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

:root {
  --color-bg:           #F8FAFB;
  --color-bg-alt:       #EEF2FF;
  --color-bg-dark:      #111827;
  --color-primary:      #059669;
  --color-primary-dark: #065F46;
  --color-primary-light:#D1FAE5;
  --color-accent:       #6366F1;
  --color-accent-light: #EEF2FF;
  --color-text:         #111827;
  --color-text-muted:   #6B7280;
  --color-text-light:   #9CA3AF;
  --color-border:       #E5E7EB;
  --color-white:        #FFFFFF;
  --font: 'Inter', system-ui, sans-serif;
  --radius-btn:  10px;
  --radius-card: 16px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-btn);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-outline-primary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline-primary:hover {
  background: var(--color-primary-light);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 18px;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.3);
}
.btn-lg:hover { box-shadow: 0 6px 20px rgba(5, 150, 105, 0.4); }

.btn-block { width: 100%; }

/* ─── Nav ──────────────────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-login-nav {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  padding: 10px 20px;
  border-radius: 8px;
  transition: all 0.2s;
}
.btn-login-nav:hover { background: var(--color-bg-alt); }

.nav-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

/* ─── Hero ─────────────────────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(160deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
  padding: 96px 0 112px;
  text-align: center;
}

.hero-glow { display: none; }

.hero-inner { position: relative; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(34px, 5.5vw, 60px);
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.13;
  letter-spacing: -1px;
  margin-bottom: 24px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.highlight {
  color: var(--color-primary);
  background: none;
  -webkit-text-fill-color: var(--color-primary);
}

.hero-sub {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto 40px;
  line-height: 1.7;
  font-weight: 400;
}

.hero-note {
  margin-top: 18px;
  font-size: 14px;
  color: var(--color-text-light);
}

/* ─── Section shared ───────────────────────────────────────────────────────── */
.section-title {
  text-align: center;
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 56px;
  letter-spacing: -0.5px;
}

/* ─── Benefits ─────────────────────────────────────────────────────────────── */
.benefits {
  padding: 96px 0;
  background: var(--color-white);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.benefit-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}
.benefit-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(5, 150, 105, 0.1);
  transform: translateY(-3px);
}

.benefit-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--color-primary);
}

.benefit-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.benefit-card p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.65;
  font-weight: 400;
}

/* ─── How it works ─────────────────────────────────────────────────────────── */
.how {
  padding: 96px 0;
  background: var(--color-bg-alt);
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  justify-content: center;
  flex-wrap: wrap;
}

.step {
  flex: 1;
  min-width: 175px;
  max-width: 215px;
  text-align: center;
  padding: 0 8px;
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step-content h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.step-content p {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.step-arrow {
  font-size: 20px;
  color: var(--color-primary);
  opacity: 0.3;
  align-self: center;
  flex-shrink: 0;
  margin-top: -20px;
  font-weight: 700;
}

/* ─── Pricing ──────────────────────────────────────────────────────────────── */
.pricing {
  padding: 96px 0;
  background: var(--color-white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: center;
}

.plan-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  border: 1px solid var(--color-border);
  position: relative;
  transition: all 0.2s ease;
}
.plan-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.07);
  transform: translateY(-3px);
}

.plan-featured {
  border: 2px solid var(--color-primary);
  background: linear-gradient(160deg, #F0FDF4 0%, #ECFDF5 100%);
  transform: scale(1.03);
}
.plan-featured:hover {
  transform: scale(1.03) translateY(-3px);
  box-shadow: 0 12px 40px rgba(5, 150, 105, 0.15);
}

.plan-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  white-space: nowrap;
  letter-spacing: 0.3px;
}

.plan-name {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.plan-price {
  font-size: 44px;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  line-height: 1;
}
.plan-price span {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0;
}

.plan-features {
  list-style: none;
  margin-bottom: 28px;
}
.plan-features li {
  font-size: 14px;
  color: var(--color-text-muted);
  padding: 9px 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.plan-features li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}
.plan-features li:last-child { border-bottom: none; }

.plan-asterisk {
  font-size: 12px;
  color: var(--color-primary);
  vertical-align: super;
  line-height: 0;
  margin-left: 1px;
}

.pricing-footnote {
  font-size: 13px;
  color: var(--color-text-light);
  text-align: center;
  margin-top: 16px;
}

.pricing-control {
  text-align: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.pricing-note {
  text-align: center;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  display: block;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
  padding: 12px 28px;
  border-radius: 999px;
}

/* ─── Demo Form ────────────────────────────────────────────────────────────── */
.demo-form {
  padding: 96px 0;
  background: var(--color-bg-dark);
}

.form-card {
  max-width: 520px;
  margin: 0 auto;
}

.form-card h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 8px;
  letter-spacing: -0.5px;
  text-align: center;
}

.form-sub {
  color: var(--color-text-light);
  margin-bottom: 36px;
  font-size: 16px;
  text-align: center;
}

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 7px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  font-family: var(--font);
  font-size: 15px;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  transition: border-color 0.2s ease;
  outline: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.1);
}
.form-group input::placeholder { color: rgba(255, 255, 255, 0.3); }
.form-group select { color: rgba(255, 255, 255, 0.85); }
.form-group select option { background: var(--color-bg-dark); color: var(--color-white); }

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='rgba(255,255,255,0.4)' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-color: rgba(255, 255, 255, 0.08);
  padding-right: 44px;
}

/* ─── Formspree states ─────────────────────────────────────────────────────── */
[data-fs-success] {
  color: var(--color-primary);
  font-weight: 600;
  padding: 16px;
  background: var(--color-primary-light);
  border-radius: 12px;
  text-align: center;
  margin-bottom: 16px;
}

[data-fs-error] {
  color: #EF4444;
  font-size: 13px;
  margin-top: 4px;
  display: block;
}

[data-fs-submit-btn][disabled] {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-success {
  text-align: center;
  padding: 24px 0 8px;
}
.success-icon { font-size: 52px; margin-bottom: 16px; }
.form-success h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
}
.form-success p { color: var(--color-text-light); line-height: 1.6; }
.hidden { display: none !important; }

/* ─── Footer ───────────────────────────────────────────────────────────────── */
.footer {
  background: #0D1117;
  padding: 32px 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.footer p {
  color: var(--color-text-light);
  font-size: 14px;
}

/* ─── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .benefits-grid  { grid-template-columns: 1fr; gap: 16px; }
  .pricing-grid   { grid-template-columns: 1fr; }
  .plan-featured  { transform: none; }
  .plan-featured:hover { transform: translateY(-3px); }
  .steps          { flex-direction: column; align-items: center; }
  .step-arrow     { transform: rotate(90deg); margin: 4px 0; }
  .step           { max-width: 320px; }
}

@media (max-width: 600px) {
  .hero                              { padding: 72px 0 88px; }
  .benefits, .how, .pricing,
  .demo-form                         { padding: 72px 0; }
  .form-card                         { padding: 0 4px; }
  .hero-title                        { letter-spacing: -0.5px; }
  .btn-lg                            { padding: 15px 28px; font-size: 16px; }
}