/* ==========================================================================
   ShadGroup - 100% Fully Responsive, Clean & Professional Stylesheet
   Theme: Executive Agro-Marine (Deep Navy & Electric Cyan)
   ========================================================================== */

:root {
  /* Google Fonts Stack */
  --font-bangla: 'Hind Siliguri', 'Noto Sans Bengali', system-ui, -apple-system, sans-serif;
  --font-english: 'Plus Jakarta Sans', 'Outfit', system-ui, -apple-system, sans-serif;
  --font-main: 'Hind Siliguri', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* Professional Brand Color Palette (Deep Corporate Navy & Electric Cyan) */
  --primary: #0284c7;         /* Electric Cyan / Sky Blue */
  --primary-dark: #0369a1;    /* Deep Marine Blue */
  --primary-darker: #0c4a6e;  /* Ocean Deep Navy */
  --primary-light: #f0f9ff;   /* Soft Sky Tint */
  --primary-subtle: #e0f2fe;  /* Crisp Sky 100 */
  --primary-border: #bae6fd;  /* Sky 200 Border */
  --primary-gradient: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  --primary-glow: rgba(2, 132, 199, 0.3);

  /* High-Trust Conversion & Accent Colors */
  --whatsapp: #25d366;
  --whatsapp-hover: #1eb857;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-orange: #ea580c;

  /* Neutral Dark & Slate Palette */
  --text-heading: #0f172a;    /* Slate 900 */
  --text-body: #334155;       /* Slate 700 */
  --text-muted: #64748b;      /* Slate 500 */
  --text-light: #94a3b8;      /* Slate 400 */

  /* Surfaces & Backgrounds */
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-topbar: #0b132b;
  --bg-footer: #0b132b;
  --bg-footer-card: #1c2541;

  /* Borders & Shadows */
  --border-color: #e2e8f0;
  --border-focus: #0284c7;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 12px 30px rgba(15, 23, 42, 0.09);
  --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.12);
  --shadow-primary: 0 8px 24px -4px rgba(2, 132, 199, 0.35);

  /* Border Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* -------------------------------------------------------------
   Global Reset & Responsive Base Setup
------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  color: var(--text-body);
  background-color: var(--bg-page);
  line-height: 1.65;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-bangla);
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 0;
}

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

a:hover {
  color: var(--primary-dark);
}

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

.container-custom {
  width: 100%;
  max-width: 1220px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

/* -------------------------------------------------------------
   Flash Sale / Urgent Offer Top Bar
------------------------------------------------------------- */
.flash-offer-bar {
  background: linear-gradient(90deg, #0c4a6e 0%, #0369a1 50%, #0284c7 100%);
  color: #ffffff;
  padding: 0.45rem 0.75rem;
  text-align: center;
  font-size: clamp(0.78rem, 2.2vw, 0.9rem);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  line-height: 1.4;
  flex-wrap: wrap;
  box-shadow: 0 2px 8px rgba(12, 74, 110, 0.3);
}

.flash-offer-bar span.badge-fire {
  background: #fef08a;
  color: #854d0e;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-xs);
  font-weight: 800;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

/* -------------------------------------------------------------
   Top Utility Bar
------------------------------------------------------------- */
.pro-topbar {
  background-color: var(--bg-topbar);
  color: #94a3b8;
  font-size: 0.85rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #1e293b;
}

.pro-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: #cbd5e1;
}

.topbar-item i {
  color: #38bdf8;
  font-size: 0.92rem;
}

.topbar-item a {
  color: #ffffff;
  font-weight: 600;
}

.topbar-item a:hover {
  color: #38bdf8;
  text-decoration: underline;
}

.topbar-badge {
  background: rgba(56, 189, 248, 0.12);
  color: #38bdf8;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(56, 189, 248, 0.3);
  white-space: nowrap;
}

/* -------------------------------------------------------------
   Main Header
------------------------------------------------------------- */
.main-header {
  background-color: #ffffff;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
  transition: all var(--transition-normal);
}

.main-header.scrolled {
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
  border-bottom-color: #cbd5e1;
}

.header-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0;
  gap: 1rem;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-icon-box {
  width: 42px;
  height: 42px;
  background: var(--primary-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.35rem;
  flex-shrink: 0;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-english);
  font-weight: 800;
  font-size: clamp(1.2rem, 3vw, 1.45rem);
  line-height: 1.1;
  color: var(--text-heading);
  letter-spacing: -0.02em;
}

.brand-title span {
  color: var(--primary);
}

.brand-tagline {
  font-family: var(--font-bangla);
  font-size: 0.74rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Desktop Navigation */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.desktop-nav li a {
  color: var(--text-heading);
  font-family: var(--font-bangla);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-xs);
  transition: var(--transition-fast);
  display: inline-block;
  position: relative;
  white-space: nowrap;
}

.desktop-nav li a:hover {
  color: var(--primary);
  background-color: var(--primary-light);
}

.desktop-nav li a.active {
  color: var(--primary);
  font-weight: 700;
}

.desktop-nav li a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0.8rem;
  right: 0.8rem;
  height: 2.5px;
  background-color: var(--primary);
  border-radius: 2px;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.btn-header-call {
  background-color: var(--primary-light);
  color: var(--primary-dark);
  font-family: var(--font-english);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1.5px solid var(--primary-border);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-header-call:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.btn-header-wa {
  background-color: var(--whatsapp);
  color: #ffffff;
  font-family: var(--font-bangla);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.55rem 1.05rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: var(--transition-fast);
  white-space: nowrap;
  box-shadow: 0 3px 10px rgba(37, 211, 102, 0.25);
}

.btn-header-wa:hover {
  background-color: var(--whatsapp-hover);
  color: #ffffff;
  box-shadow: 0 5px 14px rgba(37, 211, 102, 0.35);
  transform: translateY(-1px);
}

.mobile-toggle-btn {
  display: none;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  color: var(--text-heading);
  cursor: pointer;
  padding: 0;
  transition: var(--transition-fast);
}

.mobile-toggle-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* -------------------------------------------------------------
   Responsive Mobile Drawer
------------------------------------------------------------- */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  max-width: 85vw;
  height: 100%;
  background: #ffffff;
  z-index: 10001;
  box-shadow: -4px 0 25px rgba(15, 23, 42, 0.2);
  display: flex;
  flex-direction: column;
  transition: right 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-drawer-overlay.active .mobile-drawer {
  right: 0;
}

.drawer-header {
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.drawer-close-btn {
  background: var(--bg-subtle);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-heading);
}

.drawer-body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.drawer-nav {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.drawer-nav li {
  margin-bottom: 0.35rem;
}

.drawer-nav li a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-xs);
  color: var(--text-heading);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.drawer-nav li a:hover,
.drawer-nav li a.active {
  background-color: var(--primary-light);
  color: var(--primary);
}

.drawer-nav li a i {
  color: var(--primary);
  font-size: 1.1rem;
}

.drawer-contact-card {
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
  padding: 1rem;
  border: 1px solid var(--border-color);
  margin-bottom: 1rem;
}

.drawer-contact-card h6 {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.drawer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--text-heading);
  font-weight: 600;
}

.drawer-contact-item i {
  color: var(--primary);
}

.drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* -------------------------------------------------------------
   Hero Section
------------------------------------------------------------- */
.hero-section {
  position: relative;
  background: radial-gradient(circle at 85% 15%, rgba(2, 132, 199, 0.08) 0%, transparent 60%), #ffffff;
  padding: clamp(2rem, 5vw, 3.75rem) 0;
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  border: 1.5px solid var(--primary-border);
  font-weight: 700;
  font-size: clamp(0.78rem, 2vw, 0.86rem);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-xs);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(1.85rem, 4.5vw, 2.85rem);
  line-height: 1.22;
  margin-bottom: 1rem;
  color: var(--text-heading);
  font-weight: 800;
}

.hero-title .highlight {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

.hero-description {
  font-size: clamp(0.96rem, 2vw, 1.12rem);
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 1.75rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.btn-primary-hero {
  background: var(--primary-gradient);
  color: #ffffff;
  font-weight: 700;
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-primary);
  transition: var(--transition-fast);
  text-align: center;
}

.btn-primary-hero:hover {
  background: linear-gradient(135deg, #0369a1 0%, #0c4a6e 100%);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px -4px rgba(2, 132, 199, 0.45);
}

.btn-secondary-hero {
  background: #ffffff;
  color: var(--text-heading);
  border: 1.5px solid var(--border-color);
  font-weight: 700;
  font-size: clamp(0.95rem, 2vw, 1.02rem);
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  text-align: center;
}

.btn-secondary-hero:hover {
  background: var(--bg-subtle);
  border-color: #cbd5e1;
  color: var(--text-heading);
}

.hero-trust-row {
  display: flex;
  gap: 1rem 1.5rem;
  flex-wrap: wrap;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: clamp(0.84rem, 1.8vw, 0.92rem);
  font-weight: 600;
  color: var(--text-heading);
}

.trust-item i {
  color: var(--primary);
  font-size: 1.1rem;
}

.hero-media-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero-card {
  position: relative;
  background: #ffffff;
  padding: 0.6rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 560px;
}

.hero-card img {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  border-radius: var(--radius-sm);
}

/* -------------------------------------------------------------
   Section Utilities & Headers (Compact & Modern)
------------------------------------------------------------- */
.section-padding {
  padding: clamp(2.5rem, 5vw, 3.75rem) 0;
}

.section-padding-sm {
  padding: clamp(1.75rem, 4vw, 2.5rem) 0;
}

.section-padding-compact {
  padding: clamp(2rem, 4vw, 3rem) 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto clamp(1.5rem, 3.5vw, 2.25rem) auto;
  padding: 0 0.5rem;
}

.section-header-compact {
  text-align: center;
  max-width: 680px;
  margin: 0 auto clamp(1.25rem, 3vw, 1.75rem) auto;
  padding: 0 0.5rem;
}

.section-tag {
  display: inline-block;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  border: 1px solid var(--primary-border);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-xs);
  margin-bottom: 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.section-title {
  font-size: clamp(1.55rem, 3.2vw, 2.1rem);
  color: var(--text-heading);
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.section-desc {
  font-size: clamp(0.9rem, 1.8vw, 1rem);
  color: var(--text-muted);
  line-height: 1.6;
}

/* -------------------------------------------------------------
   Interactive Hub Tabs (Products / Pricing / Calculator)
------------------------------------------------------------- */
.hub-nav-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
  flex-wrap: wrap;
}

.hub-tab-btn {
  background: #ffffff;
  border: 1.5px solid var(--border-color);
  color: var(--text-heading);
  font-weight: 700;
  font-size: clamp(0.88rem, 2vw, 0.98rem);
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
}

.hub-tab-btn i {
  font-size: 1.1rem;
  color: var(--primary);
  transition: var(--transition-fast);
}

.hub-tab-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.hub-tab-btn.active {
  background: var(--primary-gradient);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: var(--shadow-primary);
}

.hub-tab-btn.active i {
  color: #ffffff;
}

.hub-tab-content {
  position: relative;
  min-height: 250px;
}

.hub-tab-pane {
  display: none;
  animation: fadeIn 0.25s ease-in-out;
}

.hub-tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* -------------------------------------------------------------
   Product Catalog Grid & Touch-Friendly Filters
------------------------------------------------------------- */
.product-filter-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.filter-btn {
  background: #ffffff;
  border: 1.5px solid var(--border-color);
  color: var(--text-body);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.filter-btn.active {
  background: var(--primary-gradient);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2vw, 1.35rem);
}

.modern-product-card {
  background: #ffffff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  width: 100%;
}

.modern-product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-border);
}

.product-img-container {
  position: relative;
  width: 100%;
  height: clamp(170px, 22vw, 210px);
  background-color: var(--bg-subtle);
  overflow: hidden;
}

.product-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.modern-product-card:hover .product-img-container img {
  transform: scale(1.05);
}

.product-pill-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, 0.9);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-xs);
  backdrop-filter: blur(4px);
}

.product-pill-badge.badge-hot {
  background: linear-gradient(135deg, #ea580c, #f59e0b);
}

.product-pill-badge.badge-quality {
  background: var(--primary-gradient);
}

.product-body {
  padding: clamp(0.9rem, 2vw, 1.15rem);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-title {
  font-size: clamp(1.05rem, 2vw, 1.18rem);
  font-weight: 700;
  margin-bottom: 0.3rem;
  color: var(--text-heading);
}

.product-price-tag {
  font-family: var(--font-english);
  font-size: clamp(1rem, 2vw, 1.1rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.product-features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
  font-size: 0.86rem;
  color: var(--text-body);
}

.product-features-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.3rem;
}

.product-features-list li i {
  color: var(--primary);
  font-size: 0.8rem;
}

.product-btn-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  margin-top: auto;
}

.btn-card-order {
  background-color: var(--whatsapp);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  text-decoration: none;
  transition: var(--transition-fast);
}

.btn-card-order:hover {
  background-color: var(--whatsapp-hover);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-card-details {
  background: var(--bg-subtle);
  color: var(--text-heading);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-color);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: var(--transition-fast);
}

.btn-card-details:hover {
  background: var(--primary-light);
  border-color: var(--primary-border);
  color: var(--primary);
}

/* -------------------------------------------------------------
   GSM Rate Matrix Table (Horizontally Scrollable on Mobile)
------------------------------------------------------------- */
.pricing-wrapper {
  background: #ffffff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.pricing-notice-box {
  background: #fffbeb;
  border-left: 4px solid #f59e0b;
  padding: 0.9rem 1.15rem;
  color: #92400e;
  font-size: clamp(0.86rem, 1.8vw, 0.94rem);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pricing-notice-box i {
  font-size: 1.25rem;
  color: #d97706;
  flex-shrink: 0;
}

.modern-table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
}

.modern-table {
  width: 100%;
  min-width: 580px;
  border-collapse: collapse;
  text-align: left;
}

.modern-table th {
  background-color: #f8fafc;
  color: var(--text-heading);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

.modern-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
  vertical-align: middle;
}

.modern-table tr:hover {
  background-color: var(--primary-light);
}

.gsm-pill {
  display: inline-block;
  background-color: var(--primary-subtle);
  color: var(--primary-darker);
  font-family: var(--font-english);
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--primary-border);
  white-space: nowrap;
  font-size: 0.85rem;
}

.price-text-highlight {
  font-family: var(--font-english);
  font-weight: 800;
  color: var(--primary-dark);
  font-size: 0.96rem;
  white-space: nowrap;
}

.btn-table-action {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1.5px solid var(--primary-border);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-table-action:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.3);
}

/* -------------------------------------------------------------
   Interactive Calculator Box
------------------------------------------------------------- */
.calculator-box {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: clamp(1.2rem, 3vw, 2rem);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  border-top: 4px solid var(--primary);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.75rem;
  align-items: stretch;
}

.calc-form-group {
  margin-bottom: 1rem;
}

.calc-label {
  display: block;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-heading);
  margin-bottom: 0.4rem;
}

.calc-input-wrapper {
  position: relative;
}

.calc-input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  padding-right: 3rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-heading);
  outline: none;
  background-color: #ffffff;
  transition: var(--transition-fast);
}

.calc-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.18);
}

.calc-unit {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.88rem;
}

.calc-select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-heading);
  outline: none;
  background-color: #ffffff;
  cursor: pointer;
  transition: var(--transition-fast);
}

.calc-select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.18);
}

.calc-radio-pills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.radio-pill {
  position: relative;
}

.radio-pill input {
  position: absolute;
  opacity: 0;
}

.radio-pill label {
  display: block;
  text-align: center;
  padding: 0.6rem 0.7rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  background-color: #ffffff;
  color: var(--text-body);
  transition: var(--transition-fast);
}

.radio-pill input:checked + label {
  border-color: var(--primary);
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.calc-result-panel {
  background: linear-gradient(145deg, #0b132b 0%, #1c2541 100%);
  border-radius: var(--radius-sm);
  padding: clamp(1.15rem, 2.5vw, 1.5rem);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid #1e293b;
  box-shadow: var(--shadow-md);
}

.calc-result-header h4 {
  color: #38bdf8;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.calc-result-header p {
  color: #94a3b8;
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.calc-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.calc-stat-row .stat-label {
  color: #cbd5e1;
}

.calc-stat-row .stat-value {
  font-weight: 700;
  color: #ffffff;
}

.calc-total-box {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-xs);
  padding: 0.85rem;
  margin: 1rem 0;
  text-align: center;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.calc-total-label {
  font-size: 0.8rem;
  color: #fef08a;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.calc-total-amount {
  font-family: var(--font-english);
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  font-weight: 800;
  color: #38bdf8;
  line-height: 1;
}

.btn-calc-order {
  background-color: var(--whatsapp);
  color: #ffffff;
  font-weight: 700;
  font-size: clamp(0.9rem, 2vw, 0.96rem);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  text-decoration: none;
  text-align: center;
  transition: var(--transition-fast);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-calc-order:hover {
  background-color: var(--whatsapp-hover);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.4);
}

/* -------------------------------------------------------------
   Compact Customer Reviews Strip
------------------------------------------------------------- */
.reviews-strip-section {
  background: #ffffff;
  padding: clamp(1.75rem, 3.5vw, 2.5rem) 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.strip-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 1.25rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.strip-title {
  font-size: clamp(1.3rem, 2.8vw, 1.6rem);
  font-weight: 800;
  margin: 0;
  color: var(--text-heading);
}

.rating-badge {
  background: #fffbeb;
  color: #92400e;
  font-size: 0.88rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid #fef3c7;
  white-space: nowrap;
}

.testimonials-grid-compact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(0.85rem, 2vw, 1.25rem);
}

.testimonial-card-compact {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-fast);
}

.testimonial-card-compact:hover {
  border-color: var(--primary-border);
  box-shadow: var(--shadow-sm);
  background: #ffffff;
}

.testimonial-card-compact .testimonial-stars {
  color: #f59e0b;
  margin-bottom: 0.45rem;
  font-size: 0.85rem;
}

.testimonial-card-compact p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-body);
  margin-bottom: 0.85rem;
}

.testimonial-card-compact .testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.testimonial-card-compact .testimonial-author i {
  color: var(--primary);
}

.testimonial-card-compact .author-info h5 {
  font-size: 0.9rem;
  margin: 0;
  color: var(--text-heading);
}

.testimonial-card-compact .author-info span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* -------------------------------------------------------------
   2-Column Direct Order & Support Hub Layout
------------------------------------------------------------- */
.order-support-section {
  background: var(--bg-page);
  padding: clamp(2rem, 4vw, 3.25rem) 0;
}

.order-support-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.25rem, 3vw, 2rem);
  align-items: flex-start;
}

.order-form-card {
  background: #ffffff;
  border: 2px solid var(--primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  width: 100%;
}

.order-form-header {
  background: var(--primary-gradient);
  color: #ffffff;
  padding: clamp(1rem, 2.5vw, 1.35rem);
  text-align: center;
}

.order-form-header h3 {
  color: #ffffff;
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  margin-bottom: 0.25rem;
}

.order-form-header p {
  color: #e0f2fe;
  font-size: clamp(0.84rem, 1.8vw, 0.92rem);
  margin: 0;
}

.order-form-body {
  padding: clamp(1rem, 2.5vw, 1.75rem);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.form-group-custom {
  margin-bottom: 0.95rem;
}

.form-label-custom {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-heading);
  margin-bottom: 0.35rem;
}

.form-control-custom {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-heading);
  outline: none;
  background-color: var(--bg-subtle);
  transition: var(--transition-fast);
}

.form-control-custom:focus {
  border-color: var(--primary);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.18);
}

.order-trust-notice {
  background: #f0f9ff;
  border: 1px solid var(--primary-border);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-xs);
  margin-bottom: 1.15rem;
  font-size: 0.88rem;
  color: var(--primary-darker);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.order-trust-notice i {
  color: var(--primary);
}

.btn-confirm-order {
  background: linear-gradient(135deg, #25d366 0%, #16a34a 100%);
  color: #ffffff;
  font-weight: 800;
  font-size: clamp(0.98rem, 2.2vw, 1.12rem);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  border: none;
  width: 100%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transition: var(--transition-fast);
}

.btn-confirm-order:hover {
  background: linear-gradient(135deg, #1eb857 0%, #15803d 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
}

/* Support Column (Trust Badges + FAQ) */
.support-column {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.trust-grid-compact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.trust-card-compact {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  box-shadow: var(--shadow-sm);
}

.trust-icon-box {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
  border: 1px solid var(--primary-border);
}

.trust-card-compact h5 {
  font-size: 0.88rem;
  font-weight: 700;
  margin: 0 0 0.2rem 0;
  color: var(--text-heading);
}

.trust-card-compact p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.4;
}

/* Compact FAQ Card */
.faq-card-compact {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-card-header {
  padding: 0.85rem 1rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
}

.faq-card-header h4 {
  font-size: 1rem;
  margin: 0;
  color: var(--text-heading);
}

.faq-container-compact {
  padding: 0.5rem 0.75rem;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.faq-item.active {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 0.75rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-heading);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.faq-icon {
  font-size: 0.95rem;
  color: var(--primary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  background-color: #fafbfd;
}

.faq-answer-inner {
  padding: 0 0.9rem 0.85rem 0.9rem;
  color: var(--text-body);
  font-size: 0.86rem;
  line-height: 1.6;
}

/* -------------------------------------------------------------
   Footer
------------------------------------------------------------- */
.pre-footer-cta {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 50%, #0c4a6e 100%);
  border-radius: var(--radius-sm);
  padding: clamp(1.75rem, 4vw, 2.75rem) clamp(1.25rem, 3vw, 2.25rem);
  color: #ffffff;
  margin-bottom: -3rem;
  position: relative;
  z-index: 10;
  box-shadow: var(--shadow-xl);
}

.cta-flex-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cta-text-side h3 {
  color: #ffffff;
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.cta-text-side p {
  color: #e0f2fe;
  font-size: clamp(0.92rem, 2vw, 1.02rem);
  margin: 0;
  max-width: 580px;
}

.cta-btn-side {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.btn-cta-white {
  background: #ffffff;
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.btn-cta-white:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
}

.btn-cta-green {
  background: var(--whatsapp);
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-cta-green:hover {
  background: var(--whatsapp-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

/* Main Site Footer */
.site-footer {
  background-color: var(--bg-footer);
  color: #94a3b8;
  padding: 5.5rem 0 2rem 0;
  border-top: 1px solid #1e293b;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  margin-bottom: 3.5rem;
}

.footer-brand .brand-title {
  color: #ffffff;
}

.footer-brand p {
  font-size: 0.92rem;
  line-height: 1.7;
  margin-top: 1rem;
  color: #94a3b8;
}

.footer-trust-chips {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 1rem;
}

.trust-chip {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: #cbd5e1;
}

.trust-chip i {
  color: #38bdf8;
}

.footer-col h5 {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.92rem;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-links a:hover {
  color: #38bdf8;
  transform: translateX(3px);
}

.footer-contact-card {
  background: var(--bg-footer-card);
  border-radius: var(--radius-xs);
  padding: 1.25rem;
  border: 1px solid #334155;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
  font-size: 0.92rem;
  color: #cbd5e1;
}

.footer-contact-item:last-child {
  margin-bottom: 0;
}

.footer-contact-item i {
  color: #38bdf8;
  font-size: 1.1rem;
  margin-top: 2px;
}

.footer-contact-item strong {
  display: block;
  color: #ffffff;
  font-size: 0.85rem;
}

.footer-contact-item a {
  color: #cbd5e1;
}

.footer-contact-item a:hover {
  color: #38bdf8;
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid #1e293b;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.88rem;
}

.payment-badges {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pay-badge {
  background: #1e293b;
  color: #cbd5e1;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid rgba(255,255,255,0.05);
}

/* -------------------------------------------------------------
   Floating & Mobile Actions
------------------------------------------------------------- */
.desktop-floating-wa {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 999;
  background-color: var(--whatsapp);
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: var(--transition-fast);
}

.desktop-floating-wa:hover {
  background-color: var(--whatsapp-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
}

.scroll-top-btn {
  position: fixed;
  bottom: 25px;
  left: 25px;
  z-index: 998;
  background: #ffffff;
  color: var(--text-heading);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top-btn:hover {
  background: var(--primary-light);
  border-color: var(--primary-border);
  color: var(--primary);
}

/* Mobile Bottom Fixed Action Dock */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 0.65rem 1rem;
  padding-bottom: calc(0.65rem + env(safe-area-inset-bottom, 0px));
  z-index: 9999;
  box-shadow: 0 -2px 12px rgba(15, 23, 42, 0.08);
}

.mobile-bottom-inner {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 0.75rem;
}

.mobile-call-btn {
  background: var(--bg-subtle);
  color: var(--text-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  text-decoration: none;
  border: 1px solid var(--border-color);
  transition: var(--transition-fast);
}

.mobile-call-btn:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.mobile-wa-btn {
  background-color: var(--whatsapp);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  text-decoration: none;
  box-shadow: 0 3px 10px rgba(37, 211, 102, 0.3);
}

.mobile-wa-btn:hover {
  background-color: var(--whatsapp-hover);
  color: #ffffff;
}

/* Modal Responsive */
.custom-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(4px);
}

.custom-modal-overlay.active {
  display: flex;
}

.custom-modal-card {
  background: #ffffff;
  border-radius: var(--radius-sm);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-xl);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--border-color);
}

.modal-close-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: var(--bg-subtle);
  border: none;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--text-heading);
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* -------------------------------------------------------------
   Comprehensive Responsive Breakpoints (1024px, 768px, 576px, 380px)
------------------------------------------------------------- */

/* Laptops & Tablets Landscape (<= 1024px) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero-media-wrapper {
    max-width: 540px;
    margin: 0 auto;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .order-support-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.25rem;
  }
}

/* Tablets Portrait & Mobile (< 820px) */
@media (max-width: 820px) {
  .desktop-nav {
    display: none;
  }
  .header-actions .btn-header-call {
    display: none;
  }
  .mobile-toggle-btn {
    display: flex;
  }
  .desktop-floating-wa {
    display: none;
  }
  .scroll-top-btn {
    bottom: 80px;
    left: 14px;
  }
  .mobile-bottom-bar {
    display: block;
  }
  body {
    padding-bottom: calc(75px + env(safe-area-inset-bottom, 0px));
  }
}

/* Mobile Screens (<= 768px) */
@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }
  .testimonials-grid-compact {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  .trust-grid-compact {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }
  .form-grid-2 {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .pre-footer-cta {
    padding: 1.5rem 1.15rem;
    margin-bottom: -2.5rem;
  }
  .cta-btn-side {
    width: 100%;
  }
  .btn-cta-white, .btn-cta-green {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }
  .payment-badges {
    justify-content: center;
  }
}

/* Small Phones (<= 500px) */
@media (max-width: 500px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
  .calc-radio-pills {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .btn-primary-hero, .btn-secondary-hero {
    width: 100%;
  }
  .hub-tab-btn {
    width: 100%;
    justify-content: center;
    font-size: 0.92rem;
    padding: 0.6rem 1rem;
  }
  .filter-btn {
    font-size: 0.82rem;
    padding: 0.35rem 0.75rem;
  }
}