/* ==========================================================================
   Reflexsat IPTV — design system
   --------------------------------------------------------------------------
   1.  Design tokens
   2.  Reset and base
   3.  Layout primitives
   4.  Typography helpers
   5.  Buttons and links
   6.  Header and navigation
   7.  Hero
   8.  Content sections
   9.  Cards
   10. Pricing
   11. Steps, FAQ and disclosure
   12. Forms
   13. Blog and prose
   14. Footer
   15. Floating contact
   16. Utilities, motion and print
   ========================================================================== */

/* 1. Design tokens
   ====================================================================== */

:root {
  /* Brand */
  --rsi-ink: #101216;
  --rsi-ink-2: #171a21;
  --rsi-ink-3: #1f232c;
  --rsi-signal: #ef4b42;
  --rsi-signal-deep: #b9312b;
  --rsi-signal-soft: #fdeceb;
  --rsi-ivory: #f5f1ea;
  --rsi-silver: #a9adb5;
  --rsi-whatsapp: #25d366;

  /* Surfaces */
  --rsi-paper: #ffffff;
  --rsi-mist: #f4f5f7;
  --rsi-warm: #faf8f4;

  /* Text */
  --rsi-text: #101216;
  --rsi-text-muted: #5b6271;
  --rsi-text-invert: #f5f1ea;
  --rsi-text-invert-muted: #a9adb5;

  /* Lines */
  --rsi-line: #e4e6eb;
  --rsi-line-strong: #d3d7de;
  --rsi-line-dark: rgba(255, 255, 255, 0.12);

  /* Radii */
  --rsi-r-xs: 6px;
  --rsi-r-sm: 10px;
  --rsi-r-md: 16px;
  --rsi-r-lg: 22px;
  --rsi-r-pill: 999px;

  /* Shadows */
  --rsi-shadow-sm: 0 1px 2px rgba(16, 18, 22, 0.06), 0 2px 8px rgba(16, 18, 22, 0.04);
  --rsi-shadow-md: 0 2px 4px rgba(16, 18, 22, 0.05), 0 12px 28px rgba(16, 18, 22, 0.08);
  --rsi-shadow-lg: 0 4px 10px rgba(16, 18, 22, 0.06), 0 24px 56px rgba(16, 18, 22, 0.12);

  /* Typography
     A system stack keeps the critical path free of webfont requests and
     matches the Arial/Helvetica geometry of the SVG wordmark. Swap the value
     of --rsi-font-sans to adopt a self-hosted face later. */
  --rsi-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --rsi-fs-display: clamp(2.125rem, 1.36rem + 3.4vw, 3.75rem);
  --rsi-fs-h2: clamp(1.75rem, 1.3rem + 2vw, 2.75rem);
  --rsi-fs-h3: clamp(1.1875rem, 1.08rem + 0.5vw, 1.4375rem);
  --rsi-fs-lead: clamp(1.0625rem, 1.01rem + 0.28vw, 1.1875rem);
  --rsi-fs-small: 0.9375rem;

  /* Space */
  --rsi-gutter: 20px;
  --rsi-container: 1200px;
  --rsi-section-y: clamp(56px, 7.5vw, 112px);

  /* Layering */
  --rsi-z-header: 60;
  --rsi-z-drawer: 80;
  --rsi-z-float: 70;

  color-scheme: light;
}

@media (min-width: 768px) {
  :root { --rsi-gutter: 28px; }
}

@media (min-width: 1280px) {
  :root { --rsi-gutter: 40px; }
}

/* 2. Reset and base
   ====================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  background: var(--rsi-paper);
  color: var(--rsi-text);
  font-family: var(--rsi-font-sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* clip does not create a scroll container, so position: sticky keeps working. */
@supports (overflow: clip) {
  body { overflow-x: clip; }
}

img, picture, svg, video { max-width: 100%; }
img { height: auto; border: 0; }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.5em;
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

ul, ol { margin: 0 0 1em; padding-left: 1.25em; }

a { color: var(--rsi-signal-deep); text-underline-offset: 0.18em; }
a:hover { color: var(--rsi-ink); }

hr { border: 0; border-top: 1px solid var(--rsi-line); margin: 2.5rem 0; }

:focus-visible {
  outline: 3px solid var(--rsi-signal);
  outline-offset: 3px;
  border-radius: 3px;
}

::selection { background: var(--rsi-signal); color: var(--rsi-ink); }

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.rsi-skip-link {
  position: absolute;
  top: -100px;
  left: var(--rsi-gutter);
  z-index: 200;
  padding: 12px 18px;
  background: var(--rsi-ink);
  color: var(--rsi-ivory);
  border-radius: 0 0 var(--rsi-r-sm) var(--rsi-r-sm);
  font-weight: 600;
  text-decoration: none;
}
.rsi-skip-link:focus { top: 0; color: var(--rsi-ivory); }

/* 3. Layout primitives
   ====================================================================== */

.rsi-container {
  width: 100%;
  max-width: var(--rsi-container);
  margin-inline: auto;
  padding-inline: var(--rsi-gutter);
}

.rsi-container--narrow { max-width: 820px; }
.rsi-container--wide { max-width: 1360px; }

.rsi-section { padding-block: var(--rsi-section-y); }
.rsi-section--tight { padding-block: clamp(40px, 5vw, 72px); }

.rsi-section--mist { background: var(--rsi-mist); }
.rsi-section--warm { background: var(--rsi-warm); }

.rsi-section--dark {
  background: var(--rsi-ink);
  color: var(--rsi-text-invert);
}
.rsi-section--dark h1,
.rsi-section--dark h2,
.rsi-section--dark h3,
.rsi-section--dark h4 { color: var(--rsi-ivory); }
.rsi-section--dark p { color: var(--rsi-text-invert-muted); }
.rsi-section--dark a:not(.rsi-btn) { color: var(--rsi-ivory); }

.rsi-grid { display: grid; gap: clamp(16px, 2.2vw, 28px); }
.rsi-grid > * { min-width: 0; }
.rsi-grid--2 { grid-template-columns: 1fr; }
.rsi-grid--3 { grid-template-columns: 1fr; }
.rsi-grid--4 { grid-template-columns: 1fr; }

@media (min-width: 600px) {
  .rsi-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .rsi-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .rsi-grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .rsi-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .rsi-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* Editorial split: text beside an image. */
.rsi-split {
  display: grid;
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
}
.rsi-split > * { min-width: 0; }

@media (min-width: 900px) {
  .rsi-split { grid-template-columns: 1fr 1fr; }
  .rsi-split--reverse .rsi-split__media { order: -1; }
  .rsi-split--wide-media { grid-template-columns: 0.9fr 1.1fr; }
}

.rsi-figure {
  display: block;
  overflow: hidden;
  border-radius: var(--rsi-r-lg);
  background: var(--rsi-mist);
  box-shadow: var(--rsi-shadow-md);
}
.rsi-figure img { display: block; width: 100%; height: auto; }

.rsi-figure--flat { box-shadow: none; }
.rsi-figure--ratio img {
  aspect-ratio: var(--rsi-ratio, 3 / 2);
  object-fit: cover;
}

/* 4. Typography helpers
   ====================================================================== */

.rsi-eyebrow {
  margin: 0 0 12px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rsi-signal-deep);
}
.rsi-section--dark .rsi-eyebrow { color: var(--rsi-signal); }

.rsi-section-head { margin-bottom: clamp(28px, 4vw, 52px); }
.rsi-section-head--center { text-align: center; margin-inline: auto; max-width: 720px; }
.rsi-section-head--left { text-align: left; max-width: 760px; }

.rsi-section-title { font-size: var(--rsi-fs-h2); margin-bottom: 0.4em; }

.rsi-section-lead {
  font-size: var(--rsi-fs-lead);
  color: var(--rsi-text-muted);
  margin: 0;
}
.rsi-section--dark .rsi-section-lead { color: var(--rsi-text-invert-muted); }

.rsi-lead { font-size: var(--rsi-fs-lead); color: var(--rsi-text-muted); }

.rsi-icon {
  width: 24px;
  height: 24px;
  flex: none;
  fill: none;
  color: inherit;
}

/* 5. Buttons
   ====================================================================== */

.rsi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: var(--rsi-r-pill);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.16s ease, background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease, box-shadow 0.16s ease;
}

.rsi-btn:hover { transform: translateY(-1px); }
.rsi-btn:active { transform: translateY(0); }

.rsi-btn__icon { width: 20px; height: 20px; }

/* Dark ink on signal red: 5.19:1 contrast. */
.rsi-btn--primary {
  background: var(--rsi-signal);
  color: var(--rsi-ink);
  box-shadow: 0 8px 20px rgba(239, 75, 66, 0.26);
}
.rsi-btn--primary:hover { background: #f66158; color: var(--rsi-ink); }

.rsi-btn--secondary {
  background: var(--rsi-ink);
  color: var(--rsi-ivory);
}
.rsi-btn--secondary:hover { background: var(--rsi-ink-3); color: var(--rsi-ivory); }

.rsi-btn--ghost {
  background: transparent;
  border-color: var(--rsi-line-strong);
  color: var(--rsi-ink);
}
.rsi-btn--ghost:hover { border-color: var(--rsi-ink); background: var(--rsi-paper); color: var(--rsi-ink); }

.rsi-section--dark .rsi-btn--ghost,
.rsi-btn--light {
  background: transparent;
  border-color: rgba(245, 241, 234, 0.4);
  color: var(--rsi-ivory);
}
.rsi-section--dark .rsi-btn--ghost:hover,
.rsi-btn--light:hover {
  background: rgba(245, 241, 234, 0.1);
  border-color: var(--rsi-ivory);
  color: var(--rsi-ivory);
}

/* Ink on WhatsApp green: 9.55:1 contrast. */
.rsi-btn--whatsapp {
  background: var(--rsi-whatsapp);
  color: #06281a;
}
.rsi-btn--whatsapp:hover { background: #1fbe5c; color: #06281a; }
.rsi-btn--whatsapp .rsi-icon { color: currentColor; }

.rsi-btn--block { width: 100%; }
.rsi-btn--sm { min-height: 42px; padding: 9px 18px; font-size: 0.9375rem; }

.rsi-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.rsi-btn-row--center { justify-content: center; }

.rsi-textlink {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 700;
  text-decoration: none;
  color: var(--rsi-signal-deep);
}
.rsi-textlink:hover { text-decoration: underline; }
.rsi-textlink .rsi-icon { width: 18px; height: 18px; transition: transform 0.16s ease; }
.rsi-textlink:hover .rsi-icon { transform: translateX(3px); }
.rsi-section--dark .rsi-textlink { color: var(--rsi-signal); }

/* 6. Header and navigation
   ====================================================================== */

.rsi-header {
  position: sticky;
  top: 0;
  z-index: var(--rsi-z-header);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid var(--rsi-line);
  transition: box-shadow 0.2s ease;
}
.rsi-header.is-scrolled { box-shadow: var(--rsi-shadow-sm); }

.rsi-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.rsi-logo { display: inline-flex; align-items: center; text-decoration: none; }
.rsi-logo img { display: block; width: auto; height: 42px; }
.rsi-logo--footer img { height: 46px; }

.custom-logo-link img { display: block; width: auto; max-height: 48px; }

@media (min-width: 1024px) {
  .rsi-header__inner { min-height: 84px; }
  .rsi-logo img { height: 48px; }
}

.rsi-header__nav { display: none; }

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

@media (min-width: 1024px) {
  .rsi-header__nav { display: block; }
  .rsi-header__cta { display: inline-flex; }
}

.rsi-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rsi-menu > li { position: relative; }

.rsi-menu a {
  display: block;
  padding: 10px 13px;
  border-radius: var(--rsi-r-xs);
  color: var(--rsi-ink);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.rsi-menu a:hover { background: var(--rsi-mist); color: var(--rsi-ink); }

.rsi-menu .current-menu-item > a,
.rsi-menu .current_page_item > a,
.rsi-menu .current-menu-ancestor > a { color: var(--rsi-signal-deep); }

.rsi-menu .sub-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 20;
  min-width: 240px;
  margin: 0;
  padding: 8px;
  list-style: none;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-md);
  box-shadow: var(--rsi-shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
}

.rsi-menu > li:hover > .sub-menu,
.rsi-menu > li:focus-within > .sub-menu,
.rsi-menu > li.is-open > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.rsi-menu .sub-menu a { padding: 9px 12px; white-space: normal; }

.rsi-submenu-toggle {
  position: absolute;
  top: 50%;
  right: -2px;
  transform: translateY(-50%);
  display: none;
  padding: 6px;
  background: none;
  border: 0;
  color: inherit;
  cursor: pointer;
}
.rsi-submenu-toggle__icon { width: 16px; height: 16px; }

.rsi-nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  background: var(--rsi-mist);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-sm);
  color: var(--rsi-ink);
  cursor: pointer;
}
.rsi-nav-toggle:hover { background: var(--rsi-paper); }
.rsi-nav-toggle .rsi-icon { width: 22px; height: 22px; }
.rsi-nav-toggle .rsi-nav-toggle__close { display: none; }

@media (min-width: 1024px) {
  .rsi-nav-toggle { display: none; }
}

/* Mobile drawer */
.rsi-drawer {
  position: fixed;
  inset: 0;
  z-index: var(--rsi-z-drawer);
  display: flex;
  flex-direction: column;
  background: var(--rsi-ink);
  color: var(--rsi-ivory);
  transform: translateX(100%);
  visibility: hidden;
  transition: transform 0.28s ease, visibility 0.28s;
  overscroll-behavior: contain;
}

.rsi-drawer.is-open { transform: translateX(0); visibility: visible; }

.rsi-drawer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding-inline: var(--rsi-gutter);
  padding-top: env(safe-area-inset-top, 0px);
  border-bottom: 1px solid var(--rsi-line-dark);
}

.rsi-drawer__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--rsi-line-dark);
  border-radius: var(--rsi-r-sm);
  color: var(--rsi-ivory);
  cursor: pointer;
}
.rsi-drawer__close .rsi-icon { width: 22px; height: 22px; }

.rsi-drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: 20px var(--rsi-gutter) 32px;
  -webkit-overflow-scrolling: touch;
}

.rsi-drawer .rsi-menu {
  flex-direction: column;
  align-items: stretch;
  gap: 2px;
}

.rsi-drawer .rsi-menu a {
  padding: 14px 4px;
  border-bottom: 1px solid var(--rsi-line-dark);
  border-radius: 0;
  color: var(--rsi-ivory);
  font-size: 1.0625rem;
}
.rsi-drawer .rsi-menu a:hover { background: transparent; color: var(--rsi-signal); }
.rsi-drawer .rsi-menu .current-menu-item > a { color: var(--rsi-signal); }

.rsi-drawer .rsi-menu .sub-menu {
  position: static;
  min-width: 0;
  margin: 0 0 8px 14px;
  padding: 0;
  background: none;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  opacity: 1;
  visibility: visible;
  transform: none;
}
.rsi-drawer .rsi-menu .sub-menu a { font-size: 0.9375rem; color: var(--rsi-text-invert-muted); }

.rsi-drawer__foot {
  display: grid;
  gap: 10px;
  padding: 24px var(--rsi-gutter) calc(28px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--rsi-line-dark);
}

.rsi-drawer__phone {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--rsi-text-invert-muted);
  font-weight: 600;
  text-decoration: none;
}
.rsi-drawer__phone:hover { color: var(--rsi-ivory); }

body.rsi-drawer-open { overflow: hidden; }

/* 7. Hero
   ====================================================================== */

.rsi-hero {
  position: relative;
  background: var(--rsi-ink);
  color: var(--rsi-ivory);
  overflow: hidden;
}

.rsi-hero__picture { display: block; }
.rsi-hero__picture img { display: block; width: 100%; height: auto; }

.rsi-hero__inner { position: relative; z-index: 2; }

.rsi-hero__copy {
  padding-block: clamp(36px, 7vw, 56px) clamp(28px, 5vw, 44px);
  max-width: 620px;
}

.rsi-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 7px 15px 7px 11px;
  background: rgba(239, 75, 66, 0.16);
  border: 1px solid rgba(239, 75, 66, 0.4);
  border-radius: var(--rsi-r-pill);
  color: #ffb3ad;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.rsi-hero__badge .rsi-icon { width: 17px; height: 17px; }

.rsi-hero__title {
  margin: 0 0 18px;
  font-size: var(--rsi-fs-display);
  color: var(--rsi-ivory);
  letter-spacing: -0.03em;
}
.rsi-hero__title em { font-style: normal; color: var(--rsi-signal); }

.rsi-hero__text {
  margin: 0;
  font-size: var(--rsi-fs-lead);
  color: var(--rsi-text-invert-muted);
  max-width: 48ch;
}

.rsi-hero__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.rsi-hero__points li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--rsi-fs-small);
  font-weight: 600;
  color: var(--rsi-text-invert-muted);
}
.rsi-hero__points .rsi-icon { width: 18px; height: 18px; color: var(--rsi-signal); }

.rsi-hero__media { position: relative; }

/* Below the desktop breakpoint the hero stacks: headline and buttons first,
   then the portrait photograph, which keeps both CTAs above the fold. */
@media (max-width: 899px) {
  .rsi-hero { display: flex; flex-direction: column; }
  .rsi-hero__inner { order: 1; }
  .rsi-hero__media { order: 2; }

  /* Fade the top of the photograph into the ink panel above it. */
  .rsi-hero__media::after {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 26%;
    background: linear-gradient(to bottom, var(--rsi-ink) 0%, rgba(16, 18, 22, 0) 100%);
    pointer-events: none;
  }
}

/* Desktop: the photograph becomes the backdrop and the copy sits over the
   darker left third of the composition. */
@media (min-width: 900px) {
  .rsi-hero { min-height: clamp(520px, 72vh, 760px); display: flex; align-items: center; }

  .rsi-hero__media {
    position: absolute;
    inset: 0;
    z-index: 1;
  }
  .rsi-hero__media::after { display: none; }
  .rsi-hero__picture { height: 100%; }
  .rsi-hero__picture img { height: 100%; object-fit: cover; object-position: center right; }

  .rsi-hero__scrim {
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
      linear-gradient(100deg, rgba(16, 18, 22, 0.96) 0%, rgba(16, 18, 22, 0.88) 26%, rgba(16, 18, 22, 0.55) 46%, rgba(16, 18, 22, 0.12) 64%, rgba(16, 18, 22, 0) 78%);
  }

  .rsi-hero__inner { z-index: 3; width: 100%; }
  .rsi-hero__copy { padding-block: clamp(56px, 8vw, 96px); max-width: 540px; }
}

@media (min-width: 1280px) {
  .rsi-hero__copy { max-width: 580px; }
}

/* Inner page hero */
.rsi-page-hero {
  position: relative;
  padding-block: clamp(36px, 5vw, 72px);
  background: var(--rsi-ink);
  color: var(--rsi-ivory);
  background-image: radial-gradient(120% 140% at 12% 0%, #24282f 0%, #101216 58%);
}

.rsi-page-hero__title {
  margin: 10px 0 0;
  font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3rem);
  color: var(--rsi-ivory);
  max-width: 20ch;
}

.rsi-page-hero__text {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: var(--rsi-fs-lead);
  color: var(--rsi-text-invert-muted);
}

.rsi-page-hero .rsi-btn-row { margin-top: 26px; }

/* Breadcrumbs */
.rsi-breadcrumbs { font-size: 0.875rem; }
.rsi-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.rsi-breadcrumbs li { display: flex; align-items: center; gap: 10px; color: var(--rsi-text-invert-muted); }
.rsi-breadcrumbs li + li::before { content: "/"; opacity: 0.5; }
.rsi-breadcrumbs a { color: var(--rsi-text-invert-muted); text-decoration: none; }
.rsi-breadcrumbs a:hover { color: var(--rsi-ivory); text-decoration: underline; }
.rsi-breadcrumbs [aria-current] { color: var(--rsi-ivory); }

/* 8. Content sections
   ====================================================================== */

.rsi-measure { max-width: 68ch; }

.rsi-checklist { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.rsi-checklist li { display: flex; gap: 12px; align-items: flex-start; }
.rsi-checklist .rsi-icon { width: 22px; height: 22px; color: var(--rsi-signal-deep); margin-top: 2px; }
.rsi-section--dark .rsi-checklist .rsi-icon { color: var(--rsi-signal); }

.rsi-stat-row {
  display: grid;
  gap: 18px;
  margin-top: 32px;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) { .rsi-stat-row { grid-template-columns: repeat(3, 1fr); } }

.rsi-note {
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--rsi-signal-soft);
  border-left: 4px solid var(--rsi-signal);
  border-radius: 0 var(--rsi-r-sm) var(--rsi-r-sm) 0;
  font-size: var(--rsi-fs-small);
  color: #6b2420;
}
.rsi-section--dark .rsi-note {
  background: rgba(239, 75, 66, 0.12);
  color: var(--rsi-text-invert-muted);
}

.rsi-admin-note {
  margin: 24px auto 0;
  max-width: 820px;
  padding: 16px 20px;
  background: #fff8e5;
  border: 1px dashed #d4a52a;
  border-radius: var(--rsi-r-sm);
  color: #6a5115;
  font-size: var(--rsi-fs-small);
  text-align: left;
}
.rsi-admin-note strong { color: #4e3b0c; }

/* 9. Cards
   ====================================================================== */

.rsi-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(22px, 2.4vw, 30px);
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-md);
  box-shadow: var(--rsi-shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.rsi-card:hover { transform: translateY(-3px); box-shadow: var(--rsi-shadow-md); border-color: var(--rsi-line-strong); }

.rsi-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  background: var(--rsi-signal-soft);
  border-radius: var(--rsi-r-sm);
  color: var(--rsi-signal-deep);
}
.rsi-card__icon .rsi-icon { width: 24px; height: 24px; }

.rsi-card__title { font-size: var(--rsi-fs-h3); margin-bottom: 10px; }
.rsi-card__text { margin: 0; color: var(--rsi-text-muted); font-size: var(--rsi-fs-small); }
.rsi-card__link { margin-top: 18px; }

.rsi-section--dark .rsi-card {
  background: var(--rsi-ink-2);
  border-color: var(--rsi-line-dark);
  box-shadow: none;
}
.rsi-section--dark .rsi-card:hover { border-color: rgba(255, 255, 255, 0.22); }
.rsi-section--dark .rsi-card__icon { background: rgba(239, 75, 66, 0.14); color: var(--rsi-signal); }
.rsi-section--dark .rsi-card__text { color: var(--rsi-text-invert-muted); }

/* Category tiles */
.rsi-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  padding: 24px 22px;
  background: linear-gradient(160deg, var(--rsi-ink-3) 0%, var(--rsi-ink-2) 100%);
  border: 1px solid var(--rsi-line-dark);
  border-radius: var(--rsi-r-md);
  overflow: hidden;
  transition: border-color 0.18s ease, transform 0.18s ease;
}
.rsi-tile:hover { transform: translateY(-3px); border-color: rgba(239, 75, 66, 0.55); }
.rsi-tile::after {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 120px; height: 120px;
  background: radial-gradient(circle at 100% 0%, rgba(239, 75, 66, 0.22), transparent 70%);
  pointer-events: none;
}
.rsi-tile__icon { color: var(--rsi-signal); }
.rsi-tile__icon .rsi-icon { width: 26px; height: 26px; }
.rsi-tile__title { margin: 0; font-size: 1.0625rem; color: var(--rsi-ivory); }
.rsi-tile__text { margin: 0; font-size: 0.9375rem; color: var(--rsi-text-invert-muted); }

/* Device cards */
.rsi-device {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-md);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.rsi-device:hover { transform: translateY(-3px); box-shadow: var(--rsi-shadow-md); }
.rsi-device__head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.rsi-device__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  background: var(--rsi-ink);
  border-radius: var(--rsi-r-sm);
  color: var(--rsi-signal);
}
.rsi-device__name { margin: 0; font-size: 1.0625rem; }
.rsi-device__short { margin: 2px 0 0; font-size: 0.8125rem; color: var(--rsi-text-muted); }
.rsi-device__text { margin: 0 0 16px; font-size: var(--rsi-fs-small); color: var(--rsi-text-muted); }
.rsi-device__link { margin-top: auto; }

/* Post cards */
.rsi-post-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-md);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.rsi-post-card:hover { transform: translateY(-3px); box-shadow: var(--rsi-shadow-md); }
.rsi-post-card__media { display: block; background: var(--rsi-mist); }
.rsi-post-card__media img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.rsi-post-card__body { display: flex; flex-direction: column; flex: 1; padding: 22px; }
.rsi-post-card__meta { font-size: 0.8125rem; color: var(--rsi-text-muted); margin-bottom: 10px; }
.rsi-post-card__title { font-size: 1.125rem; margin-bottom: 10px; }
.rsi-post-card__title a { color: var(--rsi-ink); text-decoration: none; }
.rsi-post-card__title a:hover { color: var(--rsi-signal-deep); }
.rsi-post-card__excerpt { font-size: var(--rsi-fs-small); color: var(--rsi-text-muted); margin-bottom: 16px; }
.rsi-post-card__more { margin-top: auto; }

/* 10. Pricing
   ====================================================================== */

.rsi-pricing__switch {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
}

.rsi-switch {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 100%;
  gap: 4px;
  padding: 5px;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-pill);
  box-shadow: var(--rsi-shadow-sm);
}
.rsi-section--dark .rsi-switch { background: var(--rsi-ink-2); border-color: var(--rsi-line-dark); box-shadow: none; }

.rsi-switch__label {
  align-self: center;
  padding-inline: 12px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rsi-text-muted);
}

.rsi-switch button {
  min-height: 42px;
  padding: 8px 20px;
  background: transparent;
  border: 0;
  border-radius: var(--rsi-r-pill);
  color: var(--rsi-text-muted);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.16s ease, color 0.16s ease;
}
.rsi-switch button:hover { color: var(--rsi-ink); }
.rsi-switch button[aria-pressed="true"] { background: var(--rsi-signal); color: var(--rsi-ink); }
.rsi-section--dark .rsi-switch button:hover { color: var(--rsi-ivory); }

.rsi-plans { display: grid; gap: 20px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 640px) { .rsi-plans { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .rsi-plans { grid-template-columns: repeat(4, 1fr); } }

.rsi-plan {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 28px 24px 24px;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-lg);
  box-shadow: var(--rsi-shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.rsi-plan:hover { transform: translateY(-4px); box-shadow: var(--rsi-shadow-md); }

.rsi-plan--featured {
  background: var(--rsi-ink);
  border-color: var(--rsi-ink);
  color: var(--rsi-ivory);
  box-shadow: var(--rsi-shadow-lg);
}
.rsi-plan--featured .rsi-plan__duration,
.rsi-plan--featured .rsi-plan__price { color: var(--rsi-ivory); }
.rsi-plan--featured .rsi-plan__kicker,
.rsi-plan--featured .rsi-plan__sub { color: var(--rsi-text-invert-muted); }
.rsi-plan--featured .rsi-plan__features li { color: var(--rsi-text-invert-muted); border-color: var(--rsi-line-dark); }
.rsi-plan--featured .rsi-plan__features .rsi-icon { color: var(--rsi-signal); }

.rsi-plan__flag {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 14px;
  background: var(--rsi-signal);
  border-radius: var(--rsi-r-pill);
  color: var(--rsi-ink);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.rsi-plan__kicker {
  margin: 0 0 16px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rsi-text-muted);
}

.rsi-plan__duration { margin: 0 0 2px; font-size: 1.375rem; }

.rsi-plan__price {
  display: block;
  font-size: clamp(2.125rem, 1.8rem + 1.4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.rsi-plan__sub { margin: 8px 0 0; font-size: 0.875rem; color: var(--rsi-text-muted); }
.rsi-plan__sub strong { color: var(--rsi-ink); }
.rsi-plan--featured .rsi-plan__sub strong { color: var(--rsi-ivory); }

.rsi-plan__saving {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 12px;
  background: var(--rsi-signal-soft);
  border-radius: var(--rsi-r-pill);
  color: var(--rsi-signal-deep);
  font-size: 0.8125rem;
  font-weight: 700;
}
.rsi-plan--featured .rsi-plan__saving { background: rgba(239, 75, 66, 0.18); color: #ffb3ad; }

.rsi-plan__features {
  margin: 20px 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.rsi-plan__features li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rsi-line);
  font-size: 0.9375rem;
  color: var(--rsi-text-muted);
}
.rsi-plan__features li:last-child { border-bottom: 0; padding-bottom: 0; }
.rsi-plan__features .rsi-icon { width: 20px; height: 20px; margin-top: 2px; color: var(--rsi-signal-deep); }

.rsi-plan__cta { margin-top: auto; }

.rsi-plan__terms { margin: 14px 0 0; font-size: 0.8125rem; color: var(--rsi-text-muted); }
.rsi-plan__terms a { color: inherit; text-decoration: underline; }
.rsi-plan--featured .rsi-plan__terms a { color: var(--rsi-ivory); }

/* Enquiry panel used until verified prices exist */
.rsi-enquiry {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  padding: clamp(28px, 4vw, 56px);
  background: var(--rsi-ink);
  border-radius: var(--rsi-r-lg);
  color: var(--rsi-ivory);
  background-image: radial-gradient(90% 120% at 100% 0%, #262b33 0%, #101216 62%);
}
@media (min-width: 900px) { .rsi-enquiry { grid-template-columns: 1.05fr 0.95fr; align-items: center; } }

.rsi-enquiry__title { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.125rem); color: var(--rsi-ivory); }
.rsi-enquiry__text { color: var(--rsi-text-invert-muted); font-size: var(--rsi-fs-lead); }

.rsi-enquiry__panel {
  padding: 26px 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--rsi-line-dark);
  border-radius: var(--rsi-r-md);
}
.rsi-enquiry__panel h3 { font-size: 1.0625rem; color: var(--rsi-ivory); }
.rsi-enquiry .rsi-checklist .rsi-icon { color: var(--rsi-signal); }
.rsi-enquiry .rsi-checklist li { color: var(--rsi-text-invert-muted); }

/* 11. Steps, FAQ and disclosure
   ====================================================================== */

.rsi-steps {
  display: grid;
  gap: 18px;
  counter-reset: rsi-step;
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 720px) { .rsi-steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .rsi-steps { grid-template-columns: repeat(5, 1fr); } }

.rsi-step {
  position: relative;
  padding: 26px 22px 24px;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-md);
}

.rsi-step::before {
  counter-increment: rsi-step;
  content: counter(rsi-step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  margin-bottom: 14px;
  background: var(--rsi-ink);
  border-radius: var(--rsi-r-pill);
  color: var(--rsi-signal);
  font-size: 0.9375rem;
  font-weight: 700;
}

.rsi-step__title { font-size: 1.0625rem; margin-bottom: 8px; }
.rsi-step__text { margin: 0; font-size: 0.9375rem; color: var(--rsi-text-muted); }

/* Ordered installation steps */
.rsi-ordered { counter-reset: rsi-ol; margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.rsi-ordered li {
  position: relative;
  padding-left: 48px;
  min-height: 34px;
  display: flex;
  align-items: center;
}
.rsi-ordered li::before {
  counter-increment: rsi-ol;
  content: counter(rsi-ol);
  position: absolute;
  left: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  background: var(--rsi-signal-soft);
  border-radius: var(--rsi-r-pill);
  color: var(--rsi-signal-deep);
  font-weight: 700;
  font-size: 0.9375rem;
}

/* FAQ — native disclosure, no JavaScript required */
.rsi-faq { display: grid; gap: 12px; }
@media (min-width: 900px) { .rsi-faq--two { grid-template-columns: repeat(2, 1fr); align-items: start; } }

.rsi-faq__item {
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-md);
  overflow: hidden;
}
.rsi-faq__item[open] { border-color: var(--rsi-line-strong); box-shadow: var(--rsi-shadow-sm); }

.rsi-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  cursor: pointer;
  list-style: none;
}
.rsi-faq__q::-webkit-details-marker { display: none; }
.rsi-faq__q:hover { color: var(--rsi-signal-deep); }

.rsi-faq__sign {
  position: relative;
  flex: none;
  width: 24px; height: 24px;
  border-radius: var(--rsi-r-pill);
  background: var(--rsi-signal-soft);
}
.rsi-faq__sign::before,
.rsi-faq__sign::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 11px; height: 2px;
  background: var(--rsi-signal-deep);
  transform: translate(-50%, -50%);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.rsi-faq__sign::after { transform: translate(-50%, -50%) rotate(90deg); }
.rsi-faq__item[open] .rsi-faq__sign::after { opacity: 0; transform: translate(-50%, -50%) rotate(0deg); }

.rsi-faq__a {
  padding: 0 20px 20px;
  color: var(--rsi-text-muted);
  font-size: var(--rsi-fs-small);
}

.rsi-section--dark .rsi-faq__item { background: var(--rsi-ink-2); border-color: var(--rsi-line-dark); }
.rsi-section--dark .rsi-faq__q { color: var(--rsi-ivory); }
.rsi-section--dark .rsi-faq__a { color: var(--rsi-text-invert-muted); }
.rsi-section--dark .rsi-faq__sign { background: rgba(239, 75, 66, 0.18); }
.rsi-section--dark .rsi-faq__sign::before,
.rsi-section--dark .rsi-faq__sign::after { background: var(--rsi-signal); }

/* 12. Forms
   ====================================================================== */

.rsi-form { display: grid; gap: 18px; }

.rsi-field { display: grid; gap: 7px; }
.rsi-field label { font-size: 0.9375rem; font-weight: 700; }
.rsi-field .rsi-hint { font-size: 0.8125rem; color: var(--rsi-text-muted); font-weight: 400; }

.rsi-field input,
.rsi-field textarea,
.rsi-field select {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  background: var(--rsi-paper);
  border: 1px solid var(--rsi-line-strong);
  border-radius: var(--rsi-r-sm);
  color: var(--rsi-ink);
  font-family: inherit;
  font-size: 1rem;
}
.rsi-field textarea { min-height: 150px; resize: vertical; }
.rsi-field input:focus,
.rsi-field textarea:focus,
.rsi-field select:focus { border-color: var(--rsi-signal); outline-offset: 1px; }

.rsi-field--error input,
.rsi-field--error textarea { border-color: var(--rsi-signal-deep); }

.rsi-field__error { font-size: 0.8125rem; font-weight: 700; color: var(--rsi-signal-deep); }

.rsi-honeypot {
  position: absolute !important;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.rsi-alert {
  padding: 16px 18px;
  border-radius: var(--rsi-r-sm);
  font-size: var(--rsi-fs-small);
}
.rsi-alert--ok { background: #e8f6ee; border: 1px solid #a8ddc0; color: #1b5c38; }
.rsi-alert--error { background: var(--rsi-signal-soft); border: 1px solid #f3b2ae; color: #7d2a25; }

.rsi-search-form { display: flex; gap: 10px; }
.rsi-search-form input[type="search"] {
  flex: 1;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--rsi-line-strong);
  border-radius: var(--rsi-r-sm);
  font-family: inherit;
  font-size: 1rem;
}

/* 13. Blog and prose
   ====================================================================== */

.rsi-blog-layout { display: grid; gap: clamp(32px, 4vw, 56px); }
@media (min-width: 1024px) {
  body:not(.rsi-no-sidebar) .rsi-blog-layout { grid-template-columns: minmax(0, 1fr) 320px; }
}

.rsi-prose { font-size: 1.0625rem; line-height: 1.75; max-width: 72ch; }
.rsi-prose > *:first-child { margin-top: 0; }
.rsi-prose h2 { font-size: clamp(1.5rem, 1.3rem + 1vw, 1.9rem); margin-top: 2em; }
.rsi-prose h3 { font-size: clamp(1.2rem, 1.1rem + 0.5vw, 1.4rem); margin-top: 1.7em; }
.rsi-prose p, .rsi-prose ul, .rsi-prose ol { margin-bottom: 1.15em; }
.rsi-prose li { margin-bottom: 0.4em; }
.rsi-prose img, .rsi-prose figure { border-radius: var(--rsi-r-md); }
.rsi-prose figure { margin: 2em 0; }
.rsi-prose figcaption { font-size: 0.875rem; color: var(--rsi-text-muted); margin-top: 8px; }
.rsi-prose blockquote {
  margin: 2em 0;
  padding: 4px 0 4px 22px;
  border-left: 4px solid var(--rsi-signal);
  font-size: 1.125rem;
}
.rsi-prose table { width: 100%; border-collapse: collapse; margin-bottom: 1.5em; font-size: var(--rsi-fs-small); }
.rsi-prose th, .rsi-prose td { padding: 12px 14px; border: 1px solid var(--rsi-line); text-align: left; }
.rsi-prose th { background: var(--rsi-mist); font-weight: 700; }
.rsi-prose code {
  padding: 2px 6px;
  background: var(--rsi-mist);
  border-radius: var(--rsi-r-xs);
  font-size: 0.9em;
}

.rsi-entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0 0 24px;
  font-size: 0.875rem;
  color: var(--rsi-text-muted);
}

.rsi-widget { margin-bottom: 32px; }
.rsi-widget__title { font-size: 1.0625rem; margin-bottom: 12px; }
.rsi-widget ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.rsi-widget a { text-decoration: none; }
.rsi-widget a:hover { text-decoration: underline; }

.rsi-sidebar-cta {
  padding: 24px;
  background: var(--rsi-ink);
  border-radius: var(--rsi-r-md);
  color: var(--rsi-ivory);
}
.rsi-sidebar-cta h2 { color: var(--rsi-ivory); font-size: 1.125rem; }
.rsi-sidebar-cta p { color: var(--rsi-text-invert-muted); font-size: var(--rsi-fs-small); }

.rsi-pagination { margin-top: 48px; }
.rsi-pagination .nav-links { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.rsi-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--rsi-line);
  border-radius: var(--rsi-r-sm);
  color: var(--rsi-ink);
  font-weight: 700;
  text-decoration: none;
}
.rsi-pagination .page-numbers:hover { border-color: var(--rsi-ink); }
.rsi-pagination .page-numbers.current { background: var(--rsi-ink); border-color: var(--rsi-ink); color: var(--rsi-ivory); }

.rsi-comments { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--rsi-line); }
.rsi-comments .comment-list { margin: 0 0 32px; padding: 0; list-style: none; display: grid; gap: 22px; }
.rsi-comments .comment-list ol { list-style: none; padding-left: 24px; }
.rsi-comments article { padding: 20px; background: var(--rsi-mist); border-radius: var(--rsi-r-md); }
.rsi-comments .comment-meta { font-size: 0.8125rem; color: var(--rsi-text-muted); margin-bottom: 8px; }

/* 14. Footer
   ====================================================================== */

.rsi-footer {
  background: var(--rsi-ink);
  color: var(--rsi-text-invert-muted);
  padding-top: clamp(48px, 6vw, 80px);
}

.rsi-footer a { color: var(--rsi-text-invert-muted); text-decoration: none; }
.rsi-footer a:hover { color: var(--rsi-ivory); text-decoration: underline; }

.rsi-footer__grid {
  display: grid;
  gap: 36px;
  grid-template-columns: 1fr;
  padding-bottom: 44px;
}
@media (min-width: 600px) { .rsi-footer__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .rsi-footer__grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 44px; } }

.rsi-footer__brand p { font-size: var(--rsi-fs-small); max-width: 42ch; margin-top: 18px; }

.rsi-footer__contact { display: grid; gap: 10px; margin-top: 22px; }
.rsi-footer__contact a { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; }
.rsi-footer__contact .rsi-icon { width: 20px; height: 20px; color: var(--rsi-signal); }

.rsi-footer__title {
  margin: 0 0 16px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rsi-ivory);
}

.rsi-footer ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; font-size: var(--rsi-fs-small); }

.rsi-footer__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 22px 0 calc(22px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--rsi-line-dark);
  font-size: 0.875rem;
}
.rsi-footer__bar ul { display: flex; flex-wrap: wrap; gap: 8px 20px; }

/* Leave room for the floating contact control on small screens. */
@media (max-width: 767px) {
  .rsi-footer__bar { padding-bottom: calc(92px + env(safe-area-inset-bottom, 0px)); }
}

/* 15. Floating contact
   ====================================================================== */

.rsi-float {
  position: fixed;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: max(16px, env(safe-area-inset-bottom, 0px));
  z-index: var(--rsi-z-float);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 56px;
  min-height: 56px;
  padding: 14px;
  background: var(--rsi-whatsapp);
  border-radius: var(--rsi-r-pill);
  color: #06281a;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(6, 40, 26, 0.3);
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}
.rsi-float:hover { transform: translateY(-2px); color: #06281a; box-shadow: 0 10px 26px rgba(6, 40, 26, 0.36); }
.rsi-float .rsi-icon { width: 28px; height: 28px; }
.rsi-float__label { display: none; }

@media (min-width: 768px) {
  .rsi-float {
    right: 24px;
    bottom: 24px;
    min-height: 56px;
    padding: 14px 22px 14px 18px;
  }
  .rsi-float__label { display: inline; }
}

/* Hidden while the mobile drawer is open so it can never cover the menu. */
body.rsi-drawer-open .rsi-float {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* 16. Utilities, motion and print
   ====================================================================== */

.rsi-hidden { display: none !important; }
.rsi-center { text-align: center; }
.rsi-mt-0 { margin-top: 0 !important; }

.rsi-signal-strip {
  height: 4px;
  background: linear-gradient(90deg, var(--rsi-signal) 0%, #ff8a63 55%, var(--rsi-signal) 100%);
}

.rsi-404 { text-align: center; padding-block: clamp(56px, 9vw, 120px); }
.rsi-404__code {
  display: block;
  font-size: clamp(4rem, 3rem + 8vw, 8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--rsi-signal);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .rsi-btn:hover,
  .rsi-card:hover,
  .rsi-plan:hover,
  .rsi-tile:hover,
  .rsi-device:hover,
  .rsi-post-card:hover,
  .rsi-float:hover { transform: none; }
}

@media print {
  .rsi-header, .rsi-float, .rsi-footer, .rsi-drawer, .rsi-btn-row { display: none !important; }
  body { color: #000; background: #fff; }
  .rsi-section { padding-block: 16px; }
}