:root {
  --navy: #071c45;
  --navy-deep: #04122e;
  --blue: #2267f2;
  --blue-bright: #4e8cff;
  --cyan: #69c7ff;
  --ink: #111827;
  --muted: #657083;
  --line: #e5e9f0;
  --soft: #f5f7fa;
  --white: #fff;
  --max-width: 1240px;
  --header-height: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  color: #fff;
  transition: background .35s ease, box-shadow .35s ease, color .35s ease;
}

.site-header.scrolled,
.site-header.menu-open {
  color: var(--ink);
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 8px 30px rgba(15, 31, 62, .08);
  backdrop-filter: blur(18px);
}

.header-inner {
  width: min(calc(100% - 64px), var(--max-width));
  height: var(--header-height);
  margin: 0 auto;
  display: flex;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}

.brand-mark {
  width: 39px;
  height: 39px;
  fill: currentColor;
}

.brand-mark .brand-mark-cut {
  fill: var(--navy);
}

.site-header.scrolled .brand-mark .brand-mark-cut,
.site-header.menu-open .brand-mark .brand-mark-cut {
  fill: #fff;
}

.brand-mark circle:not(.brand-mark-cut) {
  fill: var(--navy);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-copy strong {
  font-size: 17px;
  letter-spacing: .025em;
}

.brand-copy small {
  margin-top: 5px;
  font-size: 7px;
  letter-spacing: .13em;
  opacity: .65;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 42px;
  margin: 0 auto;
}

.desktop-nav a {
  position: relative;
  font-size: 14px;
  opacity: .86;
}

.desktop-nav a::after {
  position: absolute;
  bottom: -10px;
  left: 50%;
  width: 0;
  height: 2px;
  content: "";
  background: currentColor;
  transition: width .25s ease, left .25s ease;
}

.desktop-nav a:hover::after,
.desktop-nav a.active::after {
  left: 0;
  width: 100%;
}

.header-cta {
  min-width: 100px;
  padding: 11px 20px;
  border: 1px solid rgba(255, 255, 255, .55);
  border-radius: 2px;
  font-size: 13px;
  text-align: center;
  transition: all .25s ease;
}

.site-header.scrolled .header-cta {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.header-cta:hover {
  color: var(--ink);
  background: #fff;
}

.menu-toggle,
.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  min-height: 780px;
  height: 100vh;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 78% 45%, rgba(37, 112, 247, .3), transparent 31%),
    linear-gradient(108deg, #061737 0%, #0a2d68 52%, #1852ac 100%);
}

.hero::after {
  position: absolute;
  right: -8%;
  bottom: -32%;
  width: 72%;
  aspect-ratio: 1;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(86, 182, 255, .2), transparent 67%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: .24;
  background-image:
    linear-gradient(rgba(255, 255, 255, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .055) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to right, transparent 25%, #000 100%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
}

.hero-glow-one {
  top: 20%;
  right: 11%;
  width: 420px;
  height: 420px;
  background: rgba(85, 157, 255, .13);
  box-shadow: 0 0 120px rgba(75, 159, 255, .25);
}

.hero-glow-two {
  right: 34%;
  bottom: -120px;
  width: 260px;
  height: 260px;
  background: rgba(57, 206, 255, .1);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(calc(100% - 64px), var(--max-width));
  height: 100%;
  min-height: 780px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  align-items: center;
  gap: 5%;
  padding-top: var(--header-height);
}

.hero-copy {
  padding-bottom: 5%;
}

.eyebrow {
  margin: 0 0 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
}

.eyebrow span {
  width: 30px;
  height: 2px;
  background: currentColor;
}

.eyebrow-light {
  color: #79b6ff;
}

.hero h1 {
  margin: 0;
  font-size: clamp(48px, 4.4vw, 72px);
  font-weight: 500;
  line-height: 1.22;
  letter-spacing: -.04em;
}

.hero-description {
  max-width: 520px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, .7);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  margin-top: 42px;
  display: flex;
  align-items: center;
  gap: 34px;
}

.button {
  min-height: 50px;
  padding: 0 25px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  border-radius: 2px;
  font-size: 14px;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease;
}

.button svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: var(--blue);
  box-shadow: 0 16px 35px rgba(0, 70, 230, .25);
}

.button-primary:hover {
  background: #3477ff;
  box-shadow: 0 18px 40px rgba(0, 70, 230, .35);
}

.text-link {
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
}

.text-link span {
  margin-left: 7px;
  color: #fff;
}

.hero-visual {
  position: relative;
  height: 650px;
}

.orbit {
  position: absolute;
  top: 50%;
  left: 53%;
  border: 1px solid rgba(124, 194, 255, .18);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one {
  width: 560px;
  height: 560px;
}

.orbit-two {
  width: 430px;
  height: 430px;
}

.phone {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 53%;
  width: 250px;
  height: 610px;
  padding: 0;
  overflow: hidden;
  color: var(--ink);
  border: 8px solid rgba(255, 255, 255, .9);
  border-radius: 38px;
  background: #f3f5f9;
  box-shadow: 0 44px 90px rgba(1, 13, 38, .55);
  transform: translate(-50%, -50%) rotate(1.8deg);
}

.phone-real img {
  position: absolute;
  top: 0;
  left: 50%;
  width: auto;
  max-width: none;
  height: 100%;
  display: block;
  transform: translateX(-50%);
}

.phone-top {
  height: 30px;
  padding: 0 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 700;
}

.phone-top i {
  width: 15px;
  height: 7px;
  border: 1.4px solid #18233a;
  border-radius: 2px;
}

.phone-greeting {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
}

.phone-greeting small {
  color: #8791a3;
  font-size: 10px;
}

.phone-greeting strong {
  margin-top: 4px;
  font-size: 19px;
}

.location-pill {
  width: fit-content;
  margin-top: 15px;
  padding: 7px 10px;
  color: var(--blue);
  border-radius: 20px;
  background: #eaf1ff;
  font-size: 9px;
}

.task-card {
  position: relative;
  margin-top: 10px;
  padding: 14px 11px;
  display: grid;
  grid-template-columns: 34px 1fr auto;
  align-items: center;
  gap: 9px;
  border: 1px solid #edf0f5;
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(25, 46, 85, .055);
}

.task-card-main {
  margin-top: 18px;
}

.task-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 10px;
  background: linear-gradient(145deg, #ff9d72, #ff6f61);
  font-size: 12px;
}

.task-icon-blue {
  background: linear-gradient(145deg, #6eb9ff, #3877ef);
}

.task-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.task-info small {
  overflow: hidden;
  color: #99a1af;
  font-size: 7px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-info strong {
  margin-top: 5px;
  font-size: 11px;
}

.task-info span {
  margin-top: 5px;
  color: #697488;
  font-size: 8px;
}

.task-card b {
  color: #ff6b4f;
  font-size: 13px;
}

.phone-nav {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 62px;
  display: flex;
  justify-content: space-around;
  border-top: 1px solid #eef1f6;
  background: #fff;
}

.phone-nav span {
  width: 33%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  color: #a0a8b6;
  font-size: 15px;
}

.phone-nav span.active {
  color: var(--blue);
}

.phone-nav small {
  font-size: 8px;
}

.floating-card {
  position: absolute;
  z-index: 5;
  padding: 13px 17px;
  display: flex;
  align-items: center;
  gap: 11px;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 12px;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 20px 55px rgba(0, 17, 53, .3);
  backdrop-filter: blur(15px);
}

.floating-card div {
  display: flex;
  flex-direction: column;
}

.floating-card small {
  color: #8a95a8;
  font-size: 9px;
}

.floating-card strong {
  margin-top: 3px;
  color: #1d2a41;
  font-size: 12px;
}

.floating-verified {
  top: 20%;
  left: 3%;
  animation: float 5s ease-in-out infinite;
}

.floating-match {
  right: 0;
  bottom: 23%;
  animation: float 5.5s .6s ease-in-out infinite;
}

.floating-icon {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 50%;
  background: #34b987;
  font-size: 12px;
  font-weight: 600;
}

.signal {
  height: 30px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
}

.signal i {
  width: 4px;
  border-radius: 3px;
  background: var(--blue);
}

.signal i:nth-child(1) { height: 11px; opacity: .45; }
.signal i:nth-child(2) { height: 19px; opacity: .7; }
.signal i:nth-child(3) { height: 27px; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.scroll-hint {
  position: absolute;
  z-index: 5;
  bottom: 25px;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, .4);
  font-size: 8px;
  letter-spacing: .18em;
  transform: translateX(-50%);
}

.scroll-hint span {
  width: 1px;
  height: 35px;
  background: linear-gradient(to bottom, #fff, transparent);
}

.section {
  padding: 130px 0;
}

.section-inner {
  width: min(calc(100% - 64px), var(--max-width));
  margin: 0 auto;
}

.split-layout {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  gap: 9%;
}

.section-heading h2,
.center-heading h2,
.product-heading h2,
.safety-copy h2 {
  margin: 0;
  font-size: clamp(34px, 3.2vw, 50px);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -.035em;
}

.section-heading > p:last-child {
  margin: 20px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.about-content .lead {
  margin: 2px 0 25px;
  color: #1c2b42;
  font-size: 23px;
  font-weight: 500;
  line-height: 1.7;
}

.about-content > p:not(.lead) {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 2;
}

.principles {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}

.principles div {
  padding: 28px 22px 4px 0;
  display: flex;
  flex-direction: column;
}

.principles strong {
  font-size: 16px;
}

.principles span {
  margin-top: 9px;
  color: #8a93a2;
  font-size: 12px;
  line-height: 1.6;
}

.product {
  position: relative;
  overflow: hidden;
  padding: 135px 0 145px;
  color: #fff;
  background: var(--navy-deep);
}

.product-bg {
  position: absolute;
  inset: 0;
  opacity: .85;
  background:
    radial-gradient(circle at 50% 0%, rgba(47, 115, 241, .26), transparent 40%),
    linear-gradient(120deg, transparent 0 49.9%, rgba(255, 255, 255, .025) 50% 50.1%, transparent 50.2%);
}

.product-bg::after {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .16;
  background-image: linear-gradient(90deg, transparent 99.6%, #fff 99.6%);
  background-size: 20% 100%;
}

.product .section-inner {
  position: relative;
}

.product-heading {
  max-width: 710px;
  margin: 0 auto;
  text-align: center;
}

.product-heading .eyebrow {
  justify-content: center;
}

.product-heading p:last-child {
  margin: 22px auto 0;
  color: rgba(255, 255, 255, .62);
  font-size: 16px;
  line-height: 1.9;
}

.process {
  position: relative;
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.process::before {
  position: absolute;
  top: 73px;
  right: 11%;
  left: 11%;
  height: 1px;
  content: "";
  background: linear-gradient(to right, rgba(103, 173, 255, .15), #4089e8, rgba(103, 173, 255, .15));
}

.process article {
  position: relative;
  padding: 0 28px;
  text-align: center;
}

.process article > span {
  color: rgba(117, 178, 255, .45);
  font-family: Georgia, serif;
  font-size: 12px;
}

.process-icon {
  position: relative;
  z-index: 2;
  width: 72px;
  height: 72px;
  margin: 22px auto 28px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(102, 174, 255, .3);
  border-radius: 50%;
  background: #092356;
  box-shadow: 0 0 0 10px var(--navy-deep);
}

.process-icon svg {
  width: 31px;
  fill: none;
  stroke: #72b9ff;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.process h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
}

.process p {
  margin: 13px auto 0;
  color: rgba(255, 255, 255, .48);
  font-size: 13px;
  line-height: 1.8;
}

.capabilities {
  background: #fff;
}

.center-heading {
  text-align: center;
}

.center-heading .eyebrow {
  justify-content: center;
}

.center-heading > p:last-child {
  margin: 18px 0 0;
  color: var(--muted);
}

.capability-grid {
  margin-top: 70px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.capability-card {
  position: relative;
  min-height: 390px;
  padding: 35px 28px 30px;
  overflow: hidden;
  border-left: 1px solid var(--line);
  transition: color .35s ease, background .35s ease, transform .35s ease;
}

.capability-card:last-child {
  border-right: 1px solid var(--line);
}

.capability-card::after {
  position: absolute;
  right: -45px;
  bottom: -45px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  content: "";
  background: rgba(255, 255, 255, .08);
}

.capability-card:hover {
  color: #fff;
  background: var(--blue);
  transform: translateY(-8px);
}

.card-number {
  color: #a2a9b5;
  font-family: Georgia, serif;
  font-size: 12px;
}

.capability-symbol {
  width: 74px;
  height: 74px;
  margin-top: 40px;
  display: grid;
  place-items: center;
  color: var(--blue);
  border: 1px solid #dfe9fb;
  border-radius: 50%;
  font-size: 22px;
  transition: all .35s ease;
}

.capability-card:hover .capability-symbol {
  color: #fff;
  border-color: rgba(255, 255, 255, .35);
}

.symbol-location i {
  position: relative;
  width: 22px;
  height: 27px;
  border: 2px solid currentColor;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
}

.symbol-location i::after {
  position: absolute;
  top: 7px;
  left: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  content: "";
  background: currentColor;
}

.symbol-shield {
  border-radius: 36px 36px 42px 42px;
}

.symbol-flow {
  display: flex;
  justify-content: center;
  gap: 5px;
}

.symbol-flow i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
}

.symbol-flow i + i::before {
  position: absolute;
  width: 7px;
  height: 1px;
  margin: 4px 0 0 -7px;
  content: "";
  background: currentColor;
}

.symbol-support {
  font-size: 19px;
  font-weight: 700;
}

.capability-card h3 {
  margin: 35px 0 0;
  font-size: 18px;
  font-weight: 500;
}

.capability-card p {
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.85;
  transition: color .35s ease;
}

.capability-card:hover p {
  color: rgba(255, 255, 255, .75);
}

.capability-card em {
  position: absolute;
  bottom: 27px;
  color: #a5adba;
  font-family: Georgia, serif;
  font-size: 10px;
  font-style: normal;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.capability-card:hover em,
.capability-card:hover .card-number {
  color: rgba(255, 255, 255, .55);
}

.safety {
  min-height: 640px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  color: #fff;
  background:
    radial-gradient(circle at 25% 50%, rgba(51, 126, 252, .27), transparent 36%),
    linear-gradient(110deg, #061633, #0a285d);
}

.safety-visual {
  position: relative;
  min-height: 640px;
  overflow: hidden;
}

.safety-rings {
  position: absolute;
  top: 50%;
  left: 48%;
  width: 400px;
  height: 400px;
  transform: translate(-50%, -50%);
}

.safety-rings i {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(101, 178, 255, .15);
  border-radius: 50%;
}

.safety-rings i:nth-child(2) {
  inset: 65px;
  border-color: rgba(101, 178, 255, .23);
}

.safety-rings i:nth-child(3) {
  inset: 130px;
  border-color: rgba(101, 178, 255, .35);
}

.safety-center {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 48%;
  width: 108px;
  height: 108px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(120, 190, 255, .4);
  border-radius: 50%;
  background: rgba(36, 103, 224, .22);
  box-shadow: 0 0 70px rgba(59, 145, 255, .32);
  transform: translate(-50%, -50%);
}

.safety-center svg {
  width: 52px;
  fill: none;
  stroke: #76bdff;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.safety-tag {
  position: absolute;
  padding: 9px 15px;
  color: rgba(255, 255, 255, .72);
  border: 1px solid rgba(116, 182, 255, .2);
  border-radius: 20px;
  background: rgba(11, 43, 94, .8);
  font-size: 11px;
}

.tag-one { top: 22%; left: 25%; }
.tag-two { top: 32%; right: 13%; }
.tag-three { bottom: 24%; left: 17%; }
.tag-four { right: 18%; bottom: 20%; }

.safety-copy {
  padding: 115px max(7vw, 60px) 90px 8%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid rgba(255, 255, 255, .07);
}

.safety-copy > p:not(.eyebrow) {
  max-width: 590px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, .64);
  font-size: 15px;
  line-height: 2;
}

.safety-copy .safety-note {
  padding: 17px 0 17px 20px;
  border-left: 2px solid #3d80ed;
  color: rgba(255, 255, 255, .42);
  font-size: 12px;
}

.contact-banner {
  position: relative;
  padding: 85px 0;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(115deg, #1e61e8, #133d9b);
}

.contact-banner::after {
  position: absolute;
  top: -250px;
  right: 8%;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 70px rgba(255, 255, 255, .025), 0 0 0 140px rgba(255, 255, 255, .018);
}

.contact-banner-inner {
  position: relative;
  z-index: 2;
  width: min(calc(100% - 64px), var(--max-width));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.contact-banner small {
  color: rgba(255, 255, 255, .55);
  font-family: Georgia, serif;
  font-size: 10px;
  letter-spacing: .12em;
}

.contact-banner h2 {
  margin: 13px 0 0;
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 500;
}

.site-footer {
  color: rgba(255, 255, 255, .62);
  background: #061226;
}

.footer-inner {
  width: min(calc(100% - 64px), var(--max-width));
  margin: 0 auto;
  padding: 70px 0 55px;
  display: flex;
  justify-content: space-between;
}

.brand-footer {
  color: #fff;
}

.brand-footer .brand-copy strong {
  font-size: 17px;
}

.brand-footer .brand-mark .brand-mark-cut {
  fill: #061226;
}

.footer-brand p {
  margin: 20px 0 0;
  font-size: 13px;
}

.footer-links {
  display: flex;
  gap: 100px;
}

.footer-links div {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-links strong {
  margin-bottom: 5px;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
}

.footer-links a,
.footer-links span {
  font-size: 12px;
  transition: color .2s ease;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  width: min(calc(100% - 64px), var(--max-width));
  margin: 0 auto;
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, .08);
  color: rgba(255, 255, 255, .35);
  font-size: 11px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2, .8, .2, 1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1024px) {
  .desktop-nav { gap: 24px; }
  .hero-inner { grid-template-columns: 1fr 1fr; }
  .hero-visual { transform: scale(.88); }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-card:nth-child(2) { border-right: 1px solid var(--line); }
  .capability-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .safety { grid-template-columns: .9fr 1.1fr; }
  .safety-copy { padding-right: 6vw; }
}

@media (max-width: 780px) {
  :root { --header-height: 64px; }

  .header-inner,
  .hero-inner,
  .section-inner,
  .contact-banner-inner,
  .footer-inner,
  .footer-bottom {
    width: min(calc(100% - 40px), var(--max-width));
  }

  .desktop-nav,
  .header-cta {
    display: none;
  }

  .header-inner {
    justify-content: space-between;
  }

  .menu-toggle {
    position: relative;
    z-index: 102;
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: inherit;
    border: 0;
    background: transparent;
  }

  .menu-toggle::before,
  .menu-toggle::after {
    position: absolute;
    left: 9px;
    width: 22px;
    height: 1px;
    content: "";
    background: currentColor;
    transition: transform .25s ease;
  }

  .menu-toggle::before { top: 16px; }
  .menu-toggle::after { top: 23px; }
  .menu-toggle span { display: none; }

  .menu-open .menu-toggle::before { transform: translateY(3.5px) rotate(45deg); }
  .menu-open .menu-toggle::after { transform: translateY(-3.5px) rotate(-45deg); }

  .mobile-nav {
    padding: 16px 20px 24px;
    display: none;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    border-top: 1px solid var(--line);
    background: #fff;
  }

  .menu-open .mobile-nav {
    display: grid;
  }

  .mobile-nav a {
    padding: 15px;
    color: var(--ink);
    background: var(--soft);
    font-size: 14px;
  }

  .hero {
    min-height: 880px;
    height: auto;
  }

  .hero-inner {
    min-height: 880px;
    padding: 120px 0 60px;
    display: block;
  }

  .hero h1 {
    font-size: 43px;
  }

  .hero-copy {
    width: calc(100vw - 40px);
    max-width: calc(100vw - 40px);
    overflow: hidden;
  }

  .hero-description {
    width: 100%;
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-all;
    font-size: 15px;
  }

  .hero-actions {
    margin-top: 30px;
    gap: 20px;
  }

  .button {
    min-height: 46px;
    padding: 0 18px;
    gap: 14px;
  }

  .hero-visual {
    height: 430px;
    margin-top: 38px;
    transform: scale(.72);
    transform-origin: top center;
  }

  .floating-verified { left: -7%; }
  .floating-match { right: -9%; }
  .scroll-hint { display: none; }

  .section {
    padding: 88px 0;
  }

  .split-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .section-heading h2,
  .center-heading h2,
  .product-heading h2,
  .safety-copy h2 {
    font-size: 34px;
  }

  .about-content .lead {
    font-size: 20px;
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .principles div {
    padding: 21px 0;
    border-bottom: 1px solid var(--line);
  }

  .product {
    padding: 90px 0;
  }

  .process {
    margin-top: 60px;
    grid-template-columns: 1fr 1fr;
    gap: 48px 0;
  }

  .process::before {
    display: none;
  }

  .process article {
    padding: 0 14px;
  }

  .process-icon {
    margin-bottom: 20px;
    box-shadow: none;
  }

  .capability-grid {
    margin-top: 50px;
    grid-template-columns: 1fr;
    border-bottom: 0;
  }

  .capability-card,
  .capability-card:nth-child(2),
  .capability-card:last-child {
    min-height: 340px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .safety {
    grid-template-columns: 1fr;
  }

  .safety-visual {
    min-height: 500px;
  }

  .safety-copy {
    padding: 75px 20px 85px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    border-left: 0;
  }

  .contact-banner {
    padding: 65px 0;
  }

  .contact-banner-inner {
    align-items: center;
  }

  .footer-inner {
    flex-direction: column;
    gap: 48px;
  }

  .footer-links {
    gap: 70px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 420px) {
  .site-header .brand-copy strong { font-size: 13px; }
  .site-header .brand-copy small { font-size: 6px; }
  .hero h1 { font-size: 38px; }
  .text-link { display: none; }
  .hero-visual { margin-top: 28px; transform: scale(.65); }
  .process { grid-template-columns: 1fr; }
  .safety-visual { min-height: 440px; transform: scale(.88); margin: -30px; }
}