.25);
}
.nav-cta { padding: 10px 24px; }

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 120px 0 100px;
  overflow: hidden;
  background: linear-gradient(170deg, var(--white) 0%, var(--accent-light) 100%);
}
.hero-bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: .08;
  background: var(--accent);
}
.shape-1 { width: 500px; height: 500px; top: -200px; right: -100px; }
.shape-2 { width: 300px; height: 300px; bottom: -100px; left: -50px; }
.shape-3 { width: 200px; height: 200px; top: 50%; left: 60%; }

.hero-inner {
  position: relative;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  padding: 6px 20px;
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  margin-bottom: 24px;
  animation: fadeDown .8s ease;
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 20px;
  animation: fadeDown .8s ease .1s both;
}
.text-accent { color: var(--accent); }
.hero-text {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 12px;
  animation: fadeDown .8s ease .2s both;
}
.hero-subtext {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  animation: fadeDown .8s ease .25s both;
}
.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
  animation: fadeDown .8s ease .3s both;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  animation: fadeDown .8s ease .4s both;
}
.stat { text-align: center; }
.stat-number {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  font-size: .8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .5px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ===== SECTIONS ===== */
.section { padding: 100px 0; }
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  padding: 4px 16px;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 16px;
}
.section-header h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 12px;
}
.section-header p {
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
}

/* ===== BENEFITS ===== */
.benefits { background: var(--white); }
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.benefit-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.benefit-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--accent-light);
  color: var(--accent);
  margin-bottom: 20px;
}
.benefit-card h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.benefit-card p {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== REQUIREMENTS ===== */
.requirements { background: var(--bg); }
.req-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.req-content .section-tag { margin-bottom: 16px; }
.req-content h2 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 16px;
}
.req-intro {
  color: var(--text-secondary);
  margin-bottom: 32px;
}
.req-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.req-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  opacity: 0;
  transform: translateX(-20px);
}
.req-item.visible { opacity: 1; transform: translateX(0); }
.req-item:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.req-number {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 40px;
}
.req-item h4 {
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.req-item p { font-size: .85rem; color: var(--text-secondary); }

.req-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--white) 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  position: relative;
}
.req-card-float {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  padding: 16px 28px;
  border-radius: 50px;
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  font-size: .9rem;
  animation: float 3s ease-in-out infinite;
}
.req-card-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
}

/* ===== PROCESS ===== */
.process { background: var(--white); }
.steps-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 50px;
  flex-wrap: wrap;
}
.step-card {
  text-align: center;
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  background: var(--bg);
  border: 1px solid var(--border);
  max-width: 220px;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(20px);
}
.step-card.visible { opacity: 1; transform: translateY(0); }
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.step-num {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-weight: 700;
}
.step-card h3 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 8px;
}
.step-card p { font-size: .85rem; color: var(--text-secondary); }
.step-connector { color: var(--border); padding: 0 8px; }
.process-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== FAQ ===== */
.faq { background: var(--bg); }
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(10px);
}
.faq-item.visible { opacity: 1; transform: translateY(0); }
.faq-item[open] { border-color: var(--accent); box-shadow: var(--shadow); }
.faq-item summary {
  padding: 20px 24px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--accent);
  transition: transform var(--transition);
}
.faq-item[open] summary::after { content: '−'; }
.faq-item[open] summary { color: var(--accent); }
.faq-answer {
  padding: 0 24px 20px;
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}
.faq-answer ol {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--text);
  color: rgba(255,255,255,.7);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.logo-footer { color: #fff; }
.footer-brand p { margin-top: 16px; font-size: .9rem; max-width: 320px; }
.social-links { display: flex; gap: 12px; margin-top: 20px; }
.social-links a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.15);
  color: rgba(255,255,255,.7);
  transition: all var(--transition);
}
.social-links a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.footer-links h4,
.footer-contact h4 {
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links ul,
.footer-contact ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a,
.footer-contact a {
  font-size: .9rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer-links a:hover,
.footer-contact a:hover { color: #fff; }
.footer-bottom {
  text-align: center;
  padding: 24px 0;
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}

/* ===== LOGO ELEMENTS ===== */
/* Navbar logo icon - crops to show just the icon from the left half of the composite image */
.logo-icon-wrap {
  width: 220px;
  height: 80px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-icon-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.logo-icon-img.logo-dark {
  mix-blend-mode: multiply;
}
.logo-icon-footer {
  width: 220px;
  height: 80px;
}

/* Hero logo - shows the globe+leaf logo from top-left of 2x2 image */
.hero-logo-container {
  margin-bottom: 28px;
  animation: fadeDown .8s ease .05s both;
}
.hero-logo-wrap {
  width: 180px;
  height: 140px;
  overflow: hidden;
  margin: 0 auto;
  border-radius: 12px;
}
.hero-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.hero-logo-img.logo-dark {
  mix-blend-mode: multiply;
}

/* Requirements section logo */
.req-logo-wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  height: 170px;
  overflow: hidden;
  border-radius: 12px;
  opacity: .4;
  z-index: 0;
  animation: float 5s ease-in-out infinite;
}
.req-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.req-logo-img.logo-dark {
  mix-blend-mode: multiply;
}
.req-card-float { z-index: 1; position: relative; }

/* ===== ANIMATIONS ===== */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ===== MOBILE TOGGLE ===== */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all var(--transition);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .mobile-toggle { display: flex; }
  .nav-cta { display: none; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--white);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { display: flex; }
  .benefits-grid { grid-template-columns: 1fr; }
  .req-layout { grid-template-columns: 1fr; }
  .req-visual { display: none; }
  .steps-grid { flex-direction: column; gap: 16px; }
  .step-connector { transform: rotate(90deg); }
  .step-card { max-width: 100%; width: 100%; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .stat-divider { width: 40px; height: 1px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 80px 0 60px; }
  .section { padding: 60px 0; }
  .top-bar-inner { justify-content: center; flex-wrap: wrap; }
}