/* ========================================================
   Landing Page Minimal Design System
   Base: Black & White | Brand: Deep Emerald & Forest Green
   Typography: Hind Siliguri & Inter (Clean, not oversized)
   ======================================================== */

@import url('https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Brand Green Palette */
  --brand-green-primary: #059669;
  --brand-green-hover: #047857;
  --brand-green-dark: #064e3b;
  --brand-green-light: #10b981;
  --brand-green-tint: #ecfdf5;
  --brand-green-border: #a7f3d0;

  /* Black & White Monochrome Neutrals */
  --color-black: #0f172a;
  --color-dark: #1e293b;
  --color-gray-800: #334155;
  --color-gray-600: #64748b;
  --color-gray-400: #94a3b8;
  --color-gray-200: #e2e8f0;
  --color-gray-100: #f1f5f9;
  --color-gray-50: #f8fafc;
  --color-white: #ffffff;

  /* Status Colors */
  --color-danger: #dc2626;
  --color-danger-bg: #fef2f2;
  --color-danger-border: #fecaca;
  --color-amber: #d97706;

  /* Typography - Minimal, restrained scale */
  --font-bangla: 'Hind Siliguri', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.84rem;     /* 13.5px */
  --text-base: 0.94rem;   /* 15px */
  --text-md: 1.05rem;     /* 16.8px */
  --text-lg: 1.25rem;     /* 20px */
  --text-xl: 1.45rem;     /* 23px */
  --text-2xl: 1.75rem;    /* 28px */
  --text-3xl: 2.1rem;     /* 33.6px */

  /* Spacing */
  --container-max: 1040px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-brand: 0 8px 20px -4px rgba(5, 150, 105, 0.25);

  --transition-fast: 0.18s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-bangla);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-gray-50);
  padding-bottom: 70px; /* Space for sticky mobile bar */
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

/* Material Icons Helper */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  line-height: 1;
  display: inline-block;
  user-select: none;
}

.material-symbols-outlined.filled {
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

/* Announcement Bar */
.announcement-bar {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  font-size: var(--text-xs);
  font-weight: 500;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.announcement-tag {
  background-color: var(--brand-green-primary);
  color: var(--color-white);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* Header */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  position: sticky;
  top: 0;
  z-index: 90;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-logo .logo-icon {
  width: 36px;
  height: 36px;
  background-color: var(--brand-green-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-brand);
}

.brand-title {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.2;
}

.brand-tagline {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  font-weight: 400;
}

.header-contact {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.call-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--brand-green-tint);
  color: var(--brand-green-primary);
  border: 1px solid var(--brand-green-border);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  transition: var(--transition-fast);
}

.call-btn:hover {
  background-color: var(--brand-green-primary);
  color: var(--color-white);
}

/* Hero Section */
.hero-section {
  padding: 2rem 0 1.5rem;
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
  border-bottom: 1px solid var(--color-gray-200);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: center;
}

@media (min-width: 820px) {
  .hero-grid {
    grid-template-columns: 1.05fr 1fr;
    gap: 2.5rem;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  align-self: flex-start;
  background-color: var(--brand-green-tint);
  border: 1px solid var(--brand-green-border);
  color: var(--brand-green-primary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

.hero-badge .pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--brand-green-primary);
  display: inline-block;
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
  100% { transform: scale(0.9); opacity: 1; }
}

.hero-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.35;
  letter-spacing: -0.3px;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: var(--text-2xl);
  }
}

.hero-subtitle {
  font-size: var(--text-base);
  color: var(--color-gray-800);
  line-height: 1.6;
}

.hero-feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.25rem 0;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-gray-800);
  font-weight: 500;
}

.feature-pill .material-symbols-outlined {
  color: var(--brand-green-primary);
  font-size: 16px;
}

.hero-price-box {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-left: 4px solid var(--brand-green-primary);
  border-radius: var(--radius-md);
  margin-top: 0.25rem;
}

.hero-price-current {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--brand-green-primary);
  line-height: 1;
}

.hero-price-regular {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  text-decoration: line-through;
}

.hero-discount-tag {
  background-color: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
  color: var(--color-danger);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

@media (min-width: 480px) {
  .hero-cta-group {
    flex-direction: row;
    align-items: center;
  }
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--brand-green-primary);
  color: var(--color-white);
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-brand);
  text-align: center;
}

.btn-primary:hover {
  background-color: var(--brand-green-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background-color: var(--color-white);
  color: var(--color-black);
  border: 1px solid var(--color-gray-200);
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--color-gray-400);
  background-color: var(--color-gray-100);
}

/* Hero Media Box */
.hero-media-wrapper {
  position: relative;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: 0.75rem;
  box-shadow: var(--shadow-md);
}

.hero-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.media-floating-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--brand-green-border);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-md);
}

.media-floating-badge .badge-icon {
  width: 28px;
  height: 28px;
  background-color: var(--brand-green-tint);
  color: var(--brand-green-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-text-title {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.2;
}

.badge-text-sub {
  font-size: 0.7rem;
  color: var(--color-gray-600);
}

/* Sections Global */
.section {
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 1.75rem;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--brand-green-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
}

.section-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.35;
}

@media (min-width: 640px) {
  .section-title {
    font-size: var(--text-xl);
  }
}

.section-subtitle {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  margin-top: 0.35rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  transition: var(--transition-fast);
}

.feature-card:hover {
  border-color: var(--brand-green-border);
  box-shadow: var(--shadow-sm);
}

.feature-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--brand-green-tint);
  color: var(--brand-green-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.feature-card-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: 0.35rem;
}

.feature-card-desc {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: 1.5;
}

/* Deep Description Box */
.product-story-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-top: 1.5rem;
}

.product-story-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-gray-100);
}

.product-story-title .material-symbols-outlined {
  color: var(--brand-green-primary);
}

.product-story-text {
  font-size: var(--text-sm);
  color: var(--color-gray-800);
  line-height: 1.7;
}

/* Reviews & Screenshots Section */
.reviews-section {
  background-color: var(--color-white);
}

.review-summary-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.5rem;
}

.review-rating-score {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.rating-number {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1;
}

.stars-list {
  display: flex;
  gap: 2px;
  color: var(--color-amber);
}

.stars-list .material-symbols-outlined {
  font-size: 18px;
}

.review-count-text {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
}

.verified-buyers-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--brand-green-primary);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* Screenshots Gallery */
.screenshots-gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .screenshots-gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.screenshot-card {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-fast);
}

.screenshot-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-green-border);
}

.screenshot-image-wrap {
  position: relative;
  overflow: hidden;
  background-color: var(--color-gray-100);
  cursor: pointer;
}

.screenshot-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.screenshot-card:hover .screenshot-image {
  transform: scale(1.03);
}

.screenshot-zoom-overlay {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(0, 0, 0, 0.6);
  color: var(--color-white);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.screenshot-image-wrap:hover .screenshot-zoom-overlay {
  opacity: 1;
}

.screenshot-caption {
  padding: 0.75rem;
  font-size: var(--text-xs);
  color: var(--color-gray-800);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
}

.screenshot-caption .material-symbols-outlined {
  color: var(--brand-green-primary);
  font-size: 16px;
}

/* Text Review Cards */
.testimonials-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .testimonials-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.testimonial-author-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-black);
}

.testimonial-location {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
}

.testimonial-quote {
  font-size: var(--text-sm);
  color: var(--color-gray-800);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.testimonial-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  border-top: 1px solid var(--color-gray-200);
  padding-top: 0.5rem;
}

.verified-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--brand-green-primary);
  font-weight: 600;
}

/* ========================================================
   Product Pricing & Quantity Card + Checkout Form
   ======================================================== */
.checkout-section {
  padding: 2.5rem 0;
  background-color: var(--color-gray-50);
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 860px) {
  .checkout-grid {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 2rem;
    align-items: start;
  }
}

/* Product Card */
.product-card-offer {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.product-card-header {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-gray-200);
}

.product-card-thumb {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  object-fit: cover;
  border: 1px solid var(--color-gray-200);
  flex-shrink: 0;
}

.product-card-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-card-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.35;
}

.product-card-unit {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  margin-top: 0.25rem;
}

/* Pricing Breakdown */
.pricing-breakdown-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.price-title-label {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  font-weight: 500;
}

.regular-price-styled {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  text-decoration: line-through;
}

.sale-price-styled {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--brand-green-primary);
}

.savings-badge {
  background-color: var(--brand-green-tint);
  color: var(--brand-green-primary);
  border: 1px solid var(--brand-green-border);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* Stock Urgency Bar */
.stock-status-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-gray-50);
  border: 1px dashed var(--color-gray-200);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-gray-800);
  margin: 0.75rem 0;
}

.stock-status-bar .material-symbols-outlined {
  color: var(--color-amber);
  font-size: 18px;
}

/* Quantity Controls */
.quantity-control-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}

.quantity-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-black);
}

.qty-counter {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  overflow: hidden;
}

.qty-btn {
  width: 36px;
  height: 36px;
  background-color: var(--color-gray-100);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-black);
  transition: var(--transition-fast);
}

.qty-btn:hover {
  background-color: var(--brand-green-tint);
  color: var(--brand-green-primary);
}

.qty-btn:active {
  background-color: var(--brand-green-primary);
  color: var(--color-white);
}

.qty-input {
  width: 44px;
  height: 36px;
  border: none;
  text-align: center;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-black);
  background: transparent;
  pointer-events: none; /* User adjusts via +/- buttons */
}

/* Trust checklist */
.trust-checklist {
  list-style: none;
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--text-xs);
  color: var(--color-gray-800);
}

.trust-item .material-symbols-outlined {
  color: var(--brand-green-primary);
  font-size: 16px;
}

/* Order Form Card */
.order-form-card {
  background-color: var(--color-white);
  border: 2px solid var(--brand-green-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
}

.order-form-header {
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-gray-200);
}

.order-form-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-black);
}

.order-form-title .material-symbols-outlined {
  color: var(--brand-green-primary);
}

.order-form-subtitle {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  margin-top: 0.25rem;
}

/* Form Groups */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: 0.35rem;
}

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

.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 0.85rem;
  color: var(--color-gray-400);
  pointer-events: none;
  font-size: 18px;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.65rem 0.85rem 0.65rem 2.4rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-black);
  transition: var(--transition-fast);
}

.form-textarea {
  padding-left: 0.85rem;
  min-height: 70px;
  resize: vertical;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--brand-green-primary);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.12);
}

.form-input.is-invalid, .form-textarea.is-invalid {
  border-color: var(--color-danger);
  background-color: var(--color-danger-bg);
}

.error-msg {
  display: none;
  font-size: 0.75rem;
  color: var(--color-danger);
  margin-top: 0.25rem;
}

.form-input.is-invalid + .error-msg,
.form-input.is-invalid ~ .error-msg {
  display: block;
}

/* Delivery Area Radio Options */
.delivery-area-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

@media (min-width: 480px) {
  .delivery-area-options {
    grid-template-columns: 1fr 1fr;
  }
}

.delivery-radio-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  cursor: pointer;
  transition: var(--transition-fast);
}

.delivery-radio-label:hover {
  border-color: var(--brand-green-border);
}

.delivery-radio-label.selected {
  border-color: var(--brand-green-primary);
  background-color: var(--brand-green-tint);
  box-shadow: 0 0 0 1px var(--brand-green-primary);
}

.radio-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.radio-circle {
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-gray-400);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.delivery-radio-label.selected .radio-circle {
  border-color: var(--brand-green-primary);
  background-color: var(--brand-green-primary);
}

.radio-circle::after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-white);
  display: none;
}

.delivery-radio-label.selected .radio-circle::after {
  display: block;
}

.radio-text-title {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-black);
}

.radio-price-tag {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--brand-green-primary);
}

/* Order Summary Box */
.order-summary-box {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  margin: 1.25rem 0;
}

.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-gray-800);
  padding: 0.35rem 0;
}

.summary-row.total-row {
  border-top: 1px solid var(--color-gray-200);
  margin-top: 0.35rem;
  padding-top: 0.5rem;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-black);
}

.total-amount-display {
  color: var(--brand-green-primary);
  font-size: var(--text-lg);
  font-weight: 700;
}

/* COD Assurance Notice */
.cod-notice {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--brand-green-tint);
  border: 1px dashed var(--brand-green-border);
  color: var(--brand-green-dark);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.cod-notice .material-symbols-outlined {
  color: var(--brand-green-primary);
  font-size: 18px;
}

/* Big Confirm Button */
.btn-confirm-order {
  width: 100%;
  padding: 0.85rem;
  font-size: var(--text-base);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--brand-green-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-brand);
}

.btn-confirm-order:hover {
  background-color: var(--brand-green-hover);
}

.btn-confirm-order:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

/* Loading spinner */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* FAQ / Guarantee Section */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  max-width: 720px;
  margin: 0 auto;
}

.faq-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 1rem 1.15rem;
}

.faq-question {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.35rem;
}

.faq-question .material-symbols-outlined {
  color: var(--brand-green-primary);
  font-size: 18px;
}

.faq-answer {
  font-size: var(--text-xs);
  color: var(--color-gray-800);
  line-height: 1.6;
  padding-left: 1.6rem;
}

/* Footer */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 2rem 0 1.5rem;
  font-size: var(--text-xs);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
}

.footer-copy {
  color: var(--color-gray-400);
}

.footer-links {
  display: flex;
  gap: 1rem;
  color: var(--color-gray-400);
}

.footer-links a:hover {
  color: var(--color-white);
}

/* Mobile Sticky Bar */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  padding: 0.65rem 1rem;
  z-index: 99;
  box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.08);
}

@media (max-width: 767px) {
  .mobile-sticky-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }
}

.mobile-sticky-price {
  display: flex;
  flex-direction: column;
}

.sticky-price-label {
  font-size: 0.7rem;
  color: var(--color-gray-600);
}

.sticky-price-val {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--brand-green-primary);
  line-height: 1.2;
}

.mobile-sticky-btn {
  flex: 1;
  max-width: 200px;
  background-color: var(--brand-green-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 0.65rem 1rem;
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  box-shadow: var(--shadow-brand);
  cursor: pointer;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal-backdrop.is-active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  text-align: center;
  transform: scale(0.95);
  transition: transform 0.2s ease;
}

.modal-backdrop.is-active .modal-content {
  transform: scale(1);
}

.modal-success-icon {
  width: 56px;
  height: 56px;
  background-color: var(--brand-green-tint);
  color: var(--brand-green-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.modal-success-icon .material-symbols-outlined {
  font-size: 32px;
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.35rem;
}

.modal-desc {
  font-size: var(--text-sm);
  color: var(--color-gray-800);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.order-receipt-card {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  text-align: left;
  font-size: var(--text-xs);
  margin-bottom: 1.25rem;
}

.receipt-row {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0;
}

.receipt-row.bold {
  border-top: 1px solid var(--color-gray-200);
  margin-top: 0.35rem;
  padding-top: 0.35rem;
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--brand-green-primary);
}

.modal-btn-close {
  background-color: var(--brand-green-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 0.65rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}

/* Image Preview Lightbox Modal */
.image-lightbox {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.image-lightbox.is-active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}