/* ══════════════════════════════════════════════════════════════
   0088 Biophilic/Organic 仿生有机 — Main Stylesheet
   Design: Deep Green + Wood Tone + Cream White
   Organic curves, wavy dividers, nature-inspired elements
   ══════════════════════════════════════════════════════════════ */

/* ── CSS Custom Properties ────────────────────────────────── */
:root {
  /* Primary palette */
  --green-deep: #166534;
  --green-mid: #15803d;
  --green-light: #22c55e;
  --green-pale: #86efac;
  --wood: #d4a574;
  --wood-dark: #b8895a;
  --wood-light: #e8cba0;
  --cream: #fefce8;
  --cream-dark: #f7f3d7;
  --soil: #8b6914;
  --soil-light: #a9842a;
  --moss: #4d7c0f;
  --bark: #5c4033;

  /* Organic border-radius variables — irregular blob shapes */
  --radius-blob-a: 40% 60% 60% 40% / 50% 45% 55% 50%;
  --radius-blob-b: 55% 45% 35% 65% / 45% 55% 50% 50%;
  --radius-blob-c: 60% 40% 45% 55% / 55% 40% 60% 45%;
  --radius-card-tl: 36px;
  --radius-card-tr: 52px;
  --radius-card-br: 42px;
  --radius-card-bl: 60px;
  --radius-pebble: 60px;
  --radius-pill: 100px;
  --radius-irregular: 40% 60% 45% 55% / 55% 50% 50% 45%;

  /* Shadows with earthy tones */
  --shadow-soft: 0 4px 20px rgba(22, 101, 52, 0.10);
  --shadow-card: 0 8px 32px rgba(22, 101, 52, 0.12);
  --shadow-button: 0 6px 24px rgba(22, 101, 52, 0.22);

  /* Transitions */
  --ease-organic: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-natural: cubic-bezier(0.4, 0, 0.2, 1);

  /* Font */
  --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--cream);
  color: #3d3d3d;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ── Wood Grain Texture (CSS gradient simulation) ─────────── */
.wood-texture {
  background:
    linear-gradient(90deg, var(--wood) 0%, var(--wood-light) 15%, var(--wood) 30%, var(--wood-dark) 50%, var(--wood) 65%, var(--wood-light) 80%, var(--wood) 100%);
  background-size: 100% 100%;
}

.wood-texture-dark {
  background:
    linear-gradient(90deg, var(--wood-dark) 0%, var(--wood) 18%, var(--wood-dark) 35%, #a07040 52%, var(--wood-dark) 68%, var(--wood) 85%, var(--wood-dark) 100%);
  background-size: 100% 100%;
}

.wood-card {
  background:
    linear-gradient(135deg, var(--cream-dark) 0%, var(--wood-light) 25%, var(--cream-dark) 50%, var(--wood-light) 75%, var(--cream-dark) 100%);
  background-size: 200% 200%;
  animation: woodShift 12s ease-in-out infinite;
}

@keyframes woodShift {
  0%, 100% { background-position: 0% 0%; }
  50% { background-position: 100% 100%; }
}

/* ── Organic Blob Shapes ──────────────────────────────────── */
.blob {
  border-radius: var(--radius-blob-a);
  position: relative;
  overflow: hidden;
}

.blob-alt {
  border-radius: var(--radius-blob-b);
}

.blob-c {
  border-radius: var(--radius-blob-c);
}

.blob-pulse {
  animation: blobPulse 8s ease-in-out infinite;
}

@keyframes blobPulse {
  0%, 100% {
    border-radius: 45% 55% 55% 45% / 50% 45% 55% 50%;
  }
  25% {
    border-radius: 55% 45% 40% 60% / 45% 55% 50% 50%;
  }
  50% {
    border-radius: 50% 50% 45% 55% / 55% 45% 50% 50%;
  }
  75% {
    border-radius: 42% 58% 55% 45% / 48% 50% 52% 50%;
  }
}

/* ── Pebble Buttons ───────────────────────────────────────── */
.btn-pebble {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 38px;
  border-radius: var(--radius-pebble);
  font-weight: 700;
  font-size: 1.05rem;
  border: none;
  cursor: pointer;
  transition: all 0.35s var(--ease-organic);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-button);
}

.btn-pebble::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-pebble:hover::after {
  width: 400px;
  height: 400px;
}

.btn-pebble:active {
  transform: scale(0.96);
}

.btn-green {
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: #fff;
}

.btn-green:hover {
  background: linear-gradient(135deg, var(--green-mid), var(--green-light));
  box-shadow: 0 10px 32px rgba(22, 101, 52, 0.35);
  transform: translateY(-2px);
}

.btn-wood {
  background: linear-gradient(135deg, var(--wood-dark), var(--wood));
  color: #3d2a1a;
}

.btn-wood:hover {
  background: linear-gradient(135deg, var(--wood), var(--wood-light));
  box-shadow: 0 10px 32px rgba(139, 105, 20, 0.30);
  transform: translateY(-2px);
}

.btn-cream {
  background: var(--cream);
  color: var(--green-deep);
  border: 2px solid var(--green-pale);
}

.btn-cream:hover {
  background: var(--cream-dark);
  box-shadow: 0 10px 32px rgba(22, 101, 52, 0.20);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 48px;
  font-size: 1.15rem;
  border-radius: 70px;
}

.btn-sm {
  padding: 8px 22px;
  font-size: 0.9rem;
  border-radius: 40px;
}

/* ── Section Dividers (Wavy SVG shapes) ──────────────────── */
.wave-divider {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.wave-divider svg {
  display: block;
  width: 100%;
  height: auto;
}

.wave-down-green {
  background-color: transparent;
}

.wave-down-green svg path {
  fill: var(--green-deep);
}

.wave-up-green svg path {
  fill: var(--green-deep);
}

.wave-down-cream svg path {
  fill: var(--cream);
}

.wave-up-cream svg path {
  fill: var(--cream);
}

.wave-down-light svg path {
  fill: var(--cream-dark);
}

.wave-up-light svg path {
  fill: var(--cream-dark);
}

.section-wave {
  position: relative;
}

.section-wave::before {
  content: '';
  position: absolute;
  top: -3px;
  left: 0;
  width: 100%;
  height: 60px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 60'%3E%3Cpath fill='%23166534' d='M0,30 C240,0 480,50 720,30 C960,10 1200,55 1440,30 L1440,0 L0,0 Z'/%3E%3C/svg%3E") no-repeat center top;
  background-size: cover;
}

/* ── Organic Cards ────────────────────────────────────────── */
.card-organic {
  background: #fff;
  border-radius: var(--radius-card-tl) var(--radius-card-tr) var(--radius-card-br) var(--radius-card-bl);
  box-shadow: var(--shadow-card);
  transition: all 0.4s var(--ease-natural);
  border: 1px solid rgba(22, 101, 52, 0.08);
  position: relative;
  overflow: hidden;
}

.card-organic:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(22, 101, 52, 0.18);
  border-color: rgba(22, 101, 52, 0.15);
}

.card-organic::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--green-deep), var(--green-mid), var(--green-light), var(--green-pale));
  opacity: 0;
  transition: opacity 0.4s;
}

.card-organic:hover::before {
  opacity: 1;
}

.card-organic-alt {
  border-radius: 55px 28px 60px 32px;
}

.card-organic-wide {
  border-radius: 32px 60px 28px 55px;
}

/* ── Navigation ───────────────────────────────────────────── */
.nav-organic {
  background: rgba(254, 252, 232, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid rgba(22, 101, 52, 0.10);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s;
}

.nav-scrolled {
  box-shadow: 0 4px 24px rgba(22, 101, 52, 0.10);
  border-bottom-color: rgba(22, 101, 52, 0.18);
}

.nav-link {
  position: relative;
  font-weight: 600;
  color: #3d3d3d;
  padding: 8px 4px;
  transition: color 0.3s;
}

.nav-link:hover {
  color: var(--green-deep);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--green-deep), var(--green-light));
  transition: width 0.35s var(--ease-organic);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: var(--green-deep);
}

.nav-link.active::after {
  width: 100%;
}

/* ── Hero Section ─────────────────────────────────────────── */
.hero-section {
  position: relative;
  background: linear-gradient(170deg, var(--cream-dark) 0%, #f0f4e8 30%, #e8f0e0 60%, var(--cream) 100%);
  overflow: hidden;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image:
    radial-gradient(ellipse at 20% 50%, var(--green-deep) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, var(--green-mid) 0%, transparent 40%),
    radial-gradient(ellipse at 40% 80%, var(--moss) 0%, transparent 45%);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--green-deep), var(--moss));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

/* ── Feature Cards ────────────────────────────────────────── */
.feature-icon-circle {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-irregular);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: #fff;
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  box-shadow: 0 6px 22px rgba(22, 101, 52, 0.25);
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-organic);
}

.card-organic:hover .feature-icon-circle {
  transform: rotate(-8deg) scale(1.08);
}

/* ── Stats Blobs ──────────────────────────────────────────── */
.stat-blob {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-blob-a);
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-card);
  transition: all 0.5s var(--ease-organic);
  animation: blobPulse 10s ease-in-out infinite;
}

.stat-blob:nth-child(2) {
  animation-delay: -3s;
  background: linear-gradient(135deg, var(--wood-dark), var(--wood));
  color: #3d2a1a;
}

.stat-blob:nth-child(3) {
  animation-delay: -6s;
  background: linear-gradient(135deg, var(--moss), var(--green-mid));
}

.stat-blob:nth-child(4) {
  animation-delay: -8s;
  background: linear-gradient(135deg, var(--soil), var(--soil-light));
}

.stat-blob:hover {
  transform: scale(1.08);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  opacity: 0.9;
  margin-top: 4px;
}

/* ── Testimonial Cards ────────────────────────────────────── */
.testimonial-card {
  background: #fff;
  border-radius: 44px 28px 56px 32px;
  box-shadow: var(--shadow-card);
  padding: 32px 28px;
  position: relative;
  border: 1px solid rgba(22, 101, 52, 0.06);
  transition: all 0.4s var(--ease-natural);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(22, 101, 52, 0.15);
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 5rem;
  color: var(--green-pale);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
  pointer-events: none;
}

.testimonial-leaf {
  color: var(--green-mid);
  font-size: 1.2rem;
  margin-right: 6px;
}

/* ── FAQ Accordion ────────────────────────────────────────── */
.faq-accordion {
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.faq-item {
  background: #fff;
  margin-bottom: 12px;
  border-radius: 50px;
  box-shadow: 0 2px 12px rgba(22, 101, 52, 0.06);
  border: 1px solid rgba(22, 101, 52, 0.06);
  transition: all 0.3s;
  overflow: hidden;
}

.faq-item.active {
  box-shadow: 0 6px 28px rgba(22, 101, 52, 0.12);
  border-color: rgba(22, 101, 52, 0.15);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  cursor: pointer;
  font-weight: 700;
  color: var(--green-deep);
  font-size: 1.05rem;
  gap: 16px;
  user-select: none;
}

.faq-question i {
  transition: transform 0.35s var(--ease-organic);
  color: var(--green-mid);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease-natural), padding 0.45s;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 28px 22px 28px;
  color: #5d5d5d;
  line-height: 1.8;
}

/* ── Tier / Growth System ─────────────────────────────────── */
.tier-track {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 40px;
}

.tier-track::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(to bottom, var(--green-pale), var(--green-deep), var(--wood));
}

.tier-node {
  position: relative;
  padding: 20px 0 20px 32px;
}

.tier-node::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 28px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--green-mid);
  border: 3px solid var(--cream);
  box-shadow: 0 0 0 3px var(--green-mid);
  z-index: 2;
}

.tier-node.seedling::before { background: var(--green-pale); box-shadow: 0 0 0 3px var(--green-pale); }
.tier-node.sapling::before { background: var(--green-light); box-shadow: 0 0 0 3px var(--green-light); }
.tier-node.tree::before { background: var(--green-deep); box-shadow: 0 0 0 3px var(--green-deep); }
.tier-node.forest::before { background: var(--wood-dark); box-shadow: 0 0 0 3px var(--wood-dark); }

.tier-card {
  background: #fff;
  border-radius: 30px 55px 30px 50px;
  box-shadow: var(--shadow-card);
  padding: 24px 28px;
  border: 1px solid rgba(22, 101, 52, 0.06);
  transition: all 0.3s;
}

.tier-card:hover {
  box-shadow: 0 10px 36px rgba(22, 101, 52, 0.14);
  transform: translateX(4px);
}

/* ── Tab Buttons (Pill-Shaped) ────────────────────────────── */
.tab-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.tab-pill {
  padding: 12px 30px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid var(--green-pale);
  background: #fff;
  color: var(--green-deep);
  cursor: pointer;
  transition: all 0.3s var(--ease-organic);
  white-space: nowrap;
}

.tab-pill:hover {
  border-color: var(--green-mid);
  background: #f0fdf4;
}

.tab-pill.active {
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-button);
}

.tab-content {
  display: none;
  animation: fadeSlideIn 0.4s var(--ease-natural);
}

.tab-content.active {
  display: block;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Step Circles (Organic Numbered) ──────────────────────── */
.step-circle {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-irregular);
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  color: #fff;
  font-weight: 800;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 18px rgba(22, 101, 52, 0.25);
}

/* ── QR Code Leaf Frame ───────────────────────────────────── */
.qr-leaf-frame {
  position: relative;
  display: inline-block;
  padding: 20px;
  background: #fff;
  border-radius: 48% 52% 42% 58% / 55% 45% 55% 45%;
  box-shadow: var(--shadow-card);
  border: 3px solid var(--green-pale);
}

.qr-leaf-frame::before {
  content: '\f06c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--green-mid);
  font-size: 2rem;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer-organic {
  background: var(--green-deep);
  color: rgba(255, 255, 255, 0.9);
  position: relative;
}

.footer-organic .footer-title {
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 14px;
}

.footer-organic a {
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.3s;
  display: inline-block;
  padding: 2px 0;
}

.footer-organic a:hover {
  color: var(--wood-light);
}

.footer-organic .footer-leaf-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--wood-light);
  opacity: 0.5;
}

.footer-organic .footer-leaf-divider::before,
.footer-organic .footer-leaf-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
}

/* ── Mobile Menu ──────────────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 360px;
  height: 100vh;
  background: var(--cream);
  z-index: 2000;
  padding: 80px 30px 30px;
  transition: right 0.4s var(--ease-natural);
  box-shadow: -4px 0 30px rgba(0, 0, 0, 0.12);
  border-radius: 60px 0 0 50px;
}

.mobile-menu.open {
  right: 0;
}

.mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1999;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.mobile-menu-overlay.open {
  display: block;
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 1.6rem;
  color: var(--green-deep);
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  box-shadow: var(--shadow-soft);
  transition: all 0.3s;
}

.mobile-menu-close:hover {
  background: var(--green-deep);
  color: #fff;
}

.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: #3d3d3d;
  border-bottom: 1px solid rgba(22, 101, 52, 0.08);
  transition: all 0.3s;
}

.mobile-menu a:hover {
  color: var(--green-deep);
  padding-left: 12px;
}

/* ── Leaf Accent Decorations ──────────────────────────────── */
.leaf-accent {
  position: absolute;
  color: var(--green-pale);
  opacity: 0.25;
  font-size: 3rem;
  pointer-events: none;
}

.leaf-accent-tl { top: -10px; left: -10px; transform: rotate(-30deg); }
.leaf-accent-br { bottom: -10px; right: -10px; transform: rotate(140deg); }
.leaf-accent-tr { top: -8px; right: -8px; transform: rotate(45deg); }

/* ── Scroll-Triggered Animation ───────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-natural), transform 0.7s var(--ease-natural);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
  }

  .stat-blob {
    width: 110px;
    height: 110px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .card-organic {
    border-radius: 28px 44px 34px 48px;
  }
}

@media (max-width: 768px) {
  .nav-organic .nav-links-desktop {
    display: none;
  }

  .nav-organic .mobile-toggle {
    display: flex;
  }

  .mobile-menu {
    display: block;
  }

  .hero-title {
    font-size: 1.7rem;
  }

  .stat-blob {
    width: 100px;
    height: 100px;
  }

  .stat-number {
    font-size: 1.3rem;
  }

  .stat-label {
    font-size: 0.72rem;
  }

  .btn-pebble {
    padding: 12px 28px;
    font-size: 0.95rem;
  }

  .btn-lg {
    padding: 15px 36px;
    font-size: 1rem;
  }

  .testimonial-card {
    border-radius: 34px 22px 44px 26px;
    padding: 24px 20px;
  }

  .faq-question {
    padding: 14px 20px;
    font-size: 0.95rem;
  }

  .faq-answer-inner {
    padding: 0 20px 18px 20px;
  }

  .tier-track {
    padding-left: 28px;
  }

  .tier-track::before {
    left: 16px;
  }

  .tier-node::before {
    left: -16px;
    width: 12px;
    height: 12px;
  }

  .tier-node {
    padding: 14px 0 14px 24px;
  }

  .tier-card {
    padding: 18px 20px;
    border-radius: 24px 42px 24px 38px;
  }

  .tab-pill {
    padding: 10px 20px;
    font-size: 0.85rem;
  }

  .step-circle {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }

  .qr-leaf-frame {
    padding: 14px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.4rem;
  }

  .stat-blob {
    width: 80px;
    height: 80px;
  }

  .stat-number {
    font-size: 1.1rem;
  }

  .stat-label {
    font-size: 0.65rem;
  }

  .card-organic {
    border-radius: 22px 36px 28px 40px;
  }

  .btn-pebble {
    padding: 10px 22px;
    font-size: 0.88rem;
    border-radius: 44px;
  }

  .btn-lg {
    padding: 14px 30px;
    font-size: 0.95rem;
    border-radius: 50px;
  }

  .tier-track {
    padding-left: 20px;
  }

  .tier-track::before {
    left: 11px;
  }

  .tier-node::before {
    left: -13px;
    width: 10px;
    height: 10px;
  }

  .tier-node {
    padding: 10px 0 10px 18px;
  }

  .tier-card {
    padding: 14px 16px;
    border-radius: 20px 34px 20px 30px;
  }

  .faq-question {
    padding: 12px 16px;
    font-size: 0.9rem;
  }

  .tab-pills {
    gap: 6px;
  }

  .tab-pill {
    padding: 8px 16px;
    font-size: 0.8rem;
  }
}