@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --color-primary: #0f172a;
  --color-secondary: #059669;
  --color-accent: #10b981;
  --color-accent-amber: #f59e0b;
  --color-bg: #090d16;
  --color-surface: #131c2e;
  --color-surface-hover: #1e293b;
  --color-surface-border: #24324a;
  --color-text: #f1f5f9;
  --color-muted: #94a3b8;
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 35px -5px rgba(16, 185, 129, 0.18);
  --container-max: 1240px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(16, 185, 129, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(5, 150, 105, 0.05) 0%, transparent 45%);
}

h1, h2, h3, h4, .brand-font {
  font-family: var(--font-heading);
  color: var(--color-text);
  line-height: 1.2;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-surface-border);
}

.navbar {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  color: var(--color-bg);
  font-weight: 700;
  font-family: var(--font-heading);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.35);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-muted);
  position: relative;
  padding: 0.3rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-text);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.925rem;
  font-weight: 600;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--color-accent);
  color: #042f1f;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.2);
}

.btn-primary:hover {
  background: #34d399;
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-surface-border);
}

.btn-secondary:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-muted);
  transform: translateY(-1px);
}

.btn-portal {
  background: transparent;
  color: var(--color-muted);
  border-color: var(--color-surface-border);
}

.btn-portal:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.main-content {
  flex: 1;
}

.section {
  padding: 6rem 2rem;
  position: relative;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.hero {
  padding: 7rem 2rem 6rem;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 50px;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-tag-dot {
  width: 7px;
  height: 7px;
  background: var(--color-accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-accent);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  line-height: 1.12;
}

.hero-title span {
  background: linear-gradient(135deg, #f1f5f9 20%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  gap: 1.25rem;
}

.hero-stats-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.hero-stats-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
}

.console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-surface-border);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.console-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-accent);
}

.status-indicator {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.console-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
}

.metric-item {
  background: rgba(9, 13, 22, 0.4);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}

.section-head h2 {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-head p {
  color: var(--color-muted);
  font-size: 1.1rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: var(--shadow-glow);
}

.card-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-accent);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 1.75rem;
}

.card-title {
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.card-text {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  flex: 1;
}

.card-footer {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-surface-border);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.flow-step-wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.flow-step {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  position: relative;
}

.step-num {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.step-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.cta-banner {
  background: linear-gradient(135deg, var(--color-surface) 0%, rgba(5, 150, 105, 0.15) 100%);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  padding: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.cta-text h3 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.cta-text p {
  color: var(--color-muted);
  font-size: 1.05rem;
  max-width: 580px;
}

.form-card {
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-subtle);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  background: rgba(9, 13, 22, 0.6);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  background: rgba(9, 13, 22, 0.9);
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

.feedback-alert {
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--color-accent);
  color: #a7f3d0;
}

.feedback-alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid #ef4444;
  color: #fecaca;
}

.site-footer {
  border-top: 1px solid var(--color-surface-border);
  background: rgba(9, 13, 22, 0.95);
  padding: 4rem 2rem 2rem;
  margin-top: auto;
}

.footer-top {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--color-surface-border);
}

.footer-brand p {
  color: var(--color-muted);
  font-size: 0.925rem;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  color: var(--color-text);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  color: var(--color-muted);
  font-size: 0.875rem;
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.825rem;
  color: var(--color-muted);
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding-top: 4rem;
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .flow-step-wrapper {
    grid-template-columns: 1fr 1fr;
  }
  .cta-banner {
    flex-direction: column;
    text-align: center;
    padding: 3rem 2rem;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .flow-step-wrapper {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  .nav-links {
    display: none;
  }
}