/* =========================================================================
   Areefah Naturals | Core Frontend Stylesheet (Production-Ready Master)
   Design System: Coastal Luxury Minimalism (Natural Tones)
   Year: 2026
   ========================================================================= */

/* --- DESIGN SYSTEM VARIABLES --- */
:root {
  --primary-color: #2c4a3e;     /* Kijani Kibichi Asilia (Forest/Flora) */
  --accent-color: #d4a373;      /* Rangi ya mchanga/dhahabu ya pwani */
  --text-dark: #1c2826;         /* Weusi wa Kaa (Charcoal) */
  --text-muted: #6b705c;        /* Rangi ya majani yaliyokauka (Olive Muted) */
  --white: #ffffff;
  --border-color: #e6e1da;      /* Rangi laini ya udongo/mchanga mwembamba */
  --bg-sand: #fdfbf7;           /* Rangi ya Mandhari ya mchanga mweupe */
  --shadow-sm: 0 2px 8px rgba(28, 40, 38, 0.05);
  --shadow-md: 0 4px 20px rgba(28, 40, 38, 0.1);
}

/* --- BASE RESET & GLOBAL STYLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  background: var(--bg-sand);
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- LAYOUT STRUCTURE & CONTAINERS --- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 5%;
}

main {
  padding: 2rem 0;
}

/* --- NAVIGATION HEADER --- */
header {
  background: var(--white);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.logo-brand, .logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: 1px;
}

nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

/* --- CORE INPUTS & CORE BUTTONS --- */
select, input, .form-control {
  width: 100%;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--white);
  color: var(--text-dark);
  transition: border-color 0.2s ease;
}

select:focus, input:focus, .form-control:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
}

/* BUTTON ENGINE */
button, .btn {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
  transition: all 0.2s ease;
}

button:hover, .btn:hover {
  background: #1f352c;
  opacity: 0.95;
}

.btn-accent {
  background: var(--accent-color);
  color: var(--text-dark);
}

.btn-accent:hover {
  background: #c59262;
}

/* --- PRODUCT E-COMMERCE GRID MATRIX --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.product-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-color);
}

.product-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.product-price {
  color: var(--accent-color);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.product-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* --- SPLIT CHECKOUT SIDEBAR DRAWER INTERFACE --- */
#checkoutOverviewOverlayPane {
  transition: transform 0.3s ease-in-out;
  border-left: 1px solid var(--border-color);
}

/* Mitindo ya bidhaa zilizo ndani ya kikapu */
.cart-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

.cart-item-details h5 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
}

.cart-item-details p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- INTERACTIVE STATE UTILITIES --- */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 2rem; }