:root {
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-hero: 3.5rem;
  --line-height-tight: 1.2;
  --line-height-base: 1.8;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;

  --color-primary: #6020B8;
  --color-secondary: #3D156F;
  --color-accent: #C09030;
  --color-bg: #080414;
  --color-bg-alt: #120A26;
  --color-bg-card: #18102D;
  --color-text: #F0E8FF;
  --color-text-muted: #A88BC8;
  --color-text-on-primary: #FFFFFF;
  --color-border: #35214F;
  --color-shadow: #12061F;

  --font-heading: 'Tiro Bangla', serif;
  --font-body: 'Hind Siliguri', sans-serif;

  --container-max: 960px;
  --section-space: 2.5rem;
  --radius: 14px;
  --radius-sm: 10px;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.25rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 4rem;
  --shadow-sm: 0 4px 18px var(--color-shadow);
  --shadow-md: 0 10px 30px var(--color-shadow);
  --transition: 0.2s ease;
  --glass-bg: color-mix(in srgb, var(--color-bg-card) 70%, transparent);
  --glass-border: color-mix(in srgb, var(--color-text) 12%, transparent);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  max-width: 100%;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  font-weight: var(--font-weight-normal);
  background: var(--color-bg);
  color: var(--color-text);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

h1,
h2,
h3,
h4 {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-tight);
  color: var(--color-text);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2,
.section-title {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin: 0 0 var(--space-3);
  color: var(--color-text);
}

a {
  color: #E8E8E8;
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), filter var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--color-accent);
}

strong {
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

em {
  font-style: italic;
}

ul,
ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
  color: var(--color-text);
}

li {
  margin-bottom: 0.35rem;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  padding: 0 1rem;
  margin: 0 auto;
  box-sizing: border-box;
}

.section {
  padding: var(--section-space) 0;
  background: var(--color-bg);
}

.section-title {
  margin-bottom: var(--space-4);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  letter-spacing: 0.01em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 64px;
  background: color-mix(in srgb, var(--color-bg) 84%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--glass-border);
  overflow: visible;
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 1rem;
}

.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  overflow: hidden;
  max-height: 52px;
  text-decoration: none;
}

.site-logo img {
  height: 40px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
}

.nav-toggle-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}

.nav-toggle-label {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  margin-left: auto;
  padding: 0.4rem 0.6rem;
  z-index: 200;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.45);
  border: 1.5px solid rgba(255, 255, 255, 0.7);
}

.nav-toggle-label span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: 0.2s ease;
}

.nav-toggle-input:checked + .nav-toggle-label span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle-input:checked + .nav-toggle-label span:nth-child(2) {
  opacity: 0;
}

.nav-toggle-input:checked + .nav-toggle-label span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  z-index: 500;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
  overflow: visible;
}

.nav-toggle-input:checked ~ .site-nav {
  display: block;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0.5rem 0;
  margin: 0;
  list-style: none;
  overflow: visible;
}

.nav-item {
  margin: 0;
}

.nav-link {
  position: relative;
  display: block;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  color: var(--color-text);
  white-space: normal;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 1rem;
  bottom: 0.5rem;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: calc(100% - 2rem);
}

.site-header .nav-link,
.site-header a.nav-link,
.site-header .nav-dropdown-toggle {
  color: var(--color-text);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-dropdown-toggle:hover,
.nav-dropdown-toggle:focus-visible {
  color: var(--color-accent);
}

.nav-dropdown {
  position: relative;
  overflow: visible;
}

.nav-dropdown-toggle {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.nav-dropdown-menu {
  display: none;
  position: static;
  top: 100%;
  left: 0;
  min-width: 200px;
  z-index: 9999;
  list-style: none;
  margin: 0;
  padding: 0 0 0 1rem;
  background: transparent;
  border: none;
  border-radius: var(--radius);
  box-shadow: none;
  white-space: nowrap;
}

.nav-dropdown:hover > .nav-dropdown-menu,
.nav-dropdown:focus-within > .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-menu .nav-link {
  display: block;
  padding: 0.6rem 1rem;
  width: 100%;
  border-bottom: none;
}

.nav-dropdown-menu .nav-link:hover,
.nav-dropdown-menu .nav-link:focus-visible {
  background: var(--color-bg-alt);
}

.hero {
  min-height: 50vh;
  padding: 2rem 1rem;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 62%, var(--color-bg) 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, color-mix(in srgb, var(--color-accent) 18%, transparent) 0%, transparent 35%),
    radial-gradient(circle at 80% 30%, color-mix(in srgb, var(--color-text) 8%, transparent) 0%, transparent 30%);
  pointer-events: none;
}

.hero > * {
  position: relative;
}

.hero-content {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.hero h1 {
  font-size: var(--font-size-2xl);
  word-break: break-word;
  margin-bottom: var(--space-3);
}

.hero p {
  font-size: var(--font-size-base);
  color: inherit;
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
}

.hero-stat-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.hero-stat-number {
  font-size: clamp(4rem, 14vw, 10rem);
  font-weight: 900;
  line-height: 0.9;
  color: #E8E8E8;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  text-shadow: 0 0 22px color-mix(in srgb, var(--color-primary) 45%, transparent);
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
  color: var(--color-text);
  padding-top: 1rem;
  counter-increment: q880-card;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card::before {
  content: counter(q880-card);
  position: absolute;
  top: 0.7rem;
  left: 0.85rem;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  line-height: 1;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-bg-card) 70%, transparent);
}

.card:hover,
.card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--color-primary) 38%, var(--color-border));
}

.card img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  border-radius: var(--radius) var(--radius) 0 0;
}

.card-body {
  padding: 1rem 1.25rem;
}

.card > h3,
.card > h4,
.card > p,
.card > a,
.card > ul,
.card > ol,
.card > div:not(.card-body):not(:first-child) {
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.card > :not(img):last-child {
  padding-bottom: 1rem;
}

.card h3,
.card h4 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.card p {
  margin: 0;
  line-height: var(--line-height-base);
  color: var(--color-text-muted);
}

.btn {
  display: inline-block;
  max-width: 100%;
  padding: 0.8rem 1.3rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  text-align: center;
  word-break: break-word;
  white-space: normal;
  cursor: pointer;
  box-shadow: 0 0 20px color-mix(in srgb, var(--color-primary) 14%, transparent);
  transition: transform var(--transition), filter var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  filter: brightness(0.9);
  color: var(--color-text-on-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: color-mix(in srgb, var(--color-primary) 14%, transparent);
  color: var(--color-primary);
}

.site-footer {
  background: var(--color-bg-alt);
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
}

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

.footer-inner,
.footer-inner p,
.footer-inner li,
.footer-inner span {
  color: var(--color-text);
}

.footer-inner a {
  color: #E8E8E8;
}

.footer-inner .btn-primary {
  color: var(--color-text-on-primary) !important;
}

.footer-inner .btn-secondary {
  color: var(--color-primary) !important;
}

.faq-section {
  padding: var(--section-space) 0;
  background: var(--color-bg);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  background: var(--glass-bg);
  overflow: hidden;
  backdrop-filter: blur(10px);
  transition: 0.2s ease;
}

.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: 0 2px 12px var(--color-shadow);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-md);
  list-style: none;
  user-select: none;
  position: relative;
  padding-right: 2rem;
  color: var(--color-text);
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: #E8E8E8;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item[open] > .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 1.25rem 1.25rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.faq-answer p {
  margin: 0.75rem 0 0;
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
}

label {
  display: inline-block;
  margin-bottom: 0.4rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

input,
textarea,
select {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-bg-card) 78%, transparent);
  color: var(--color-text);
  font: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 20%, transparent);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

button[type='submit'] {
  display: inline-block;
  padding: 0.8rem 1.3rem;
  border-radius: 999px;
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: transform var(--transition), filter var(--transition);
}

button[type='submit']:hover,
button[type='submit']:focus-visible {
  transform: translateY(-1px);
  filter: brightness(0.9);
}

table {
  width: 100%;
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
  border-spacing: 0;
}

th,
td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  text-align: left;
  color: var(--color-text);
}

th {
  font-weight: var(--font-weight-bold);
  background: var(--color-bg-alt);
}

tr:nth-child(even) {
  background: var(--color-bg-alt);
}

tr:nth-child(odd) {
  background: var(--color-bg);
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.compare-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  text-align: left;
  display: table;
}

.compare-table th,
.compare-table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.compare-table thead th {
  background: var(--color-bg-alt);
  font-weight: var(--font-weight-bold);
}

.compare-table tbody tr:nth-child(even) {
  background: var(--color-bg-alt);
}

.compare-table tbody tr:nth-child(odd) {
  background: var(--color-bg);
}

.compare-table td:first-child {
  font-weight: var(--font-weight-medium);
}

.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: var(--space-1);
}

.mt-2 {
  margin-top: var(--space-3);
}

.mt-3 {
  margin-top: var(--space-5);
}

.mt-4 {
  margin-top: var(--space-7);
}

.hidden {
  display: none !important;
}

.fa-circle-check {
  color: #4ADE80;
}

.fa-circle-xmark {
  color: #F87171;
}

.fa-star {
  color: #F5B64C;
}

.card .fa-solid,
.section .fa-2x {
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .container {
    max-width: 960px;
    padding: 0 1.5rem;
    margin: 0 auto;
  }

  .site-header .container {
    justify-content: space-between;
  }

  .site-logo img {
    height: 44px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    display: block;
  }

  .nav-toggle-label {
    display: none !important;
  }

  .site-nav {
    display: flex !important;
    align-items: center;
    position: static;
    background: transparent;
    border-top: none;
    box-shadow: none;
    order: -1;
    margin-right: auto;
  }

  .nav-list {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center;
    gap: 1.5rem;
    padding: 0;
    margin: 0;
    list-style: none;
    justify-content: flex-start;
  }

  .nav-link {
    display: inline-block;
    font-size: var(--font-size-sm);
    padding: 0.4rem 0.75rem;
    border-bottom: none;
    white-space: nowrap;
  }

  .nav-link::after {
    left: 0.75rem;
    bottom: 0.15rem;
  }

  .nav-link:hover::after,
  .nav-link:focus-visible::after {
    width: calc(100% - 1.5rem);
  }

  .nav-dropdown-menu {
    position: absolute !important;
    top: 100%;
    left: 0;
    z-index: 9999;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    border: 1px solid var(--color-border);
    padding: 0.5rem 0;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
  }

  .hero {
    min-height: 60vh;
  }

  .hero h1 {
    font-size: var(--font-size-3xl);
  }

  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }

  .footer-inner {
    flex-direction: row;
    text-align: left;
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 1200px;
    padding: 0 2rem;
    margin: 0 auto;
  }

  .hero {
    min-height: 70vh;
  }

  .hero h1 {
    font-size: var(--font-size-hero);
  }

  .section {
    padding: 4rem 0;
  }
}
.hero .btn-secondary{color:var(--color-text-on-primary);border-color:var(--color-text-on-primary);}

/* === Language-correct fonts (injected deterministically post-generation) === */
:root{--font-family-base:'Anek Bangla', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;--font-family-heading:'Anek Bangla', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;}
html,body,input,button,select,textarea,.btn,.nav-link{font-family:'Anek Bangla', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif !important;}
body{line-height:1.8;}
h1,h2,h3,h4,h5,h6,.section-title,.hero h1{font-family:'Anek Bangla', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif !important;}

/* === Layout guardrails (deterministic — leader feedback 2026-09) === */
@media (min-width: 768px) {
  .footer-inner {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: flex-start !important;
    justify-content: space-between !important;
    gap: 1.5rem 2rem !important;
  }
  .footer-inner > * { min-width: 0; max-width: 100%; }
}
.header-actions { display: inline-flex; align-items: center; gap: 8px; margin-left: auto; flex-shrink: 0; white-space: nowrap; }
.header-actions .btn { padding: 6px 14px; font-size: 13px; line-height: 1.2; white-space: nowrap !important; flex-shrink: 0; }
@media (min-width: 768px) {
  /* Relieve nav crowding: drop oversized layout-variant side margins and let nav
     items wrap gracefully instead of squeezing the Register/Login buttons into
     vertical letter-stacks. */
  .site-nav { margin-right: 0 !important; margin-left: 0 !important; min-width: 0; }
  .nav-list { flex-wrap: wrap !important; row-gap: 4px; column-gap: 1rem; }
}
@media (max-width: 767px) {
  .header-actions { display: none; }   /* mobile uses the fixed bottom CTA bar */
  body { padding-bottom: 64px; }        /* reserve space for the fixed mobile bar */
}
/* Standalone content images (NOT inside a .card) must stay a standard, contained
   size — never stretch to the full container width (the "image too big" bug). Cards
   keep their own .card img rule; the hero keeps its layout-specific sizing. */
.section:not(.hero) > .container > img,
.section:not(.hero) > img,
.container > img:not(.site-logo img) {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin: 1.5rem auto;
  border-radius: var(--radius, 10px);
}
/* Hero image stays prominent but contained (not full-width) like the reference. */
.hero img { max-width: 640px; height: auto; }

/* === Language switcher (V3 multi-language) === */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 14px;
  flex-shrink: 0;
}
.lang-switcher .lang-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  padding: 4px 10px;
  border-radius: 4px;
  color: var(--color-text-on-primary, #fff);
  opacity: 0.9;
  transition: opacity 0.15s, background 0.15s;
  border: 1px solid rgba(255,255,255,0.35);
  letter-spacing: 0.3px;
}
.lang-switcher .lang-link:hover {
  opacity: 1;
  background: rgba(255,255,255,0.15);
}
.lang-switcher .lang-flag {
  width: 20px;
  height: 15px;
  object-fit: cover;
  border-radius: 2px;
  display: inline-block;
  box-shadow: 0 0 1px rgba(0,0,0,0.5);
}
.lang-switcher .lang-active {
  opacity: 1;
  background: rgba(255,255,255,0.2);
}
@media (max-width: 767px) {
  .lang-switcher {
    margin: 6px 0 0 0;
    justify-content: center;
  }
}