/* --- CUSTOM VARIABLE THEME (LIGHT - HEALTH PILLS & NATURALS) --- */
:root {
  --nutri-bg-clean: #fcfbf9;
  --nutri-surface: #ffffff;
  --nutri-forest: #1a4331;
  --nutri-forest-hover: #112d21;
  --nutri-gold: #d4a373;
  --nutri-mint: #ccd5ae;
  --nutri-ink: #2b2d42;
  --nutri-border: #e2e8f0;
  --nutri-gradient-forest: linear-gradient(135deg, #1a4331 0%, #2d6a4f 100%);
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  --nutri-radius: 16px; /* soft style scale */
  --nutri-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03); /* raised style */
}

/* Global Reset & Typography */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--nutri-ink);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase; /* heading-case: uppercase */
}

/* Dynamic CSS-only Scroll Progress Bar */
@keyframes progress-grow { 
  to { width: 100%; } 
}

.scroll-progress {
  height: 4px;
  width: 0;
  background: var(--nutri-gold);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  animation: progress-grow linear;
  animation-timeline: scroll();
}

/* Header & Hamburger */
.herbal-header-wrap {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--nutri-border);
}

.herbal-nav-bar ul {
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .herbal-nav-bar ul {
    flex-direction: row;
    gap: 2rem;
  }
}

.herbal-nav-bar a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--nutri-forest);
  transition: color 0.2s ease-in-out;
  padding: 0.5rem 0;
}

.herbal-nav-bar a:hover {
  color: var(--nutri-gold);
}

.nav-action-btn {
  background: var(--nutri-forest);
  color: white !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: var(--nutri-radius);
  transition: background 0.2s ease-in-out;
}

.nav-action-btn:hover {
  background: var(--nutri-forest-hover);
  color: white !important;
}

/* Hamburger mobile interaction without JS */
@media (max-width: 767px) {
  .herbal-nav-bar {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--nutri-surface);
    border-bottom: 2px solid var(--nutri-border);
    display: none;
    box-shadow: var(--nutri-shadow);
  }
  
  .peer:checked ~ .herbal-nav-bar {
    display: block;
  }
  
  .herbal-nav-bar ul {
    padding: 1.5rem;
    gap: 1rem;
  }
}

/* PRESET D: Asymmetric Hero Layout styling */
.vitality-prime-gate {
  position: relative;
  overflow: hidden;
  background: var(--nutri-surface);
  padding: 4rem 1.5rem;
}

.vitality-prime-text {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  z-index: 20;
}

.vitality-prime-bg-decor {
  width: 100%;
  height: 40vh;
  background-size: cover;
  background-position: center;
  position: relative;
  border-radius: var(--nutri-radius);
  opacity: 0.75;
  z-index: 10;
}

@media (min-width: 768px) {
  .vitality-prime-gate {
    padding: 0;
  }
  
  .vitality-prime-text {
    width: 45%;
    margin-left: 8%;
    padding-right: 2rem;
  }
  
  .vitality-prime-bg-decor {
    width: 50%;
    height: 100vh;
    opacity: 0.6;
    clip-path: polygon(15% 0%, 100% 0%, 100% 100%, 0% 100%);
    border-radius: 0;
  }
}

/* Buttons (Pill / Round soft style based on theme variable) */
.herbal-action-trigger {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  background: var(--nutri-forest);
  color: white;
  border-radius: var(--nutri-radius); /* Soft style */
  box-shadow: var(--nutri-shadow);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  border: none;
}

.herbal-action-trigger:hover {
  transform: translateY(-2px);
  background: var(--nutri-forest-hover);
  box-shadow: 0 12px 20px -3px rgba(0, 0, 0, 0.1);
}

.herbal-action-trigger:focus {
  outline: 3px solid var(--nutri-gold);
}

/* General Layout Section Blocks overriding sizes */
.nutri-block-zone {
  padding-top: 10dvh;
  padding-bottom: 10dvh;
}

/* CSS Only Scroll Reveal Animation */
@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scroll-reveal-box {
  animation: slide-up linear both;
  animation-timeline: view();
  animation-range: entry 0% entry 30%;
}

/* Feature Grid Card Hover lifting */
.herbal-shield-cell {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.herbal-shield-cell:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08);
}

/* Floating Form Card styling */
.nutri-floating-form-card {
  transition: transform 0.3s ease;
}

.nutri-floating-form-card:hover {
  transform: scale(1.01);
}

/* FAQ Decorative layout */
.faq-decorative-row {
  box-shadow: var(--nutri-shadow);
  border: 1px solid var(--nutri-border);
}

.faq-background-number {
  position: absolute;
  right: 1.5rem;
  bottom: -1rem;
  font-size: 5rem;
  font-family: var(--font-display);
  font-weight: 800;
  opacity: 0.08;
  user-select: none;
}

/* Decorative Divider lines */
.decor-divider-line {
  height: 2px;
  flex-grow: 1;
  max-width: 150px;
  background: var(--nutri-forest);
}

/* Basic Accessibility Focus outline */
a:focus, button:focus, input:focus, textarea:focus {
  outline: 2px solid var(--nutri-gold);
  outline-offset: 1px;
}