:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #7c3aed;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --text-dark: #0f172a;
  --text-muted: #475569;
  --bg-light: #f8fafc;
  --border-color: #e2e8f0;
  --gradient-brand: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --gradient-hero: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 35%, #fae8ff 70%, #fef3c7 100%);
  --gradient-ad: linear-gradient(135deg, #0f172a 0%, #1e1b4b 30%, #1d4ed8 75%, #7c3aed 100%);
  --gradient-btn: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);
  --gradient-btn-hover: linear-gradient(135deg, #1d4ed8 0%, #4338ca 100%);
  --gradient-whatsapp: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 25px -5px rgba(37, 99, 235, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 35px -5px rgba(37, 99, 235, 0.16), 0 10px 15px -5px rgba(0, 0, 0, 0.06);
  --radius: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', 'Noto Sans Bengali', 'SolaimanLipi', -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  color: var(--text-dark);
  background-color: #ffffff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: all 0.2s ease; }

.container {
  width: min(1140px, 92%);
  margin: auto;
}

/* Announcement & Greetings Ticker Bar (Right to Left) */
.announcement-bar {
  background: linear-gradient(90deg, #1e1b4b 0%, #312e81 25%, #1d4ed8 50%, #7c3aed 75%, #1e1b4b 100%);
  background-size: 200% auto;
  color: #ffffff;
  padding: 8px 0;
  font-size: 13.5px;
  font-weight: 700;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.ticker-track {
  display: inline-block;
  white-space: nowrap;
  padding-left: 100%;
  animation: marqueeScroll 65s linear infinite;
}

.announcement-bar:hover .ticker-track {
  animation-play-state: paused;
}

@keyframes marqueeScroll {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-100%, 0, 0); }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #ffffff;
}

.ticker-separator {
  display: inline-block;
  margin: 0 22px;
  color: #fde047;
  font-size: 12px;
  text-shadow: 0 0 8px rgba(253, 224, 71, 0.6);
}

/* Header & Glassmorphism Navigation */
header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  z-index: 100;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  white-space: nowrap;
}

.brand-logo {
  height: 46px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  background: #ffffff;
  border: 1px solid #e2e8f0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-title-bn {
  font-size: 18px;
  font-weight: 900;
  color: #1e3a8a;
  display: flex;
  align-items: baseline;
  gap: 6px;
  white-space: nowrap;
}

.brand-subtitle-bn {
  font-size: 13px;
  font-weight: 800;
  color: #b45309;
}

.brand-title-en {
  font-size: 12.5px;
  font-weight: 900;
  letter-spacing: 0.4px;
  color: #1e293b;
  display: flex;
  align-items: baseline;
  gap: 5px;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand-subtitle-en {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.6px;
  color: #2563eb;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  padding: 4px 8px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

.lang-switcher a {
  color: #64748b;
  padding: 4px 10px;
  border-radius: 20px;
  transition: all 0.25s ease;
}

.lang-switcher a:hover {
  color: #2563eb;
}

.lang-switcher a.active {
  color: #ffffff;
  background: var(--gradient-brand);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

.lang-divider {
  color: #cbd5e1;
  font-size: 12px;
}

.links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.links a {
  font-weight: 600;
  color: #334155;
  padding: 8px 12px;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.links a:hover {
  color: var(--primary);
  background: #eff6ff;
}

.menu-btn {
  display: none;
  border: 0;
  background: none;
  font-size: 26px;
  cursor: pointer;
  color: #1e293b;
}

/* Vibrant Hero Section */
.hero {
  padding: 80px 0 90px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid #e2e8f0;
}

.hero::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -5%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, rgba(37, 99, 235, 0.05) 50%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid, .two-col, .contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  background: linear-gradient(135deg, #dbeafe 0%, #ede9fe 100%);
  color: #4338ca;
  font-weight: 800;
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(99, 102, 241, 0.2);
  margin-bottom: 14px;
}

.hero h1, .page-head h1 {
  font-size: clamp(32px, 4.2vw, 50px);
  line-height: 1.18;
  font-weight: 800;
  color: #0f172a;
  margin: 10px 0 16px;
  letter-spacing: -0.5px;
}

.lead {
  font-size: 18px;
  color: #475569;
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Beautiful Cards & Form Containers */
.hero-card, .form-box, .card, .login-box {
  background: #ffffff;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(226, 232, 240, 0.9);
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-card, .form-box {
  border-top: 4px solid #2563eb;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.hero-card h3, .form-box h2 {
  font-size: 22px;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 16px;
}

/* Inputs & Form Controls */
input, select, textarea {
  width: 100%;
  padding: 13px 16px;
  margin: 8px 0;
  border: 1.5px solid #cbd5e1;
  border-radius: 10px;
  font-size: 15px;
  font-family: inherit;
  background: #ffffff;
  color: #1e293b;
  transition: all 0.2s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
  background: #ffffff;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--gradient-btn);
  color: #ffffff;
  padding: 13px 24px;
  border-radius: 10px;
  border: 0;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  margin: 10px 8px 10px 0;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
  text-align: center;
}

.btn:hover {
  background: var(--gradient-btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
  color: #ffffff;
}

.btn-outline {
  background: #ffffff;
  color: #2563eb;
  border: 2px solid #2563eb;
  box-shadow: none;
}

.btn-outline:hover {
  background: #eff6ff;
  color: #1d4ed8;
  border-color: #1d4ed8;
}

.btn-full {
  display: flex;
  width: 100%;
  margin: 10px 0 0;
}

.btn-whatsapp-order {
  background: var(--gradient-whatsapp);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(34, 197, 94, 0.35);
}

.btn-whatsapp-order:hover {
  background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
  box-shadow: 0 6px 20px rgba(34, 197, 94, 0.5);
  color: #ffffff;
}

/* Sections */
.section {
  padding: 85px 0;
}

.alt {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.section-title {
  text-align: center;
  margin-bottom: 45px;
}

.section-title h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  color: #0f172a;
  margin-top: 8px;
}

/* Vibrant 4-Service Cards Grid */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card {
  padding: 30px 24px;
  background: #ffffff;
  border-radius: var(--radius);
  border: 1px solid #e2e8f0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.card:nth-child(1) { border-top: 4px solid #3b82f6; }
.card:nth-child(2) { border-top: 4px solid #10b981; }
.card:nth-child(3) { border-top: 4px solid #8b5cf6; }
.card:nth-child(4) { border-top: 4px solid #f59e0b; }

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.card:nth-child(1):hover { border-color: #3b82f6; }
.card:nth-child(2):hover { border-color: #10b981; }
.card:nth-child(3):hover { border-color: #8b5cf6; }
.card:nth-child(4):hover { border-color: #f59e0b; }

.card h3 {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 10px;
}

.card p {
  font-size: 15px;
  color: #64748b;
  margin-bottom: 18px;
  flex-grow: 1;
}

.card span {
  color: #2563eb;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: transform 0.2s ease;
}

.card:hover span {
  transform: translateX(4px);
}

/* Why Choose Us Feature List */
.check {
  list-style: none;
}

.check li {
  margin: 16px 0;
  font-size: 16px;
  font-weight: 600;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 12px;
}

.check li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
  color: #16a34a;
  border-radius: 50%;
  font-weight: 900;
  font-size: 14px;
  flex-shrink: 0;
  border: 1px solid #86efac;
}

/* Page Header Banner */
.page-head {
  padding: 65px 0 70px;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0e7ff 50%, #fdf4ff 100%);
  border-bottom: 1px solid #e2e8f0;
}

.page-head p {
  color: #475569;
  font-size: 17px;
  max-width: 750px;
}

/* Content Pages */
.content {
  max-width: 850px;
  margin: auto;
}

.content h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 18px;
  color: #0f172a;
}

.content ul {
  list-style: none;
  margin: 20px 0 35px;
}

.content li {
  margin: 14px 0;
  font-size: 16px;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 12px;
}

.content li::before {
  content: "✦";
  color: #6366f1;
  font-size: 16px;
  font-weight: bold;
}

/* Call to Action Box */
.cta {
  text-align: center;
  margin-top: 50px;
  padding: 45px 30px;
  background: linear-gradient(135deg, #eff6ff 0%, #f5f3ff 100%);
  border-radius: var(--radius);
  border: 1px solid #dbeafe;
}

.cta h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 16px;
}

/* Promotional Advertisement Banner */
.ad-banner {
  background: var(--gradient-ad);
  color: #ffffff;
  padding: 40px;
  border-radius: 18px;
  margin: 30px 0 45px;
  box-shadow: 0 20px 45px rgba(30, 27, 75, 0.28);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.ad-banner::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.ad-banner .ad-badge {
  display: inline-block;
  background: linear-gradient(135deg, #fef08a 0%, #facc15 100%);
  color: #713f12;
  padding: 6px 16px;
  border-radius: 20px;
  font-weight: 900;
  font-size: 12px;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
  box-shadow: 0 4px 12px rgba(250, 204, 21, 0.35);
}

.ad-banner h2 {
  font-size: clamp(22px, 2.8vw, 34px);
  margin: 0 0 12px;
  color: #ffffff;
  font-weight: 800;
}

.ad-banner p {
  font-size: 16px;
  color: #cbd5e1;
  margin: 0 0 24px;
  max-width: 800px;
  line-height: 1.6;
}

.ad-banner .ad-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

/* Pricing Grid & Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 40px;
  align-items: stretch;
}

.price-card {
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 18px;
  padding: 36px 26px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.price-card:nth-child(1) { border-top: 4px solid #3b82f6; }
.price-card:nth-child(3) { border-top: 4px solid #10b981; }

.price-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.price-card.popular {
  border: 2.5px solid #6366f1;
  box-shadow: 0 20px 45px rgba(99, 102, 241, 0.2);
  transform: scale(1.03);
  background: linear-gradient(180deg, #ffffff 0%, #faf5ff 100%);
}

.price-card.popular:hover {
  transform: scale(1.03) translateY(-8px);
  box-shadow: 0 25px 50px rgba(99, 102, 241, 0.28);
}

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: #3b82f6;
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 5px 16px;
  border-radius: 20px;
  letter-spacing: 0.5px;
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.35);
}

.price-card.popular .price-badge {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.price-card:nth-child(3) .price-badge {
  background: #10b981;
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.35);
}

.price-title {
  font-size: 21px;
  font-weight: 800;
  margin: 12px 0 16px;
  min-height: 55px;
  line-height: 1.3;
  color: #0f172a;
}

.price-amount {
  font-size: 40px;
  font-weight: 900;
  color: #1e3a8a;
  line-height: 1;
  letter-spacing: -1px;
}

.price-amount small {
  font-size: 14px;
  color: #64748b;
  font-weight: 600;
  display: block;
  margin-top: 6px;
  letter-spacing: normal;
}

.price-features {
  list-style: none;
  padding: 0;
  margin: 26px 0;
  flex-grow: 1;
  border-top: 1px solid #f1f5f9;
  padding-top: 22px;
}

.price-features li {
  margin: 12px 0;
  font-size: 14px;
  color: #475569;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.4;
}

.price-features li::before {
  content: "✓";
  color: #16a34a;
  font-weight: 900;
  font-size: 15px;
  background: #dcfce7;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Success / Thank You */
.success {
  text-align: center;
  min-height: 55vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.success h1 {
  font-size: 42px;
  font-weight: 900;
  color: #16a34a;
  margin-bottom: 12px;
}

/* Floating WhatsApp Button with pulse animation */
.whatsapp {
  position: fixed;
  right: 24px;
  bottom: 24px;
  background: var(--gradient-whatsapp);
  color: #ffffff;
  padding: 14px 22px;
  border-radius: 35px;
  font-weight: 800;
  font-size: 15px;
  z-index: 999;
  box-shadow: 0 10px 25px rgba(34, 197, 94, 0.45);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.whatsapp:hover {
  transform: scale(1.05) translateY(-3px);
  box-shadow: 0 14px 30px rgba(34, 197, 94, 0.6);
  color: #ffffff;
}

/* Modern Deep Slate Footer */
footer {
  background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
  color: #cbd5e1;
  padding: 60px 0 0;
  border-top: 1px solid #1e293b;
}

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

footer h3 {
  color: #ffffff;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

footer h4 {
  color: #f1f5f9;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

footer p, footer a {
  color: #94a3b8;
  font-size: 14px;
  margin-bottom: 10px;
}

footer a:hover {
  color: #60a5fa;
  transform: translateX(3px);
  display: inline-block;
}

.copyright {
  text-align: center;
  border-top: 1px solid #1e293b;
  margin-top: 45px;
  padding: 24px 0;
  color: #64748b;
  font-size: 13px;
}

/* Admin Dashboard Styles */
.admin-wrap {
  width: min(1200px, 95%);
  margin: 40px auto;
}

.stats {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.stats div {
  padding: 24px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius);
  min-width: 190px;
  flex: 1;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid #2563eb;
}

.stats div:nth-child(2) { border-top-color: #ef4444; }
.stats div:nth-child(3) { border-top-color: #f59e0b; }
.stats div:nth-child(4) { border-top-color: #10b981; }

.stats b {
  font-size: 36px;
  font-weight: 900;
  color: #0f172a;
  display: block;
  line-height: 1;
}

.stats span {
  font-size: 13px;
  font-weight: 600;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 8px;
  display: block;
}

.table-wrap {
  overflow: auto;
  margin-top: 30px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 14px 16px;
  border-bottom: 1px solid #e2e8f0;
  text-align: left;
  font-size: 14px;
}

th {
  background: #f8fafc;
  color: #475569;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background: #f8fafc;
}

.admin-login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--gradient-hero);
}

.login-box {
  width: min(420px, 92%);
}

.error {
  color: #dc2626;
  background: #fee2e2;
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 14px;
}

/* Responsive Media Queries */
@media (max-width: 900px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .price-card.popular { transform: none; }
  .price-card.popular:hover { transform: translateY(-6px); }
  .hero-grid, .two-col, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .links {
    display: none;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 24px;
    flex-direction: column;
    border-bottom: 2px solid #e2e8f0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  }
  .links.show { display: flex; }
  .menu-btn { display: block; }
}

@media (max-width: 540px) {
  .cards { grid-template-columns: 1fr; }
  .hero { padding: 50px 0; }
  .btn { width: 100%; margin: 8px 0; }
  .stats { flex-direction: column; }
}