/* ==========================================================================
   Manmerce Campaign Landing Page — Modern Light & Colorful Design System
   Bright Business Theme: Crisp White & Vibrant Lime Green Accents
   Engineered for High-Conversion Ad Campaigns (English & Bengali)
   ========================================================================== */

:root {
  /* Surface & Background Palette (Crisp White & Light Slate) */
  --color-bg-base: #f8fafc;
  --color-bg-white: #ffffff;
  --color-bg-subtle: #f1f5f9;
  --color-bg-card: #ffffff;
  --color-bg-card-hover: #ffffff;
  --color-border: #e2e8f0;
  --color-border-subtle: #f1f5f9;
  --color-border-glow: rgba(16, 185, 129, 0.35);

  /* Primary Brand Accents (Vibrant Lime Green & Emerald) */
  --color-primary: #10b981;
  --color-primary-dark: #059669;
  --color-primary-light: #34d399;
  --color-lime: #84cc16;
  --color-lime-dark: #65a30d;
  --color-lime-glow: rgba(132, 204, 22, 0.35);
  --color-primary-glow: rgba(16, 185, 129, 0.28);

  /* Accent Vibrance */
  --color-violet: #6366f1;
  --color-indigo: #4f46e5;
  --color-sky: #0284c7;
  --color-pink: #ec4899;
  --color-amber: #f59e0b;
  --color-emerald: #10b981;

  /* Typography Palette (High-Contrast Rich Slate) */
  --color-text-primary: #0f172a;
  --color-text-secondary: #334155;
  --color-text-muted: #64748b;

  /* Fonts */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-bn: 'Hind Siliguri', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Border Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-pill: 9999px;

  /* Soft Modern Business Shadows */
  --shadow-xs: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 4px 14px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 24px -2px rgba(15, 23, 42, 0.07), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 16px 36px -4px rgba(15, 23, 42, 0.09), 0 4px 12px -2px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 24px 50px -6px rgba(15, 23, 42, 0.12);
  --shadow-glow-lime: 0 10px 30px rgba(16, 185, 129, 0.25);

  --container-max: 1200px;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-base);
  color: var(--color-text-secondary);
  line-height: 1.65;
  overflow-x: hidden;
  /* Cheerful, high-energy light mesh gradient with lime green and sky accents */
  background-image: 
    radial-gradient(circle at 10% 8%, rgba(16, 185, 129, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 90% 15%, rgba(99, 102, 241, 0.07) 0%, transparent 50%),
    radial-gradient(circle at 50% 55%, rgba(132, 204, 22, 0.06) 0%, transparent 55%),
    radial-gradient(circle at 15% 85%, rgba(14, 165, 233, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
}

body.lang-bn {
  font-family: var(--font-bn);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-primary);
  font-weight: 800;
}

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

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Announcement Top Bar (Fresh Lime Green / Emerald Gradient)
   ========================================================================== */
.top-notice-bar {
  background: linear-gradient(90deg, #059669, #10b981, #0d9488, #059669);
  background-size: 200% auto;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding: 10px 16px;
  text-align: center;
  font-size: 14.5px;
  font-weight: 700;
  color: #ffffff;
  position: relative;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.2);
}

.top-notice-bar .highlight {
  color: #ffffff;
  font-weight: 900;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  margin: 0 4px;
  display: inline-block;
}

/* ==========================================================================
   Sticky Header (Pure White Glass & Crisp Branding)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
  transition: all var(--transition-fast);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 23px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  text-decoration: none;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  display: block;
}

@media (max-width: 600px) {
  .brand-logo-img {
    height: 38px;
    max-width: 175px;
  }
}

.brand-logo .logo-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #10b981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 20px;
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.35);
}

.brand-logo span.dot {
  color: var(--color-primary-dark);
}

.brand-logo .badge-ver {
  font-size: 11.5px;
  font-family: var(--font-mono);
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-primary-dark);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  font-weight: 800;
  margin-left: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  font-size: 13.5px;
  font-weight: 800;
  color: var(--color-text-primary);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

.lang-switch:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: var(--color-primary-dark);
}

.btn-header-cta {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-weight: 800;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-header-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.45);
  color: #ffffff;
}

/* ==========================================================================
   Hero Section (Clean, Vibrant & Impactful)
   ========================================================================== */
.hero-section {
  padding: 75px 0 65px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
}

.campaign-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1.5px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-pill);
  color: var(--color-primary-dark);
  font-size: 13.5px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 24px;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.12);
  animation: pulse-border 2.5s infinite;
}

@keyframes pulse-border {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.35); }
  70% { box-shadow: 0 0 0 12px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-size: clamp(34px, 5.5vw, 62px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin-bottom: 22px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #059669 0%, #10b981 40%, #0284c7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(17px, 2.2vw, 21px);
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 840px;
  margin: 0 auto 36px;
}

/* ==========================================================================
   Urgency Countdown Box (Vibrant Mint/Lime Box on White)
   ========================================================================== */
.timer-container {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  background: #ffffff;
  border: 1.5px solid #86efac;
  padding: 16px 28px;
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.12), 0 2px 8px rgba(15, 23, 42, 0.04);
  margin-bottom: 38px;
  flex-wrap: wrap;
  justify-content: center;
}

.timer-title {
  font-size: 14px;
  font-weight: 800;
  color: #059669;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.timer-digits {
  display: flex;
  align-items: center;
  gap: 10px;
}

.timer-box {
  background: #f0fdf4;
  border: 1.5px solid #bbf7d0;
  border-radius: var(--radius-md);
  padding: 8px 12px;
  min-width: 58px;
  text-align: center;
}

.timer-val {
  font-size: 26px;
  font-weight: 900;
  font-family: var(--font-mono);
  color: #065f46;
  line-height: 1;
}

.timer-lbl {
  font-size: 11px;
  font-weight: 800;
  color: #059669;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 3px;
}

.timer-sep {
  font-size: 22px;
  font-weight: 900;
  color: #10b981;
}

/* Hero CTA buttons */
.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 42px;
}

.btn-primary-hero {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-weight: 900;
  font-size: 17px;
  padding: 16px 38px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary-hero:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 40px rgba(16, 185, 129, 0.55);
  color: #ffffff;
}

.btn-secondary-hero {
  background: #ffffff;
  color: var(--color-text-primary);
  font-weight: 800;
  font-size: 16.5px;
  padding: 16px 34px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-border);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

.btn-secondary-hero:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Trust Metric Bar */
.trust-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-text-secondary);
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.trust-item i {
  color: var(--color-primary-dark);
  font-size: 16px;
}

/* Hero Showcase Visual */
.hero-visual-frame {
  margin-top: 48px;
  position: relative;
  border-radius: var(--radius-xl);
  padding: 12px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.25), rgba(99, 102, 241, 0.15), rgba(236, 72, 153, 0.15));
  box-shadow: var(--shadow-xl), 0 0 50px rgba(16, 185, 129, 0.15);
}

.hero-visual-frame img {
  border-radius: var(--radius-lg);
  width: 100%;
  display: block;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   Section Common Styling
   ========================================================================== */
.section-pad {
  padding: 95px 0;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 58px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-family: var(--font-mono);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  background: rgba(16, 185, 129, 0.1);
  border: 1.5px solid rgba(16, 185, 129, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.section-desc {
  font-size: clamp(16.5px, 2vw, 19.5px);
  color: var(--color-text-secondary);
  line-height: 1.75;
}

/* ==========================================================================
   Pricing Cards (Vibrant Light Architecture with 70% Flagship Spotlight)
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: stretch;
}

@media (max-width: 1100px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.price-card {
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 34px 26px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.price-card:hover {
  transform: translateY(-6px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow-lg);
}

/* ⭐ Flagship 70% Discount Featured Card (Vibrant Emerald & Lime Halo) */
.price-card.featured-deal {
  border: 2px solid #10b981;
  background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 45%);
  box-shadow: 0 14px 40px rgba(16, 185, 129, 0.2), 0 4px 12px rgba(15, 23, 42, 0.05);
}

.price-card.featured-deal:hover {
  box-shadow: 0 20px 50px rgba(16, 185, 129, 0.32);
}

.price-card-popular-pill {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-size: 12.5px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 20px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.45);
  white-space: nowrap;
}

.card-top {
  margin-bottom: 20px;
}

.card-plan-name {
  font-size: 22.5px;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.discount-badge {
  font-size: 13px;
  font-weight: 800;
  font-family: var(--font-mono);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: #f0fdf4;
  color: #059669;
  border: 1px solid #86efac;
}

.discount-badge.huge {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  border: none;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.35);
}

.card-target-text {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.6;
  min-height: 42px;
}

.card-pricing-block {
  padding: 18px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.price-main {
  font-size: 38px;
  font-weight: 900;
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.price-card.featured-deal .price-main {
  color: #059669;
}

.price-regular {
  font-size: 18px;
  color: #94a3b8;
  text-decoration: line-through;
  font-family: var(--font-mono);
}

.price-save-note {
  font-size: 13.5px;
  font-weight: 800;
  color: #059669;
  margin-top: 5px;
}

.price-save-note.highlight {
  color: #059669;
}

.card-features-list {
  list-style: none;
  margin-bottom: 28px;
  flex-grow: 1;
}

.card-features-list li {
  font-size: 15px;
  color: var(--color-text-secondary);
  padding: 8px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.55;
  border-bottom: 1px dashed rgba(226, 232, 240, 0.7);
}

.card-features-list li:last-child {
  border-bottom: none;
}

.card-features-list li i {
  color: #10b981;
  font-size: 15px;
  margin-top: 3px;
  flex-shrink: 0;
}

.price-card.featured-deal .card-features-list li i {
  color: #059669;
}

.btn-select-plan {
  width: 100%;
  padding: 15px 22px;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 15.5px;
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-white);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--shadow-xs);
}

.btn-select-plan:hover {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
  transform: translateY(-2px);
}

.price-card.featured-deal .btn-select-plan {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.4);
}

.price-card.featured-deal .btn-select-plan:hover {
  background: linear-gradient(135deg, #059669, #047857);
  box-shadow: 0 6px 24px rgba(16, 185, 129, 0.55);
  color: #ffffff;
}

/* ==========================================================================
   Feature Showcase Pillars (Pure White Cards with Colorful Pastel Icons)
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

@media (max-width: 992px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.feature-box {
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.feature-box:hover {
  transform: translateY(-5px);
  border-color: #10b981;
  box-shadow: 0 16px 36px rgba(16, 185, 129, 0.12);
}

.feature-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 22px;
}

/* Colorful Distinct Accents for Each Feature Pillar */
.feature-box:nth-child(1) .feature-icon-wrap { background: #ecfdf5; color: #059669; } /* Lime / Emerald */
.feature-box:nth-child(2) .feature-icon-wrap { background: #eef2ff; color: #4f46e5; } /* Indigo */
.feature-box:nth-child(3) .feature-icon-wrap { background: #fdf2f8; color: #db2777; } /* Pink */
.feature-box:nth-child(4) .feature-icon-wrap { background: #fffbeb; color: #d97706; } /* Amber */
.feature-box:nth-child(5) .feature-icon-wrap { background: #f0fdf4; color: #16a34a; } /* Green */
.feature-box:nth-child(6) .feature-icon-wrap { background: #f0f9ff; color: #0284c7; } /* Sky */
.feature-box:nth-child(7) .feature-icon-wrap { background: #fff1f2; color: #e11d48; } /* Rose */
.feature-box:nth-child(8) .feature-icon-wrap { background: #faf5ff; color: #9333ea; } /* Purple */
.feature-box:nth-child(9) .feature-icon-wrap { background: #f0fdfa; color: #0d9488; } /* Teal */

.feature-tag {
  font-size: 13.5px;
  font-family: var(--font-mono);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.feature-title {
  font-size: 21.5px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--color-text-primary);
  line-height: 1.35;
}

.feature-desc {
  font-size: 15.5px;
  color: var(--color-text-secondary);
  line-height: 1.72;
}

/* ==========================================================================
   Interactive Screenshot Gallery (Clean White Panels)
   ========================================================================== */
.gallery-section {
  background: #f1f5f9;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.gallery-tabs-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.gallery-tab-btn {
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-white);
  color: var(--color-text-secondary);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.gallery-tab-btn.active, .gallery-tab-btn:hover {
  background: #10b981;
  color: #ffffff;
  border-color: #10b981;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
}

.gallery-panel {
  display: none;
}

.gallery-panel.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.screenshot-card {
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.screenshot-card img {
  width: 100%;
  display: block;
}

.screenshot-info {
  padding: 24px 32px;
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.screenshot-info h4 {
  font-size: 19.5px;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 5px;
}

.screenshot-info p {
  font-size: 15px;
  color: var(--color-text-secondary);
}

.btn-live-preview {
  background: #f8fafc;
  border: 1.5px solid var(--color-border);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 800;
  color: var(--color-text-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-live-preview:hover {
  background: #10b981;
  color: #ffffff;
  border-color: #10b981;
}

/* ==========================================================================
   Comparison Table (Crisp Modern Table on White)
   ========================================================================== */
.comparison-section {
  padding: 95px 0;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 820px;
}

.comp-table th, .comp-table td {
  padding: 18px 22px;
  border-bottom: 1px solid var(--color-border);
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.comp-table th {
  background: #f8fafc;
  font-weight: 800;
  font-size: 16px;
  color: var(--color-text-primary);
  border-bottom: 2px solid var(--color-border);
}

.comp-table th.highlight-col, .comp-table td.highlight-col {
  background: rgba(240, 253, 244, 0.7);
  border-left: 2px solid #86efac;
  border-right: 2px solid #86efac;
}

.comp-table tr:hover td {
  background: #f8fafc;
}

.comp-table i.fa-check { color: #10b981; font-size: 16px; }
.comp-table i.fa-xmark { color: #cbd5e1; font-size: 16px; }

/* ==========================================================================
   Checkout & Instant Order Form (Pure White Cards & Lime Accents)
   ========================================================================== */
.checkout-section {
  padding: 95px 0;
  background: #f8fafc;
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 36px;
  align-items: flex-start;
}

@media (max-width: 900px) {
  .checkout-grid {
    grid-template-columns: 1fr;
  }
}

.order-summary-card {
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 34px;
  box-shadow: var(--shadow-md);
}

.order-summary-card h3 {
  font-size: 22.5px;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.plan-picker {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 26px;
}

.plan-option-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: #f8fafc;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.plan-option-label:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.plan-option-label.active {
  background: #f0fdf4;
  border-color: #10b981;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.18);
}

.plan-radio-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.plan-radio-left input[type="radio"] {
  accent-color: #10b981;
  width: 18px;
  height: 18px;
}

.plan-opt-name {
  font-weight: 800;
  font-size: 16.5px;
  color: var(--color-text-primary);
}

.plan-opt-discount {
  font-size: 12px;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background: #ecfdf5;
  color: #059669;
  border: 1px solid #86efac;
  margin-left: 6px;
}

.plan-opt-price {
  font-size: 19px;
  font-weight: 900;
  font-family: var(--font-mono);
  color: var(--color-text-primary);
}

.invoice-calc-box {
  background: #f8fafc;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px;
  margin-bottom: 24px;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  font-size: 15.5px;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.calc-row.total {
  border-top: 1px dashed var(--color-border);
  padding-top: 14px;
  margin-top: 14px;
  font-size: 20px;
  font-weight: 900;
  color: var(--color-text-primary);
}

.calc-row.total .total-price {
  color: #059669;
  font-family: var(--font-mono);
}

/* Order Form Card */
.order-form-card {
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

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

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 15px 18px;
  background: #f8fafc;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--color-text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: #10b981;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: #94a3b8;
}

.btn-submit-order {
  width: 100%;
  padding: 18px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-size: 18px;
  font-weight: 900;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.35);
  transition: all var(--transition-fast);
  margin-top: 10px;
}

.btn-submit-order:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(16, 185, 129, 0.5);
  background: linear-gradient(135deg, #059669, #047857);
}

.btn-whatsapp-order {
  width: 100%;
  padding: 17px;
  border-radius: var(--radius-md);
  border: 1.5px solid #25d366;
  background: #f0fdf4;
  color: #16a34a;
  font-size: 16px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-whatsapp-order:hover {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}

/* ==========================================================================
   FAQ Accordion (Crisp White Accordion with Lime Indicators)
   ========================================================================== */
.faq-section {
  padding: 95px 0;
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: #cbd5e1;
}

.faq-question {
  padding: 22px 26px;
  font-size: 18.5px;
  font-weight: 800;
  color: var(--color-text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-icon {
  font-size: 15px;
  color: #10b981;
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 26px;
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.75;
  transition: all 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 450px;
  padding-bottom: 24px;
}

/* ==========================================================================
   Footer (Rich Deep Midnight Slate for Sophisticated Corporate Grounding)
   ========================================================================== */
.site-footer {
  background: #0f172a;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 70px 0 35px;
  color: #94a3b8;
  font-size: 15px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.footer-brand h4 {
  font-size: 23px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 15px;
  line-height: 1.7;
  color: #cbd5e1;
}

.footer-col h5 {
  font-size: 17px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links li {
  font-size: 15px;
  line-height: 1.6;
}

.footer-links a {
  color: #cbd5e1;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #34d399;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14.5px;
  color: #64748b;
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 90px;
  right: 24px;
  z-index: 95;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-pill);
  background: #25d366;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-whatsapp:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 12px 35px rgba(37, 211, 102, 0.7);
  color: #ffffff;
}

/* ==========================================================================
   Sticky Bottom Action Bar on Mobile
   ========================================================================== */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  border-top: 1.5px solid var(--color-border);
  padding: 12px 18px;
  z-index: 92;
  box-shadow: 0 -8px 25px rgba(15, 23, 42, 0.08);
}

@media (max-width: 768px) {
  .mobile-bottom-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
}

.mob-bar-left {
  display: flex;
  flex-direction: column;
}

.mob-bar-price {
  font-size: 20px;
  font-weight: 900;
  font-family: var(--font-mono);
  color: #059669;
  line-height: 1;
}

.mob-bar-badge {
  font-size: 11px;
  color: #d97706;
  font-weight: 800;
  text-transform: uppercase;
}

.mob-bar-btn {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-weight: 900;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

/* ==========================================================================
   Dedicated Bangla Typography & Readability Architecture
   ========================================================================== */
body.lang-bn,
html[lang="bn"] body {
  font-size: 16.5px;
  line-height: 1.72;
}

body.lang-bn .top-notice-bar {
  font-size: 14.5px;
}

body.lang-bn .section-badge {
  font-size: 14px;
  letter-spacing: 0.04em;
}

body.lang-bn .section-title {
  font-size: clamp(30px, 4.2vw, 48px);
  line-height: 1.35;
}

body.lang-bn .section-desc {
  font-size: clamp(17px, 2.1vw, 20px);
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* Feature Showcase Cards (Bangla) */
body.lang-bn .feature-tag {
  font-size: 14px;
  letter-spacing: 0.03em;
  font-weight: 800;
  color: #059669;
  margin-bottom: 8px;
}

body.lang-bn .feature-title {
  font-size: 22.5px;
  font-weight: 800;
  line-height: 1.42;
  margin-bottom: 12px;
}

body.lang-bn .feature-desc {
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* Pricing Cards (Bangla) */
body.lang-bn .card-plan-name {
  font-size: 23px;
  line-height: 1.35;
}

body.lang-bn .card-target-text {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--color-text-muted);
}

body.lang-bn .price-save-note {
  font-size: 14px;
}

body.lang-bn .card-features-list li {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

body.lang-bn .btn-select-plan {
  font-size: 16px;
}

/* Gallery & Comparison Table (Bangla) */
body.lang-bn .gallery-tab-btn {
  font-size: 15.5px;
}

body.lang-bn .screenshot-info h4 {
  font-size: 20px;
}

body.lang-bn .screenshot-info p {
  font-size: 15.5px;
  line-height: 1.65;
}

body.lang-bn .comp-table th {
  font-size: 16.5px;
}

body.lang-bn .comp-table td {
  font-size: 16px;
  line-height: 1.65;
}

/* FAQ (Bangla) */
body.lang-bn .faq-question {
  font-size: 19.5px;
  line-height: 1.45;
}

body.lang-bn .faq-answer {
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--color-text-secondary);
}

/* Order Form (Bangla) */
body.lang-bn .form-label {
  font-size: 15.5px;
}

body.lang-bn .form-input,
body.lang-bn .form-select,
body.lang-bn .form-textarea {
  font-size: 15.5px;
}

body.lang-bn .plan-opt-name {
  font-size: 17px;
}

body.lang-bn .calc-row {
  font-size: 16px;
}

body.lang-bn .calc-row.total {
  font-size: 21px;
}

body.lang-bn .btn-submit-order {
  font-size: 18.5px;
}

body.lang-bn .btn-whatsapp-order {
  font-size: 16.5px;
}

/* Footer (Bangla) */
body.lang-bn .footer-brand p {
  font-size: 15.5px;
  line-height: 1.75;
}

body.lang-bn .footer-col h5 {
  font-size: 18px;
}

body.lang-bn .footer-links li,
body.lang-bn .footer-links a {
  font-size: 15.5px;
  line-height: 1.75;
}

body.lang-bn .footer-bottom {
  font-size: 15px;
}