/* ==========================================================================
   Cloudstore — design tokens
   Base: existing cloudsto.re corporate look (clean, light, confident)
   Accent system: AWS-inspired theme (near-black + magenta/violet/blue glow)
   ========================================================================== */

:root {
  /* Corporate base */
  --ink:          #0F111A;   /* primary text on light */
  --ink-soft:     #4B5262;   /* secondary text on light */
  --paper:        #FFFFFF;
  --paper-soft:   #F6F7FA;
  --line:         #E4E6EC;

  /* Dark / hero base (from AWS-inspired deck) */
  --black:        #05060C;
  --near-black:   #0F111A;
  --hero-dark:    #181B27;
  --on-dark:      #FFFFFF;
  --on-dark-soft: #B7BCC8;

  /* Accent glow palette (from AWS-inspired deck) */
  --magenta:      #FF2CB2;
  --violet:       #6F2CFF;
  --blue:         #0073FF;

  --radius:       14px;
  --radius-sm:    10px;
  --container:    1200px;

  --shadow-card:  0 1px 2px rgba(15,17,26,.04), 0 12px 28px -12px rgba(15,17,26,.12);
  --shadow-hover: 0 1px 2px rgba(15,17,26,.05), 0 20px 40px -14px rgba(15,17,26,.18);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

p { margin: 0; line-height: 1.6; }

.wrap {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--magenta);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--magenta);
  margin: 0 0 14px;
}
.eyebrow-light { color: var(--magenta); }

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(90deg, var(--magenta), var(--violet));
  color: #fff;
  box-shadow: 0 10px 24px -8px rgba(150, 44, 220, .5);
}
.btn-primary:hover { box-shadow: 0 14px 30px -8px rgba(150, 44, 220, .6); }

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.4);
}
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,.08); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  padding: 10px 20px;
  font-size: 14px;
}
.btn-ghost:hover { border-color: var(--ink); }

/* ---------------------------------------------------------------------- */
/* Header                                                                  */
/* ---------------------------------------------------------------------- */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(5,6,12,.92);
  backdrop-filter: saturate(180%) blur(14px);
  transition: background .25s ease, box-shadow .25s ease, border-color .25s ease;
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.site-header.is-scrolled {
  background: rgba(5,6,12,.92);
  border-bottom: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 8px 30px -12px rgba(0,0,0,.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-icon { height: 30px; width: auto; }
.brand-wordmark { height: 20px; width: auto; }

.main-nav {
  display: flex;
  gap: 34px;
}
.main-nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: rgba(255,255,255,.85);
  transition: color .2s ease;
}
.main-nav a:hover { color: var(--magenta); }

.nav-item-dropdown {
  position: relative;
  display: flex;
  align-items: center;
  /* Extend the hoverable hit-area down through the visual gap to the
     dropdown panel, so moving the pointer diagonally from the trigger to
     the panel doesn't fall out of :hover partway and close it. */
  padding-bottom: 14px;
  margin-bottom: -14px;
}
.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.nav-dropdown-trigger::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: .7;
}
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 14px;
  background: rgba(15,17,26,.98);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  padding: 8px;
  min-width: 180px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,.5);
}
.nav-item-dropdown:hover .nav-dropdown,
.nav-item-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
/* Forces the panel shut right after a link inside it is clicked — see
   main.js. Without this, clicking a link without moving the mouse away
   leaves :hover still matching, so the dropdown stays visibly open even
   though the page has already navigated/scrolled to the target. */
.nav-item-dropdown.is-closing .nav-dropdown {
  opacity: 0 !important;
  visibility: hidden !important;
  transform: translateY(-6px) !important;
  transition: none !important;
}
.nav-dropdown a {
  display: block;
  padding: 9px 12px;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
}
.nav-dropdown a:hover { background: rgba(255,255,255,.06); }
.nav-dropdown-divider {
  height: 1px;
  background: rgba(255,255,255,.45);
  margin: 6px 4px;
}

/* Current-page indicator (top-level nav items only — see main.js) */
.main-nav a.is-current {
  color: #fff;
  box-shadow: 0 2px 0 var(--magenta);
}
.main-nav a.is-current:hover { color: #fff; }

.header-actions { display: flex; align-items: center; gap: 18px; }

.header-contact {
  padding: 10px 22px;
  font-size: 14px;
}

.search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: none;
  border: none;
  color: rgba(255,255,255,.85);
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.search-toggle:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}

/* ---------------------------------------------------------------------- */
/* Site search                                                             */
/* ---------------------------------------------------------------------- */

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(5,6,12,.7);
  backdrop-filter: blur(3px);
  display: flex;
  justify-content: center;
  padding: 90px 22px 22px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .18s ease, visibility 0s linear .18s;
}
.search-overlay.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity .18s ease;
}

.search-panel {
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 120px);
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.5);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(-10px);
  transition: transform .18s ease;
}
.search-overlay.is-open .search-panel { transform: translateY(0); }

.search-input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.search-input-icon { color: var(--ink-soft); flex-shrink: 0; }
.search-input {
  flex: 1;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 17px;
  color: var(--ink);
  background: none;
}
.search-input::placeholder { color: #A5AAB5; }
.search-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--paper-soft);
  border: none;
  color: var(--ink-soft);
  cursor: pointer;
  flex-shrink: 0;
}
.search-close:hover { background: var(--line); color: var(--ink); }

.search-results {
  overflow-y: auto;
  padding: 8px;
}

.search-result {
  display: block;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
}
.search-result:hover, .search-result.is-active { background: var(--paper-soft); }
.search-result-category {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--tab-accent, var(--blue));
  margin-bottom: 3px;
}
.search-result-title {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 3px;
}
.search-result-snippet {
  font-size: 13.5px;
  color: var(--ink-soft);
  line-height: 1.5;
}
.search-result mark {
  background: none;
  color: inherit;
  font-weight: 700;
}

.search-empty, .search-hint {
  padding: 34px 20px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.nav-mobile-contact {
  display: none; /* shown only in the mobile menu — see the 900px breakpoint */
  margin-top: 8px;
  color: var(--magenta) !important;
  font-weight: 600 !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: #fff;
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */

.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}

.hero-media {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 0;
}

.hero-video {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .6;
}

/* Base ambient colour — subtle now that the brand mark carries the visual
   weight; still gives the dark hero some depth instead of flat black. */
.hero-gradient {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(90% 70% at 80% 10%, rgba(111,44,255,.28), transparent 60%),
    radial-gradient(70% 60% at 10% 100%, rgba(0,115,255,.22), transparent 55%),
    var(--hero-dark);
}

/* Large brand mark — cloud silhouette with the signature magenta line
   sweeping through it — used as the hero's decorative artwork. */
.hero-art {
  position: absolute;
  top: 50%;
  right: -6%;
  width: min(75vw, 980px);
  height: auto;
  transform: translateY(-50%);
  overflow: visible;
}
.hero-art-cloud { fill: #fff; opacity: .07; }
.hero-art-line { fill: var(--magenta); opacity: .95; }

.hero-video {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .6;
}

.hero-scrim {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(180deg, rgba(5,6,12,.35) 0%, rgba(5,6,12,.5) 55%, rgba(5,6,12,.88) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 78px;
}

.hero-content .eyebrow {
  font-size: 16px;
  letter-spacing: 0.1em;
}

.hero-title {
  font-size: clamp(40px, 5.5vw, 64px);
  color: #fff;
  margin-bottom: 18px;
}

.hero-tagline {
  font-size: clamp(18px, 2vw, 23px);
  font-weight: 400;
  color: var(--on-dark-soft);
  max-width: 680px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------------------------------------------------------------------- */
/* Intro                                                                   */
/* ---------------------------------------------------------------------- */

.intro {
  padding: 110px 0 40px;
  background: var(--paper);
  scroll-margin-top: 90px;
}

.intro-inner { max-width: 820px; }

.intro-text {
  font-size: clamp(17px, 1.7vw, 20px);
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: normal;
  color: var(--ink-soft);
}

/* ---------------------------------------------------------------------- */
/* Business units                                                          */
/* ---------------------------------------------------------------------- */

.units {
  padding: 40px 0 110px;
  background: var(--paper);
}

.section-lede {
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 60ch;
}

.unit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.unit-card {
  background: var(--near-black);
  border-radius: var(--radius);
  padding: 34px 30px 30px;
  box-shadow: var(--shadow-card);
  transition: transform .2s ease, box-shadow .2s ease;
  scroll-margin-top: 100px;
}
.unit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.unit-card h3 {
  font-size: 24px;
  color: #fff;
  margin-bottom: 10px;
}

.unit-tag {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  color: #fff;
  background: rgba(255,255,255,.08);
  margin-bottom: 20px;
}

.unit-card p {
  color: var(--on-dark-soft);
  font-size: 15px;
  margin-bottom: 26px;
}

.unit-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14.5px;
  font-weight: 600;
  color: #fff;
}
.unit-link span { transition: transform .15s ease; }
.unit-link:hover span { transform: translateX(3px); }

.unit-link-icon {
  display: inline-flex;
  align-items: center;
}
.unit-link-icon svg { display: block; }

.unit-core .unit-tag  { background: rgba(111,44,255,.22); color: #A98CFF; }
.unit-core .unit-link { color: #A98CFF; }

.unit-solutions .unit-tag  { background: rgba(0,115,255,.2); color: #6FADFF; }
.unit-solutions .unit-link { color: #6FADFF; }

.unit-ventures .unit-tag  { background: rgba(255,44,178,.18); color: var(--magenta); }
.unit-ventures .unit-link { color: var(--magenta); }

/* ---------------------------------------------------------------------- */
/* Standalone page banner (technology.html, and future pages)              */
/* ---------------------------------------------------------------------- */

.page-banner {
  position: relative;
  margin-top: 78px; /* clears the fixed header */
  overflow: hidden;
  background: var(--black);
  min-height: 340px;
  display: flex;
  align-items: center;
}

.page-banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-banner-content {
  position: relative;
  z-index: 1;
}

.tech-page-overview {
  border-top: none;
  padding-top: 70px;
}

/* ---------------------------------------------------------------------- */
/* Core technology overview                                                */
/* ---------------------------------------------------------------------- */

.tech-overview {
  padding: 90px 0 110px;
  background: var(--paper);
  border-top: 1px solid var(--line);
  scroll-margin-top: 90px;
}

/* ---------------------------------------------------------------------- */
/* Solutions page                                                          */
/* ---------------------------------------------------------------------- */

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

#solutions-detail {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}

.solution-card {
  background: var(--near-black);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent, var(--blue));
  padding: 26px 22px 24px;
  box-shadow: var(--shadow-card);
  transition: transform .2s ease, box-shadow .2s ease;
  display: flex;
  flex-direction: column;
  scroll-margin-top: 140px;
}
.solution-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.solution-name {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--accent, var(--blue));
  margin-bottom: 4px;
}
.solution-card h3 {
  font-size: 18px;
  color: #fff;
  margin-bottom: 12px;
}
.solution-card > p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--on-dark-soft);
  margin-bottom: 18px;
  flex-grow: 1;
}
.solution-card .solution-name {
  color: var(--accent, var(--blue));
}
.solution-signpost-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--accent, var(--blue));
}
.solution-signpost-link span { transition: transform .15s ease; }
.solution-signpost-link:hover span { transform: translateY(3px); }
.solution-signpost-icon {
  display: inline-flex;
  align-items: center;
}
.solution-signpost-icon svg { display: block; }

/* Single detail panel per solution — only one is ever visible at a
   time, matching Technology's tab-panel pattern. Selection happens via
   the cards' "See details" links (real #hash anchors) rather than a
   button row here, since the cards themselves are always visible above
   and already serve as the selector. */
.solution-panel {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent, var(--blue));
  border-radius: var(--radius);
  padding: 32px 34px 36px;
  scroll-margin-top: 100px;
}
.solution-panel + .solution-panel { margin-top: 12px; }
.solution-diagram-frame {
  position: relative;
}
.solution-panel img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  margin-bottom: 26px;
}
.solution-panel h3 {
  font-size: 22px;
  margin-bottom: 14px;
  color: var(--accent, var(--ink));
}
.solution-panel p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 68ch;
}
.solution-panel p + p { margin-top: 16px; }

.solution-blue    { --accent: #0073FF; }
.solution-magenta { --accent: #DB2777; }
.solution-teal    { --accent: #0D9488; }
.solution-violet  { --accent: #6F2CFF; }
.solution-cyan    { --accent: #0891B2; }
.solution-amber   { --accent: #D97706; }
.solution-green   { --accent: #16A34A; }
.solution-orange  { --accent: #EA580C; }
.solution-rose    { --accent: #E11D48; }

/* ---------------------------------------------------------------------- */
/* Compare page                                                            */
/* ---------------------------------------------------------------------- */

.compare-table-wrap {
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow-x: auto;
}
.compare-table {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
}
.compare-table th,
.compare-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.compare-col {
  text-align: center;
  vertical-align: top;
}
.compare-col a.compare-col-brand {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #fff;
  background: var(--accent, var(--ink));
  padding: 3px 9px;
  border-radius: 999px;
  margin-bottom: 7px;
  text-decoration: none;
}
.compare-col-brand:hover { opacity: .85; color: #fff; }
.compare-col a {
  color: var(--accent, var(--ink));
  font-weight: 700;
  font-size: 12.5px;
  text-decoration: none;
  line-height: 1.3;
}
.compare-col a:hover { text-decoration: underline; }
.compare-row-label {
  text-align: left;
  white-space: nowrap;
  position: sticky;
  left: 0;
  background: #fff;
  z-index: 1;
}
.compare-row-label a {
  color: var(--ink);
  font-weight: 600;
  font-size: 13.5px;
  text-decoration: none;
}
.compare-row-label a:hover { color: var(--blue); }
.compare-dot {
  text-align: center;
  color: var(--line);
}
.compare-dot.solution-blue,
.compare-dot.solution-magenta,
.compare-dot.solution-teal,
.compare-dot.solution-violet,
.compare-dot.solution-cyan,
.compare-dot.solution-amber,
.compare-dot.solution-green {
  color: var(--accent);
}
.compare-dot span[aria-hidden] { font-size: 15px; }
.compare-group-row td {
  background: var(--paper-soft);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--ink-soft);
  text-align: left;
  padding-top: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.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;
}

/* ---------------------------------------------------------------------- */
/* 404 page                                                                */
/* ---------------------------------------------------------------------- */

.error-404 {
  padding: 120px 0 100px;
  background: var(--near-black);
}
.error-404-inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.error-404-code {
  font-size: 100px;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(90deg, var(--magenta), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 8px;
}
.error-404 h1 {
  color: #fff;
  font-size: 30px;
  margin-bottom: 16px;
}
.error-404-message {
  color: var(--on-dark-soft);
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 32px;
}
.error-404-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  margin-top: 32px;
}
.error-404-links a {
  color: var(--on-dark-soft);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
}
.error-404-links a:hover { color: #fff; }

/* ---------------------------------------------------------------------- */
/* Legal pages (Privacy, Terms)                                            */
/* ---------------------------------------------------------------------- */

.legal-content {
  max-width: 72ch;
}
.legal-content > p:first-child {
  font-size: 15.5px;
  color: var(--ink-soft);
  font-style: italic;
  margin-bottom: 8px;
}
.legal-content h2 {
  font-size: 20px;
  color: var(--ink);
  margin: 34px 0 12px;
}
.legal-content p {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}
.legal-content a {
  color: var(--blue);
  text-decoration: none;
}
.legal-content a:hover { text-decoration: underline; }

/* ---------------------------------------------------------------------- */
/* Insights page                                                           */
/* ---------------------------------------------------------------------- */

.insights-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 32px;
}
.insight-filter-btn {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: #fff;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.insight-filter-btn:hover {
  border-color: var(--blue);
  color: var(--ink);
}
.insight-filter-btn.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.insight-card {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent, var(--magenta));
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
}
.insight-category {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--accent, var(--magenta));
  margin-bottom: 10px;
}
.insight-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--ink);
}
.insight-card p:not(.insight-category):not(.insight-meta) {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 14px;
  flex-grow: 1;
}
.insight-meta {
  font-size: 12.5px;
  color: var(--ink-soft);
  font-weight: 600;
  margin-bottom: 16px;
}
.insight-read-link {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent, var(--magenta));
  text-decoration: none;
  width: fit-content;
}
.insight-read-link:hover { text-decoration: underline; }

#insights-detail {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}
.insight-panel {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent, var(--magenta));
  border-radius: var(--radius);
  padding: 32px 34px 36px;
  scroll-margin-top: 100px;
}
.insight-panel + .insight-panel { margin-top: 12px; }
.insight-panel-meta {
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--accent, var(--magenta));
  margin-bottom: 10px;
}
.insight-panel h3 {
  font-size: 24px;
  margin-bottom: 18px;
  color: var(--ink);
}
.insight-panel h4 {
  font-size: 16px;
  margin: 24px 0 10px;
  color: var(--ink);
}
.insight-panel p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 68ch;
}
.insight-panel-related-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--ink-soft);
  margin: 26px 0 10px !important;
}

/* ---------------------------------------------------------------------- */
/* Contact page                                                            */
/* ---------------------------------------------------------------------- */

.company-section {
  scroll-margin-top: 90px;
}
.contact-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
}
.contact-form input,
.contact-form textarea {
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 400;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: #fff;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue);
}
.contact-form textarea { resize: vertical; }
.contact-form .btn { align-self: flex-start; margin-top: 4px; }

.contact-details {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
}
.contact-details h3 {
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 18px;
}
.contact-details-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--ink-soft);
  margin-top: 16px;
  margin-bottom: 4px;
}
.contact-details p:not(.contact-details-label) { font-size: 14.5px; }
.contact-details a { color: var(--blue); text-decoration: none; }
.contact-details a:hover { text-decoration: underline; }

/* ---------------------------------------------------------------------- */
/* Markets page                                                            */
/* ---------------------------------------------------------------------- */

.markets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.market-card {
  background: var(--near-black);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent, var(--blue));
  padding: 26px 22px 24px;
  box-shadow: var(--shadow-card);
  transition: transform .2s ease, box-shadow .2s ease;
  display: flex;
  flex-direction: column;
  scroll-margin-top: 140px;
}
.market-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.market-card h3 {
  font-size: 18px;
  color: #fff;
  margin-bottom: 10px;
}
.market-card > p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--on-dark-soft);
  margin-bottom: 20px;
  flex-grow: 1;
}

.market-solutions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.market-solution-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1.5px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.04);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--on-dark-soft);
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.market-solution-btn:hover {
  border-color: var(--accent, rgba(255,255,255,.3));
  color: #fff;
  background: rgba(255,255,255,.08);
}
.market-solution-btn svg {
  color: var(--accent, currentColor);
  flex-shrink: 0;
}

/* Light-mode card variant — shared by Solutions' signpost cards and
   Markets' cards, so both use the same rules rather than duplicating
   them under two near-identical class names. */
.card-light {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent, var(--blue));
  box-shadow: var(--shadow-card);
}
.card-light h3 { color: var(--ink); }
.card-light > p { color: var(--ink-soft); }
.card-light .market-solution-btn {
  border-color: var(--line);
  background: var(--paper-soft);
  color: var(--ink-soft);
}
.card-light .market-solution-btn:hover {
  border-color: var(--accent, var(--line));
  color: var(--ink);
  background: #fff;
}

.section-head {
  max-width: 720px;
  margin-bottom: 48px;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 16px;
}

.tech-diagram-frame {
  border-radius: var(--radius);
  background: var(--near-black);
  box-shadow: var(--shadow-card);
  padding: 32px;
  margin-bottom: 40px;
  position: relative;
}

.tech-diagram { cursor: default; }

.diagram-zoom-btn {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease;
}
.diagram-zoom-btn:hover {
  background: rgba(255,255,255,.14);
  transform: scale(1.06);
}
/* Light-context variant: .solution-diagram-frame sits on a white/light
   background, so the default white-on-transparent button (designed for
   the dark .tech-diagram-frame / .tab-panel-img backgrounds) would be
   nearly invisible there — this overrides it with a visible dark-on-light
   treatment instead, keeping the same size/position. */
.solution-diagram-frame .diagram-zoom-btn {
  background: rgba(0,0,0,.045);
  border: 1px solid var(--line);
  color: var(--ink-soft);
}
.solution-diagram-frame .diagram-zoom-btn:hover {
  background: rgba(0,0,0,.08);
  color: var(--ink);
  transform: scale(1.06);
}

.diagram-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(5,6,12,.94);
  display: none;
  align-items: flex-start;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  overflow: auto;
}
.diagram-lightbox.is-open { display: flex; }

.diagram-lightbox-img {
  max-width: 98vw;
  width: auto;
  height: auto;
  margin: auto;
  border-radius: 12px;
  box-shadow: 0 24px 70px rgba(0,0,0,.55);
  cursor: zoom-out;
}

.diagram-lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s ease;
}
.diagram-lightbox-close:hover { background: rgba(255,255,255,.18); }

body.lightbox-open { overflow: hidden; }

.tech-diagram {
  display: block;
  width: 100%;
  height: auto;
}

.tech-overview-cta { text-align: center; }

/* ---------------------------------------------------------------------- */
/* Closing CTA band                                                        */
/* ---------------------------------------------------------------------- */

.cta-band {
  background: var(--black);
  background-image:
    radial-gradient(80% 140% at 100% 0%, rgba(111,44,255,.35), transparent 60%),
    radial-gradient(60% 120% at 0% 100%, rgba(255,44,178,.28), transparent 55%);
  padding: 80px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-inner h2 {
  font-size: clamp(24px, 3.4vw, 34px);
  color: #fff;
  margin-bottom: 14px;
  max-width: 20ch;
}

.lede-light { color: var(--on-dark-soft); max-width: 46ch; }

/* ---------------------------------------------------------------------- */
/* Footer                                                                   */
/* ---------------------------------------------------------------------- */

.site-footer {
  background: var(--black);
  padding-top: 60px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  flex-wrap: wrap;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-brand { max-width: 360px; }
.footer-logo { height: 74px; width: auto; margin-bottom: 4px; }
.footer-brand p {
  margin-top: 16px;
  color: var(--on-dark-soft);
  font-size: 14.5px;
}

.footer-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 13px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: rgba(255,255,255,.82);
  font-size: 14.5px;
  padding: 6px 0;
}
.footer-col a:hover { color: var(--magenta); }

.footer-bottom {
  padding: 22px 0 30px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.footer-bottom p {
  color: var(--on-dark-soft);
  font-size: 13.5px;
}
.footer-legal-links {
  display: flex;
  gap: 22px;
}
.footer-legal-links a {
  color: var(--on-dark-soft);
  font-size: 13.5px;
  text-decoration: none;
}
.footer-legal-links a:hover { color: #fff; }

/* ---------------------------------------------------------------------- */
/* Platform capabilities (tabbed)                                          */
/* ---------------------------------------------------------------------- */

.capabilities-section {
  padding: 90px 0 110px;
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.tabs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 20px;
  border-radius: 999px;
  /* Deep links scroll the target tab into view — this keeps it clear of
     the fixed 78px header instead of tucking underneath it. */
  scroll-margin-top: 96px;
  border: 1.5px solid var(--line);
  background: #fff;
  font-family: inherit;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.tab-btn svg { flex-shrink: 0; transition: stroke .15s ease; }
.tab-btn:hover { border-color: var(--tab-accent, var(--ink-soft)); }

.tab-panel {
  border-radius: var(--radius);
  border: 1.5px solid var(--line);
  border-left: 4px solid var(--tab-accent, var(--line));
  background: var(--paper-soft);
  padding: 34px 38px;
}
.tab-panel h3 {
  font-size: 22px;
  margin-bottom: 14px;
  color: var(--tab-accent, var(--ink));
}
.tab-panel p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 68ch;
}
.tab-panel p + p { margin-top: 16px; }

.tab-panel-media {
  display: flex;
  align-items: flex-start;
  gap: 40px;
}

.tab-panel-img {
  flex: 0 0 260px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
}
.tab-panel-img img {
  display: block;
  width: 100%;
  height: auto;
}

.tab-panel-body { flex: 1; min-width: 0; }

.tab-panel-banner-img {
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  margin-bottom: 28px;
}
.tab-panel-banner-img img {
  display: block;
  width: 100%;
  height: auto;
}

.tab-violet { --tab-accent: #6F2CFF; }
.tab-blue   { --tab-accent: #0073FF; }
.tab-teal   { --tab-accent: #0D9488; }
.tab-amber  { --tab-accent: #D97706; }
.tab-green  { --tab-accent: #16A34A; }
.tab-magenta { --tab-accent: #DB2777; }
.tab-orange  { --tab-accent: #EA580C; }
.tab-cyan    { --tab-accent: #0891B2; }

.tab-btn.is-active {
  border-color: var(--tab-accent);
  background: color-mix(in srgb, var(--tab-accent) 10%, white);
  color: var(--tab-accent);
}
.tab-btn.is-active svg { stroke: var(--tab-accent); }

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 900px) {
  .unit-grid { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .markets-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }

  /* Nav collapses to the mobile menu here — comfortably before 820px,
     where the full desktop nav was overlapping the logo. */
  .main-nav {
    position: fixed;
    top: 78px; left: 0; right: 0;
    max-height: calc(100vh - 78px);
    overflow-y: auto;
    background: rgba(5,6,12,.97);
    flex-direction: column;
    gap: 0;
    padding: 8px 22px 18px;
    box-shadow: 0 8px 30px -12px rgba(0,0,0,.5);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s;
  }
  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    transition: opacity .2s ease, transform .2s ease;
  }
  .main-nav a {
    color: rgba(255,255,255,.85);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,.08);
  }

  .nav-item-dropdown {
    flex-direction: column;
    align-items: stretch;
    padding-bottom: 0;
    margin-bottom: 0;
  }
  .nav-dropdown-trigger { border-bottom: none; }
  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0 0 4px 16px;
    margin-top: 0;
    min-width: 0;
  }
  .nav-dropdown a {
    padding: 10px 0;
    font-size: 13.5px;
    color: rgba(255,255,255,.65);
    border-bottom: 1px solid rgba(255,255,255,.08);
  }

  /* Contact has nowhere else to live once it leaves the header bar, so it
     joins the mobile menu itself as a plain nav link (button styling
     would look stranded once it's just one more full-width row). Hidden
     on desktop where the header-actions button already covers it. */
  .nav-mobile-contact { display: block; }

  .header-contact { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 780px) {
  .tab-panel-media {
    flex-direction: column;
  }
  .tab-panel-img {
    flex-basis: auto;
    max-width: 260px;
  }

  .wrap { padding: 0 22px; }

  .solutions-grid { grid-template-columns: 1fr; }
  .markets-grid { grid-template-columns: 1fr; }
  .insights-grid { grid-template-columns: 1fr; }
  .contact-form-row { grid-template-columns: 1fr; }

  .intro { padding-top: 80px; }
}