:root {
  color-scheme: light;
  --bg: #fbf8f0;
  --surface: #ffffff;
  --surface-soft: #f3eee3;
  --ink: #13211f;
  --muted: #5d6b67;
  --teal: #0f4f4a;
  --teal-2: #176a62;
  --gold: #d6a94b;
  --gold-soft: #f2e2b9;
  --border: #ddd4c4;
  --shadow: 0 24px 70px rgba(19, 33, 31, 0.12);
  --radius: 8px;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans Bengali", "Noto Sans", Arial, sans-serif;
  line-height: 1.65;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px max(24px, calc((100vw - var(--max)) / 2));
  background: rgba(251, 248, 240, 0.92);
  border-bottom: 1px solid rgba(221, 212, 196, 0.78);
  backdrop-filter: blur(18px);
}

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

.brand strong {
  display: block;
  font-size: 1.06rem;
  line-height: 1.1;
}

.brand small {
  color: var(--muted);
  font-size: 0.88rem;
}

.site-header nav,
.site-footer nav {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 0.94rem;
}

.site-header nav a,
.site-footer nav a,
.text-link {
  text-decoration: none;
}

.site-header nav a,
.site-footer nav a {
  white-space: nowrap;
}

.site-header nav a:hover,
.site-footer nav a:hover,
.text-link:hover {
  color: var(--teal);
}

.section-shell,
.feature-band,
.privacy-band,
.site-footer,
.policy-page {
  width: min(var(--max), calc(100vw - 40px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.86fr);
  gap: 54px;
  align-items: center;
  min-height: calc(100vh - 82px);
  padding: 56px 0 46px;
}

.hero h1 {
  max-width: 780px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.5rem, 6.4vw, 5.5rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero p {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
}

.button.primary {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 14px 34px rgba(15, 79, 74, 0.22);
}

.button.secondary {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--teal);
}

.section-action {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

.trust-line {
  color: var(--teal) !important;
  font-weight: 700;
  font-size: 0.98rem !important;
}

.hero-media {
  position: relative;
  display: grid;
  justify-items: center;
  isolation: isolate;
}

.phone-frame {
  width: min(330px, 84vw);
  padding: 12px;
  border-radius: 34px;
  background: #13211f;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow);
}

.phone-frame img {
  width: 100%;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
  object-position: top center;
  border-radius: 24px;
  background: var(--surface-soft);
}

.hero-graphic {
  position: absolute;
  right: -20px;
  bottom: 22px;
  z-index: -1;
  width: min(280px, 52vw);
  opacity: 0.95;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading.align-left {
  margin-left: 0;
  text-align: left;
}

.section-heading h2,
.privacy-copy h2,
.disclaimer h2,
.policy-card h1 {
  margin: 0;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-heading p,
.privacy-copy p,
.disclaimer p,
.policy-card p {
  color: var(--muted);
}

.feature-band {
  padding: 74px 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--gold-soft);
  color: var(--teal);
  font-weight: 800;
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.screens {
  padding: 56px 0 74px;
}

.screenshot-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.screenshot-row figure {
  margin: 0;
  padding: 10px;
  background: #13211f;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.screenshot-row img {
  width: 100%;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
  object-position: top center;
  border-radius: 20px;
  background: var(--surface-soft);
}

.screenshot-row figcaption {
  padding: 12px 8px 2px;
  color: #f8f3e8;
  text-align: center;
  font-weight: 700;
}

.intent-band,
.faq-band {
  padding: 70px 0;
}

.intent-grid,
.faq-grid {
  display: grid;
  gap: 14px;
}

.intent-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.faq-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.intent-grid article,
.faq-card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.intent-grid h3,
.faq-card h3 {
  margin: 0 0 8px;
  color: var(--teal);
  font-size: 1.12rem;
}

.intent-grid p,
.faq-card p {
  margin: 0;
  color: var(--muted);
}

.privacy-band {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 30px;
  align-items: center;
  padding: 44px;
  background: var(--teal);
  color: #fff;
  border-radius: var(--radius);
}

.privacy-copy p {
  color: rgba(255, 255, 255, 0.78);
}

.privacy-copy .text-link {
  color: #fff;
  font-weight: 800;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.privacy-list {
  display: grid;
  gap: 12px;
}

.privacy-list div {
  padding: 18px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
}

.privacy-list strong,
.privacy-list span {
  display: block;
}

.privacy-list span {
  color: rgba(255, 255, 255, 0.76);
}

.disclaimer {
  padding: 78px 0;
}

.disclaimer p {
  max-width: 820px;
  font-size: 1.12rem;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 42px;
  border-top: 1px solid var(--border);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer span {
  color: var(--muted);
  font-size: 0.94rem;
}

.policy-page {
  padding: 54px 0 80px;
}

.policy-card {
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 56px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.policy-card h2 {
  margin: 36px 0 10px;
  font-size: 1.35rem;
}

.policy-card a {
  color: var(--teal);
  font-weight: 700;
}

.policy-date {
  margin-top: 0;
  color: var(--teal) !important;
  font-weight: 800;
}

.content-page {
  width: min(var(--max), calc(100vw - 40px));
  margin: 0 auto;
  padding: 58px 0 80px;
}

.content-hero {
  max-width: 920px;
  margin-bottom: 34px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-weight: 800;
}

.content-hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.content-hero p {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.content-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.content-card,
.answer-stack article {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.content-card h2,
.answer-stack h2,
.note-band h2 {
  margin: 0 0 10px;
  font-size: 1.28rem;
  line-height: 1.28;
}

.content-card p,
.answer-stack p,
.note-band p {
  margin: 0;
  color: var(--muted);
}

.note-band {
  margin: 24px 0;
  padding: 34px;
  background: var(--teal);
  color: #fff;
  border-radius: var(--radius);
}

.note-band p {
  max-width: 840px;
  color: rgba(255, 255, 255, 0.78);
}

.check-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.warning-list li::marker {
  color: var(--gold);
}

.answer-stack {
  display: grid;
  gap: 14px;
  max-width: 920px;
}

.answer-stack a {
  color: var(--teal);
  font-weight: 800;
}

.disclaimer.compact {
  padding: 34px 0 0;
}

@media (max-width: 880px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-header nav {
    width: 100%;
    gap: 14px;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .privacy-band {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 34px;
    min-height: auto;
    padding-top: 34px;
  }

  .feature-grid,
  .content-grid,
  .content-grid.two-col,
  .intent-grid,
  .faq-grid,
  .screenshot-row {
    grid-template-columns: 1fr;
  }

  .screenshot-row {
    max-width: 360px;
    margin: 0 auto;
  }

  .privacy-band {
    width: min(calc(100vw - 32px), var(--max));
    padding: 28px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .section-shell,
  .feature-band,
  .privacy-band,
  .site-footer,
  .policy-page,
  .content-page {
    width: min(calc(100vw - 28px), var(--max));
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}