/* ==========================================================================
   VPAAS HERBAL & NUTRACEUTICALS — CORE DESIGN SYSTEM
   Customized to exact Brand Logo Palette (Vibrant Botanical Green & Deep Maroon)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Playfair+Display:ital,wght@0,600;0,700;1,600&display=swap');

:root {
  /* Brand Palette - Exact match from VPAAS Logo */
  --color-primary-950: #062813;
  --color-primary-900: #093c1d;
  --color-primary-800: #0f7b3a; /* Exact Logo Leaf Green */
  --color-primary-700: #138942;
  --color-primary-600: #179e4d;
  --color-primary-500: #22b55d;
  --color-primary-200: #b9e8cb;
  --color-primary-100: #d4eedc;
  --color-primary-50:  #e8f5ec;

  /* Accent Palette - Exact Logo Mortar & Pestle Maroon / Red */
  --color-accent: #8e2825;       /* Exact Logo Maroon */
  --color-accent-hover: #731e1c;
  --color-accent-dark: #5c1816;
  --color-accent-light: #faecec;
  --color-accent-subtle: #fdf5f5;

  /* Secondary Accent Gold / Warm Neutral */
  --color-gold: #c59b4c;
  --color-gold-light: #f7eedb;

  /* Neutrals & Surfaces */
  --color-dark: #111a14;
  --color-text-main: #222b25;
  --color-text-muted: #53645b;
  --color-text-light: #7c8f85;
  --color-bg-white: #ffffff;
  --color-bg-surface: #f6f9f7;
  --color-bg-surface-alt: #edf3ef;
  --color-bg-dark: #071f11;
  
  /* Borders & Rules */
  --color-border: #d7e3dc;
  --color-border-light: #e8f0ec;
  --color-border-dark: #143e24;

  /* Status Colors */
  --color-success: #0f7b3a;
  --color-warning: #d97706;
  --color-info: #0284c7;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  /* Elevations */
  --shadow-xs: 0 1px 2px rgba(9, 60, 29, 0.04);
  --shadow-sm: 0 2px 4px rgba(9, 60, 29, 0.06), 0 1px 2px rgba(9, 60, 29, 0.04);
  --shadow-md: 0 6px 16px -2px rgba(9, 60, 29, 0.08), 0 2px 6px -1px rgba(9, 60, 29, 0.04);
  --shadow-lg: 0 14px 28px -4px rgba(9, 60, 29, 0.12), 0 6px 12px -2px rgba(9, 60, 29, 0.05);
  --shadow-xl: 0 24px 44px -8px rgba(9, 60, 29, 0.16);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Layout */
  --container-max: 1260px;
  --container-wide: 1380px;
  --header-height: 86px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary-950);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.1rem, 3.8vw, 3.1rem); font-weight: 800; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.7rem, 2.8vw, 2.25rem); }
h3 { font-size: clamp(1.2rem, 1.8vw, 1.45rem); }
h4 { font-size: 1.1rem; font-weight: 600; }
h5 { font-size: 0.95rem; font-weight: 600; }
p { color: var(--color-text-muted); }

.lead-text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary-800); }
.text-white { color: #ffffff !important; }
.text-muted { color: var(--color-text-muted); }
.font-serif { font-family: var(--font-serif); }

/* Containers & Layout Helpers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section-padding {
  padding-top: clamp(54px, 7vw, 90px);
  padding-bottom: clamp(54px, 7vw, 90px);
}

.section-padding-sm {
  padding-top: clamp(36px, 4vw, 50px);
  padding-bottom: clamp(36px, 4vw, 50px);
}

.bg-surface { background-color: var(--color-bg-surface); }
.bg-surface-alt { background-color: var(--color-bg-surface-alt); }
.bg-dark { background-color: var(--color-bg-dark); color: #ffffff; }
.bg-primary-dark { background-color: var(--color-primary-950); color: #ffffff; }

/* Section Header Standards */
.section-header {
  margin-bottom: clamp(32px, 4.5vw, 50px);
}

.section-header.text-center {
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-800);
  background-color: var(--color-primary-100);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  border: 1px solid rgba(15, 123, 58, 0.2);
}

.eyebrow-badge.accent {
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  border-color: rgba(142, 40, 37, 0.25);
}

.eyebrow-badge.dark-mode {
  color: #cde6d8;
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.section-title {
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.025rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

.bg-dark .section-subtitle,
.bg-primary-dark .section-subtitle {
  color: #b5cebf;
}

.bg-dark .section-title,
.bg-primary-dark .section-title {
  color: #ffffff;
}

/* Button & CTA System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  white-space: nowrap;
  text-align: center;
}

/* Sibling gap safety rule so buttons never touch */
.btn + .btn, 
.btn + a.btn, 
a.btn + .btn, 
a.btn + a.btn {
  margin-left: 14px;
}

.btn-primary {
  background-color: var(--color-primary-800);
  color: #ffffff;
  border: 1px solid var(--color-primary-800);
  box-shadow: 0 4px 12px rgba(15, 123, 58, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-900);
  border-color: var(--color-primary-900);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(15, 123, 58, 0.28);
  color: #ffffff;
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border: 1px solid var(--color-accent);
  box-shadow: 0 4px 14px rgba(142, 40, 37, 0.25);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(142, 40, 37, 0.35);
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary-800);
  border: 1.5px solid var(--color-primary-800);
}

.btn-outline:hover {
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-900);
  color: var(--color-primary-900);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  border: 1px solid #25d366;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
  background-color: #1eb956;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.35);
  color: #ffffff;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.825rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 0.975rem;
}

/* Badges & Tags */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.tag.tag-primary {
  background-color: var(--color-primary-50);
  color: var(--color-primary-800);
  border-color: var(--color-primary-100);
}

.tag.tag-accent {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  border-color: rgba(142, 40, 37, 0.2);
}

/* Grid Utilities */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }

/* Disclaimer Callout Box */
.compliance-notice {
  background-color: var(--color-bg-surface);
  border-left: 3px solid var(--color-primary-800);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-top: 24px;
}

/* Page Hero Header for Subpages (100% Transparent Full Background) */
.page-hero {
  position: relative;
  background-color: #f7faf7;
  background-image: url('../images/hero-image.png');
  background-size: contain;
  background-position: right center;
  background-repeat: no-repeat;
  color: var(--color-primary-950);
  padding: clamp(48px, 6vw, 70px) 0 clamp(30px, 4vw, 44px) 0;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  color: var(--color-primary-950);
  margin-bottom: 12px;
  font-size: clamp(2rem, 3.5vw, 2.75rem);
}

.page-hero p.hero-desc {
  max-width: 680px;
  font-size: 1.05rem;
  color: var(--color-text-main);
  line-height: 1.65;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.825rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.breadcrumb-nav a { color: var(--color-primary-800); }
.breadcrumb-nav a:hover { color: var(--color-primary-950); }