/* ==========================================================================
   RD DEHYDRATED FOODS - CORE DESIGN SYSTEM & BASE STYLES
   Brand Identity: Premium, Natural, Organic, Clean, Trustworthy Indian Food Brand
   Colors: Deep Natural Green, Olive Green, Warm Cream/Beige, Earthy Brown
   ========================================================================== */

@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@0,500;0,600;0,700;0,800;1,500;1,600&family=Poppins:wght@400;500;600;700;800;900&display=swap');

:root {
  /* Brand Color Palette */
  --color-primary: #193822;          /* Deep Natural Green */
  --color-primary-dark: #102517;     /* Deeper Forest Green */
  --color-primary-light: #265333;    /* Soft Forest Green */
  --color-olive: #4E652B;            /* Olive Green Accent */
  --color-olive-light: #6A873C;      /* Fresh Herb Olive */
  --color-olive-soft: #EEF3E6;       /* Olive Tint Background */
  
  --color-earth: #9B4E1B;            /* Earthy Terracotta Brown (Logo 'D') */
  --color-earth-dark: #7A3B12;       /* Deep Earth Brown */
  --color-earth-soft: #FAF0E8;       /* Earth Tint Background */
  
  --color-gold: #D89B2B;             /* Harvest Warm Gold / Packaging Lid */
  --color-gold-light: #F7E4BE;       /* Soft Gold Tint */
  
  --color-cream: #FAF7F2;            /* Warm Beige Body Canvas */
  --color-cream-alt: #F3ECE1;        /* Warm Stone Section Background */
  --color-cream-card: #FFFDF9;       /* Creamy Card Background */
  --color-white: #FFFFFF;
  
  --color-text-main: #1D261F;        /* Deep Charcoal Forest */
  --color-text-muted: #59675D;       /* Muted Botanical Grey */
  --color-text-light: #809085;       /* Subtle Text */
  --color-border: #E5DECF;           /* Natural Cream Border */
  --color-border-focus: #193822;
  
  /* Status Colors */
  --color-success: #2A7E43;
  --color-warning: #C07D14;
  --color-danger: #B93826;
  --color-info: #226488;

  /* Typography */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-price: 'Poppins', var(--font-sans);

  /* Shadows & Depth (Subtle, organic, never excessive) */
  --shadow-sm: 0 2px 6px rgba(25, 56, 34, 0.04);
  --shadow-md: 0 6px 18px rgba(25, 56, 34, 0.07);
  --shadow-lg: 0 14px 34px rgba(25, 56, 34, 0.10);
  --shadow-hover: 0 16px 36px rgba(25, 56, 34, 0.13);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 160ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 260ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1280px;
  --header-height: 84px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-cream);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Touch scrolling & rendering performance */
* {
  -webkit-overflow-scrolling: touch;
}

img {
  content-visibility: auto;
}

#appMain {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  flex: 1 0 auto;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

h1 { font-size: clamp(2.2rem, 4vw, 3.4rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.8rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; }

p {
  color: var(--color-text-muted);
  font-size: 1rem;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  outline: none;
}

ul, ol {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  box-sizing: border-box;
}

@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

.container-narrow {
  width: 100%;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  box-sizing: border-box;
}

@media (max-width: 640px) {
  .container-narrow {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* Section Spacing */
.section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  position: relative;
}

.section.container,
.container.section {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (max-width: 640px) {
  .section {
    padding-top: 2.8rem;
    padding-bottom: 2.8rem;
  }
  .section.container,
  .container.section {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}


.section-alt {
  background-color: var(--color-cream-alt);
}

.section-cream {
  background-color: var(--color-cream);
}

.section-white {
  background-color: var(--color-white);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-olive);
  background-color: var(--color-olive-soft);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.9rem;
}

.section-title {
  margin-bottom: 0.9rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-align: center;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(25, 56, 34, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 6px 18px rgba(25, 56, 34, 0.3);
  transform: translateY(-2px);
  color: var(--color-white);
}

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

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-earth {
  background-color: var(--color-earth);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(155, 78, 27, 0.25);
}

.btn-earth:hover {
  background-color: var(--color-earth-dark);
  box-shadow: 0 6px 18px rgba(155, 78, 27, 0.35);
  transform: translateY(-2px);
  color: var(--color-white);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.05rem 2.4rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-full {
  width: 100%;
}

/* Badge Styles */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
}

.badge-natural {
  background-color: var(--color-olive-soft);
  color: var(--color-olive);
  border: 1px solid rgba(78, 101, 43, 0.2);
}

.badge-bestseller {
  background-color: #FEF3C7;
  color: #92400E;
  border: 1px solid rgba(146, 64, 14, 0.2);
}

.badge-stock {
  background-color: #DEF7EC;
  color: #03543F;
}

.badge-out-of-stock {
  background-color: #FEE2E2;
  color: #DC2626;
  border: 1px solid rgba(220, 38, 38, 0.35);
  font-weight: 700;
}

.badge-warning {
  background-color: #FEF08A;
  color: #854D0E;
}

/* Star Rating */
.star-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  color: #E8A317;
  font-size: 0.95rem;
}

.star-rating .rating-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-left: 0.35rem;
}

.star-rating .review-count {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.4rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.45rem;
}

.form-label .required {
  color: var(--color-danger);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  color: var(--color-text-main);
  background-color: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(25, 56, 34, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

@media (max-width: 640px) {
  h1 { font-size: clamp(1.45rem, 5.8vw, 1.9rem); line-height: 1.22; }
  h2 { font-size: clamp(1.25rem, 4.8vw, 1.6rem); line-height: 1.25; }
  h3 { font-size: clamp(1.05rem, 3.8vw, 1.35rem); line-height: 1.3; }
  .section-title { font-size: clamp(1.45rem, 5.8vw, 1.9rem); line-height: 1.22; }
  .section-header { margin-bottom: 2rem; }
  .section-subtitle { font-size: 0.95rem; }
  .section-tag {
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    padding: 0.3rem 0.75rem;
    max-width: 100%;
    text-align: center;
    white-space: normal;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
}


/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.9rem 1.4rem;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.92rem;
  font-weight: 500;
  animation: toastSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 380px;
}

.toast.toast-success {
  background-color: #193822;
  border-left: 4px solid var(--color-gold);
}

.toast.toast-error {
  background-color: var(--color-danger);
}

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Accessibility Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}