/* ============================================================
   Gomaiti Technologies — Global Design System
   Typography: Playfair Display (display) + Inter (body)
   Palette: Forest green spectrum
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,900;1,400;1,700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --black:    #0A1A10;
  --forest:   #1B4332;
  --green:    #2D6A4F;
  --leaf:     #52B788;
  --mint:     #D8F3DC;
  --white:    #FFFFFF;
  --off:      #F8FFFE;
  --smoke:    #F1F8F4;
  --gray:     #64748B;
  --lgray:    #94A3B8;
  --border:   #E2EDE8;
  --gold:     #F59E0B;
  --red:      #EF4444;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 3px rgba(27,67,50,0.08), 0 1px 2px rgba(27,67,50,0.04);
  --shadow-md:  0 4px 16px rgba(27,67,50,0.10), 0 2px 6px rgba(27,67,50,0.06);
  --shadow-lg:  0 16px 48px rgba(27,67,50,0.14), 0 6px 16px rgba(27,67,50,0.08);
  --shadow-xl:  0 32px 80px rgba(27,67,50,0.18);

  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);

  --max-w: 1200px;
  --nav-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ── Typography ─────────────────────────────────────────── */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--forest);
}

.display-xl { font-size: clamp(3rem, 6vw, 5.5rem); font-weight: 900; }
.display-lg { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; }
.display-md { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; }
.display-sm { font-size: clamp(1.4rem, 2.5vw, 2rem); font-weight: 600; }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--leaf);
}

p { color: var(--gray); line-height: 1.75; }
p.large { font-size: 1.125rem; }
p.small { font-size: 0.875rem; }

a { color: var(--green); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--leaf); }

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--mint);
  color: var(--forest);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
}

/* ── Layout ─────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-lg { padding: 128px 0; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }

/* ── Navigation ─────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.nav.dark-nav {
  background: transparent;
}

.nav.dark-nav.scrolled {
  background: rgba(10,26,16,0.95);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(82,183,136,0.15);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-logo-mark svg { width: 22px; height: 22px; }

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--forest);
  letter-spacing: -0.02em;
}

.nav.dark-nav .nav-logo-text { color: var(--white); }
.nav.dark-nav.scrolled .nav-logo-text { color: var(--white); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  text-decoration: none;
}

.nav-links a:hover { background: var(--smoke); color: var(--forest); }
.nav.dark-nav .nav-links a { color: rgba(255,255,255,0.75); }
.nav.dark-nav .nav-links a:hover { background: rgba(255,255,255,0.1); color: var(--white); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── Buttons ─────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(45,106,79,0.3);
}
.btn-primary:hover {
  background: var(--forest);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(45,106,79,0.35);
}

.btn-secondary {
  background: var(--white);
  color: var(--green);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--green);
  background: var(--smoke);
  color: var(--forest);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}

.btn-leaf {
  background: var(--leaf);
  color: var(--forest);
}
.btn-leaf:hover {
  background: #3da372;
  color: var(--forest);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(82,183,136,0.35);
}

.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-sm { padding: 8px 18px; font-size: 0.82rem; }

.btn-icon { width: 20px; height: 20px; }

/* ── Cards ───────────────────────────────────────────────── */

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-slow);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--mint);
}

.card-dark {
  background: var(--forest);
  border-color: rgba(82,183,136,0.2);
  color: var(--white);
}

.card-dark h3, .card-dark h4 { color: var(--white); }
.card-dark p { color: rgba(255,255,255,0.72); }

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--mint);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.feature-icon svg { width: 26px; height: 26px; color: var(--green); }

/* ── Hero ────────────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--black);
  padding-top: var(--nav-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-bg-circle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, var(--green), transparent 70%);
  opacity: 0.25;
  animation: float 8s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 80px 0;
}

/* ── Stats ───────────────────────────────────────────────── */

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--leaf);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--lgray);
  margin-top: 4px;
}

/* ── Section backgrounds ─────────────────────────────────── */

.bg-white    { background: var(--white); }
.bg-off      { background: var(--off); }
.bg-smoke    { background: var(--smoke); }
.bg-mint     { background: var(--mint); }
.bg-forest   { background: var(--forest); }
.bg-black    { background: var(--black); }
.bg-gradient {
  background: linear-gradient(135deg, var(--forest) 0%, var(--black) 100%);
}

/* ── Badges / Tags ───────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
}

.badge-green  { background: var(--mint); color: var(--forest); }
.badge-dark   { background: rgba(82,183,136,0.15); color: var(--leaf); }
.badge-gold   { background: rgba(245,158,11,0.12); color: #92400E; }

/* ── Comparison table ────────────────────────────────────── */

.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.compare-table th, .compare-table td {
  padding: 14px 20px;
  text-align: center;
  font-size: 0.9rem;
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  font-weight: 500;
  color: var(--black);
}

.compare-table thead th {
  background: var(--smoke);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--gray);
}

.compare-table thead th:nth-child(2) {
  background: var(--forest);
  color: var(--white);
  border-radius: 12px 12px 0 0;
}

.compare-table tbody tr:nth-child(even) td { background: var(--off); }
.compare-table tbody tr:hover td { background: var(--mint); transition: background var(--transition); }

.compare-table tbody td:nth-child(2) {
  background: rgba(45,106,79,0.08);
  font-weight: 600;
  color: var(--forest);
}

.check { color: var(--green); font-size: 1.1rem; font-weight: 700; }
.cross { color: var(--red); font-size: 1.1rem; }
.partial { color: var(--gold); font-size: 1rem; }

/* ── Pricing cards ───────────────────────────────────────── */

.pricing-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  position: relative;
  transition: all var(--transition-slow);
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
  background: var(--forest);
  border-color: transparent;
  color: var(--white);
}

.pricing-card.featured h3 { color: var(--leaf); }
.pricing-card.featured .price-amount { color: var(--white); }
.pricing-card.featured p { color: rgba(255,255,255,0.75); }
.pricing-card.featured .feature-list li { color: rgba(255,255,255,0.85); }

.price-amount {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  color: var(--forest);
  line-height: 1;
}

.price-period {
  font-size: 0.9rem;
  color: var(--lgray);
}

.feature-list {
  list-style: none;
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray);
}

.feature-list li::before {
  content: '';
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mint);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 18 18' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 9l3.5 3.5L14 6' stroke='%232D6A4F' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: cover;
  flex-shrink: 0;
}

.pricing-card.featured .feature-list li::before {
  background-color: rgba(82,183,136,0.2);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 18 18' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 9l3.5 3.5L14 6' stroke='%2352B788' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* ── Process steps ───────────────────────────────────────── */

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--forest);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

/* ── Footer ──────────────────────────────────────────────── */

.footer {
  background: var(--black);
  padding: 80px 0 40px;
  color: rgba(255,255,255,0.6);
}

.footer h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer a {
  color: rgba(255,255,255,0.55);
  font-size: 0.875rem;
  display: block;
  margin-bottom: 10px;
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 60px;
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.35); }

/* ── Animations ──────────────────────────────────────────── */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes drawLeaf {
  from { stroke-dashoffset: 800; }
  to   { stroke-dashoffset: 0; }
}

.animate-fade-up {
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* Scroll-triggered */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Utilities ───────────────────────────────────────────── */

.text-center { text-align: center; }
.text-left   { text-align: left; }
.flex        { display: flex; }
.flex-col    { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4  { gap: 16px; }
.gap-6  { gap: 24px; }
.gap-8  { gap: 32px; }
.gap-12 { gap: 48px; }
.mt-2   { margin-top: 8px; }
.mt-4   { margin-top: 16px; }
.mt-6   { margin-top: 24px; }
.mt-8   { margin-top: 32px; }
.mt-12  { margin-top: 48px; }
.mb-2   { margin-bottom: 8px; }
.mb-4   { margin-bottom: 16px; }
.mb-6   { margin-bottom: 24px; }
.mb-8   { margin-bottom: 32px; }
.mb-12  { margin-bottom: 48px; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* ── Mobile nav ──────────────────────────────────────────── */

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--forest);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 12px 0;
  font-weight: 500;
  color: var(--forest);
  border-bottom: 1px solid var(--border);
  font-size: 1rem;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav .btn { margin-top: 16px; width: 100%; justify-content: center; }

/* ── Hero leaf SVG animation ─────────────────────────────── */

.leaf-animate {
  stroke-dasharray: 800;
  stroke-dashoffset: 800;
  animation: drawLeaf 2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-delay: 0.3s;
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .mobile-menu-btn { display: flex; }
  .section { padding: 64px 0; }
  .section-lg { padding: 80px 0; }
  .hero { min-height: 90vh; }
  .compare-table { display: block; overflow-x: auto; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .btn-lg { padding: 14px 24px; font-size: 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Page header (inner pages) ───────────────────────────── */

.page-header {
  background: linear-gradient(135deg, var(--black) 0%, var(--forest) 100%);
  padding: 160px 0 96px;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(82,183,136,0.15), transparent 70%);
}

/* ── Testimonials ────────────────────────────────────────── */

.testimonial {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.testimonial-text {
  font-size: 1.05rem;
  color: var(--black);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 24px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.testimonial-name { font-weight: 600; color: var(--black); font-size: 0.9rem; }
.testimonial-role { font-size: 0.8rem; color: var(--lgray); }

/* ── Input / Form ────────────────────────────────────────── */

.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--forest);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--black);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(45,106,79,0.1);
}

.form-textarea { resize: vertical; min-height: 140px; }

/* ── Divider ─────────────────────────────────────────────── */

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ── Product pill ────────────────────────────────────────── */

.product-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(82,183,136,0.12);
  border: 1px solid rgba(82,183,136,0.25);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--leaf);
}

/* ── Notification bar ────────────────────────────────────── */

.top-bar {
  background: var(--green);
  color: var(--white);
  text-align: center;
  padding: 10px 24px;
  font-size: 0.85rem;
  font-weight: 500;
  position: relative;
  z-index: 1001;
}

.top-bar a { color: var(--mint); font-weight: 600; text-decoration: underline; }

/* ── Security badge row ──────────────────────────────────── */

.security-badges {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.security-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--lgray);
}

.security-badge svg { width: 18px; height: 18px; color: var(--green); }

/* ── Scroll indicator ────────────────────────────────────── */

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s ease infinite;
}

/* ── Glow effects ────────────────────────────────────────── */

.glow {
  box-shadow: 0 0 40px rgba(82,183,136,0.25);
}

/* ── Tab component ───────────────────────────────────────── */

.tab-nav {
  display: flex;
  gap: 4px;
  background: var(--smoke);
  padding: 4px;
  border-radius: var(--radius-full);
  width: fit-content;
  margin: 0 auto 48px;
}

.tab-btn {
  padding: 8px 24px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--gray);
  transition: all var(--transition);
}

.tab-btn.active {
  background: var(--white);
  color: var(--forest);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }