/* ==========================================================================
   SuperNet BD — design system
   Hand-written CSS. No framework, no build step, no runtime dependency.
   Sections: 1 tokens · 2 reset · 3 typography · 4 layout · 5 buttons
             6 header · 7 hero · 8 cards · 9 packages · 10 coverage
             11 calculator · 12 faq · 13 forms · 14 footer · 15 dock
             16 blog · 17 misc · 18 responsive
   ========================================================================== */

/* ------------------------------- 1. tokens ------------------------------- */
:root {
  /* Brand */
  --brand-300: #7fb0ff;
  --brand-400: #3b83ff;
  --brand-500: #0b62ff;
  --brand-600: #0a4fd0;
  --brand-700: #093da3;
  --mint-400: #38ecc9;
  --mint-500: #00d9ae;
  --accent-400: #ff8552;
  --accent-500: #ff6a2b;
  --accent-600: #e8531a;

  /* Dark surfaces (hero, footer) */
  --ink-900: #04081a;
  --ink-800: #080f26;
  --ink-700: #0d1733;
  --ink-600: #142145;
  --ink-500: #1d2e5c;

  /* Light surfaces */
  --bg: #f5f8fd;
  --bg-alt: #eef3fa;
  --surface: #ffffff;
  --border: #e2e9f3;
  --border-soft: #edf2f8;

  /* Text */
  --text: #0d1729;
  --text-mid: #405270;
  --text-soft: #6b7d99;
  --text-on-dark: #eaf1fb;
  --text-on-dark-soft: #9bb0d2;

  /* Status */
  --ok: #0fae7a;
  --ok-bg: #e6faf2;
  --warn: #d98908;
  --warn-bg: #fff6e5;
  --danger: #dc3545;
  --danger-bg: #fdeaec;
  --info-bg: #e8f1ff;

  /* Shape */
  --r-xs: 6px;
  --r-sm: 10px;
  --r: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* Elevation */
  --sh-xs: 0 1px 2px rgba(13, 23, 41, .06);
  --sh-sm: 0 2px 8px rgba(13, 23, 41, .06);
  --sh: 0 6px 22px rgba(13, 23, 41, .08);
  --sh-lg: 0 18px 50px rgba(13, 23, 41, .12);
  --sh-brand: 0 10px 30px rgba(11, 98, 255, .28);
  --sh-accent: 0 10px 28px rgba(255, 106, 43, .3);

  /* Type */
  --font-en: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-bn: "Hind Siliguri", "Noto Sans Bengali", "SolaimanLipi", ui-sans-serif, system-ui, "Segoe UI", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --font: var(--font-en);

  /* Rhythm */
  --gap: 24px;
  --shell: 1240px;
  --shell-narrow: 860px;
  --header-h: 74px;
  --section-y: clamp(56px, 7vw, 104px);

  --ease: cubic-bezier(.4, 0, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

html[lang="bn-BD"] { --font: var(--font-bn); }
html[lang="bn-BD"] body { letter-spacing: 0; line-height: 1.85; }

/* -------------------------------- 2. reset ------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  font-family: var(--font);
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }

a { color: var(--brand-500); text-decoration: none; }
a:hover { color: var(--brand-600); }

ul, ol { padding: 0; list-style: none; }

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

:focus-visible {
  outline: 3px solid var(--brand-400);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

::selection { background: var(--brand-500); color: #fff; }

.skip-link {
  position: absolute; left: -9999px; top: 8px; z-index: 200;
  background: var(--brand-500); color: #fff; padding: 12px 20px; border-radius: var(--r-sm);
  font-weight: 600;
}
.skip-link:focus { left: 12px; color: #fff; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ----------------------------- 3. typography ----------------------------- */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.02em;
  color: inherit;
  text-wrap: balance;
}
html[lang="bn-BD"] h1,
html[lang="bn-BD"] h2,
html[lang="bn-BD"] h3,
html[lang="bn-BD"] h4 { letter-spacing: 0; line-height: 1.4; font-weight: 600; }

h1 { font-size: clamp(2.1rem, 4.6vw, 3.5rem); }
h2 { font-size: clamp(1.65rem, 3.1vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 1.9vw, 1.5rem); }
h4 { font-size: 1.08rem; }

p { text-wrap: pretty; }

.lead {
  font-size: clamp(1.02rem, 1.35vw, 1.18rem);
  color: var(--text-mid);
  line-height: 1.75;
}

.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .78rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase;
  color: var(--brand-500);
}
html[lang="bn-BD"] .kicker { letter-spacing: .04em; text-transform: none; font-size: .88rem; }
.kicker::before {
  content: ""; width: 26px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--brand-500), var(--mint-500));
}
.kicker--light { color: var(--mint-400); }
.kicker--center { justify-content: center; }

.text-gradient {
  background: linear-gradient(100deg, var(--brand-400) 0%, var(--mint-400) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.mark-underline {
  position: relative;
  background: linear-gradient(transparent 62%, rgba(0, 217, 174, .32) 62%);
}

/* -------------------------------- 4. layout ------------------------------ */
.shell { width: 100%; max-width: var(--shell); margin-inline: auto; padding-inline: 20px; }
.shell--narrow { max-width: var(--shell-narrow); }

.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(40px, 5vw, 68px); }
.section--alt { background: var(--bg-alt); }
.section--white { background: var(--surface); }
.section--dark { background: var(--ink-800); color: var(--text-on-dark); }
.section--dark .lead,
.section--dark p { color: var(--text-on-dark-soft); }

.section-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 52px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head h2 { margin: 14px 0 14px; }
.section-head .lead { margin: 0; }

.section-head--split {
  max-width: none; display: flex; flex-wrap: wrap; gap: 24px;
  align-items: flex-end; justify-content: space-between;
}
.section-head--split > div:first-child { max-width: 640px; }

.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.grid--auto { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.stack { display: flex; flex-direction: column; gap: 16px; }
.row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.row--between { justify-content: space-between; }
.row--center { justify-content: center; }

.divider { height: 1px; background: var(--border); border: 0; margin-block: 28px; }

/* ------------------------------- 5. buttons ------------------------------ */
.btn {
  --btn-bg: var(--brand-500);
  --btn-fg: #fff;
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 26px;
  font-size: .97rem; font-weight: 650; line-height: 1.2;
  color: var(--btn-fg); background: var(--btn-bg);
  border: 1.5px solid transparent; border-radius: var(--r-pill);
  white-space: nowrap; text-align: center;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.btn:hover { color: var(--btn-fg); transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn .icon { width: 18px; height: 18px; flex: none; }

.btn--primary { box-shadow: var(--sh-brand); }
.btn--primary:hover { --btn-bg: var(--brand-600); }

.btn--accent { --btn-bg: var(--accent-500); box-shadow: var(--sh-accent); }
.btn--accent:hover { --btn-bg: var(--accent-600); }

.btn--dark { --btn-bg: var(--ink-700); }
.btn--dark:hover { --btn-bg: var(--ink-600); }

.btn--outline {
  --btn-bg: transparent; --btn-fg: var(--text);
  border-color: var(--border);
  box-shadow: var(--sh-xs);
}
.btn--outline:hover { --btn-fg: var(--brand-500); border-color: var(--brand-400); background: var(--info-bg); }

.btn--ghost-light {
  --btn-bg: rgba(255, 255, 255, .08); --btn-fg: #fff;
  border-color: rgba(255, 255, 255, .22);
  backdrop-filter: blur(6px);
}
.btn--ghost-light:hover { --btn-bg: rgba(255, 255, 255, .16); border-color: rgba(255, 255, 255, .4); }

.btn--white { --btn-bg: #fff; --btn-fg: var(--ink-800); }
.btn--white:hover { --btn-fg: var(--brand-600); }

.btn--sm { padding: 10px 18px; font-size: .875rem; }
.btn--lg { padding: 17px 34px; font-size: 1.03rem; }
.btn--block { width: 100%; }
.btn[disabled], .btn[aria-busy="true"] { opacity: .6; pointer-events: none; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 650; color: var(--brand-500);
}
.link-arrow .icon { width: 17px; height: 17px; transition: transform .18s var(--ease); }
.link-arrow:hover .icon { transform: translateX(4px); }

/* --------------------------------- 6. header ----------------------------- */
.topbar {
  background: var(--ink-900); color: var(--text-on-dark-soft);
  font-size: .84rem; border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.topbar .shell { display: flex; flex-wrap: wrap; gap: 8px 22px; align-items: center; justify-content: space-between; min-height: 42px; }
.topbar__list { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; }
.topbar a { color: var(--text-on-dark-soft); display: inline-flex; align-items: center; gap: 7px; }
.topbar a:hover { color: #fff; }
.topbar .icon { width: 15px; height: 15px; opacity: .8; }
.topbar__pulse { display: inline-flex; align-items: center; gap: 8px; color: var(--mint-400); font-weight: 600; }
.topbar__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint-500); box-shadow: 0 0 0 0 rgba(0, 217, 174, .7); animation: pulse 2.2s infinite; }
@keyframes pulse {
  70% { box-shadow: 0 0 0 8px rgba(0, 217, 174, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 217, 174, 0); }
}

.notice {
  background: linear-gradient(90deg, var(--accent-500), var(--accent-400));
  color: #fff; text-align: center; font-size: .9rem; font-weight: 600;
  padding: 9px 16px;
}

.header {
  position: sticky; top: 0; z-index: 90;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border-soft);
  transition: box-shadow .2s var(--ease), background-color .2s var(--ease);
}
.header.is-stuck { box-shadow: var(--sh-sm); background: rgba(255, 255, 255, .96); }
.header .shell { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand__img { height: 42px; width: auto; }
.brand__mark {
  width: 42px; height: 42px; flex: none; border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand-500), var(--brand-700) 55%, var(--mint-500));
  color: #fff; font-weight: 800; font-size: 1.02rem; letter-spacing: -.04em;
  box-shadow: var(--sh-brand);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name { font-weight: 800; font-size: 1.16rem; letter-spacing: -.03em; color: var(--text); }
.brand__tag { font-size: .7rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--brand-500); }
html[lang="bn-BD"] .brand__tag { letter-spacing: .02em; text-transform: none; font-size: .78rem; }

.nav { margin-inline-start: auto; }
.nav__list { display: flex; align-items: center; gap: 2px; }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 13px; border-radius: var(--r-sm);
  font-size: .95rem; font-weight: 600; color: var(--text-mid);
  transition: color .16s var(--ease), background-color .16s var(--ease);
}
.nav__link:hover, .nav__link.is-active { color: var(--brand-500); background: var(--info-bg); }
.nav__link .caret { width: 14px; height: 14px; opacity: .6; transition: transform .18s var(--ease); }

.nav__item { position: relative; }
.nav__item--has-menu:hover > .nav__link .caret,
.nav__item--has-menu:focus-within > .nav__link .caret { transform: rotate(180deg); }

.nav__menu {
  position: absolute; top: calc(100% + 8px); inset-inline-start: 0;
  min-width: 250px; padding: 10px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); box-shadow: var(--sh-lg);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
}
.nav__item--has-menu:hover > .nav__menu,
.nav__item--has-menu:focus-within > .nav__menu { opacity: 1; visibility: visible; transform: translateY(0); }

.nav__menu a {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 10px 12px; border-radius: var(--r-sm);
  font-size: .92rem; font-weight: 600; color: var(--text-mid);
}
.nav__menu a:hover { background: var(--bg-alt); color: var(--brand-500); }
.nav__menu .icon { width: 18px; height: 18px; margin-top: 2px; color: var(--brand-500); flex: none; }
.nav__menu small { display: block; font-weight: 500; font-size: .8rem; color: var(--text-soft); }

.header__actions { display: flex; align-items: center; gap: 10px; flex: none; }

.lang-switch {
  display: inline-flex; padding: 3px; gap: 2px;
  background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--r-pill);
}
.lang-switch a {
  padding: 6px 12px; border-radius: var(--r-pill);
  font-size: .82rem; font-weight: 700; color: var(--text-soft);
}
.lang-switch a.is-active { background: var(--surface); color: var(--brand-500); box-shadow: var(--sh-xs); }

.burger {
  display: none; width: 44px; height: 44px; border-radius: var(--r-sm);
  border: 1px solid var(--border); background: var(--surface);
  place-items: center; flex: none;
}
.burger span { display: block; width: 19px; height: 2px; border-radius: 2px; background: var(--text); transition: transform .2s var(--ease), opacity .2s var(--ease); }
.burger span + span { margin-top: 4px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* mobile drawer */
.drawer {
  position: fixed; inset: 0; z-index: 120;
  visibility: hidden; opacity: 0;
  transition: opacity .22s var(--ease), visibility .22s;
}
.drawer.is-open { visibility: visible; opacity: 1; }
.drawer__scrim { position: absolute; inset: 0; background: rgba(4, 8, 26, .55); backdrop-filter: blur(3px); }
.drawer__panel {
  position: absolute; inset-block: 0; inset-inline-end: 0;
  width: min(400px, 90vw); padding: 22px;
  background: var(--surface); box-shadow: var(--sh-lg);
  overflow-y: auto; overscroll-behavior: contain;
  transform: translateX(100%); transition: transform .28s var(--ease-out);
}
.drawer.is-open .drawer__panel { transform: translateX(0); }
.drawer__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.drawer__close { width: 40px; height: 40px; border-radius: var(--r-sm); border: 1px solid var(--border); display: grid; place-items: center; }
.drawer__close .icon { width: 20px; height: 20px; }

.drawer__nav > li { border-bottom: 1px solid var(--border-soft); }
.drawer__nav a, .drawer__toggle {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; width: 100%;
  padding: 14px 4px; font-size: 1rem; font-weight: 650; color: var(--text); text-align: start;
}
.drawer__nav a:hover, .drawer__toggle:hover { color: var(--brand-500); }
.drawer__toggle .icon { width: 18px; height: 18px; transition: transform .2s var(--ease); }
.drawer__toggle[aria-expanded="true"] .icon { transform: rotate(180deg); }
.drawer__sub { display: none; padding: 0 0 12px 14px; border-inline-start: 2px solid var(--border); margin-inline-start: 4px; }
.drawer__sub.is-open { display: block; }
.drawer__sub a { padding: 10px 4px; font-size: .93rem; font-weight: 600; color: var(--text-mid); }
.drawer__foot { margin-top: 22px; display: grid; gap: 10px; }

/* ---------------------------------- 7. hero ------------------------------ */
.hero {
  position: relative; overflow: hidden;
  background: var(--ink-900); color: var(--text-on-dark);
  padding-block: clamp(52px, 7vw, 92px);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 70% at 12% 8%, rgba(11, 98, 255, .38), transparent 62%),
    radial-gradient(55% 60% at 88% 92%, rgba(0, 217, 174, .22), transparent 60%),
    radial-gradient(40% 50% at 70% 12%, rgba(255, 106, 43, .14), transparent 62%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .32;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(80% 70% at 50% 40%, #000 20%, transparent 78%);
}
.hero .shell { position: relative; z-index: 2; }

.slider { position: relative; }
.slider__track { position: relative; min-height: 1px; }
.slide {
  display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: clamp(28px, 4vw, 56px); align-items: center;
}
.slide[hidden] { display: none; }
.slide__body > * + * { margin-top: 18px; }
.slide__body h1 { color: #fff; }
.slide__body p { color: var(--text-on-dark-soft); font-size: clamp(1rem, 1.3vw, 1.14rem); max-width: 54ch; }
.slide__cta { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 8px; }

.slide__visual { position: relative; }
.slide__visual img { border-radius: var(--r-xl); width: 100%; }

.hero-orb {
  position: relative; aspect-ratio: 1; max-width: 420px; margin-inline: auto;
  display: grid; place-items: center;
}
.hero-orb__ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .12);
  animation: spin 28s linear infinite;
}
.hero-orb__ring:nth-child(2) { inset: 12%; border-color: rgba(0, 217, 174, .22); animation-duration: 20s; animation-direction: reverse; }
.hero-orb__ring:nth-child(3) { inset: 24%; border-color: rgba(11, 98, 255, .28); animation-duration: 34s; }
.hero-orb__ring::after {
  content: ""; position: absolute; top: -5px; left: calc(50% - 5px);
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--mint-400); box-shadow: 0 0 16px var(--mint-400);
}
@keyframes spin { to { transform: rotate(360deg); } }

.hero-orb__core {
  position: relative; width: 54%; aspect-ratio: 1; border-radius: 50%;
  display: grid; place-items: center; text-align: center; gap: 2px;
  background: radial-gradient(circle at 32% 28%, rgba(255, 255, 255, .16), rgba(11, 98, 255, .1) 46%, rgba(4, 8, 26, .7));
  border: 1px solid rgba(255, 255, 255, .16);
  box-shadow: inset 0 0 40px rgba(11, 98, 255, .3), 0 20px 60px rgba(4, 8, 26, .6);
}
.hero-orb__num { font-size: clamp(2.2rem, 5vw, 3.2rem); font-weight: 800; letter-spacing: -.04em; color: #fff; line-height: 1; }
.hero-orb__unit { font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--mint-400); }
html[lang="bn-BD"] .hero-orb__unit { letter-spacing: .02em; text-transform: none; }
.hero-orb__label { font-size: .78rem; color: var(--text-on-dark-soft); max-width: 15ch; }

.slider__nav { display: flex; align-items: center; gap: 14px; margin-top: clamp(28px, 4vw, 44px); }
.slider__dots { display: flex; gap: 8px; }
.slider__dot {
  width: 9px; height: 9px; padding: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .26); transition: width .25s var(--ease), background-color .25s var(--ease);
}
.slider__dot[aria-selected="true"] { width: 30px; border-radius: var(--r-pill); background: var(--mint-400); }
.slider__arrows { display: flex; gap: 8px; margin-inline-start: auto; }
.slider__arrow {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .2); color: #fff;
  display: grid; place-items: center;
  transition: background-color .18s var(--ease), border-color .18s var(--ease);
}
.slider__arrow:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .4); }
.slider__arrow .icon { width: 18px; height: 18px; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 10px 26px;
  margin-top: clamp(30px, 4vw, 48px); padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, .1);
}
.hero-trust li { display: inline-flex; align-items: center; gap: 9px; font-size: .9rem; font-weight: 600; color: var(--text-on-dark-soft); }
.hero-trust .icon { width: 17px; height: 17px; color: var(--mint-400); flex: none; }

.stat-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--sh);
}
.stat-strip__item { background: var(--surface); padding: 22px 20px; text-align: center; }
.stat-strip__num {
  font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; letter-spacing: -.035em; line-height: 1.1;
  background: linear-gradient(120deg, var(--brand-500), var(--mint-500));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.stat-strip__label { font-size: .85rem; font-weight: 600; color: var(--text-soft); margin-top: 4px; }

/* --------------------------------- 8. cards ------------------------------ */
.card {
  position: relative; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 26px;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.card--hover:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); border-color: var(--brand-300); }
.card__icon {
  width: 50px; height: 50px; border-radius: var(--r); display: grid; place-items: center;
  background: var(--info-bg); color: var(--brand-500); margin-bottom: 16px;
}
.card__icon .icon { width: 24px; height: 24px; }
.card--mint .card__icon { background: var(--ok-bg); color: var(--ok); }
.card--accent .card__icon { background: #fff1ea; color: var(--accent-600); }
.card h3 { margin-bottom: 9px; font-size: 1.13rem; }
.card p { color: var(--text-mid); font-size: .95rem; }
.card__foot { margin-top: 16px; }

.feature {
  display: flex; gap: 15px; align-items: flex-start;
}
.feature__icon {
  width: 42px; height: 42px; flex: none; border-radius: 12px;
  display: grid; place-items: center; background: var(--info-bg); color: var(--brand-500);
}
.feature__icon .icon { width: 21px; height: 21px; }
.feature h4 { margin-bottom: 5px; }
.feature p { font-size: .93rem; color: var(--text-mid); }

.section--dark .feature__icon { background: rgba(11, 98, 255, .18); color: var(--mint-400); }
.section--dark .feature h4 { color: #fff; }

.ticks { display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; font-size: .94rem; color: var(--text-mid); }
.ticks .icon { width: 18px; height: 18px; flex: none; margin-top: 3px; color: var(--ok); }
.section--dark .ticks li { color: var(--text-on-dark-soft); }

.quote {
  display: flex; flex-direction: column; gap: 16px; height: 100%;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 26px;
}
.quote__stars { display: flex; gap: 3px; color: #f5a524; }
.quote__stars .icon { width: 17px; height: 17px; }
.quote blockquote { font-size: .97rem; color: var(--text-mid); flex: 1; }
.quote__who { display: flex; align-items: center; gap: 12px; padding-top: 4px; border-top: 1px solid var(--border-soft); }
.quote__avatar {
  width: 44px; height: 44px; border-radius: 50%; flex: none; object-fit: cover;
  background: linear-gradient(135deg, var(--brand-500), var(--mint-500));
  display: grid; place-items: center; color: #fff; font-weight: 700;
}
.quote__name { font-weight: 700; font-size: .95rem; }
.quote__meta { font-size: .82rem; color: var(--text-soft); }

.logo-strip {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: clamp(24px, 4vw, 54px);
}
.logo-strip img { max-height: 40px; width: auto; filter: grayscale(1); opacity: .55; transition: filter .2s, opacity .2s; }
.logo-strip img:hover { filter: none; opacity: 1; }

/* ------------------------------- 9. packages ----------------------------- */
.tabs { display: inline-flex; padding: 4px; gap: 3px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--r-pill); }
.tabs button {
  padding: 10px 22px; border-radius: var(--r-pill);
  font-size: .93rem; font-weight: 650; color: var(--text-soft);
  transition: background-color .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
}
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--brand-500); box-shadow: var(--sh-xs); }

.plans { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(272px, 1fr)); align-items: stretch; }

.plan {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--sh-lg); border-color: var(--brand-300); }

.plan--featured {
  border-color: var(--brand-500); border-width: 2px;
  box-shadow: 0 14px 40px rgba(11, 98, 255, .16);
}
.plan--featured::before {
  content: ""; position: absolute; inset-inline: 0; top: 0; height: 4px;
  background: linear-gradient(90deg, var(--brand-500), var(--mint-500));
}

.plan__ribbon {
  position: absolute; top: 16px; inset-inline-end: 0;
  padding: 6px 14px 6px 16px;
  background: linear-gradient(90deg, var(--accent-500), var(--accent-400));
  color: #fff; font-size: .74rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase;
  border-start-start-radius: var(--r-pill); border-end-start-radius: var(--r-pill);
  box-shadow: var(--sh-accent);
}
html[lang="bn-BD"] .plan__ribbon { letter-spacing: 0; text-transform: none; font-size: .8rem; }

.plan__head { padding: 26px 24px 20px; border-bottom: 1px dashed var(--border); }
.plan__name { font-size: 1.06rem; font-weight: 750; color: var(--text); }
.plan__sub { font-size: .85rem; color: var(--text-soft); margin-top: 3px; min-height: 1.2em; }

.plan__speed { display: flex; align-items: baseline; gap: 7px; margin-top: 16px; }
.plan__speed b {
  font-size: clamp(2.3rem, 4.4vw, 2.9rem); font-weight: 800; line-height: .95; letter-spacing: -.045em;
  background: linear-gradient(120deg, var(--brand-500), var(--brand-700));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.plan__speed span { font-size: .95rem; font-weight: 700; color: var(--text-soft); }
.plan__unlimited {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 10px;
  padding: 5px 12px; border-radius: var(--r-pill);
  background: var(--ok-bg); color: var(--ok);
  font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
}
html[lang="bn-BD"] .plan__unlimited { letter-spacing: 0; text-transform: none; font-size: .84rem; }
.plan__unlimited .icon { width: 14px; height: 14px; }

.plan__body { padding: 22px 24px; flex: 1; }
.plan__features { display: grid; gap: 9px; }
.plan__features li { display: flex; gap: 9px; font-size: .9rem; color: var(--text-mid); }
.plan__features .icon { width: 16px; height: 16px; flex: none; margin-top: 3px; color: var(--ok); }

.plan__specs { display: grid; gap: 7px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border-soft); }
.plan__spec { display: flex; justify-content: space-between; gap: 10px; font-size: .84rem; }
.plan__spec dt { color: var(--text-soft); }
.plan__spec dd { font-weight: 650; color: var(--text); }

.plan__foot { padding: 20px 24px 24px; background: var(--bg-alt); border-top: 1px solid var(--border); }
.plan__price { display: flex; align-items: baseline; gap: 5px; }
.plan__price b { font-size: 1.9rem; font-weight: 800; letter-spacing: -.035em; color: var(--text); }
.plan__price i { font-style: normal; font-size: .95rem; font-weight: 650; color: var(--text-soft); }
.plan__vat { font-size: .78rem; color: var(--text-soft); margin-top: 2px; }
.plan__foot .btn { margin-top: 15px; }

.plan-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--sh-sm); }
.plan-table { min-width: 780px; font-size: .92rem; }
.plan-table th, .plan-table td { padding: 14px 18px; text-align: start; border-bottom: 1px solid var(--border-soft); }
.plan-table thead th {
  background: var(--bg-alt); font-size: .78rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
  color: var(--text-soft); white-space: nowrap;
}
html[lang="bn-BD"] .plan-table thead th { letter-spacing: 0; text-transform: none; font-size: .86rem; }
.plan-table tbody tr:hover { background: var(--bg); }
.plan-table tbody tr:last-child td { border-bottom: 0; }
.plan-table__name { font-weight: 700; }
.plan-table__speed { font-weight: 750; color: var(--brand-500); white-space: nowrap; }
.plan-table__price { font-weight: 750; white-space: nowrap; }

/* ------------------------------- 10. coverage ---------------------------- */
.checker {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: clamp(22px, 3vw, 32px);
  box-shadow: var(--sh);
}
.checker__form { display: grid; gap: 14px; grid-template-columns: 1fr 1fr auto; align-items: end; }
.checker__result { margin-top: 20px; }

.result {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px 20px; border-radius: var(--r); border: 1px solid;
}
.result__icon { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; flex: none; }
.result__icon .icon { width: 20px; height: 20px; }
.result h4 { margin-bottom: 4px; }
.result p { font-size: .92rem; }
.result--live { background: var(--ok-bg); border-color: rgba(15, 174, 122, .3); color: #075e42; }
.result--live .result__icon { background: var(--ok); color: #fff; }
.result--coming { background: var(--warn-bg); border-color: rgba(217, 137, 8, .3); color: #7a4c02; }
.result--coming .result__icon { background: var(--warn); color: #fff; }
.result--unavailable, .result--unknown { background: var(--danger-bg); border-color: rgba(220, 53, 69, .28); color: #8a1a24; }
.result--unavailable .result__icon, .result--unknown .result__icon { background: var(--danger); color: #fff; }
.result__areas { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.result__areas span {
  padding: 4px 11px; border-radius: var(--r-pill); background: rgba(255, 255, 255, .7);
  font-size: .8rem; font-weight: 650;
}

.area-groups { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.area-group { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 24px; }
.area-group__head { display: flex; align-items: center; gap: 11px; margin-bottom: 16px; }
.area-group__head .icon { width: 20px; height: 20px; color: var(--brand-500); }
.area-group__head h3 { font-size: 1.06rem; }
.area-list { display: grid; gap: 10px; }
.area-list li { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; font-size: .92rem; }
.area-list__name { color: var(--text-mid); }
.area-list__note { display: block; font-size: .8rem; color: var(--text-soft); }

.pill {
  display: inline-flex; align-items: center; gap: 5px; flex: none;
  padding: 3px 10px; border-radius: var(--r-pill);
  font-size: .74rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
}
html[lang="bn-BD"] .pill { letter-spacing: 0; text-transform: none; font-size: .8rem; }
.pill--live { background: var(--ok-bg); color: var(--ok); }
.pill--coming { background: var(--warn-bg); color: var(--warn); }
.pill--muted { background: var(--bg-alt); color: var(--text-soft); }
.pill--brand { background: var(--info-bg); color: var(--brand-500); }
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.map-frame { border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--sh-sm); background: var(--bg-alt); }
.map-frame iframe { width: 100%; height: 380px; border: 0; }

/* ------------------------------ 11. calculator --------------------------- */
.calc { display: grid; gap: clamp(24px, 4vw, 44px); grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); align-items: start; }
.calc__panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: clamp(22px, 3vw, 30px); box-shadow: var(--sh); }
.calc__label { display: block; font-size: .88rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }

.chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.chip span {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: var(--r-pill);
  border: 1.5px solid var(--border); background: var(--surface);
  font-size: .89rem; font-weight: 620; color: var(--text-mid);
  transition: all .16s var(--ease);
}
.chip span::before {
  content: ""; width: 15px; height: 15px; border-radius: 4px;
  border: 1.5px solid var(--border); flex: none; transition: all .16s var(--ease);
}
.chip input:checked + span { border-color: var(--brand-500); background: var(--info-bg); color: var(--brand-600); }
.chip input:checked + span::before { background: var(--brand-500); border-color: var(--brand-500); box-shadow: inset 0 0 0 3px var(--info-bg); }
.chip input:focus-visible + span { outline: 3px solid var(--brand-400); outline-offset: 2px; }

.stepper { display: inline-flex; align-items: center; gap: 4px; border: 1.5px solid var(--border); border-radius: var(--r-pill); padding: 4px; background: var(--surface); }
.stepper button { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; color: var(--brand-500); background: var(--info-bg); font-weight: 800; font-size: 1.1rem; }
.stepper button:hover { background: var(--brand-500); color: #fff; }
.stepper output { min-width: 48px; text-align: center; font-weight: 750; font-size: 1.05rem; }

.calc__result { display: grid; gap: 18px; }
.calc__gauge {
  background: linear-gradient(150deg, var(--ink-800), var(--ink-600));
  color: #fff; border-radius: var(--r-lg); padding: 28px; text-align: center;
  box-shadow: var(--sh-lg);
}
.calc__need { font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; color: var(--text-on-dark-soft); }
html[lang="bn-BD"] .calc__need { letter-spacing: 0; text-transform: none; font-size: .9rem; }
.calc__mbps { font-size: clamp(2.6rem, 6vw, 3.6rem); font-weight: 800; letter-spacing: -.045em; line-height: 1; margin-top: 6px; }
.calc__mbps small { font-size: .3em; font-weight: 700; letter-spacing: 0; color: var(--mint-400); }
.calc__bar { height: 8px; border-radius: var(--r-pill); background: rgba(255, 255, 255, .14); overflow: hidden; margin-top: 18px; }
.calc__bar i { display: block; height: 100%; border-radius: var(--r-pill); background: linear-gradient(90deg, var(--brand-400), var(--mint-400)); transition: width .8s var(--ease-out); }
.calc__pick { margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .14); }
.calc__pick-name { font-size: 1.25rem; font-weight: 750; }
.calc__pick-price { font-size: .95rem; color: var(--mint-400); font-weight: 650; margin-top: 3px; }
.calc__note { font-size: .84rem; color: var(--text-soft); }

/* --------------------------------- 12. faq ------------------------------- */
.accordion { display: grid; gap: 12px; }
.acc {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.acc.is-open { border-color: var(--brand-300); box-shadow: var(--sh-sm); }
.acc__btn {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%;
  padding: 18px 22px; text-align: start;
  font-size: 1rem; font-weight: 650; color: var(--text);
}
.acc__btn:hover { color: var(--brand-500); }
.acc__sign { width: 28px; height: 28px; border-radius: 50%; flex: none; display: grid; place-items: center; background: var(--info-bg); color: var(--brand-500); transition: transform .22s var(--ease), background-color .18s; }
.acc__sign .icon { width: 15px; height: 15px; }
.acc.is-open .acc__sign { transform: rotate(180deg); background: var(--brand-500); color: #fff; }
.acc__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .28s var(--ease-out); }
.acc.is-open .acc__panel { grid-template-rows: 1fr; }
.acc__inner { overflow: hidden; }
.acc__inner > div { padding: 0 22px 20px; font-size: .95rem; color: var(--text-mid); }

/* -------------------------------- 13. forms ------------------------------ */
.field { display: grid; gap: 7px; }
.field > label { font-size: .86rem; font-weight: 680; color: var(--text); }
.field .req { color: var(--danger); }
.field .hint { font-size: .8rem; color: var(--text-soft); }
.field .err { font-size: .8rem; font-weight: 600; color: var(--danger); }

.input, .select, .textarea {
  width: 100%; padding: 13px 15px;
  font-size: .96rem; color: var(--text); background: var(--surface);
  border: 1.5px solid var(--border); border-radius: var(--r-sm);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
}
.input::placeholder, .textarea::placeholder { color: #9aa9c0; }
.input:focus, .select:focus, .textarea:focus {
  outline: 0; border-color: var(--brand-400); box-shadow: 0 0 0 4px rgba(11, 98, 255, .12);
}
.field.has-error .input, .field.has-error .select, .field.has-error .textarea { border-color: var(--danger); }
.textarea { min-height: 118px; resize: vertical; }
.select {
  appearance: none; padding-inline-end: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7d99' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 17px;
}
html[dir="rtl"] .select { background-position: left 14px center; }

.form-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.form-grid .field--full { grid-column: 1 / -1; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: clamp(24px, 3.4vw, 34px);
  box-shadow: var(--sh);
}

.alert {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 15px 18px; border-radius: var(--r); border: 1px solid;
  font-size: .93rem; font-weight: 550;
}
.alert .icon { width: 19px; height: 19px; flex: none; margin-top: 2px; }
.alert--success { background: var(--ok-bg); border-color: rgba(15, 174, 122, .3); color: #075e42; }
.alert--error { background: var(--danger-bg); border-color: rgba(220, 53, 69, .28); color: #8a1a24; }
.alert--warn { background: var(--warn-bg); border-color: rgba(217, 137, 8, .3); color: #7a4c02; }
.alert--info { background: var(--info-bg); border-color: rgba(11, 98, 255, .22); color: #0a3f9e; }

/* ------------------------------- 14. footer ------------------------------ */
.footer { background: var(--ink-900); color: var(--text-on-dark-soft); padding-top: clamp(48px, 6vw, 76px); }
.footer a { color: var(--text-on-dark-soft); }
.footer a:hover { color: #fff; }
.footer h4 { color: #fff; font-size: .95rem; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 16px; }
html[lang="bn-BD"] .footer h4 { letter-spacing: 0; text-transform: none; font-size: 1rem; }

.footer__grid {
  display: grid; gap: clamp(28px, 4vw, 48px);
  grid-template-columns: minmax(260px, 1.6fr) repeat(auto-fit, minmax(150px, 1fr));
  padding-bottom: 44px;
}
.footer__about p { font-size: .92rem; margin-top: 16px; }
.footer__links { display: grid; gap: 11px; font-size: .92rem; }

.footer__contact { display: grid; gap: 14px; font-size: .92rem; }
.footer__contact li { display: flex; gap: 11px; align-items: flex-start; }
.footer__contact .icon { width: 18px; height: 18px; color: var(--mint-400); flex: none; margin-top: 3px; }
.footer__contact strong { display: block; color: #fff; font-size: 1.06rem; }

.socials { display: flex; gap: 10px; margin-top: 18px; }
.socials a {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .15); display: grid; place-items: center;
  transition: background-color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}
.socials a:hover { background: var(--brand-500); border-color: var(--brand-500); transform: translateY(-2px); }
.socials .icon { width: 18px; height: 18px; }

.footer__bar {
  border-top: 1px solid rgba(255, 255, 255, .09);
  padding-block: 22px;
  display: flex; flex-wrap: wrap; gap: 10px 24px; align-items: center; justify-content: space-between;
  font-size: .85rem;
}
.footer__legal { display: flex; flex-wrap: wrap; gap: 8px 18px; }

/* --------------------------------- 15. dock ------------------------------ */
.dock {
  position: fixed; z-index: 80; inset-inline-end: 18px; bottom: 18px;
  display: grid; gap: 10px;
}
.dock__btn {
  width: 52px; height: 52px; border-radius: 50%;
  display: grid; place-items: center; color: #fff;
  box-shadow: var(--sh-lg);
  transition: transform .18s var(--ease), filter .18s var(--ease);
}
.dock__btn:hover { transform: scale(1.07); color: #fff; }
.dock__btn .icon { width: 24px; height: 24px; }
.dock__btn--call { background: linear-gradient(140deg, var(--brand-500), var(--brand-700)); }
.dock__btn--wa { background: linear-gradient(140deg, #2ac769, #1a9c4c); }
.dock__btn--top { background: var(--ink-700); opacity: 0; visibility: hidden; transform: translateY(8px); }
.dock__btn--top.is-visible { opacity: 1; visibility: visible; transform: none; }

.mobile-cta {
  position: fixed; z-index: 85; inset-inline: 0; bottom: 0;
  display: none; gap: 1px; background: var(--border);
  border-top: 1px solid var(--border); box-shadow: 0 -6px 24px rgba(13, 23, 41, .12);
}
.mobile-cta a {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 9px 4px; background: var(--surface);
  font-size: .72rem; font-weight: 650; color: var(--text-mid);
}
.mobile-cta a .icon { width: 20px; height: 20px; color: var(--brand-500); }
.mobile-cta a.is-accent { background: var(--accent-500); color: #fff; }
.mobile-cta a.is-accent .icon { color: #fff; }

/* --------------------------------- 16. blog ------------------------------ */
.page-head {
  background: var(--ink-900); color: #fff;
  padding-block: clamp(40px, 5vw, 66px); position: relative; overflow: hidden;
}
.page-head::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(55% 80% at 10% 0%, rgba(11, 98, 255, .34), transparent 60%),
              radial-gradient(45% 70% at 92% 100%, rgba(0, 217, 174, .2), transparent 60%);
}
.page-head .shell { position: relative; z-index: 2; }
.page-head h1 { margin: 12px 0 12px; }
.page-head p { color: var(--text-on-dark-soft); max-width: 68ch; }

.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: .85rem; color: var(--text-on-dark-soft); }
.crumbs a { color: var(--text-on-dark-soft); }
.crumbs a:hover { color: #fff; }
.crumbs li + li::before { content: "/"; margin-inline-end: 8px; opacity: .5; }

.post-card {
  display: flex; flex-direction: column; height: 100%; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); }
.post-card__media { aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--ink-700), var(--brand-700)); overflow: hidden; }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; }
.post-card__body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.post-card__meta { font-size: .8rem; color: var(--text-soft); display: flex; gap: 12px; flex-wrap: wrap; }
.post-card h3 { font-size: 1.1rem; }
.post-card h3 a { color: var(--text); }
.post-card h3 a:hover { color: var(--brand-500); }
.post-card p { font-size: .92rem; color: var(--text-mid); flex: 1; }

.prose { max-width: 72ch; font-size: 1.04rem; color: var(--text-mid); }
.prose > * + * { margin-top: 1.15em; }
.prose h2, .prose h3, .prose h4 { color: var(--text); margin-top: 1.9em; }
.prose h2 { font-size: 1.55rem; }
.prose h3 { font-size: 1.24rem; }
.prose ul, .prose ol { padding-inline-start: 1.35em; display: grid; gap: .5em; }
.prose ul li { list-style: disc; }
.prose ol li { list-style: decimal; }
.prose strong { color: var(--text); font-weight: 700; }
.prose blockquote {
  padding: 4px 0 4px 20px; border-inline-start: 3px solid var(--brand-500);
  font-size: 1.08rem; color: var(--text);
}
.prose img { border-radius: var(--r); margin-block: 1.5em; }
.prose code { font-family: var(--font-mono); font-size: .9em; background: var(--bg-alt); padding: 2px 6px; border-radius: var(--r-xs); }
.prose hr { border: 0; border-top: 1px solid var(--border); margin-block: 2em; }
.prose table { font-size: .94rem; margin-block: 1.5em; }
.prose th, .prose td { padding: 10px 14px; border: 1px solid var(--border); text-align: start; }
.prose th { background: var(--bg-alt); font-weight: 700; color: var(--text); }

.pager { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 40px; }
.pager a, .pager span {
  min-width: 42px; height: 42px; padding-inline: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--surface); font-size: .92rem; font-weight: 650; color: var(--text-mid);
}
.pager a:hover { border-color: var(--brand-400); color: var(--brand-500); }
.pager .is-current { background: var(--brand-500); border-color: var(--brand-500); color: #fff; }
.pager .is-disabled { opacity: .45; pointer-events: none; }

/* --------------------------------- 17. misc ------------------------------ */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--brand-700), var(--brand-500) 45%, #0891b2);
  color: #fff; border-radius: var(--r-xl);
  padding: clamp(30px, 4.4vw, 52px);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(45% 90% at 88% 20%, rgba(255, 255, 255, .2), transparent 60%);
}
.cta-band__inner { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 26px; align-items: center; justify-content: space-between; }
.cta-band h2 { color: #fff; max-width: 24ch; }
.cta-band p { color: rgba(255, 255, 255, .86); max-width: 52ch; margin-top: 10px; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 12px; }

.media-card {
  display: flex; flex-direction: column; gap: 12px; height: 100%;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 22px;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.media-card:hover { transform: translateY(-3px); box-shadow: var(--sh); border-color: var(--brand-300); }
.media-card__top { display: flex; align-items: center; gap: 12px; }
.media-card__logo {
  width: 46px; height: 46px; border-radius: 12px; flex: none;
  display: grid; place-items: center; object-fit: contain;
  background: linear-gradient(135deg, var(--brand-500), var(--mint-500));
  color: #fff; font-weight: 800; font-size: 1.02rem;
}
.media-card h3 { font-size: 1.02rem; }
.media-card p { font-size: .89rem; color: var(--text-mid); flex: 1; }
.media-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

.info-tile {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 24px;
}
.info-tile__icon { width: 46px; height: 46px; border-radius: 12px; flex: none; display: grid; place-items: center; background: var(--info-bg); color: var(--brand-500); }
.info-tile__icon .icon { width: 22px; height: 22px; }
.info-tile h3 { font-size: 1.04rem; margin-bottom: 6px; }
.info-tile p { font-size: .92rem; color: var(--text-mid); }
.info-tile strong { color: var(--text); }

.copy-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 13px 16px; background: var(--bg-alt); border: 1px dashed var(--border); border-radius: var(--r-sm);
}
.copy-row code { font-family: var(--font-mono); font-size: 1.02rem; font-weight: 650; color: var(--text); }
.copy-btn { display: inline-flex; align-items: center; gap: 6px; font-size: .82rem; font-weight: 700; color: var(--brand-500); }
.copy-btn .icon { width: 15px; height: 15px; }

.numbered { display: grid; gap: 18px; counter-reset: step; }
.numbered li { display: flex; gap: 15px; counter-increment: step; }
.numbered li::before {
  content: counter(step); flex: none;
  width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: var(--brand-500); color: #fff; font-weight: 750; font-size: .92rem;
}
.numbered p { font-size: .95rem; color: var(--text-mid); }

.empty-state { text-align: center; padding: clamp(40px, 6vw, 72px) 20px; color: var(--text-soft); }
.empty-state .icon { width: 46px; height: 46px; margin: 0 auto 16px; color: var(--border); }

.error-page { text-align: center; padding-block: clamp(60px, 9vw, 120px); }
.error-page__code {
  font-size: clamp(4.5rem, 15vw, 9rem); font-weight: 800; letter-spacing: -.06em; line-height: .9;
  background: linear-gradient(120deg, var(--brand-500), var(--mint-500));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.error-page__links { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 30px; }

.is-hidden { display: none !important; }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }
.gap-sm { gap: 10px; }

.reveal { opacity: 0; transform: translateY(22px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }

/* ------------------------------ 18. responsive --------------------------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  .burger { display: grid; }
  .header__actions .lang-switch { display: inline-flex; }
  .slide { grid-template-columns: 1fr; }
  .slide__visual { order: -1; max-width: 340px; margin-inline: auto; }
  .calc { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  :root { --header-h: 66px; }
  .topbar__list--secondary { display: none; }
  .checker__form { grid-template-columns: 1fr; }
  .checker__form .btn { width: 100%; }
  .section-head--split { flex-direction: column; align-items: flex-start; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .footer__grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
  .footer__about { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  body { font-size: 16px; padding-bottom: 60px; }
  .shell { padding-inline: 16px; }
  .dock { bottom: 74px; inset-inline-end: 14px; }
  .dock__btn { width: 48px; height: 48px; }
  .mobile-cta { display: flex; }
  .brand__tag { display: none; }
  .card, .plan__head, .plan__body, .plan__foot, .form-card, .area-group, .info-tile { padding-inline: 18px; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .slider__arrows { display: none; }
  .hero-trust { gap: 10px 18px; }
  .footer__bar { flex-direction: column; align-items: flex-start; text-align: start; }
}

@media print {
  .topbar, .header, .dock, .mobile-cta, .footer, .slider__nav, .notice { display: none !important; }
  body { background: #fff; color: #000; }
  .section { padding-block: 18px; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; }
}