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

:root {
  --green-900: #052E2B;
  --green-800: #064E3B;
  --green-700: #0F766E;
  --green-600: #0D9488;
  --green-500: #14B8A6;
  --green-400: #2DD4BF;
  --green-300: #5EEAD4;
  --green-200: #A7F3D0;
  --green-100: #D1FAE5;
  --green-50: #ECFDF3;
  --dark: #0A0F0E;
  --dark-card: #111D1A;
  --text-primary: #E6FFFB;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --accent: #34D399;
  --accent-glow: rgba(52, 211, 153, 0.25);
  --border: rgba(15, 118, 110, 0.25);
  --card-bg: rgba(17, 29, 26, 0.8);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--dark);
  min-height: 100vh;
}

header {
  background: linear-gradient(135deg, #052E2B 0%, #064E3B 50%, #052E2B 100%);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 76px;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--green-300);
  text-decoration: none;
  text-shadow: 0 0 20px var(--accent-glow);
  transition: text-shadow 0.3s;
}
.logo:hover { text-shadow: 0 0 30px var(--accent-glow), 0 0 60px var(--accent-glow); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  padding: 0.25rem;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--green-300);
  border-radius: 9999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle span + span { margin-top: 4px; }
.nav-toggle.nav-toggle--open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.nav-toggle--open span:nth-child(2) { opacity: 0; }
.nav-toggle.nav-toggle--open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
  padding: 0.75rem 0;
}
.nav-links a:hover { color: var(--green-300); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s ease;
  box-shadow: 0 0 10px var(--accent-glow);
}
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--green-300); }

.btn-cta {
  background: radial-gradient(circle at 0% 0%, var(--green-700) 0%, var(--green-900) 45%, #000 100%);
  color: #fff;
  padding: 12px 26px;
  border-radius: 9999px;
  font-weight: 600;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.35), 0 0 20px var(--accent-glow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-size: 200% 200%;
  background-position: 0% 50%;
  text-decoration: none;
  cursor: pointer;
}
.btn-cta:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 18px 40px var(--accent-glow), 0 0 30px var(--accent-glow);
  background-position: 100% 50%;
}
.btn-cta:active { transform: translateY(0) scale(0.97); }
.btn-cta:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-cta:focus { outline: none; box-shadow: 0 0 0 3px var(--accent-glow), 0 12px 30px rgba(15,23,42,0.5); }
.btn-cta::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 40%;
  height: 100%;
  background: linear-gradient(120deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.35) 50%, rgba(255,255,255,0) 100%);
  transform: skewX(-15deg);
  transition: left 0.45s ease;
}
.btn-cta:hover::after { left: 120%; }
.btn-cta .icon { display: inline-block; transition: transform 0.2s ease; }
.btn-cta:hover .icon { transform: translateX(2px); }
.btn-cta.block { width: 100%; justify-content: center; }

.btn {
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 9999px;
  cursor: pointer;
  font-size: 1rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  font-weight: 600;
  will-change: transform, box-shadow;
}

.btn-primary {
  background: linear-gradient(90deg, var(--green-800), var(--green-700));
  color: #fff;
  border-color: var(--border);
  background-size: 200% 200%;
  background-position: 0% 50%;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px var(--accent-glow);
}
.btn-primary:hover {
  background-position: 100% 50%;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 26px var(--accent-glow);
}
.btn-primary:active { transform: translateY(0) scale(0.98); box-shadow: 0 6px 16px var(--accent-glow); }
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 40%;
  height: 100%;
  background: linear-gradient(120deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.35) 50%, rgba(255,255,255,0) 100%);
  transform: skewX(-15deg);
  transition: left 0.45s ease;
}
.btn-primary:hover::after { left: 120%; }
.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(1200px 1200px at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,0.08), transparent 35%);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}
.btn-primary:hover::before { opacity: 1; }

.btn-secondary {
  background: var(--green-700);
  color: #fff;
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--green-600);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 20px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--green-500);
  color: var(--green-300);
}
.btn-outline:hover {
  background: var(--green-700);
  color: #fff;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 20px var(--accent-glow);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.interactive-card {
  padding: 2rem;
  border-radius: 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s;
  position: relative;
  will-change: transform, box-shadow;
  backdrop-filter: blur(8px);
}
.interactive-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0,0,0,0.45), 0 0 30px var(--accent-glow);
  border-color: var(--green-500);
}
.interactive-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  padding: 2px;
  background: linear-gradient(135deg, rgba(52,211,153,0.35), rgba(16,185,129,0.35));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.interactive-card:hover::before { opacity: 1; }
.interactive-card h3 { color: var(--green-300); margin-bottom: 0.75rem; }
.interactive-card p { color: var(--text-secondary); }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal--visible { opacity: 1; transform: translateY(0); }

.hero {
  text-align: center;
  padding: 6rem 2rem;
  background: linear-gradient(135deg, var(--green-900) 0%, #000 30%, var(--green-800) 60%, var(--green-900) 100%);
  color: var(--text-primary);
  background-size: 300% 300%;
  animation: heroGradient 10s ease infinite;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 50% 50%, var(--accent-glow) 0%, transparent 50%);
  opacity: 0.15;
  animation: heroPulse 6s ease-in-out infinite;
}
@keyframes heroPulse {
  0%, 100% { transform: scale(1); opacity: 0.15; }
  50% { transform: scale(1.2); opacity: 0.25; }
}

.hero h1 { font-size: 3.5rem; margin-bottom: 1rem; position: relative; z-index: 1; }
.hero p { font-size: 1.25rem; margin-bottom: 2rem; opacity: 0.8; position: relative; z-index: 1; }

.form-container {
  max-width: 500px;
  margin: 2rem auto;
  background: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  border: 1px solid var(--border);
}
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 500; color: var(--green-200); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: 1rem;
  font-family: inherit;
  background: rgba(0,0,0,0.3);
  color: var(--text-primary);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group textarea { resize: vertical; min-height: 100px; }

.dashboard-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem; }
.dashboard-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; margin-bottom: 2rem; }

.stat-card {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  backdrop-filter: blur(8px);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.stat-card:hover {
  border-color: var(--green-500);
  box-shadow: 0 10px 25px rgba(0,0,0,0.3), 0 0 20px var(--accent-glow);
}
.stat-card h3 { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 0.5rem; text-transform: uppercase; }
.stat-card .value { font-size: 2rem; font-weight: bold; color: var(--green-300); text-shadow: 0 0 20px var(--accent-glow); }
.stat-card .sub { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.25rem; }

.contracts-list, .card {
  background: var(--card-bg);
  border-radius: 10px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  overflow: hidden;
  backdrop-filter: blur(8px);
}

.contract-item {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.contract-item:last-child { border-bottom: none; }
.contract-item:hover { background: rgba(255,255,255,0.03); }
.contract-info h4 { margin-bottom: 0.5rem; color: var(--green-200); }
.contract-info p { color: var(--text-muted); font-size: 0.9rem; }
.contract-actions { display: flex; gap: 0.5rem; }
.btn-small { padding: 10px 18px; font-size: 0.9rem; border-radius: 9999px; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}
.pricing-card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 2rem;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s;
  backdrop-filter: blur(8px);
}
.pricing-card.featured { border-color: var(--green-500); transform: scale(1.05); box-shadow: 0 0 30px var(--accent-glow); }
.pricing-card:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 20px 40px rgba(0,0,0,0.45), 0 0 30px var(--accent-glow);
  border-color: var(--green-400);
}
.pricing-card h3 { color: var(--green-200); font-size: 1.5rem; margin-bottom: 1rem; }
.pricing-card .price { font-size: 3rem; font-weight: bold; color: var(--green-300); margin-bottom: 1rem; }
.pricing-card .price .currency { font-size: 1.5rem; vertical-align: top; }
.pricing-card ul { list-style: none; margin: 2rem 0; text-align: left; }
.pricing-card ul li { padding: 0.5rem 0; border-bottom: 1px solid var(--border); color: var(--text-secondary); }
.pricing-card ul li:before { content: "✓ "; color: var(--green-400); font-weight: bold; margin-right: 0.5rem; }
.pricing-card ul li.limited:before { content: "⚠ "; color: #f59e0b; }

.alert { padding: 1rem; border-radius: 5px; margin-bottom: 1rem; }
.alert-success { background: rgba(5, 46, 43, 0.5); color: var(--green-300); border: 1px solid var(--green-600); }
.alert-error { background: rgba(127, 29, 29, 0.3); color: #FCA5A5; border: 1px solid rgba(220, 38, 38, 0.3); }
.alert-info { background: rgba(30, 64, 175, 0.3); color: #93C5FD; border: 1px solid rgba(59, 130, 246, 0.3); }

.plan-badge { display: inline-block; padding: 0.25rem 0.75rem; border-radius: 20px; font-size: 0.85rem; font-weight: 600; text-transform: uppercase; }
.plan-badge.basic { background: rgba(52,211,153,0.15); color: var(--green-300); border: 1px solid var(--accent-glow); }
.plan-badge.pro { background: rgba(124,58,237,0.15); color: #a78bfa; border: 1px solid rgba(124,58,237,0.3); }

.watermark {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) rotate(-45deg);
  font-size: 48px;
  color: rgba(200, 200, 200, 0.3);
  z-index: -1;
  font-weight: bold;
  pointer-events: none;
}

@media (max-width: 768px) {
  nav { padding: 0.75rem 1.5rem; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .dashboard-header { flex-direction: column; gap: 1rem; align-items: flex-start; }
  .pricing-card.featured { transform: none; }
  .contract-item { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .nav-toggle { display: flex; flex-direction: column; justify-content: center; align-items: center; }
  .nav-links {
    position: absolute;
    top: 100%; right: 0; left: 0;
    flex-direction: column;
    background: var(--green-900);
    padding: 1rem 1.5rem 1.25rem;
    gap: 0.75rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
    display: none;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.nav-links--open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { width: 100%; }
}

.loading { text-align: center; padding: 2rem; }
.spinner {
  border: 4px solid rgba(52,211,153,0.1);
  border-top: 4px solid var(--green-400);
  border-radius: 50%;
  width: 40px; height: 40px;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes heroGradient { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }

footer {
  background: var(--green-900);
  color: var(--text-muted);
  text-align: center;
  padding: 2rem;
  margin-top: 4rem;
  border-top: 1px solid var(--border);
}

.gradient-text {
  background: linear-gradient(90deg, var(--green-400) 0%, var(--green-600) 45%, var(--green-300) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 9999px;
  background: rgba(52,211,153,0.1);
  color: var(--green-300);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border);
}

.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
}

.hero-large { padding: 6rem 2rem; }
.section { padding: 4rem 0; }
.section-divider { height: 1px; background: var(--border); margin: 2rem 0; }

.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.testimonial-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}
.testimonial-card p { color: var(--text-secondary); }
.testimonial-card .author { margin-top: 1rem; color: var(--green-300); font-size: 0.95rem; }

.faq { max-width: 900px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  width: 100%;
  text-align: left;
  padding: 1rem 0;
  font-weight: 600;
  color: var(--green-200);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, opacity 0.4s ease; opacity: 0; }
.faq-answer p { color: var(--text-secondary); padding: 0.5rem 0; }
.faq-item.open .faq-answer { max-height: 300px; opacity: 1; }

.checkbox-group { display: flex; align-items: center; gap: 0.5rem; margin: 0.5rem 0; }
.checkbox-group input[type="checkbox"] { width: auto; }

.empty-state { text-align: center; padding: 3rem; color: var(--text-muted); }
.empty-state svg { width: 100px; height: 100px; margin-bottom: 1rem; opacity: 0.5; }

h1, h2, h3, h4, h5, h6 { color: var(--green-200); }
p { color: var(--text-secondary); }
a { color: var(--green-400); }
input, textarea, select { background: rgba(0,0,0,0.3) !important; color: var(--text-primary) !important; border-color: var(--border) !important; }
select option { background: var(--green-900); color: var(--text-primary); }

.nav-more { position: relative; }
.nav-more > a { cursor: pointer; display: flex; align-items: center; gap: 0.25rem; }
.nav-more-arrow { font-size: 0.7rem; transition: transform 0.2s; }
.nav-more-dropdown {
  position: absolute; top: 100%; right: 0;
  background: var(--green-900); border: 1px solid var(--border); border-radius: 10px;
  padding: 0.5rem; min-width: 180px; display: none; z-index: 200;
  box-shadow: 0 12px 30px rgba(0,0,0,0.5); list-style: none;
}
.nav-more-dropdown.show { display: block; }
.nav-more-dropdown li { list-style: none; }
.nav-more-dropdown a {
  display: block; padding: 0.6rem 1rem; white-space: nowrap;
  border-radius: 6px; font-size: 0.9rem;
}
.nav-more-dropdown a:hover { background: rgba(52,211,153,0.1); }

@media (max-width: 768px) {
  .nav-more { position: static; }
  .nav-more-dropdown {
    position: static; box-shadow: none; border: none;
    padding: 0 0 0 1rem; background: transparent;
    display: none; min-width: auto; border-radius: 0;
  }
  .nav-more-dropdown.show { display: block; }
  .nav-more-arrow { display: none; }
}

.section-title { font-size: 1.25rem; font-weight: 700; margin-bottom: 1rem; color: var(--green-200); }
.chart-bar { background: linear-gradient(180deg, var(--green-500), var(--green-400)) !important; }
.chart-bar-value { color: var(--green-300) !important; }