:root {
  --navy: #102a43;
  --navy-2: #163f67;
  --blue: #1368ce;
  --blue-soft: #eaf4ff;
  --orange: #ed6a17;
  --orange-dark: #cf4f00;
  --ink: #182738;
  --muted: #687586;
  --line: #dfe7ef;
  --surface: #ffffff;
  --surface-soft: #f7fafc;
  --warm: #fff8ef;
  --shadow: 0 18px 50px rgba(16, 42, 67, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Noto Sans Bengali", system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
}

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

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.topbar {
  background: #fbfaf6;
  border-bottom: 1px solid #eee9df;
  font-size: 13px;
}

.topbar-inner {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.topbar span {
  color: #e84257;
}

.top-links {
  display: flex;
  gap: 18px;
  white-space: nowrap;
}

.top-links a:hover {
  color: var(--orange);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 84px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

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

.brand-mark {
  width: 42px;
  height: 48px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(160deg, #f6982f, #e85b0d);
  border-radius: 10px 10px 13px 13px;
  font-size: 19px;
  box-shadow: 0 10px 24px rgba(237,106,23,.2);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-size: 25px;
  letter-spacing: -0.02em;
}

.brand-name strong {
  color: var(--navy);
}

.brand-name em {
  color: var(--orange);
  font-style: normal;
  font-weight: 500;
}

.brand-tagline {
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
}

.main-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 25px;
  font-weight: 600;
  font-size: 15px;
}

.main-nav a {
  position: relative;
  padding: 30px 0 26px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 19px;
  height: 2px;
  border-radius: 2px;
  background: var(--navy);
  transform: scaleX(0);
  transition: transform .2s ease;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}

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

.search-box {
  width: 220px;
  height: 44px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #fff;
  padding: 0 12px;
}

.search-box input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.search-box span {
  color: var(--navy);
  font-size: 21px;
}

.cart-button {
  position: relative;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 23px;
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -8px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: white;
  background: var(--orange);
  font-size: 11px;
  font-weight: 700;
}

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 76% 34%, rgba(237, 106, 23, 0.08), transparent 24%),
    linear-gradient(90deg, #fffdf9 0%, #f7efe4 100%);
  border-bottom: 1px solid #efe8df;
}

.hero-grid {
  min-height: 470px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 50px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 8px;
}

.hero h1,
.section h2 {
  margin: 0;
  color: var(--navy);
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.06;
}

.hero-copy > p {
  max-width: 560px;
  margin: 22px 0 24px;
  color: #445466;
  font-size: 18px;
}

.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-radius: 10px;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.primary-btn {
  border: 0;
  background: linear-gradient(135deg, var(--orange), #f07b22);
  color: white;
  padding: 13px 21px;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(237,106,23,.2);
}

.primary-btn:hover,
.secondary-btn:hover {
  transform: translateY(-1px);
}

.primary-btn:hover {
  background: var(--orange-dark);
}

.secondary-btn {
  border: 1px solid #b7c5d3;
  color: var(--navy);
  padding: 10px 16px;
  background: white;
  font-weight: 600;
}

.hero-benefits {
  margin-top: 30px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  color: #415163;
  font-size: 14px;
}

.hero-visual {
  min-height: 410px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.package-scene {
  width: 82%;
  height: 350px;
  position: relative;
  display: grid;
  place-items: center;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.45), rgba(255,255,255,.12)),
    radial-gradient(circle at 50% 65%, rgba(152, 111, 70, .16), transparent 40%);
}

.package-box {
  width: min(360px, 78%);
  aspect-ratio: 1.75 / 1;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 26%;
  border-radius: 7px;
  background:
    linear-gradient(25deg, rgba(255,255,255,.12), transparent 30%),
    #bd7f42;
  box-shadow: 0 24px 35px rgba(95, 61, 30, .28), inset 0 0 0 1px rgba(79,48,22,.25);
  transform: perspective(850px) rotateY(-8deg) rotateX(2deg);
}

.package-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20%;
  width: 26%;
  height: 100%;
  background: rgba(255, 233, 197, .22);
  border-left: 1px solid rgba(255,255,255,.2);
  border-right: 1px solid rgba(91,52,19,.12);
}

.package-logo {
  position: relative;
  z-index: 1;
  font-size: 25px;
  font-weight: 800;
  color: #172c3e;
}

.package-logo span {
  color: #2e3f4d;
  font-weight: 500;
}

.package-tagline {
  position: relative;
  z-index: 1;
  color: #283c4e;
  font-size: 12px;
}

.package-shadow {
  position: absolute;
  width: 53%;
  height: 28px;
  bottom: 60px;
  border-radius: 50%;
  background: rgba(61,37,19,.16);
  filter: blur(12px);
}

.slogan {
  position: absolute;
  z-index: 2;
  right: 0;
  top: 56px;
  color: #151515;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.25;
  transform: rotate(-4deg);
}

.slogan::after {
  content: "";
  display: block;
  width: 100%;
  height: 5px;
  margin-top: 5px;
  border-radius: 99px;
  background: var(--orange);
  transform: rotate(-8deg);
}

.section {
  padding: 66px 0;
}

.products-section {
  background: #fff;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 26px;
}

.section h2 {
  font-size: clamp(28px, 3vw, 40px);
}

.section-heading > a {
  color: var(--blue);
  font-weight: 700;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.category-card {
  min-height: 210px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, #fff, #fbfdff);
  box-shadow: 0 8px 22px rgba(16,42,67,.05);
  transition: transform .2s ease, box-shadow .2s ease;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px rgba(16,42,67,.09);
}

.category-icon {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  border-radius: 15px;
  background: #f5f7fa;
  font-size: 33px;
}

.category-card h3 {
  margin: 0 0 7px;
  color: var(--navy);
  font-size: 18px;
}

.category-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.highlight-card {
  background: linear-gradient(180deg, #fffaf2, #fff);
  border-color: #f0d7b7;
}

.value-strip {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  border-radius: 14px;
  background: #cfe4f8;
}

.value-strip > div {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: var(--blue-soft);
  padding: 20px;
}

.value-icon {
  font-size: 31px;
}

.value-strip p {
  margin: 0;
  color: #27405a;
  font-size: 14px;
}

.about-section {
  padding-top: 0;
}

.about-card {
  display: grid;
  grid-template-columns: 230px 1fr 260px;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 12px 35px rgba(16,42,67,.06);
}

.about-visual {
  min-height: 220px;
  position: relative;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #e8f4e7, #fff6e8);
}

.person-illustration {
  font-size: 84px;
}

.mini-package {
  position: absolute;
  bottom: 31px;
  right: 25px;
  padding: 8px 11px;
  border-radius: 4px;
  background: #b87c40;
  color: #102a43;
  font-size: 11px;
  font-weight: 800;
}

.about-copy {
  padding: 32px 0;
}

.about-copy p {
  color: var(--muted);
}

blockquote {
  margin: 0;
  padding: 28px;
  background: #fff8ef;
  color: #54473c;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 600;
}

blockquote cite {
  display: block;
  margin-top: 15px;
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  font-weight: 500;
}

.help-section {
  padding-top: 0;
}

.help-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 34px 40px;
  border-radius: 18px;
  background: linear-gradient(135deg, #eef6ff, #fff9f1);
  border: 1px solid #dae7f3;
}

.help-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,.84);
  padding: 48px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand {
  font-size: 25px;
  font-weight: 800;
  color: white;
}

.footer-brand span {
  color: #f79038;
  font-weight: 500;
}

.site-footer h3 {
  margin: 0 0 12px;
  color: white;
  font-size: 14px;
}

.site-footer a {
  display: block;
  margin: 5px 0;
  color: rgba(255,255,255,.73);
  font-size: 13px;
}

.site-footer a:hover {
  color: white;
}

.social-row {
  display: flex;
  gap: 12px;
  font-weight: 700;
}

.footer-bottom {
  margin-top: 35px;
  padding-top: 17px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  border-top: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.55);
  font-size: 11px;
}

.assistant-launcher {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 178px;
  border: 0;
  border-radius: 999px;
  padding: 10px 16px 10px 10px;
  color: white;
  background: linear-gradient(135deg, #0754a7, #1677e8);
  box-shadow: 0 18px 38px rgba(0, 78, 170, .28);
  cursor: pointer;
  text-align: left;
}

.launcher-icon,
.assistant-avatar {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #0754a7;
  background: white;
  font-weight: 800;
}

.launcher-icon {
  width: 38px;
  height: 38px;
}

.assistant-launcher strong,
.assistant-launcher small {
  display: block;
}

.assistant-launcher small {
  margin-top: 1px;
  color: rgba(255,255,255,.78);
  font-size: 10px;
}

.assistant-panel {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 70;
  width: min(390px, calc(100vw - 28px));
  height: min(610px, calc(100vh - 48px));
  display: flex;
  flex-direction: column;
  border: 1px solid #b8d0e7;
  border-radius: 18px;
  overflow: hidden;
  background: white;
  box-shadow: 0 24px 70px rgba(16,42,67,.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(18px) scale(.98);
  transform-origin: bottom right;
  transition: opacity .22s ease, transform .22s ease, visibility .22s ease;
}

.assistant-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.assistant-header {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  color: white;
  background: linear-gradient(135deg, #0754a7, #1677e8);
}

.assistant-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.assistant-avatar {
  width: 42px;
  height: 42px;
}

.assistant-title strong,
.assistant-title small {
  display: block;
}

.assistant-title small {
  color: rgba(255,255,255,.76);
  font-size: 10px;
}

.assistant-actions {
  display: flex;
  gap: 5px;
}

.assistant-actions button {
  width: 31px;
  height: 31px;
  border: 0;
  border-radius: 8px;
  color: white;
  background: transparent;
  cursor: pointer;
  font-size: 20px;
}

.assistant-actions button:hover {
  background: rgba(255,255,255,.12);
}

.chat-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  background: #fbfcfe;
}

.message {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 14px;
}

.message-avatar {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--blue);
  font-size: 12px;
}

.bubble {
  max-width: 82%;
  padding: 12px 13px;
  border-radius: 13px;
  background: #f0f4f8;
  color: #2d4053;
  font-size: 14px;
}

.bubble p {
  margin: 6px 0 0;
}

.user-message {
  justify-content: flex-end;
}

.user-message .bubble {
  background: #e6f3ea;
  color: #244d34;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 12px 38px;
}

.quick-actions button {
  border: 1px solid #9ec5f1;
  border-radius: 999px;
  padding: 8px 11px;
  color: #0754a7;
  background: white;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}

.quick-actions button:hover {
  background: #eef6ff;
}

.demo-note {
  margin: 16px 0 0 38px;
  padding: 10px 12px;
  border-radius: 9px;
  color: #775522;
  background: #fff7df;
  font-size: 10px;
}

.chat-input {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px;
  border-top: 1px solid var(--line);
  background: white;
}

.chat-input input {
  flex: 1;
  min-width: 0;
  height: 44px;
  padding: 0 13px;
  border: 1px solid #d4e0eb;
  border-radius: 12px;
  outline: 0;
}

.chat-input input:focus {
  border-color: #69a8e8;
  box-shadow: 0 0 0 3px rgba(19,104,206,.08);
}

.chat-input button {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  color: white;
  background: var(--blue);
  cursor: pointer;
  font-size: 18px;
}

@media (max-width: 1020px) {
  .nav-wrap {
    grid-template-columns: auto 1fr;
  }

  .main-nav {
    display: none;
  }

  .nav-actions {
    justify-content: end;
  }

  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

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

  .about-card {
    grid-template-columns: 200px 1fr;
  }

  .about-card blockquote {
    grid-column: 1 / -1;
    margin: 0 24px 24px;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 24px, 1180px);
  }

  .topbar-inner {
    min-height: 34px;
    justify-content: center;
    text-align: center;
  }

  .top-links {
    display: none;
  }

  .nav-wrap {
    min-height: 72px;
    grid-template-columns: 1fr auto;
    gap: 10px;
  }

  .brand-name {
    font-size: 21px;
  }

  .brand-tagline {
    display: none;
  }

  .brand-mark {
    width: 36px;
    height: 42px;
  }

  .search-box {
    display: none;
  }

  .hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
    padding: 55px 0 30px;
  }

  .hero h1 {
    font-size: 45px;
  }

  .hero-copy > p {
    font-size: 16px;
  }

  .hero-visual {
    min-height: 310px;
  }

  .package-scene {
    height: 280px;
    width: 100%;
  }

  .slogan {
    right: 10px;
    top: 28px;
    font-size: 19px;
  }

  .section {
    padding: 48px 0;
  }

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

  .value-strip {
    grid-template-columns: 1fr;
  }

  .value-strip > div {
    justify-content: flex-start;
  }

  .about-card {
    grid-template-columns: 1fr;
  }

  .about-visual {
    min-height: 180px;
  }

  .about-copy {
    padding: 0 24px;
  }

  .about-card blockquote {
    grid-column: auto;
  }

  .help-card {
    align-items: flex-start;
    flex-direction: column;
    padding: 28px;
  }

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

  .assistant-launcher {
    right: 14px;
    bottom: 14px;
  }

  .assistant-panel {
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100dvh;
    max-height: none;
    border: 0;
    border-radius: 0;
  }
}

@media (max-width: 500px) {
  .hero h1 {
    font-size: 38px;
  }

  .hero-benefits {
    gap: 10px 16px;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .assistant-launcher {
    min-width: 0;
    padding-right: 11px;
  }

  .assistant-launcher small {
    display: none;
  }
}
.assistant-launcher {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 60;

    display: flex;
    align-items: center;
    gap: 10px;

    min-width: 178px;
    padding: 10px 16px 10px 10px;

    border: none;
    border-radius: 999px;

    background: linear-gradient(135deg, #0754a7, #1677e8);
    color: white;

    box-shadow: 0 18px 38px rgba(0, 78, 170, 0.28);

    cursor: pointer;
    text-align: left;
}

.launcher-icon {
    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    flex: 0 0 auto;

    border-radius: 50%;

    background: white;
    color: #0754a7;

    font-weight: 800;
}

.assistant-launcher strong,
.assistant-launcher small {
    display: block;
}

.assistant-launcher strong {
    font-size: 15px;
}

.assistant-launcher small {
    margin-top: 1px;
    font-size: 10px;
    color: rgba(255, 255, 255, 0.78);
}