:root {
  --reach-cyan: #00a6c8;
  --delivery-green: #73be44;
  --deep-ink: #15171b;
  --ink-raised: #1b1e23;
  --ink-soft: #22262c;
  --signal-white: #ffffff;
  --cloud-gray: #f3f6f7;
  --line: #343940;
  --background: #15171b;
  --foreground: #ffffff;
  --card: #1b1e23;
  --card-foreground: #ffffff;
  --popover: #ffffff;
  --popover-foreground: #15171b;
  --primary: #00a6c8;
  --primary-foreground: #082a32;
  --secondary: #22262c;
  --secondary-foreground: #ffffff;
  --muted: #22262c;
  --muted-foreground: #a8b0b6;
  --accent: #73be44;
  --accent-foreground: #17300a;
  --destructive: #e45a61;
  --border: #343940;
  --input: #cbd3d7;
  --ring: #00a6c8;
  --radius: 0.5rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--deep-ink); }
body {
  margin: 0;
  background: var(--deep-ink);
  color: var(--signal-white);
  font-family: "Avenir Next", var(--font-geist-sans, Arial), Helvetica, sans-serif;
}
.lang-bn { font-family: "Noto Sans Bengali", "Hind Siliguri", Arial, sans-serif; }
.lang-bn .hero h1, .lang-bn .code-shell { font-family: "Avenir Next", var(--font-geist-sans, Arial), Helvetica, sans-serif; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button:active, a[role='button']:active { transform: translateY(1px); }
:focus-visible { outline: 3px solid var(--reach-cyan); outline-offset: 3px; }
::selection { background: var(--reach-cyan); color: #082a32; }

.z-button {
  min-height: 42px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid var(--reach-cyan);
  border-radius: 6px;
  background: var(--reach-cyan);
  color: #082a32;
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.z-button:hover { border-color: #2db8d4; background: #2db8d4; }
.z-button-outline { border-color: rgb(255 255 255 / 42%); background: rgb(21 23 27 / 48%); color: var(--signal-white); }
.z-button-outline:hover { border-color: var(--signal-white); background: rgb(255 255 255 / 10%); color: var(--signal-white); }
.z-button-small { min-height: 36px; padding: 0 13px; font-size: 12px; }
.z-icon { width: 17px; height: 17px; }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; }
.story-media > img { position: absolute; inset: 0; width: 100%; height: 100%; }
.brand-link img { width: 156px; height: auto; }
.menu-toggle, .mobile-nav { display: none; }

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 50%;
  width: min(100% - 40px, 1320px);
  height: 76px;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid rgb(255 255 255 / 18%);
  color: var(--signal-white);
}
.brand-link { width: 156px; display: inline-flex; }
.site-header nav { display: flex; align-items: center; gap: 34px; font-size: 14px; color: #d5dadd; }
.site-header nav a { transition: color .2s ease; }
.site-header nav a:hover { color: var(--signal-white); }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 10px; }
.hotline-link { min-height: 40px; display: inline-flex; align-items: center; gap: 7px; color: #dce2e5; font-size: 12px; white-space: nowrap; }
.hotline-link .dashicons { color: var(--delivery-green); font-size: 16px; width: 16px; height: 16px; }
.hotline-link strong { color: var(--signal-white); font-size: 13px; font-weight: 650; }
.language-toggle { min-height: 38px; padding: 0 11px; display: inline-flex; align-items: center; gap: 7px; border: 1px solid rgb(255 255 255 / 32%); border-radius: 6px; background: rgb(21 23 27 / 42%); font-size: 12px; font-weight: 650; white-space: nowrap; transition: border-color .2s ease, background .2s ease; }
.language-toggle:hover { border-color: var(--reach-cyan); background: rgb(0 166 200 / 14%); }
.language-toggle .dashicons, .mobile-hotline-link .dashicons, .mobile-language-link .dashicons { font-size: 16px; width: 16px; height: 16px; }
.nav-cta { border-radius: 6px; font-weight: 650; white-space: nowrap; }
.mobile-menu-button { display: none; }
.mobile-sheet { padding: 30px 24px; color: var(--deep-ink); }
.mobile-sheet > img { margin-top: 8px; }
.mobile-sheet nav { margin: 45px 0; display: grid; border-top: 1px solid #dce2e5; }
.mobile-sheet nav a { padding: 18px 0; border-bottom: 1px solid #dce2e5; font-size: 22px; font-weight: 520; }
.mobile-hotline-link, .mobile-language-link { margin-top: 22px; display: flex; align-items: center; gap: 9px; color: #536168; font-size: 14px; font-weight: 650; }
.mobile-hotline-link { margin-top: 28px; color: var(--deep-ink); }

.whatsapp-float {
  position: fixed;
  z-index: 35;
  right: 22px;
  bottom: 22px;
  min-height: 50px;
  padding: 0 17px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid #1ca958;
  border-radius: 6px;
  background: #25d366;
  color: #082415;
  box-shadow: 0 12px 30px rgb(0 0 0 / 28%);
  font-size: 14px;
  font-weight: 700;
  transition: transform .2s ease, background .2s ease;
}
.whatsapp-float:hover { transform: translateY(-2px); background: #4ade80; }
.whatsapp-float .dashicons { width: 20px; height: 20px; font-size: 20px; }

.hero {
  position: relative;
  min-height: 620px;
  height: min(790px, calc(100dvh - 72px));
  overflow: hidden;
  background: var(--deep-ink);
  color: var(--signal-white);
}
.hero-image { object-fit: cover; object-position: center; animation: signal-breathe 18s ease-in-out infinite alternate; }
.hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13,15,18,.99) 0%, rgba(13,15,18,.9) 36%, rgba(13,15,18,.34) 72%, rgba(13,15,18,.12) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 40px, 1320px);
  margin: 0 auto;
  padding-top: 142px;
}
.eyebrow { margin: 0 0 22px; color: #b6bec4; font-size: 15px; font-weight: 600; letter-spacing: 0; }
.cyan-text { color: var(--reach-cyan); }
.hero-market { display: flex; align-items: center; gap: 8px; }
.hero-market svg { width: 17px; height: 17px; color: var(--delivery-green); }
.hero h1 { margin: 0; font-size: clamp(78px, 10vw, 156px); line-height: .82; font-weight: 500; letter-spacing: 0; }
.hero-copy { margin: 38px 0 0; max-width: 570px; color: #d0d6da; font-size: 20px; line-height: 1.55; }
.hero-actions { margin-top: 34px; display: flex; gap: 12px; }
.hero-actions > * { min-height: 48px; border-radius: 6px; font-weight: 650; white-space: nowrap; }
.button-outline-dark { border-color: rgb(255 255 255 / 42%); background: rgb(21 23 27 / 48%); color: var(--signal-white); }
.button-outline-dark:hover { border-color: var(--signal-white); background: rgb(255 255 255 / 10%); color: var(--signal-white); }
.delivery-strip {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 0;
  width: min(100% - 40px, 1320px);
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgb(255 255 255 / 22%);
  background: rgb(13 15 18 / 76%);
  backdrop-filter: blur(14px);
}
.delivery-strip > div { min-height: 104px; padding: 24px 22px; border-right: 1px solid rgb(255 255 255 / 16%); }
.delivery-strip > div:last-child { border-right: 0; }
.delivery-strip span, .delivery-strip strong { display: block; }
.delivery-strip span { margin-bottom: 10px; color: #8f9aa2; font-size: 11px; font-weight: 700; letter-spacing: 0; }
.delivery-strip strong { color: #f7f9fa; font-size: 16px; font-weight: 500; }
.delivery-strip .delivery-status { color: #9bd86f; }

.intro-band {
  width: min(100% - 40px, 1320px);
  min-height: 150px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  border-bottom: 1px solid var(--line);
}
.intro-band p { margin: 0; max-width: 430px; color: #f2f5f6; font-size: 22px; line-height: 1.35; font-weight: 520; }
.intro-band div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 26px; color: #98a1a8; font-size: 14px; }

.section { width: min(100% - 40px, 1320px); margin: 0 auto; padding: 120px 0; }
.section-heading { max-width: 800px; }
.section-heading h2, .control-intro h2, .developer-heading h2, .contact-copy h2, .faq-section h2 {
  margin: 0;
  color: var(--signal-white);
  font-size: clamp(42px, 5.4vw, 74px);
  line-height: 1.02;
  font-weight: 500;
  letter-spacing: 0;
}
.section-heading > p:last-child, .control-intro p, .developer-heading p, .contact-copy p, .faq-section > div > p {
  margin: 26px 0 0;
  max-width: 640px;
  color: #9da6ad;
  font-size: 19px;
  line-height: 1.55;
}
[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

.market-band { background: var(--cloud-gray); color: var(--deep-ink); }
.market-inner { padding-top: 110px; padding-bottom: 110px; }
.market-heading { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; align-items: end; }
.market-heading h2, .stories-heading h2, .composer-copy h2, .steps-heading h2 {
  margin: 0;
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: 1.03;
  font-weight: 520;
  letter-spacing: 0;
}
.market-heading h2 { max-width: 760px; }
.market-summary > p { margin: 0; color: #59636a; font-size: 18px; line-height: 1.62; }
.market-summary > span { margin-top: 26px; display: flex; align-items: center; gap: 9px; color: #36525a; font-size: 13px; font-weight: 650; }
.market-summary svg { width: 17px; height: 17px; color: var(--delivery-green); }
.industry-grid { margin-top: 76px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #cbd4d8; border-left: 1px solid #cbd4d8; }
.industry-grid article { min-height: 230px; padding: 36px; border-right: 1px solid #cbd4d8; border-bottom: 1px solid #cbd4d8; }
.industry-grid svg { width: 27px; height: 27px; color: #0088a5; stroke-width: 1.7; }
.industry-mark { color: #0088a5; font-family: ui-monospace, monospace; font-size: 12px; font-weight: 750; }
.industry-grid h3 { margin: 42px 0 0; font-size: 22px; font-weight: 600; }
.industry-grid p { margin: 10px 0 0; max-width: 310px; color: #667178; font-size: 15px; line-height: 1.55; }

.solutions-section { border-bottom: 1px solid var(--line); }
.solution-tabs { margin-top: 70px; display: grid; grid-template-columns: 255px minmax(0, 1fr); gap: 54px; align-items: stretch; }
.solution-tabs .solution-tabs-list { width: 100%; height: auto; align-items: stretch; justify-content: flex-start; gap: 0; padding: 0; border-top: 1px solid var(--line); }
.solution-trigger {
  width: 100%;
  min-height: 76px;
  justify-content: flex-start;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  color: #8f989f;
  font-size: 17px;
  font-weight: 500;
  transition: color .2s ease, padding-left .2s ease;
}
.solution-trigger span { color: #657078; font-family: var(--font-geist-mono), ui-monospace, monospace; font-size: 12px; }
.solution-trigger[data-active] { padding-left: 14px; color: var(--signal-white); }
.solution-trigger[data-active] span { color: var(--reach-cyan); }
.solution-content { min-height: 470px; margin: 0; border-radius: 8px; background: var(--cloud-gray); color: var(--deep-ink); }
.solution-content { display: none; }
.solution-content.is-active { display: grid; grid-template-columns: .88fr 1.12fr; }
.solution-trigger { appearance: none; background: transparent; border-top: 0; border-right: 0; border-left: 0; cursor: pointer; }
.solution-trigger.is-active { padding-left: 14px; color: var(--signal-white); }
.solution-trigger.is-active span { color: var(--reach-cyan); }
.solution-copy { padding: 54px 48px; display: flex; flex-direction: column; justify-content: center; }
.solution-copy h3 { margin: 0; max-width: 440px; font-size: 42px; line-height: 1.05; font-weight: 550; letter-spacing: 0; }
.solution-copy > p { margin: 20px 0 0; color: #606a72; font-size: 17px; line-height: 1.55; }
.solution-copy ul { margin: 34px 0 0; padding: 0; display: grid; gap: 12px; list-style: none; }
.solution-copy li { display: flex; align-items: center; gap: 10px; color: #3f484e; font-size: 14px; }
.solution-copy li svg { width: 17px; color: var(--delivery-green); }
.solution-copy li > span { color: var(--delivery-green); font-weight: 750; }
.message-preview { margin: 24px; padding: 36px; border-radius: 8px; background: var(--signal-white); display: flex; flex-direction: column; justify-content: center; box-shadow: 0 18px 50px rgb(30 54 61 / 10%); }
.message-preview-top { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 13px; }
.message-preview-top > img { width: 42px; height: 42px; }
.message-preview-top div { display: grid; gap: 2px; }
.message-preview-top strong { font-size: 15px; font-weight: 650; }
.message-preview-top span { color: #7a848b; font-size: 12px; }
.message-preview .preview-time { align-self: start; padding-top: 2px; }
.message-bubble { margin: 32px 0 0 55px; padding: 22px 24px; border-radius: 8px; background: #e8f8fb; color: #17323a; font-size: 17px; line-height: 1.5; }
.message-meta { margin: 18px 0 0 55px; display: flex; justify-content: space-between; gap: 20px; color: #7b858c; font-size: 12px; }
.message-meta strong { display: flex; align-items: center; gap: 6px; color: #4b762f; font-weight: 650; }
.message-meta svg { width: 15px; height: 15px; }

.stories-section { overflow: hidden; }
.stories-heading { padding-bottom: 86px; }
.stories-heading h2 { max-width: 780px; }
.stories-heading > p:last-child { margin: 26px 0 0; max-width: 650px; color: #9da6ad; font-size: 19px; line-height: 1.55; }
.story-band { border-top: 1px solid; }
.story-band-light { background: #edf2f3; border-color: #cfd8dc; color: var(--deep-ink); }
.story-band-dark { background: #101216; border-color: #353a41; color: var(--signal-white); }
.story-inner { width: min(100% - 40px, 1320px); margin: 0 auto; padding: 74px 0; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 74px; align-items: center; }
.story-reverse { grid-template-columns: minmax(300px, .65fr) minmax(0, 1.35fr); }
.story-reverse .story-media { order: 2; }
.story-reverse .story-copy { order: 1; }
.story-media { position: relative; min-height: 500px; overflow: hidden; border-radius: 8px; background: #dfe6e8; }
.story-media > img { object-fit: cover; }
.photo-sms { position: absolute; bottom: 24px; width: min(360px, calc(100% - 48px)); padding: 20px; border: 1px solid rgb(21 23 27 / 12%); border-radius: 8px; background: rgb(255 255 255 / 94%); color: var(--deep-ink); box-shadow: 0 18px 46px rgb(11 19 22 / 18%); backdrop-filter: blur(12px); }
.photo-sms-left { left: 24px; }
.photo-sms-right { right: 24px; }
.photo-sms span { color: #6f7980; font-size: 11px; font-weight: 700; }
.photo-sms p { margin: 12px 0 16px; font-size: 15px; line-height: 1.5; }
.photo-sms strong { display: flex; align-items: center; gap: 7px; color: #4b762f; font-size: 12px; }
.photo-sms strong svg { width: 15px; height: 15px; }
.story-copy > span { color: #008ba8; font-size: 11px; font-weight: 750; }
.story-band-dark .story-copy > span { color: #44c1d9; }
.story-copy h3 { margin: 18px 0 0; font-size: clamp(34px, 3.3vw, 50px); line-height: 1.08; font-weight: 540; letter-spacing: 0; }
.story-copy > p { margin: 22px 0 0; color: #647078; font-size: 17px; line-height: 1.62; }
.story-band-dark .story-copy > p { color: #9da6ad; }
.story-copy ul { margin: 30px 0 0; padding: 0; display: grid; gap: 11px; list-style: none; }
.story-copy li { display: flex; align-items: center; gap: 9px; color: #4e5960; font-size: 14px; }
.story-band-dark .story-copy li { color: #c7cdd1; }
.story-copy li svg { width: 16px; height: 16px; color: var(--delivery-green); }
.story-copy li > span { color: var(--delivery-green); font-weight: 750; }

.composer-band { background: var(--signal-white); color: var(--deep-ink); }
.composer-inner { display: grid; grid-template-columns: minmax(0, 1fr) 390px; gap: 110px; align-items: center; }
.composer-copy { max-width: 760px; }
.composer-copy > p:not(.eyebrow) { margin: 24px 0 0; max-width: 650px; color: #657078; font-size: 18px; line-height: 1.6; }
.template-switcher { margin: 36px 0 28px; display: flex; flex-wrap: wrap; gap: 10px; }
.template-switcher button { border-radius: 6px; }
.template-switcher .z-button:not(.is-active) { border-color: #bdc8cc; background: transparent; color: #41494f; }
.template-switcher .z-button:not(.is-active):hover { border-color: #718087; background: #eef3f4; }
.composer-copy label { display: block; margin-bottom: 9px; color: #41494f; font-size: 13px; }
.composer-copy textarea { min-height: 126px; padding: 16px; border-color: #bdc8cc; border-radius: 6px; background: #f8fafb; color: var(--deep-ink); font-size: 17px; line-height: 1.55; resize: vertical; }
.message-counts { min-height: 42px; display: flex; align-items: center; flex-wrap: wrap; gap: 10px 22px; border-bottom: 1px solid #ccd5d8; color: #69747a; font-size: 12px; }
.phone-preview { position: relative; width: 100%; min-height: 620px; padding: 74px 28px 30px; border: 8px solid #25292e; border-radius: 34px; background: #eef3f4; box-shadow: 0 28px 70px rgb(16 35 42 / 16%); }
.phone-speaker { position: absolute; top: 22px; left: 50%; width: 76px; height: 6px; transform: translateX(-50%); border-radius: 10px; background: #30353a; }
.phone-header { display: flex; align-items: center; gap: 12px; padding-bottom: 20px; border-bottom: 1px solid #d2dade; }
.phone-header > svg { width: 38px; height: 38px; padding: 9px; border-radius: 50%; background: var(--reach-cyan); color: #06343e; }
.phone-header > img { width: 38px; height: 38px; }
.phone-header div { display: grid; gap: 2px; }
.phone-header strong { font-size: 14px; }
.phone-header span { color: #78848b; font-size: 11px; }
.phone-date { margin: 28px 0 14px; color: #7d898f; font-size: 11px; text-align: center; }
.phone-message { margin-left: 24px; padding: 19px; border-radius: 8px 8px 3px 8px; background: #dff4f8; color: #17343b; font-size: 16px; line-height: 1.55; overflow-wrap: anywhere; }
.phone-delivery { margin-top: 13px; display: flex; justify-content: flex-end; align-items: center; gap: 6px; color: #4e7735; font-size: 11px; }
.phone-delivery svg { width: 14px; height: 14px; }

.steps-section { border-bottom: 1px solid var(--line); }
.steps-heading { max-width: 720px; }
.steps-list { margin-top: 70px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.steps-list article { position: relative; min-height: 310px; padding: 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.steps-list article > span { color: #6f7a82; font-family: var(--font-geist-mono), ui-monospace, monospace; font-size: 12px; }
.steps-list article > div { margin-top: 76px; }
.steps-list h3 { margin: 0; font-size: 28px; font-weight: 550; }
.steps-list p { margin: 12px 0 0; max-width: 300px; color: #98a1a8; font-size: 15px; line-height: 1.55; }
.steps-list article > svg { position: absolute; top: 30px; right: 30px; width: 24px; height: 24px; color: var(--reach-cyan); stroke-width: 1.7; }

.control-section { display: grid; grid-template-columns: .78fr 1.22fr; gap: 100px; align-items: start; border-bottom: 1px solid var(--line); }
.control-intro { position: sticky; top: 70px; }
.control-intro h2 { font-size: clamp(42px, 4.7vw, 66px); }
.control-ledger { border-top: 1px solid var(--line); }
.control-ledger article { min-height: 142px; display: grid; grid-template-columns: 42px 1fr auto; gap: 22px; align-items: center; border-bottom: 1px solid var(--line); }
.control-ledger article > svg { width: 25px; height: 25px; color: var(--reach-cyan); stroke-width: 1.7; }
.control-ledger h3 { margin: 0; font-size: 21px; font-weight: 550; }
.control-ledger p { margin: 8px 0 0; max-width: 470px; color: #98a1a8; font-size: 15px; line-height: 1.5; }
.control-ledger article > span { display: flex; align-items: center; gap: 8px; color: #9bd86f; font-size: 12px; font-weight: 650; white-space: nowrap; }
.control-ledger article > .control-mark { width: 12px; height: 12px; border: 3px solid var(--reach-cyan); border-radius: 50%; background: transparent; }
.control-ledger article > span svg { width: 15px; height: 15px; }

.developer-section { border-bottom: 1px solid var(--line); }
.developer-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 60px; }
.developer-heading > div { max-width: 760px; }
.developer-heading a { display: inline-flex; align-items: center; gap: 9px; padding-bottom: 5px; border-bottom: 1px solid var(--reach-cyan); color: #d8dde0; font-size: 15px; white-space: nowrap; }
.developer-heading a svg { width: 17px; }
.code-shell { margin-top: 68px; min-height: 500px; display: block; overflow: hidden; border: 1px solid #3a4048; border-radius: 8px; background: #0e1013; }
.code-toolbar { height: 68px; display: flex; align-items: center; justify-content: space-between; padding: 0 22px 0 14px; border-bottom: 1px solid #343a42; }
.code-tabs { height: 100%; display: flex; align-items: center; gap: 8px; }
.code-tab { height: 100%; padding: 0 16px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: #838d95; font: inherit; cursor: pointer; }
.code-tab.is-active { border-bottom-color: var(--reach-cyan); color: var(--signal-white); }
.code-copy { border: 0; background: transparent; color: #dbe0e3; cursor: pointer; }
.code-panel { display: none; min-height: 334px; padding: 42px 48px; }
.code-panel.is-active { display: block; }
.code-toolbar [data-slot='tabs-list'] { height: 100%; padding: 0; gap: 8px; }
.code-toolbar [data-slot='tabs-trigger'] { height: 100%; padding: 0 16px; border-radius: 0; color: #838d95; }
.code-toolbar [data-slot='tabs-trigger'][data-active] { color: var(--signal-white); }
.code-toolbar [data-slot='tabs-trigger'][data-active]:after { background: var(--reach-cyan); }
.code-toolbar button { color: #dbe0e3; }
.code-shell [data-slot='tabs-content'] { min-height: 334px; padding: 42px 48px; }
.code-shell pre { margin: 0; overflow-x: auto; color: #e4e9eb; font-family: var(--font-geist-mono), ui-monospace, monospace; font-size: 15px; line-height: 1.72; }
.code-response { min-height: 98px; padding: 22px 48px; display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 24px; border-top: 1px solid #343a42; background: #15181c; }
.code-response span { color: #9bd86f; font-family: var(--font-geist-mono), ui-monospace, monospace; font-size: 12px; }
.code-response code { color: #aab3b9; font-family: var(--font-geist-mono), ui-monospace, monospace; font-size: 13px; }
.developer-facts { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.developer-facts > div { min-height: 170px; padding: 34px; display: grid; align-content: start; border-right: 1px solid var(--line); }
.developer-facts > div:last-child { border-right: 0; }
.developer-facts svg { width: 23px; height: 23px; margin-bottom: 24px; color: var(--reach-cyan); stroke-width: 1.7; }
.developer-facts strong { font-size: 16px; font-weight: 600; }
.developer-facts span { margin-top: 8px; color: #8f999f; font-size: 14px; }
.developer-facts .fact-mark { margin: 0 0 24px; color: var(--reach-cyan); font-family: ui-monospace, monospace; font-size: 12px; font-weight: 750; }

.use-cases-section { border-bottom: 1px solid var(--line); }
.compact-heading { max-width: 720px; }
.use-case-list { margin-top: 70px; border-top: 1px solid var(--line); }
.use-case-list article { min-height: 132px; display: grid; grid-template-columns: 56px 54px .8fr 1.25fr 30px; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); transition: background .25s ease, padding .25s ease; }
.use-case-list article:hover { padding: 0 20px; background: var(--ink-raised); }
.use-case-list article > span { color: #667078; font-family: var(--font-geist-mono), ui-monospace, monospace; font-size: 12px; }
.use-case-list article > svg { width: 26px; height: 26px; color: var(--reach-cyan); stroke-width: 1.7; }
.use-case-list article > svg:last-child { width: 20px; color: #69737a; }
.use-case-list .case-mark { width: 16px; height: 16px; margin: 0; border: 4px solid var(--reach-cyan); border-radius: 50%; }
.use-case-list h3 { margin: 0; font-size: 27px; font-weight: 520; }
.use-case-list p { margin: 0; color: #98a1a8; font-size: 16px; }

.contact-section { display: grid; grid-template-columns: .88fr 1.12fr; gap: 100px; align-items: start; border-bottom: 1px solid var(--line); }
.contact-copy > img { margin-bottom: 44px; }
.contact-copy > img { width: 72px; height: 72px; }
.contact-copy h2 { font-size: clamp(42px, 4.7vw, 66px); }
.contact-form, .form-success { min-height: 530px; padding: 46px; border-radius: 8px; background: var(--cloud-gray); color: var(--deep-ink); }
.contact-form { display: grid; align-content: start; gap: 26px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.contact-form label { margin-bottom: 9px; color: #41494f; font-size: 13px; }
.contact-form input, .contact-form textarea, .contact-form select { min-height: 46px; border-color: #c8d0d4; background: var(--signal-white); border-radius: 6px; color: var(--deep-ink); font-size: 15px; }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; padding: 10px 12px; border-style: solid; border-width: 1px; font: inherit; }
.contact-form label { display: block; }
.contact-form textarea { min-height: 110px; padding: 12px; resize: vertical; }
.contact-form [data-slot='native-select-wrapper'] { width: 100%; }
.contact-form button[type='submit'] { width: fit-content; min-height: 50px; border-radius: 6px; font-weight: 650; }
.contact-form button[type='submit'] svg { width: 17px; }
.form-error { margin: -10px 0 0; color: #b92f3a; font-size: 13px; }
.form-success { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.form-success > svg { width: 48px; height: 48px; color: var(--delivery-green); }
.form-success h3 { margin: 30px 0 0; font-size: 42px; font-weight: 550; }
.form-success p { margin: 15px 0 28px; max-width: 440px; color: #647078; font-size: 17px; line-height: 1.55; }

.faq-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: 110px; align-items: start; }
.faq-section h2 { font-size: clamp(38px, 4vw, 58px); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list [data-slot='accordion-item'] { border-color: var(--line); }
.faq-list [data-slot='accordion-trigger'] { min-height: 86px; padding: 20px 0; border-radius: 0; color: var(--signal-white); font-size: 18px; font-weight: 520; text-decoration: none; }
.faq-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; cursor: pointer; }
.faq-trigger::after { content: '+'; color: var(--reach-cyan); font-size: 24px; font-weight: 400; }
.faq-trigger[aria-expanded='true']::after { content: '−'; }
.faq-panel { display: none; }
.faq-panel.is-open { display: block; }
.faq-list [data-slot='accordion-trigger']:hover { color: var(--reach-cyan); text-decoration: none; }
.faq-list [data-slot='accordion-content'] { padding-right: 50px; }
.faq-list [data-slot='accordion-content'] p { margin: 0; padding-bottom: 25px; color: #99a2a9; font-size: 16px; line-height: 1.6; }

.site-footer { width: min(100% - 40px, 1320px); margin: 0 auto; padding: 86px 0 34px; border-top: 1px solid var(--line); }
.footer-main { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 100px; padding-bottom: 76px; }
.footer-brand { max-width: 500px; }
.footer-brand > img { width: 190px; height: auto; }
.footer-brand h2 { margin: 34px 0 0; font-size: 44px; line-height: 1.08; font-weight: 520; letter-spacing: 0; }
.footer-brand p { margin: 16px 0 28px; max-width: 430px; color: #919ba2; font-size: 16px; line-height: 1.55; }
.footer-brand a { border-radius: 6px; font-weight: 650; }
.footer-brand a svg { width: 17px; height: 17px; }
.footer-links { display: grid; grid-template-columns: repeat(3, minmax(120px, 150px)); gap: 44px; }
.footer-links div { display: grid; align-content: start; gap: 12px; }
.footer-links strong { margin-bottom: 8px; color: #f4f6f7; font-size: 13px; }
.footer-links a { color: #8f999f; font-size: 14px; }
.footer-links a:hover { color: var(--signal-white); }
.footer-language a[aria-current='page'] { color: var(--signal-white); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; border-top: 1px solid var(--line); color: #717b82; font-size: 12px; }

.lang-bn .section-heading h2, .lang-bn .market-heading h2, .lang-bn .stories-heading h2, .lang-bn .composer-copy h2, .lang-bn .steps-heading h2,
.lang-bn .control-intro h2, .lang-bn .developer-heading h2, .lang-bn .contact-copy h2, .lang-bn .faq-section h2, .lang-bn .story-copy h3, .lang-bn .footer-brand h2 {
  line-height: 1.2;
}

@keyframes signal-breathe {
  from { transform: scale(1.01); }
  to { transform: scale(1.055); }
}

@media (max-width: 1080px) {
  .site-header { grid-template-columns: 1fr auto auto; gap: 10px; }
  .site-header > nav, .nav-cta { display: none; }
  .menu-toggle { width: 42px; height: 42px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgb(255 255 255 / 40%); border-radius: 6px; background: rgb(21 23 27 / 52%); color: var(--signal-white); font-size: 24px; cursor: pointer; }
  .hotline-label { display: none; }
  .section { padding: 96px 0; }
  .market-heading { gap: 54px; }
  .industry-grid article { padding: 30px; }
  .solution-tabs { grid-template-columns: 210px minmax(0, 1fr); gap: 30px; }
  .solution-content.is-active { grid-template-columns: 1fr; }
  .message-preview { min-height: 270px; }
  .story-inner { gap: 42px; }
  .story-media { min-height: 440px; }
  .composer-inner { grid-template-columns: minmax(0, 1fr) 350px; gap: 58px; }
  .control-section { grid-template-columns: 1fr; gap: 56px; }
  .control-intro { position: static; max-width: 700px; }
  .contact-section { gap: 54px; }
  .faq-section { gap: 60px; }
  .footer-main { gap: 52px; }
  .footer-links { gap: 28px; }
}

@media (max-width: 760px) {
  .site-header { width: calc(100% - 28px); grid-template-columns: 1fr auto auto; gap: 8px; }
  .header-actions { gap: 0; }
  .hotline-link { display: none; }
  .language-toggle { min-width: 48px; padding: 0 10px; justify-content: center; }
  .brand-link { width: 132px; }
  .brand-link img { width: 132px; }
  .mobile-nav { position: fixed; z-index: 40; inset: 0; padding: 26px 24px; background: var(--signal-white); color: var(--deep-ink); }
  .mobile-nav.is-open { display: block; }
  .mobile-nav-head { display: flex; align-items: center; justify-content: space-between; }
  .mobile-nav-head img { width: 150px; height: auto; }
  .mobile-nav-close { width: 42px; height: 42px; border: 1px solid #cbd4d8; border-radius: 6px; background: transparent; font-size: 24px; cursor: pointer; }
  .mobile-nav-links { margin: 42px 0 28px; display: grid; border-top: 1px solid #dce2e5; }
  .mobile-nav-links a { padding: 18px 0; border-bottom: 1px solid #dce2e5; font-size: 21px; }
  .mobile-language-link { margin-top: 22px; display: block; color: #536168; font-size: 14px; font-weight: 650; }
  .mobile-menu-button { display: inline-flex; justify-self: end; border-color: rgb(255 255 255 / 40%); background: rgb(21 23 27 / 52%); color: var(--signal-white); }
  .hero { height: 720px; min-height: 720px; }
  .hero-image { object-position: 64% center; }
  .hero-shade { background: linear-gradient(180deg, rgba(13,15,18,.94), rgba(13,15,18,.7) 54%, rgba(13,15,18,.98)); }
  .hero-content { width: calc(100% - 32px); padding-top: 126px; }
  .hero h1 { font-size: clamp(66px, 21vw, 94px); }
  .hero-copy { margin-top: 27px; max-width: 410px; font-size: 18px; }
  .hero-actions { flex-direction: column; align-items: stretch; max-width: 250px; }
  .delivery-strip { width: calc(100% - 32px); grid-template-columns: 1fr 1fr; }
  .delivery-strip > div { min-height: 78px; padding: 15px; border-bottom: 1px solid rgb(255 255 255 / 16%); }
  .delivery-strip > div:nth-child(2) { border-right: 0; }
  .delivery-strip > div:nth-child(n+3) { border-bottom: 0; }
  .delivery-strip span { margin-bottom: 6px; }
  .delivery-strip strong { font-size: 14px; }
  .intro-band { min-height: 205px; padding: 34px 0; align-items: flex-start; flex-direction: column; gap: 28px; }
  .intro-band div { justify-content: flex-start; gap: 12px 20px; }
  .section { width: calc(100% - 32px); padding: 82px 0; }
  .section-heading h2, .control-intro h2, .developer-heading h2, .contact-copy h2, .faq-section h2 { font-size: 42px; }
  .section-heading > p:last-child, .control-intro p, .developer-heading p, .contact-copy p, .faq-section > div > p { font-size: 17px; }
  .market-inner { padding-top: 78px; padding-bottom: 78px; }
  .market-heading { grid-template-columns: 1fr; gap: 28px; }
  .market-heading h2, .stories-heading h2, .composer-copy h2, .steps-heading h2 { font-size: 42px; }
  .market-summary > p { font-size: 16px; }
  .industry-grid { margin-top: 48px; grid-template-columns: 1fr; }
  .industry-grid article { min-height: 180px; padding: 28px; }
  .industry-grid h3 { margin-top: 28px; }
  .solution-tabs { margin-top: 48px; display: block; }
  .solution-tabs .solution-tabs-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 0; border-bottom: 1px solid var(--line); }
  .solution-trigger { min-height: 56px; padding: 0 4px; justify-content: center; gap: 0; border-bottom: 0; font-size: 13px; }
  .solution-trigger span { display: none; }
  .solution-trigger[data-active] { padding-left: 4px; }
  .solution-content { min-height: 0; margin-top: 22px; }
  .solution-copy { padding: 34px 26px; }
  .solution-copy h3 { font-size: 34px; }
  .message-preview { min-height: 290px; margin: 0 12px 12px; padding: 28px 20px; }
  .message-bubble, .message-meta { margin-left: 0; }
  .message-meta { align-items: flex-start; flex-direction: column; gap: 8px; }
  .stories-heading { padding-bottom: 62px; }
  .stories-heading > p:last-child { font-size: 17px; }
  .story-inner, .story-reverse { width: calc(100% - 32px); padding: 56px 0 64px; grid-template-columns: 1fr; gap: 38px; }
  .story-reverse .story-media, .story-reverse .story-copy { order: initial; }
  .story-media { min-height: 430px; }
  .photo-sms { bottom: 14px; width: calc(100% - 28px); padding: 17px; }
  .photo-sms-left { left: 14px; }
  .photo-sms-right { right: 14px; }
  .story-copy h3 { font-size: 36px; }
  .story-copy > p { font-size: 16px; }
  .composer-inner { grid-template-columns: 1fr; gap: 54px; }
  .composer-copy > p:not(.eyebrow) { font-size: 16px; }
  .template-switcher { display: grid; grid-template-columns: 1fr; }
  .template-switcher button { width: 100%; }
  .message-counts { padding: 10px 0; }
  .phone-preview { width: min(100%, 360px); min-height: 560px; margin: 0 auto; padding: 68px 22px 24px; }
  .steps-list { margin-top: 48px; grid-template-columns: 1fr; }
  .steps-list article { min-height: 240px; }
  .steps-list article > div { margin-top: 50px; }
  .control-section { gap: 38px; }
  .control-ledger article { min-height: 0; padding: 28px 0; grid-template-columns: 34px 1fr; gap: 16px; }
  .control-ledger article > span { grid-column: 2; }
  .developer-heading { align-items: flex-start; flex-direction: column; gap: 28px; }
  .code-shell { margin-top: 46px; min-height: 0; }
  .code-toolbar { padding-right: 8px; }
  .code-tab { padding: 0 10px; font-size: 12px; }
  .code-copy { width: 40px; overflow: hidden; font-size: 0; }
  .code-panel { min-height: 360px; padding: 28px 22px; }
  .code-toolbar [data-slot='tabs-trigger'] { padding: 0 10px; font-size: 12px; }
  .code-toolbar button { width: 40px; overflow: hidden; gap: 20px; font-size: 0; }
  .code-shell [data-slot='tabs-content'] { min-height: 360px; padding: 28px 22px; }
  .code-shell pre { font-size: 12px; line-height: 1.7; }
  .code-response { min-height: 118px; padding: 22px; grid-template-columns: 1fr; gap: 10px; }
  .code-response code { overflow-wrap: anywhere; }
  .developer-facts { grid-template-columns: 1fr; }
  .developer-facts > div { min-height: 138px; padding: 28px 4px; border-right: 0; border-bottom: 1px solid var(--line); }
  .use-case-list { margin-top: 48px; }
  .use-case-list article { min-height: 160px; grid-template-columns: 36px 34px 1fr 20px; gap: 14px; }
  .use-case-list article:hover { padding: 0 8px; }
  .use-case-list h3 { font-size: 22px; }
  .use-case-list p { grid-column: 3 / 5; align-self: start; margin-top: -30px; font-size: 14px; }
  .contact-section, .faq-section { grid-template-columns: 1fr; gap: 48px; }
  .contact-copy > img { margin-bottom: 30px; }
  .contact-form, .form-success { min-height: 0; padding: 28px 22px; }
  .field-row { grid-template-columns: 1fr; gap: 24px; }
  .contact-form button[type='submit'] { width: 100%; }
  .faq-list [data-slot='accordion-trigger'] { min-height: 78px; padding-right: 8px; font-size: 16px; }
  .faq-list [data-slot='accordion-content'] { padding-right: 18px; }
  .site-footer { width: calc(100% - 32px); padding-top: 54px; }
  .footer-main { grid-template-columns: 1fr; gap: 54px; padding-bottom: 54px; }
  .footer-brand h2 { font-size: 38px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); gap: 38px 24px; }
  .footer-language { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .whatsapp-float { right: 16px; bottom: 16px; width: 52px; min-height: 52px; padding: 0; justify-content: center; border-radius: 50%; }
  .whatsapp-float > span:last-child { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
  .lang-bn .solution-trigger { font-size: 11px; overflow-wrap: anywhere; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-image { animation: none; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}