/* ==========================================================================
   Reckonkvm · 智能云安全管理服务商
   Design system extracted from the Pixso file “kukuyun”
   (key gbYkoX8n3m7La0LzIRSfyg).  Palette, chamfered “tactical” frames,
   icon tiles and mechanical buttons follow the components in that file.
   ========================================================================== */

:root {
  /* ---- colour tokens (sampled from the Pixso frames) ---------------------- */
  --cyan: #00a8e8;        /* brand cyan: underline, links, arrow glyphs        */
  --cyan-2: #0ac6d8;      /* icon cyan: every line icon in the design          */
  --cyan-soft: #7fd4f2;   /* disabled / secondary cyan                          */
  --blue: #0048e0;        /* primary brand blue                                 */
  --blue-2: #014cde;      /* highlighted words in headings (sampled #014CDC)    */
  --blue-deep: #0038a0;
  --navy: #0f172a;        /* dark panels, mechanical button bar                 */
  --ink: #111827;
  --ink-2: #374151;
  --muted: #6b7280;
  --line: #e6eaee;
  --line-cool: #d9e7f1;
  --canvas: #f9f9f9;
  --card: #ffffff;
  --tile-1: #f6fafd;
  --tile-2: #e9f4fb;

  /* ---- geometry ---------------------------------------------------------- */
  --radius: 8px;
  --chamfer: 16px;        /* default cut corner for frames / buttons          */

  /* ---- elevation --------------------------------------------------------- */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);
  --shadow: 0 10px 30px rgba(15, 23, 42, .07);
  --shadow-lift: 0 14px 34px rgba(0, 120, 190, .10);

  /* ---- layout ------------------------------------------------------------ */
  --wrap: 1720px;
  --gutter: 96px;

  /* ---- type scale (ratios measured from the design screenshots) ---------- */
  --fs-display: clamp(40px, 4.1vw, 62px);   /* hero carousel headline       */
  --fs-section: clamp(22px, 1.85vw, 28px);  /* section headings             */
  --fs-card: clamp(28px, 2.2vw, 36px);      /* product card names           */
  --fs-quick: 19px;                          /* quick entry card titles      */
  --fs-svc: 16px;                            /* service card titles          */
  --fs-nav: 16px;
  --fs-body: 14px;
  --fs-sub: 14px;
  --fs-small: 13px;
  --fs-tiny: 12px;

  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

/* the layout is full-bleed; clip stray horizontal overflow instead of
   letting a 10px decoration create a page-level scrollbar */
html { overflow-x: clip; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, p, dl, dd, dt { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

.wrap { width: min(var(--wrap), calc(100% - 96px)); margin-inline: auto; }

/* ---------- icon helper ---------- */
.ico { width: 24px; height: 24px; display: block; flex: none; overflow: visible; }

/* screen-reader-only heading anchor (keeps the h1/h2 outline intact without visual noise) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---------- skip link ---------- */
.skip-link {
  position: fixed;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--blue-2);
  border-radius: 0 0 8px 8px;
  transition: top .18s ease;
}
.skip-link:focus { top: 0; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid #eef1f4;
}

.site-header.is-scrolled {
  border-bottom-color: #e2e8ee;
  box-shadow: 0 6px 20px rgba(15, 23, 42, .06);
}

.header-inner {
  height: 86px;
  display: flex;
  align-items: center;
  gap: 26px;
}

.brand { display: flex; align-items: flex-end; gap: 12px; flex: none; }

.brand-mark {
  font-size: 25px;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--ink);
  font-family: "Segoe UI", var(--font);
  line-height: 1;
}

.brand-sub {
  font-size: 12px;
  line-height: 1.3;
  color: #4b5563;
  padding-left: 12px;
  border-left: 1px solid #e5e9ee;
  padding-bottom: 1px;
}

.brand-sub em {
  display: block;
  font-style: normal;
  font-size: 8.5px;
  letter-spacing: .18em;
  color: #9ca3af;
  margin-top: 2px;
}

.nav { display: flex; align-items: center; gap: 2px; margin-inline: auto; }

.nav a {
  position: relative;
  padding: 9px 15px;
  font-size: var(--fs-nav);
  color: #1f2937;
  border-radius: 999px;
  transition: color .15s ease, background .15s ease;
  white-space: nowrap;
}

.nav a:hover { color: var(--blue-2); }

.nav a.active {
  color: var(--blue-2);
  font-weight: 600;
  background: linear-gradient(180deg, #fff, #f7fbff);
  box-shadow: inset 0 0 0 1px #eef4fb;
}
.nav a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 1px;
  width: 26px;
  height: 2px;
  transform: translateX(-50%);
  background: var(--blue-2);
  border-radius: 2px;
}

/* mobile menu trigger – hidden above 1280 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  flex: none;
}
.nav-toggle i {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 2px;
  background: var(--ink);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] i:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] i:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* header HUD group: equalizer + links, inside a chamfered outline */
.header-actions { display: flex; align-items: center; gap: 14px; flex: none; }

.hud {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  height: 60px;
  padding: 0 14px 0 12px;
  flex: none;
  background: #d5e8f4;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}
.hud::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: #fff;
  clip-path: polygon(11px 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%, 0 11px);
}
.hud > * { position: relative; }

.eq {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 42px;
  padding: 0 12px;
  background: #0d1b2a;
  border-radius: 2px;
}
.eq i {
  width: 5px;
  background: var(--cyan);
  border-radius: 1px;
  animation: eq 1.8s ease-in-out infinite;
}
.eq i:nth-child(1) { height: 12px; animation-delay: 0s; }
.eq i:nth-child(2) { height: 22px; animation-delay: .12s; }
.eq i:nth-child(3) { height: 32px; animation-delay: .24s; }
.eq i:nth-child(4) { height: 16px; animation-delay: .06s; }
.eq i:nth-child(5) { height: 26px; animation-delay: .18s; }
.eq i:nth-child(6) { height: 10px; animation-delay: .3s; }

@keyframes eq {
  0%, 100% { transform: scaleY(.55); opacity: .8; }
  50% { transform: scaleY(1); opacity: 1; }
}

.hud-links { display: flex; align-items: center; gap: 22px; font-size: var(--fs-nav); color: #111827; padding-right: 8px; }
.hud-links a:hover { color: var(--blue-2); }
.hud-dot { width: 11px; height: 11px; background: var(--cyan); }

.btn-register {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 52px;
  padding: 0 24px 0 30px;
  flex: none;
  color: #fff !important;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .02em;
  background: linear-gradient(100deg, #12b6e6 0%, #0b8fe0 45%, #0b5cff 100%);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  transition: filter .15s ease, transform .15s ease;
}
/* offset “printed” shadow layer, drawn behind the clipped button */
.reg-wrap { position: relative; display: inline-flex; isolation: isolate; flex: none; }
.reg-wrap::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 11px;
  right: -10px;
  bottom: -11px;
  z-index: 0;
  background: rgba(11, 92, 255, .15);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
}
.btn-register:hover { filter: brightness(1.04) saturate(1.05); }
.btn-register .ico { width: 20px; height: 20px; }

/* ---------- shared buttons ---------- */

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 54px;
  padding: 0 38px;
  font-size: 17px;
  font-weight: 600;
  color: #fff;
  border-radius: 6px;
  background: linear-gradient(100deg, var(--blue-2), var(--blue));
  box-shadow: 0 10px 22px rgba(0, 72, 224, .22);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 28px rgba(0, 72, 224, .28); }

/* mechanical “dual layer” button from the design file */
.btn-mech {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 52px;
  padding: 0 22px 0 20px;
  font-size: 14px;
  font-weight: 600;
  color: #123;
  background: #fff;
  box-shadow: inset 0 0 0 1px #d6e8f4;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: color .15s ease, box-shadow .15s ease;
}
.btn-mech::before {
  content: "";
  width: 6px;
  height: 28px;
  background: var(--navy);
  transform: skewX(-16deg);
  flex: none;
}
.btn-mech::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 9px;
  width: 16px;
  height: 2px;
  background: var(--cyan);
}

/* inside a service card the mechanical button gets the design's blue tab:
   [blue slab][black slash] text .... >_ */
.service-card .btn-mech {
  height: 56px;
  padding: 0 30px 0 30px;
  margin-top: 22px;
  align-self: flex-start;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 16px 100%);
  background: linear-gradient(100deg, #8ed2f2 0 34px, #ffffff 34px);
}
.service-card .btn-mech::before { margin-left: -6px; }
.btn-mech .code { color: var(--cyan); font-family: "Segoe UI", monospace; font-size: 15px; letter-spacing: 1px; }
.btn-mech:hover { color: var(--blue); box-shadow: inset 0 0 0 1px var(--cyan); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(900px 320px at 10% -10%, #ffffff 0%, rgba(255, 255, 255, 0) 70%),
    radial-gradient(780px 540px at 84% 44%, #eef8ff 0%, rgba(238, 248, 255, 0) 72%),
    linear-gradient(180deg, #ffffff 0%, #fcfdfe 55%, var(--canvas) 100%);
  border-bottom: 1px solid #f1f3f5;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 660px);
  align-items: center;
  gap: 40px;
  padding: 84px 0 150px;
}

.hero-copy { max-width: 640px; }

.hero h1 {
  font-size: var(--fs-display);
  line-height: 1.12;
  letter-spacing: -.015em;
  font-weight: 800;
}

.hero p { margin-top: 18px; font-size: 17px; color: var(--muted); }

.hero .btn-primary { margin-top: 34px; }

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 34px;
  font-size: 14px;
  color: var(--ink-2);
}
.hero-points li { display: inline-flex; align-items: center; gap: 8px; }
.hero-points i { width: 7px; height: 7px; flex: none; background: var(--cyan); transform: rotate(45deg); }

.hero-visual { position: relative; }
.hero-visual svg { width: 100%; height: auto; display: block; }

.hero-arrow {
  position: absolute;
  top: 50%;
  width: 52px;
  height: 52px;
  margin-top: -26px;
  display: grid;
  place-items: center;
  color: #7d93a6;
  background: #f4f7fa;
  border: 0;
  cursor: pointer;
  border-radius: 50%;
  box-shadow: 0 6px 18px rgba(15, 23, 42, .05);
  transition: all .15s ease;
  z-index: 2;
}
.hero-arrow:hover { color: #fff; background: var(--cyan); }
.hero-arrow.prev { left: 22px; }
.hero-arrow.next { right: 22px; }
.hero-arrow svg { width: 20px; height: 20px; }
.hero-arrow.prev svg { transform: rotate(180deg); }

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 108px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
}
.hero-dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  cursor: pointer;
  border-radius: 50%;
  background: #d5dbe3;
  transition: all .18s ease;
}
.hero-dots button:hover { background: #b9c4cf; }
.hero-dots button.is-active { background: var(--cyan); width: 28px; border-radius: 999px; }

.hero-copy { transition: opacity .16s ease; }
.hero-copy.is-switching { opacity: 0; }

/* ---------- tech card frame ---------- */
.framed { position: relative; padding: 8px; }

.framed::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px #e3ebf2;
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
}

.framed > .tech-card { height: 100%; }

.tech-card {
  position: relative;
  background: var(--card);
  /* thin continuous hairline + segmented cyan frame on top (see ::after) */
  border: 1px solid #c3e2f5;
  box-shadow: var(--shadow-sm);
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
  transition: box-shadow .18s ease, transform .18s ease;
}

/* inner hairline, 8px inside the cyan frame — the design's double line */
.tech-card::before {
  content: "";
  position: absolute;
  inset: 6px;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px #dbeefa;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

/* segmented cyan frame: 46px dashes with 12px gaps, like the design file */
.tech-card::after {
  content: "";
  position: absolute;
  inset: 3px;
  pointer-events: none;
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  background:
    repeating-linear-gradient(90deg, var(--cyan) 0 34px, transparent 34px 46px) left top / 100% 2px no-repeat,
    repeating-linear-gradient(90deg, var(--cyan) 0 34px, transparent 34px 46px) left bottom / 100% 2px no-repeat,
    repeating-linear-gradient(180deg, var(--cyan) 0 34px, transparent 34px 46px) left top / 2px 100% no-repeat,
    repeating-linear-gradient(180deg, var(--cyan) 0 34px, transparent 34px 46px) right top / 2px 100% no-repeat;
}

.framed:hover .tech-card { box-shadow: 0 14px 34px rgba(0, 120, 190, .10); }

/* ---------- icon tile ---------- */
.icon-tile {
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
  flex: none;
  color: var(--cyan-2);
  background: linear-gradient(160deg, var(--tile-1) 0%, var(--tile-2) 100%);
  border: 1px solid #dce9f3;
  border-radius: 16px;
}
.icon-tile .ico { width: 48px; height: 48px; }
.icon-tile.sm { width: 60px; height: 60px; border-radius: 12px; }
.icon-tile.sm .ico { width: 34px; height: 34px; }
.icon-tile.lg { width: 98px; height: 98px; border-radius: 18px; }
.icon-tile.lg .ico { width: 58px; height: 58px; }

/* ---------- quick entry cards ---------- */
.quick { margin-top: -86px; position: relative; z-index: 5; }

.quick-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.quick-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 140px;
  padding: 24px 26px;
  background: #fff;
  box-shadow: var(--shadow);
}
.quick-text { min-width: 0; }
.quick-card h3 { font-size: var(--fs-quick); font-weight: 700; letter-spacing: .01em; }
.quick-card p { margin-top: 8px; font-size: 13px; color: var(--muted); line-height: 1.6; }
.quick-text .bar {
  display: block;
  height: 5px;
  margin-top: 13px;
  width: 100%;
  max-width: 168px;
  background: linear-gradient(90deg, #d7dee6, #e9eef3);
}
.quick-text .bar + .bar { max-width: 150px; margin-top: 9px; height: 6px; background: linear-gradient(90deg, var(--cyan), #7fd4f2); }

/* ---------- sections ---------- */
.section { padding: 96px 0; }

.section-title {
  text-align: center;
  font-size: var(--fs-section);
  font-weight: 700;
  letter-spacing: -.01em;
}
.section-title b { color: var(--blue-2); font-weight: 800; }

.section-sub { margin-top: 12px; text-align: center; color: var(--muted); font-size: var(--fs-sub); }

/* ---------- products ---------- */
.product-grid {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.product-card {
  position: relative;
  padding: 38px 36px 40px;
  min-height: 226px;
  display: flex;
  flex-direction: column;
  background: #fff;
  box-shadow: var(--shadow);
}

.product-card h3 { font-size: var(--fs-card); font-weight: 800; letter-spacing: -.01em; }
.product-card p { margin-top: 14px; color: var(--muted); font-size: 14px; max-width: 62%; line-height: 1.85; }
/* the design shows a bare 96px icon here, no tinted tile behind it */
.product-card .icon-tile {
  position: absolute;
  right: 34px;
  top: 50%;
  transform: translateY(-50%);
  width: 104px;
  height: 104px;
  background: none;
  border: 0;
  border-radius: 0;
}
.product-card .icon-tile .ico { width: 104px; height: 104px; color: var(--cyan); }

/* ---------- domain ---------- */
.domain { background: #fff; border-block: 1px solid #f1f3f5; }

.domain-search {
  margin: 40px auto 0;
  max-width: 1180px;
  display: flex;
  height: 62px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.domain-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  padding: 0 26px;
  font-size: 16px;
  font-family: inherit;
  color: var(--ink);
  background: transparent;
}
.domain-search input::placeholder { color: #9ca3af; }

.btn-search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 210px;
  border: 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  font-family: inherit;
  background: linear-gradient(100deg, var(--blue-2), var(--blue));
}
.btn-search .ico { width: 18px; height: 18px; }

.tld-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
}

.tld-card {
  background: #fff;
  border: 1px solid #f0f2f5;
  box-shadow: var(--shadow-sm);
  padding: 30px 24px 26px;
  text-align: center;
}

.tld-name { font-size: 28px; font-weight: 800; color: var(--blue-2); letter-spacing: -.02em; }
.tld-card:nth-child(1) .tld-name { color: #1a73e8; }
.tld-card:nth-child(2) .tld-name { color: #e5484d; }
.tld-card:nth-child(3) .tld-name { color: #0b5cff; }
.tld-card:nth-child(4) .tld-name { color: #0048e0; }

.tld-card p { color: var(--muted); font-size: 13.5px; margin-top: 10px; min-height: 44px; line-height: 1.6; }

.tld-price { margin-top: 4px; color: var(--muted); font-size: 13px; }
.tld-price b { font-size: 20px; color: #f59e0b; margin-right: 2px; }

/* mechanical “立即注册” bar */
.btn-slot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  margin-top: 20px;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  background: linear-gradient(100deg, #00b4e0, #0b5cff);
}
.btn-slot::before {
  content: "";
  position: absolute;
  inset: 5px 56px;
  background: linear-gradient(100deg, #17b2e4, #0a7ae8);
  border: 1px solid rgba(255, 255, 255, .6);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}
.btn-slot::after {
  content: "›";
  position: absolute;
  right: 74px;
  top: 50%;
  transform: translateY(-54%);
  font-size: 18px;
  color: #fff;
}
.btn-slot span { position: relative; letter-spacing: .06em; }
.btn-slot:hover { filter: brightness(1.05); }

/* ---------- services ---------- */
.service-grid {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.service-card {
  display: flex;
  flex-direction: column;
  min-height: 320px;
  padding: 20px 24px 26px;
  background: #fff;
}

/* the “tactical corner-lock” header:
   [blue tab] [crosshair] [icon] [title] ..... [play triangle], on a hairline chip */
.service-card header {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  height: 72px;
  width: 100%;
  margin: 4px 0 0;
  padding: 0 40px 0 58px;
  background: #fff;
  border: 1px solid #c3e2f5;
}
.service-card header::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 44px;
  background: linear-gradient(160deg, #b6e2f8 0%, #7cc7ea 100%);
  clip-path: polygon(0 0, 26px 0, 16px 100%, 0 100%);
}
.service-card header::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 50%;
  width: 0;
  height: 0;
  transform: translateY(-50%);
  border-left: 9px solid var(--cyan);
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
}

.service-card .lock {
  position: relative;
  width: 22px;
  height: 22px;
  color: var(--blue-2);
}
.service-card .lock .ico { width: 22px; height: 22px; }

.service-card .mark { position: relative; color: var(--cyan-2); }
.service-card .mark .ico { width: 40px; height: 40px; }

.service-card h3 { position: relative; font-size: var(--fs-svc); font-weight: 700; letter-spacing: .01em; white-space: nowrap; }

.service-card p {
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.95;
  flex: 1;
}

.service-card .btn-mech { align-self: flex-start; margin-top: 8px; }

/* ---------- solutions ---------- */
.solutions { background: #fff; border-block: 1px solid #f2f4f6; }

.sol-tabs {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.sol-tabs button {
  position: relative;
  padding: 11px 24px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink-2);
  background: #f5f9fc;
  border: 0;
  box-shadow: none;
  cursor: pointer;
  clip-path: polygon(9px 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
  transition: all .15s ease;
}
.sol-tabs button:hover { color: var(--blue-2); box-shadow: inset 0 0 0 1px #b9dff2; }
.sol-tabs button.active {
  color: #fff;
  box-shadow: none;
  background: linear-gradient(100deg, var(--blue-2), var(--blue));
}

.sol-panel {
  position: relative;
  margin-top: 28px;
  min-height: 340px;
  padding: 52px 56px;
  overflow: hidden;
  background: linear-gradient(120deg, #0f172a 0%, #12233d 55%, #0b3a5c 100%);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 34px 100%, 0 calc(100% - 34px));
}

.sol-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 168, 232, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 168, 232, .07) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(70% 80% at 70% 30%, #000 30%, transparent 100%);
  mask-image: radial-gradient(70% 80% at 70% 30%, #000 30%, transparent 100%);
}

.sol-chart {
  position: absolute;
  right: -40px;
  bottom: -10px;
  width: 56%;
  max-width: 720px;
  opacity: .9;
}

.sol-copy { position: relative; max-width: 580px; color: #dbe7f3; transition: opacity .16s ease; }
.sol-copy.is-switching { opacity: 0; }
.sol-kicker {
  font-family: "SFMono-Regular", ui-monospace, Consolas, monospace;
  font-size: 13px;
  font-weight: 600;
  color: #7fd4f2;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.sol-copy h3 { margin-top: 6px; font-size: 32px; font-weight: 800; color: #fff; }
.sol-copy p { margin-top: 16px; font-size: 14px; line-height: 1.95; color: #9fb4c9; }

.sol-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

.btn-primary.sm {
  height: 46px;
  padding: 0 26px;
  font-size: 15px;
  box-shadow: none;
  background: linear-gradient(100deg, var(--cyan), var(--blue-2));
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 24px;
  font-size: 15px;
  color: #cfe6f5;
  box-shadow: inset 0 0 0 1px rgba(127, 212, 242, .45);
  transition: all .15s ease;
}
.btn-outline:hover { box-shadow: inset 0 0 0 1px var(--cyan); color: #fff; background: rgba(0, 168, 232, .12); }

/* ---------- compliance ---------- */
.badge-grid {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  font-size: 15px;
  color: var(--ink-2);
  background: #fff;
  border: 1px solid #eef1f5;
  border-left: 3px solid var(--cyan);
  box-shadow: var(--shadow-sm);
}

.badge-ico { color: var(--cyan-2); }
.badge-ico .ico { width: 26px; height: 26px; }

/* ---------- partners ---------- */
.partners { background: #fff; border-top: 1px solid #f2f4f6; }

.partner-wall {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
}

.partner-tile {
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #fbfcfd;
  border: 1px solid #f0f3f6;
}
.p-mark {
  width: 22px;
  height: 22px;
  flex: none;
  background: linear-gradient(160deg, #cfe7fa, #9fd4f2);
  clip-path: polygon(25% 3%, 75% 3%, 100% 50%, 75% 97%, 25% 97%, 0 50%);
}
.p-word { width: 64%; max-width: 96px; height: 12px; background: #eef2f6; }

/* ---------- footer ---------- */
.site-footer {
  background: #fff;
  border-top: 1px solid var(--line);
  padding-top: 64px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 46px;
}

.footer-brand .brand-mark { font-size: 22px; }
.footer-brand p { margin-top: 10px; color: var(--muted); font-size: 13px; }

.footer-inner dt { font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer-inner dd { margin: 0 0 11px; }
.footer-inner dd a { font-size: 13px; color: var(--muted); }
.footer-inner dd a:hover { color: var(--blue-2); }

.footer-legal {
  border-top: 1px solid #f2f4f6;
  padding: 22px 0 40px;
  color: #9ca3af;
  font-size: 12px;
  line-height: 2;
}

.ph { display: inline-block; min-width: 90px; height: 10px; background: #f0f2f4; vertical-align: middle; }

/* ---------- floating dock ---------- */
.dock {
  position: fixed;
  right: 26px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}

.dock-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px;
  background: #fff;
  border: 1px solid #edf1f5;
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, .12);
}

.dock.show { opacity: 1; pointer-events: auto; }

.dock-item {
  position: relative;
  width: 74px;
  height: 74px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--cyan-2);
  border: 1px solid #e6eef4;
  border-radius: 15px;
  background: #fff;
  transition: all .15s ease;
  overflow: hidden;
}
.dock-item::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 15px;
  height: 15px;
  background: var(--cyan);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  opacity: .9;
}
.dock-item .ico { width: 24px; height: 24px; }
.dock-item em { font-style: normal; font-size: 12px; color: #374151; }

.dock-item:hover { border-color: var(--cyan-soft); background: #f4fbff; }

.dock-item.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(150deg, #12b6e6, #0b7fe0);
  box-shadow: 0 8px 18px rgba(11, 127, 224, .28);
}
.dock-item.is-active::before { background: #fff; opacity: .95; }
.dock-item.is-active em { color: #fff; }

.dock-top {
  width: 62px;
  height: 62px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: #6b7280;
  background: #fff;
  border: 1px solid #edf1f5;
  border-radius: 50%;
  box-shadow: 0 10px 24px rgba(15, 23, 42, .10);
  transition: all .15s ease;
}
.dock-top .ico { width: 20px; height: 20px; }
.dock-top span { font-size: 11px; letter-spacing: .04em; }
.dock-top:hover { color: #fff; background: var(--cyan); border-color: transparent; }

/* ---------- accessibility & motion ---------- */

html { scroll-padding-top: 104px; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 3px;
}

::selection { background: rgba(0, 168, 232, .18); color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- responsive ---------- */

/* the full header needs ~1590px: compact it before it overflows */
@media (max-width: 1620px) {
  .brand-sub { display: none; }
  .header-inner { gap: 16px; }
  .nav a { padding: 9px 11px; }
  .hud { gap: 10px; padding: 0 10px; }
  .hud-links { gap: 14px; }
}

@media (max-width: 1440px) {
  .wrap { width: calc(100% - 72px); }
  .eq, .hud-dot { display: none; }
  .hud { height: 48px; }
  .quick-card { min-height: 132px; padding: 22px; }
  .icon-tile { width: 74px; height: 74px; }
  .icon-tile .ico { width: 42px; height: 42px; }
}

@media (max-width: 1280px) {
  .wrap { width: calc(100% - 48px); }
  .nav-toggle { display: block; }
  .nav {
    display: none;
    position: absolute;
    left: 24px;
    right: 24px;
    top: calc(100% - 6px);
    margin: 0;
    padding: 10px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: 0 22px 48px rgba(15, 23, 42, .14);
    z-index: 60;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 16px; border-radius: 10px; font-size: 15px; }
  .nav a.active { box-shadow: none; background: #f2f8ff; }
  .nav a.active::after { left: 16px; transform: none; bottom: 6px; width: 18px; }
  .quick-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-grid, .tld-grid, .service-grid, .badge-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .partner-wall { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
  .dock { display: none; }
  .sol-chart { width: 80%; opacity: .5; }
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(0, 460px); gap: 24px; }
  .service-card p { font-size: 13px; }
}

/* tablet: the two-column hero becomes too narrow for the headline */
@media (max-width: 1024px) {
  .hud { display: none; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 60px 0 128px;
  }
  .hero-visual { max-width: 460px; margin: 4px auto 0; }
  .hero-arrow { display: none; }
  .hero h1 { font-size: clamp(38px, 7vw, 52px); }
}

@media (max-width: 760px) {
  .header-inner { height: 72px; gap: 14px; }
  .brand-sub, .hud { display: none; }
  .header-actions { gap: 12px; }
  .hero-inner { padding: 48px 0 108px; grid-template-columns: 1fr; gap: 8px; }
  .hero-visual { max-width: 420px; margin: 8px auto 0; }
  .hero-arrow { display: none; }
  .hero-points { gap: 8px 18px; font-size: 13px; }
  .quick { margin-top: -64px; }
  .quick-grid, .product-grid, .tld-grid, .service-grid, .badge-grid { grid-template-columns: 1fr; }
  .partner-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sol-panel { padding: 32px 24px; clip-path: none; }
  .sol-copy h3 { font-size: 26px; }
  .sol-chart { display: none; }
  .sol-tabs { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 6px; }
  .sol-tabs button { white-space: nowrap; }
  .product-card p { max-width: 100%; }
  .product-card .icon-tile { position: static; margin-top: 18px; }
  .section { padding: 64px 0; }
  .domain-search { flex-direction: column; height: auto; }
  .domain-search input { height: 54px; }
  .btn-search { width: 100%; height: 52px; }
  .footer-inner { grid-template-columns: 1fr; }
  .btn-register { height: 44px; padding: 0 16px 0 22px; font-size: 15px; }
}

/* very narrow phones: keep brand + menu + CTA on one line */
@media (max-width: 420px) {
  .header-inner { gap: 8px; }
  .brand-mark { font-size: 20px; }
  .btn-register { height: 40px; padding: 0 12px 0 16px; font-size: 13px; gap: 6px; }
  .btn-register .ico { width: 16px; height: 16px; }
  .hero h1 { font-size: 34px; }
  .section-title { font-size: 20px; }
  .quick-card { padding: 18px; }
  .icon-tile { width: 60px; height: 60px; }
  .icon-tile .ico { width: 34px; height: 34px; }
}