/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:       #3D8B37;
  --green-dark:  #2A6128;
  --green-light: #EEF7ED;
  --red:         #C8392B;
  --red-light:   #FDECEA;
  --bg:          #F8FAF8;
  --white:       #FFFFFF;
  --text:        #1A2E1A;
  --text-sub:    #5A6E5A;
  --border:      #DDE8DD;
  --shadow:      0 4px 24px rgba(0,0,0,0.08);
  --radius:      16px;
  --font:        'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

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

.green { color: var(--green); }
.red   { color: var(--red); }

.gradient-text {
  background: linear-gradient(135deg, var(--green), var(--red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── NAV ─────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.1); }

.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.3px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 28px;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--green); }

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-sub);
}
.lang-btn {
  background: none;
  border: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-sub);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
  transition: all 0.2s;
}
.lang-btn.active {
  background: var(--green);
  color: white;
}
.lang-btn:hover:not(.active) { color: var(--green); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── HERO ─────────────────────────────────────────────────────────────────── */
.hero {
  padding-top: 68px;
  background: linear-gradient(160deg, #ffffff 0%, #eef7ed 50%, #fdecea 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(61,139,55,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 1140px;
  margin: 0 auto;
  padding: 80px 24px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 16px 6px 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-sub);
  margin-bottom: 24px;
}
.badge-dot {
  width: 8px; height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

.hero-text h1 {
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: white;
  font-weight: 700;
  font-size: 15px;
  border-radius: 100px;
  box-shadow: 0 4px 20px rgba(61,139,55,0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(61,139,55,0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: white;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--green); color: var(--green); }

.conditions-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.conditions-strip span {
  background: white;
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-sub);
}

.hero-image { display: flex; justify-content: center; align-items: center; }
.banner-img {
  width: 100%;
  max-width: 560px;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.hero-wave {
  line-height: 0;
}
.hero-wave svg {
  width: 100%;
  height: 80px;
  display: block;
}

/* ── STATS ────────────────────────────────────────────────────────────────── */
.stats {
  background: var(--bg);
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item {
  background: white;
  border-radius: var(--radius);
  padding: 32px 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}
.stat-item:hover { transform: translateY(-4px); }
.stat-number {
  font-size: 42px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--green), var(--red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-sub);
  font-weight: 500;
}

/* ── FEATURES ─────────────────────────────────────────────────────────────── */
.features {
  padding: 100px 0;
  background: white;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.section-header p {
  font-size: 17px;
  color: var(--text-sub);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}
.section-header.light h2 { color: white; }
.section-header.light p  { color: rgba(255,255,255,0.8); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--green);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 16px;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.green-icon { background: var(--green-light); }
.red-icon   { background: var(--red-light); }

.feature-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}
.feature-card p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ── CONDITIONS ──────────────────────────────────────────────────────────── */
.conditions {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--green-dark) 0%, #1a3d18 50%, #3d1010 100%);
}

.conditions-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.condition-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  color: white;
  backdrop-filter: blur(10px);
  transition: background 0.2s, transform 0.2s;
}
.condition-card:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-4px);
}

.condition-icon {
  font-size: 36px;
  margin-bottom: 14px;
}
.condition-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.condition-card p {
  font-size: 13px;
  opacity: 0.8;
  line-height: 1.5;
}

/* ── HOW IT WORKS ────────────────────────────────────────────────────────── */
.how {
  padding: 100px 0;
  background: var(--bg);
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px;
}

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: white;
  font-size: 24px;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 6px 20px rgba(61,139,55,0.35);
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.step-content p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.6;
}

.step-connector {
  flex-shrink: 0;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--red));
  margin-top: 30px;
  border-radius: 2px;
}

/* ── DOWNLOAD ─────────────────────────────────────────────────────────────── */
.download {
  padding: 100px 0;
  background: white;
}

.download-box {
  background: linear-gradient(135deg, var(--green-light), var(--red-light));
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 64px 48px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.download-icon img {
  width: 90px;
  height: 90px;
  object-fit: contain;
  margin: 0 auto 24px;
  border-radius: 20px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.download-box h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.download-box > p {
  font-size: 16px;
  color: var(--text-sub);
  margin-bottom: 32px;
  line-height: 1.7;
}

.notify-form {
  display: flex;
  gap: 10px;
  max-width: 440px;
  margin: 0 auto 16px;
}
.notify-form input {
  flex: 1;
  padding: 14px 18px;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  font-size: 15px;
  font-family: var(--font);
  background: white;
  outline: none;
  transition: border-color 0.2s;
}
.notify-form input:focus { border-color: var(--green); }
.notify-form button {
  padding: 14px 24px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: white;
  font-weight: 700;
  font-size: 15px;
  font-family: var(--font);
  border: none;
  border-radius: 100px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.2s, box-shadow 0.2s;
}
.notify-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(61,139,55,0.35);
}

.notify-success {
  color: var(--green);
  font-weight: 600;
  font-size: 15px;
  min-height: 24px;
  margin-bottom: 8px;
}

.store-badges {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
}
.badge-placeholder {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #1a1a1a;
  color: white;
  padding: 12px 22px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0.7;
}

/* ── FOOTER ──────────────────────────────────────────────────────────────── */
.footer {
  background: #111A11;
  color: rgba(255,255,255,0.7);
  padding: 60px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 10px;
}
.footer-brand .logo-text {
  font-size: 20px;
  font-weight: 800;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.6;
  max-width: 260px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links h4 {
  color: white;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}
.footer-links a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

/* ── Animations ──────────────────────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.feature-card:nth-child(2) { transition-delay: 0.05s; }
.feature-card:nth-child(3) { transition-delay: 0.10s; }
.feature-card:nth-child(4) { transition-delay: 0.15s; }
.feature-card:nth-child(5) { transition-delay: 0.20s; }
.feature-card:nth-child(6) { transition-delay: 0.25s; }
.feature-card:nth-child(7) { transition-delay: 0.30s; }
.feature-card:nth-child(8) { transition-delay: 0.35s; }

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .features-grid      { grid-template-columns: repeat(2, 1fr); }
  .conditions-grid    { grid-template-columns: repeat(3, 1fr); }
  .stats-grid         { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links          { display: none; }
  .hamburger          { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: white;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    gap: 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  }

  .hero-content {
    grid-template-columns: 1fr;
    padding: 48px 24px 40px;
    gap: 40px;
    text-align: center;
  }
  .hero-sub           { margin: 0 auto 28px; }
  .hero-cta           { justify-content: center; }
  .conditions-strip   { justify-content: center; }
  .hero-image         { order: -1; }
  .banner-img         { max-width: 100%; }

  .features-grid      { grid-template-columns: 1fr; gap: 16px; }
  .conditions-grid    { grid-template-columns: repeat(2, 1fr); }
  .stats-grid         { grid-template-columns: repeat(2, 1fr); }

  .steps {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }
  .step-connector {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--green), var(--red));
    margin: 0;
  }

  .footer-inner       { grid-template-columns: 1fr; gap: 32px; }
  .download-box       { padding: 40px 24px; }
  .notify-form        { flex-direction: column; }
  .notify-form input  { border-radius: 12px; }
  .notify-form button { border-radius: 12px; }
}

@media (max-width: 480px) {
  .conditions-grid    { grid-template-columns: 1fr; }
  .stats-grid         { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom      { text-align: left; }
}