/* ═══════════════════════════════════════════
   CSS CUSTOM PROPERTIES
═══════════════════════════════════════════ */
:root {
  --color-primary:        #1C3829;
  --color-primary-hover:  #152c1f;
  --color-secondary:      #2D8A50;
  --color-secondary-hover:#247043;
  --color-bg-alt:         #F4F6F9;
  --color-text:           #1a202c;
  --color-text-muted:     #6b7280;
  --color-border:         #e5e7eb;
  --shadow-card:          0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-card-hover:    0 8px 28px rgba(0, 0, 0, 0.13);
  --radius-card:          12px;
  --radius-btn:           8px;
  --transition:           0.2s ease;
  --font-sans:            'Inter', system-ui, -apple-system, sans-serif;
}

/* ═══════════════════════════════════════════
   BASE
═══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  margin: 0;
  padding: 0;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.25;
  margin-top: 0;
}

a { color: var(--color-secondary); text-decoration: none; }
a:hover { color: var(--color-secondary-hover); }

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.btn {
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.6rem 1.5rem;
  transition: background-color var(--transition),
              border-color var(--transition),
              box-shadow var(--transition),
              transform var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.btn:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

.btn-brand {
  background-color: var(--color-primary);
  color: #ffffff !important;
  border: 2px solid var(--color-primary);
}
.btn-brand:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: 0 4px 14px rgba(28, 56, 41, 0.35);
  transform: translateY(-1px);
}

.btn-outline-brand {
  background-color: transparent;
  color: var(--color-primary) !important;
  border: 2px solid var(--color-primary);
}
.btn-outline-brand:hover {
  background-color: var(--color-primary);
  color: #ffffff !important;
}

.btn-brand-light {
  background-color: #ffffff;
  color: var(--color-primary) !important;
  border: 2px solid #ffffff;
  font-weight: 700;
}
.btn-brand-light:hover {
  background-color: #e8f4ee;
  border-color: #e8f4ee;
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════
   SECTIONS — SHARED
═══════════════════════════════════════════ */
section { padding: 96px 0; }

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  background-color: rgba(45, 138, 80, 0.1);
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 0.85rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 1rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-header { margin-bottom: 0.5rem; }

/* ═══════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #ffffff;
  padding: 0.875rem 0;
  transition: box-shadow var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}

.site-nav.scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.09);
  border-bottom-color: var(--color-border);
}

.site-nav .nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text) !important;
  padding: 0.4rem 0.75rem !important;
  border-radius: 6px;
  transition: color var(--transition), background-color var(--transition);
}

.site-nav .nav-link:hover {
  color: var(--color-secondary) !important;
  background-color: rgba(45, 138, 80, 0.07);
}

@media (max-width: 991.98px) {
  .site-nav .navbar-collapse {
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
    padding-bottom: 0.5rem;
  }
  .site-nav .navbar-nav .btn {
    margin-top: 0.5rem;
    width: 100%;
    justify-content: center;
  }
  .site-nav .navbar-nav .ms-2 { margin-left: 0 !important; }
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  background: linear-gradient(135deg, #F0F7F4 0%, #ffffff 100%);
  padding: 100px 0 96px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-secondary);
  background: rgba(45, 138, 80, 0.08);
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  border: 1px solid rgba(45, 138, 80, 0.2);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  flex-shrink: 0;
}

.hero-headline {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0.75rem 0 1.25rem;
}

.text-brand { color: var(--color-secondary); }

.hero-subtext {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  align-items: center;
}

/* Dashboard preview card */
.hero-preview-card {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 8px 40px rgba(28, 56, 41, 0.14), 0 2px 8px rgba(0,0,0,0.06);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.preview-topbar {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.preview-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.preview-dot.red    { background: #ff5f57; }
.preview-dot.yellow { background: #ffbd2e; }
.preview-dot.green  { background: #28c840; }

.preview-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-left: 0.5rem;
}

.preview-body { padding: 1.5rem; }

.preview-stat-row {
  display: flex;
  gap: 0.75rem;
}

.preview-stat {
  flex: 1;
  background: var(--color-bg-alt);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}

.preview-stat-label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.preview-stat-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.preview-stat-value--paid { color: var(--color-secondary); }

.preview-section-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.preview-invoice-list { border-radius: 8px; overflow: hidden; border: 1px solid var(--color-border); }

.preview-invoice-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.875rem;
  font-size: 0.8125rem;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.preview-invoice-item:last-child { border-bottom: none; }

.preview-client { font-weight: 600; color: var(--color-text); flex: 1; }
.preview-amount { font-weight: 600; color: var(--color-text); margin: 0 0.75rem; }

.preview-status {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.preview-status.paid    { background: rgba(45, 138, 80, 0.1);  color: var(--color-secondary); }
.preview-status.pending { background: rgba(245, 158, 11, 0.1); color: #d97706; }
.preview-status.draft   { background: rgba(107, 114, 128, 0.1);color: #6b7280; }

@media (max-width: 991.98px) {
  .hero { padding: 60px 0 56px; }
}

/* ═══════════════════════════════════════════
   TRUST BAR
═══════════════════════════════════════════ */
.trust-bar {
  background-color: var(--color-primary);
  padding: 56px 0;
}

.trust-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  position: relative;
}

@media (min-width: 768px) {
  .trust-stat--divider::before,
  .trust-stat--divider::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 44px;
    background-color: rgba(255, 255, 255, 0.15);
  }
  .trust-stat--divider::before { left: 0; }
  .trust-stat--divider::after  { right: 0; }
}

.trust-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1;
}

.trust-label {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
}

/* ═══════════════════════════════════════════
   FEATURES
═══════════════════════════════════════════ */
.features { background-color: #ffffff; }

.feature-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 2rem;
  height: 100%;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition), transform var(--transition);
}

.feature-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.feature-icon {
  width: 52px;
  height: 52px;
  background-color: rgba(45, 138, 80, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  margin-bottom: 1.25rem;
}

.feature-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.6rem;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0;
}

/* ═══════════════════════════════════════════
   HOW IT WORKS
═══════════════════════════════════════════ */
.how-it-works { background-color: var(--color-bg-alt); }

.step-card {
  background: #ffffff;
  border-radius: var(--radius-card);
  padding: 2.5rem 2rem;
  height: 100%;
  box-shadow: var(--shadow-card);
  text-align: center;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}

.step-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.step-number {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid var(--color-bg-alt);
}

.step-icon {
  width: 72px;
  height: 72px;
  background-color: rgba(45, 138, 80, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  margin: 0 auto 1.25rem;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.6rem;
}

.step-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0;
}

/* ═══════════════════════════════════════════
   PRICING
═══════════════════════════════════════════ */
.pricing { background-color: #ffffff; }

.pricing-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-card);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}

.pricing-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.pricing-card--featured {
  border-color: var(--color-secondary);
  border-width: 2px;
  transform: scale(1.03);
}

.pricing-card--featured:hover { transform: scale(1.03) translateY(-3px); }

.pricing-card--custom { background: var(--color-bg-alt); }

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  background-color: var(--color-secondary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.9rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pricing-plan-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.pricing-credits {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.pricing-credit-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.pricing-credit-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.pricing-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.pricing-price-period {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.pricing-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.pricing-features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
}

.pricing-features-list li {
  font-size: 0.9375rem;
  color: var(--color-text);
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.pricing-features-list li:last-child { border-bottom: none; }

.pricing-features-list li::before {
  content: '';
  display: inline-flex;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background-color: rgba(45, 138, 80, 0.12);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18' fill='none'%3E%3Cpath stroke='%232D8A50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M4 9l3.5 3.5L14 6'/%3E%3C/svg%3E");
  background-size: 11px;
  background-repeat: no-repeat;
  background-position: center;
}

@media (max-width: 991.98px) {
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-3px); }
}

/* ═══════════════════════════════════════════
   CTA BANNER
═══════════════════════════════════════════ */
.cta-section {
  background-color: var(--color-primary);
  background-image: radial-gradient(ellipse at 70% 50%, rgba(45, 138, 80, 0.35) 0%, transparent 65%);
  padding: 100px 0;
}

.cta-headline {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-subtext {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.site-footer {
  background-color: #0f1f15;
  padding: 72px 0 40px;
}

.footer-brand img {
  opacity: 0.9;
  filter: brightness(0) invert(1);
}

.footer-tagline {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.65;
  max-width: 280px;
  margin-bottom: 0;
}

.footer-heading {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 1.1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}

.footer-links a:hover { color: #ffffff; }

.footer-divider {
  border-color: rgba(255, 255, 255, 0.1);
  margin: 2.5rem 0 1.5rem;
}

.footer-copyright {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.35);
  margin: 0;
}