/* ==========================================================================
   PetroDosth — Eco-Friendly, Natural & Modern E-Commerce Design System
   "Your Everyday Station Partner" | "Modern Stations. Smarter Choices."
   ========================================================================== */

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

:root {
  /* ========================================================================
     1. Eco-Friendly Natural Color System
     (65% Warm White/Linen, 20% Soft Sage/Cream, 10% Forest/Leaf Green, 5% Amber Accent)
     ======================================================================== */
  --pd-bg-base: #ffffff;
  --pd-bg-warm: #faf8f5;
  --pd-bg-canvas: #fdfcf9;
  --pd-bg-sage: #edf4ee;
  --pd-bg-sage-light: #f4f8f5;
  --pd-bg-mint: #eaf5ee;
  --pd-bg-cream: #f5f2eb;
  --pd-bg-card: #ffffff;
  
  /* Natural Forest, Pine & Leaf Greens (Primary Brand) */
  --pd-green-dark: #0f4625;
  --pd-green-forest: #166534;
  --pd-green-primary: #15803d;
  --pd-green-leaf: #22c55e;
  --pd-green-sage: #84a98c;
  --pd-green-pine: #2d6a4f;
  --pd-green-mint: #a7c4bc;
  --pd-green-tint: #ecfdf5;
  --pd-green-border: #bbf7d0;
  --pd-green-glow: rgba(22, 101, 52, 0.12);

  /* Muted Fuel Amber & Soft Earth Accents */
  --pd-amber-primary: #f59e0b;
  --pd-amber-dark: #d97706;
  --pd-amber-light: #fef3c7;
  --pd-amber-tint: #fffbeb;
  
  --pd-tangerine: #ea580c;
  --pd-tangerine-light: #ffedd5;

  --pd-cyan-accent: #0284c7;
  --pd-cyan-light: #e0f2fe;

  --pd-ruby: #dc2626;
  --pd-ruby-light: #fee2e2;

  /* OMC Standard Identification Accents */
  --omc-iocl: #ea580c;
  --omc-iocl-bg: #fff7ed;
  --omc-bpcl: #0369a1;
  --omc-bpcl-bg: #f0f9ff;
  --omc-hpcl: #b91c1c;
  --omc-hpcl-bg: #fef2f2;
  --omc-jio: #15803d;
  --omc-jio-bg: #f0fdf4;
  --omc-nayara: #047857;
  --omc-nayara-bg: #ecfdf5;

  /* Typography & Neutral Tone System */
  --pd-text-heading: #19231e;
  --pd-text-body: #334155;
  --pd-text-muted: #64748b;
  --pd-text-light: #94a3b8;
  --pd-text-on-green: #ffffff;

  /* Organic Borders & Dividers */
  --pd-border-light: #e2ece4;
  --pd-border-medium: #d1ded4;
  --pd-border-focus: #15803d;

  /* Typography Families */
  --font-heading: 'Plus Jakarta Sans', 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Outfit', ui-monospace, monospace;

  /* Organic Curves & Radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  /* Natural Soft Shadows */
  --shadow-xs: 0 1px 3px rgba(25, 35, 30, 0.04);
  --shadow-sm: 0 3px 8px rgba(25, 35, 30, 0.05);
  --shadow-md: 0 8px 24px -4px rgba(25, 35, 30, 0.07);
  --shadow-lg: 0 16px 38px -6px rgba(25, 35, 30, 0.09);
  --shadow-xl: 0 24px 54px -10px rgba(25, 35, 30, 0.12);
  --shadow-green-soft: 0 8px 25px rgba(21, 128, 61, 0.18);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-gutter: stable;
  overflow-y: scroll;
}

body {
  font-family: var(--font-body);
  background-color: var(--pd-bg-warm);
  color: var(--pd-text-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--pd-text-heading);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

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

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

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

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

/* Layout Utilities */
.container {
  max-width: 1340px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-wide {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-green { color: var(--pd-green-primary) !important; }
.text-amber { color: var(--pd-amber-primary) !important; }
.text-tangerine { color: var(--pd-tangerine) !important; }
.text-cyan { color: var(--pd-cyan-accent) !important; }
.text-ruby { color: var(--pd-ruby) !important; }
.text-muted { color: var(--pd-text-muted) !important; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-full);
}

.btn-lg {
  padding: 0.9rem 1.8rem;
  font-size: 1.05rem;
  border-radius: var(--radius-full);
}

.btn-primary {
  background: var(--pd-green-primary);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(21, 128, 61, 0.25);
}

.btn-primary:hover {
  background: var(--pd-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(21, 128, 61, 0.35);
}

.btn-secondary {
  background: var(--pd-bg-card);
  color: var(--pd-text-heading);
  border: 1.5px solid var(--pd-border-light);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background: var(--pd-bg-sage);
  border-color: var(--pd-green-primary);
  color: var(--pd-green-primary);
  transform: translateY(-2px);
}

.btn-amber {
  background: var(--pd-amber-primary);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-amber:hover {
  background: var(--pd-amber-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

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

.btn-outline:hover {
  background: var(--pd-green-primary);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #1eb956;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transform: translateY(-2px);
}

/* Eco Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.65rem;
  font-size: 0.72rem;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
}

.badge-eco {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.badge-bestseller {
  background: #fef3c7;
  color: #b45309;
  border: 1px solid #fde68a;
}

.badge-essential {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.badge-new {
  background: #e0f2fe;
  color: #0369a1;
  border: 1px solid #bae6fd;
}

.badge-sale {
  background: #fee2e2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.badge-nabl {
  background: #f1f5f9;
  color: #334155;
  border: 1px solid #cbd5e1;
}

.badge-omc-iocl { background: var(--omc-iocl-bg); color: var(--omc-iocl); border: 1px solid #fed7aa; }
.badge-omc-bpcl { background: var(--omc-bpcl-bg); color: var(--omc-bpcl); border: 1px solid #bae6fd; }
.badge-omc-hpcl { background: var(--omc-hpcl-bg); color: var(--omc-hpcl); border: 1px solid #fecaca; }
.badge-omc-jio { background: var(--omc-jio-bg); color: var(--omc-jio); border: 1px solid #bbf7d0; }
.badge-omc-nayara { background: var(--omc-nayara-bg); color: var(--omc-nayara); border: 1px solid #a7f3d0; }

/* Subtle Natural Card Styles */
.natural-card {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

/* Subtle GPU Accelerated Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translate3d(0, 16px, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

@keyframes floatGentle {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -6px, 0); }
}

.animate-fade-up {
  animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}


/* Guaranteed Active WhatsApp Button */
.btn-whatsapp {
  background: #25d366 !important;
  color: #ffffff !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  pointer-events: auto !important;
  opacity: 1 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.5rem !important;
  border: none !important;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3) !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.btn-whatsapp:hover {
  background: #20ba5a !important;
  color: #ffffff !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 22px rgba(37, 211, 102, 0.45) !important;
}

.btn-whatsapp:active {
  transform: translateY(0) scale(0.98) !important;
}