:root {
  --bg: #05060b;
  --bg-2: #090b13;
  --panel: rgba(13, 16, 27, 0.72);
  --panel-strong: rgba(18, 22, 34, 0.9);
  --line: rgba(244, 202, 112, 0.22);
  --line-blue: rgba(87, 224, 255, 0.24);
  --gold: #e6bc63;
  --gold-2: #ffdda0;
  --cyan: #5ee7ff;
  --violet: #9b6cff;
  --text: #f7f2e8;
  --muted: #aab5c7;
  --muted-2: #738195;
  --danger: #ff6b8a;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.46);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 14%, rgba(91, 218, 255, 0.13), transparent 28%),
    radial-gradient(circle at 80% 10%, rgba(151, 98, 255, 0.12), transparent 30%),
    linear-gradient(180deg, #04050a 0%, #080a12 42%, #030409 100%);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}

body::before,
body::after {
  position: fixed;
  inset: 0;
  z-index: -4;
  pointer-events: none;
  content: "";
}

body::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 78%);
}

body::after {
  background:
    linear-gradient(115deg, transparent 0 42%, rgba(93, 233, 255, 0.07) 45%, transparent 49% 100%),
    linear-gradient(70deg, transparent 0 55%, rgba(229, 184, 91, 0.08) 57%, transparent 61% 100%);
  animation: scanflow 9s linear infinite;
}

@keyframes scanflow {
  0% { transform: translateX(-12%); opacity: .5; }
  50% { opacity: .95; }
  100% { transform: translateX(12%); opacity: .5; }
}

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

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

button,
input,
textarea {
  font: inherit;
}

.site-shell {
  position: relative;
  min-height: 100vh;
}

.network-canvas {
  position: fixed;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  opacity: .72;
  pointer-events: none;
}

.data-rain {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.data-rain::before,
.data-rain::after {
  position: absolute;
  width: 44%;
  height: 120%;
  content: "";
  background:
    repeating-linear-gradient(
      180deg,
      rgba(94, 231, 255, 0),
      rgba(94, 231, 255, 0) 16px,
      rgba(94, 231, 255, 0.12) 17px,
      rgba(94, 231, 255, 0) 20px
    );
  transform: rotate(14deg);
  animation: rain 13s linear infinite;
}

.data-rain::before {
  left: -12%;
  top: -14%;
}

.data-rain::after {
  right: -14%;
  top: -20%;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(155, 108, 255, 0),
      rgba(155, 108, 255, 0) 20px,
      rgba(230, 188, 99, 0.13) 21px,
      rgba(155, 108, 255, 0) 24px
    );
  animation-duration: 17s;
}

@keyframes rain {
  from { transform: translateY(-12%) rotate(14deg); }
  to { transform: translateY(12%) rotate(14deg); }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(var(--max), calc(100% - 40px));
  min-height: 76px;
  margin: 0 auto;
  padding: 12px 0;
}

.site-header::before {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: -1;
  height: 76px;
  content: "";
  background: rgba(4, 5, 10, 0.74);
  border-bottom: 1px solid rgba(244, 202, 112, 0.13);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.brand-mark {
  width: 168px;
  height: auto;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
}

.primary-nav a {
  min-height: 34px;
  padding: 6px 12px;
  color: #c8d2df;
  border-radius: 999px;
  font-size: 14px;
  white-space: nowrap;
  transition: color .2s ease, background .2s ease, box-shadow .2s ease;
}

.primary-nav a:hover,
.primary-nav a.is-active {
  color: #fff4cc;
  background: rgba(230, 188, 99, 0.11);
  box-shadow: inset 0 0 0 1px rgba(230, 188, 99, 0.18), 0 0 22px rgba(94, 231, 255, 0.12);
}

.download-pill,
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 18px;
  overflow: hidden;
  color: #08101a;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #ffe1a6 0%, #e2af4e 38%, #62e9ff 72%, #a579ff 100%);
  box-shadow: 0 0 0 1px rgba(255, 225, 166, 0.25), 0 0 24px rgba(94, 231, 255, 0.28), 0 0 38px rgba(230, 188, 99, 0.16);
  font-weight: 800;
  letter-spacing: 0;
  cursor: pointer;
  isolation: isolate;
  transition: transform .22s ease, box-shadow .22s ease;
  animation: breathe 3.5s ease-in-out infinite;
}

.download-pill::after,
.btn::after {
  position: absolute;
  inset: -40%;
  z-index: -1;
  content: "";
  background: radial-gradient(circle, rgba(255, 255, 255, 0.72), transparent 40%);
  opacity: 0;
  transform: scale(.45);
  transition: transform .35s ease, opacity .35s ease;
}

.download-pill:hover,
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(255, 225, 166, 0.4), 0 0 34px rgba(94, 231, 255, 0.36), 0 16px 42px rgba(0, 0, 0, 0.42);
}

.download-pill:hover::after,
.btn:hover::after {
  opacity: .34;
  transform: scale(1);
}

@keyframes breathe {
  0%, 100% { filter: saturate(1); }
  50% { filter: saturate(1.22) brightness(1.08); }
}

.btn.is-ghost {
  color: #f4e8c9;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(230, 188, 99, 0.24);
  box-shadow: inset 0 0 20px rgba(94, 231, 255, 0.08), 0 0 18px rgba(155, 108, 255, 0.08);
  animation: none;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  color: #ffe1a6;
  border: 1px solid rgba(230, 188, 99, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
  border-radius: 2px;
}

.hero,
.page-hero {
  position: relative;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 92px 0 62px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, .98fr);
  gap: 54px;
  align-items: center;
  min-height: calc(100vh - 76px);
}

.page-hero {
  min-height: 360px;
  display: grid;
  align-items: end;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  width: fit-content;
  margin: 0 0 18px;
  padding: 7px 12px;
  color: #f9dc92;
  border: 1px solid rgba(230, 188, 99, 0.2);
  border-radius: 999px;
  background: rgba(230, 188, 99, 0.06);
  font-size: 13px;
  font-weight: 700;
}

.eyebrow::before {
  width: 7px;
  height: 7px;
  content: "";
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 14px var(--cyan);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(38px, 5.5vw, 72px);
  line-height: 1.06;
  letter-spacing: 0;
}

.page-hero h1 {
  font-size: clamp(34px, 4.7vw, 58px);
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(26px, 3.2vw, 42px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: 0;
}

.gradient-text {
  color: transparent;
  background: linear-gradient(100deg, #fff3c4 0%, #e7b95d 37%, #66e7ff 70%, #a278ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.lead {
  max-width: 700px;
  margin-bottom: 28px;
  color: #c8d4e3;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 660px;
}

.metric {
  min-height: 94px;
  padding: 16px;
  border: 1px solid rgba(230, 188, 99, 0.18);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.metric strong {
  display: block;
  color: #ffdfa5;
  font-size: 28px;
  line-height: 1.1;
}

.metric span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 13px;
}

.hero-visual {
  position: relative;
  min-height: 520px;
}

.hero-orbit {
  position: absolute;
  inset: 5% 2% 3%;
  border: 1px solid rgba(94, 231, 255, 0.18);
  border-radius: 50%;
  transform: rotate(-14deg);
  box-shadow: 0 0 44px rgba(94, 231, 255, 0.11), inset 0 0 44px rgba(155, 108, 255, 0.08);
}

.hero-orbit::before,
.hero-orbit::after {
  position: absolute;
  width: 10px;
  height: 10px;
  content: "";
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 22px var(--gold);
}

.hero-orbit::before {
  top: 18%;
  right: 8%;
}

.hero-orbit::after {
  left: 12%;
  bottom: 16%;
  background: var(--cyan);
  box-shadow: 0 0 22px var(--cyan);
}

.visual-card {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid rgba(230, 188, 99, 0.24);
  border-radius: 8px;
  background: rgba(11, 14, 22, 0.72);
  box-shadow: var(--shadow), 0 0 60px rgba(94, 231, 255, 0.12);
  backdrop-filter: blur(16px);
}

.visual-card img {
  width: 100%;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
}

.visual-card::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(110deg, transparent 0 40%, rgba(255, 255, 255, 0.2) 46%, transparent 52% 100%),
    linear-gradient(180deg, transparent 45%, rgba(4, 5, 10, 0.75) 100%);
  transform: translateX(-120%);
  animation: sweep 5.6s ease-in-out infinite;
}

@keyframes sweep {
  0%, 28% { transform: translateX(-120%); }
  62%, 100% { transform: translateX(120%); }
}

.signal-panel {
  position: absolute;
  right: 18px;
  bottom: 26px;
  z-index: 2;
  width: min(78%, 340px);
  padding: 16px;
  border: 1px solid rgba(94, 231, 255, 0.22);
  border-radius: 8px;
  background: rgba(5, 7, 13, 0.78);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.38), inset 0 0 28px rgba(94, 231, 255, 0.08);
  backdrop-filter: blur(14px);
}

.signal-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: #d8e7f4;
  font-size: 13px;
}

.signal-line {
  position: relative;
  height: 6px;
  margin-top: 12px;
  overflow: hidden;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.08);
}

.signal-line span {
  position: absolute;
  inset: 0;
  width: 82%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold), var(--cyan), var(--violet));
  box-shadow: 0 0 20px rgba(94, 231, 255, 0.42);
}

.section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 70px 0;
}

.section.is-tight {
  padding-top: 36px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}

.section-head p {
  max-width: 560px;
  margin-bottom: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.glass-card,
.article-card,
.contact-card,
.faq-item,
.step-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(230, 188, 99, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025)),
    rgba(8, 10, 18, 0.78);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.glass-card::before,
.article-card::before,
.contact-card::before,
.faq-item::before,
.step-card::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 0%), rgba(94, 231, 255, 0.18), transparent 32%);
  opacity: 0;
  transition: opacity .22s ease;
}

.glass-card:hover,
.article-card:hover,
.contact-card:hover,
.faq-item:hover,
.step-card:hover {
  transform: translateY(-5px);
  border-color: rgba(94, 231, 255, 0.38);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.35), 0 0 34px rgba(94, 231, 255, 0.12);
}

.glass-card:hover::before,
.article-card:hover::before,
.contact-card:hover::before,
.faq-item:hover::before,
.step-card:hover::before {
  opacity: 1;
}

.glass-card {
  min-height: 218px;
  padding: 24px;
}

.icon-chip {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  color: #06101a;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold), var(--cyan));
  box-shadow: 0 0 24px rgba(94, 231, 255, 0.22);
  font-weight: 900;
}

.glass-card p,
.article-card p,
.step-card p,
.contact-card p,
.faq-item p {
  color: var(--muted);
}

.feature-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #cad6e3;
}

.feature-list li::before {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  content: "";
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 14px var(--cyan);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .88fr);
  gap: 46px;
  align-items: center;
}

.image-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(230, 188, 99, 0.22);
  border-radius: 8px;
  box-shadow: var(--shadow), 0 0 44px rgba(155, 108, 255, 0.08);
}

.image-frame img {
  width: 100%;
  height: 100%;
  min-height: 310px;
  object-fit: cover;
}

.image-frame::after {
  position: absolute;
  inset: 0;
  content: "";
  border: 1px solid rgba(94, 231, 255, 0.18);
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.38) 100%);
  pointer-events: none;
}

.band {
  position: relative;
  margin: 70px 0;
  padding: 76px 0;
  border-block: 1px solid rgba(230, 188, 99, 0.14);
  background:
    linear-gradient(90deg, rgba(230, 188, 99, 0.06), rgba(94, 231, 255, 0.05), rgba(155, 108, 255, 0.05)),
    rgba(255, 255, 255, 0.02);
}

.band-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.article-card {
  min-height: 100%;
}

.article-card img {
  width: 100%;
  aspect-ratio: 600 / 400;
  object-fit: cover;
}

.article-body {
  padding: 20px;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
  color: #8ea0b4;
  font-size: 13px;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  margin-top: 8px;
  color: #ffdfa5;
  font-weight: 800;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(230, 188, 99, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

th,
td {
  padding: 16px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
}

th {
  color: #ffdfa5;
  background: rgba(230, 188, 99, 0.07);
}

td {
  color: #c5d0de;
}

tr:last-child td {
  border-bottom: 0;
}

.steps {
  counter-reset: step;
}

.step-card {
  min-height: 210px;
  padding: 24px;
}

.step-card::after {
  position: absolute;
  right: 18px;
  bottom: 10px;
  counter-increment: step;
  content: "0" counter(step);
  color: rgba(255, 255, 255, 0.07);
  font-size: 56px;
  font-weight: 900;
  line-height: 1;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  padding: 0;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  min-height: 70px;
  padding: 20px 22px;
  color: #fff3d0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.faq-question span {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(94, 231, 255, 0.28);
  border-radius: 50%;
  color: var(--cyan);
  transition: transform .2s ease;
}

.faq-item.is-open .faq-question span {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 22px 22px;
}

.faq-item.is-open .faq-answer {
  display: block;
}

.contact-card {
  min-height: 180px;
  padding: 24px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  color: #f2d48a;
  font-size: 14px;
  font-weight: 700;
}

.field input,
.field textarea {
  width: 100%;
  color: #f4f8ff;
  border: 1px solid rgba(230, 188, 99, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  outline: none;
  padding: 12px 14px;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: rgba(94, 231, 255, 0.42);
  box-shadow: 0 0 0 3px rgba(94, 231, 255, 0.08);
}

.cta-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px;
  border: 1px solid rgba(230, 188, 99, 0.22);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(230, 188, 99, 0.13), rgba(94, 231, 255, 0.08), rgba(155, 108, 255, 0.11)),
    rgba(8, 10, 18, 0.72);
  box-shadow: var(--shadow);
}

.cta-strip p {
  margin-bottom: 0;
  color: var(--muted);
}

.site-footer {
  margin-top: 50px;
  border-top: 1px solid rgba(230, 188, 99, 0.14);
  background: rgba(3, 4, 8, 0.72);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 30px;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 42px 0 28px;
}

.footer-inner p {
  color: var(--muted);
}

.footer-title {
  margin-bottom: 12px;
  color: #ffdfa5;
  font-weight: 800;
}

.footer-brand {
  display: inline-flex;
  width: fit-content;
}

.footer-brand:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 5px;
  border-radius: 8px;
}

.footer-links {
  display: grid;
  gap: 9px;
}

.footer-links a {
  color: #b8c5d4;
}

.footer-links a:hover {
  color: var(--cyan);
}

.copyright {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 18px 0 24px;
  color: #7e8b9e;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 14px;
}

.maike-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
  background:
    radial-gradient(circle at 50% 10%, rgba(94, 231, 255, 0.17), transparent 28%),
    radial-gradient(circle at 80% 70%, rgba(230, 188, 99, 0.12), transparent 28%),
    #05060b;
}

.redirect-box {
  width: min(480px, 100%);
  padding: 34px;
  border: 1px solid rgba(230, 188, 99, 0.24);
  border-radius: 8px;
  background: rgba(9, 12, 20, 0.84);
  box-shadow: var(--shadow), 0 0 42px rgba(94, 231, 255, 0.12);
  text-align: center;
  backdrop-filter: blur(18px);
}

.redirect-box .brand-mark {
  margin: 0 auto 24px;
}

.countdown {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: 8px auto 22px;
  color: #07101b;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-2), var(--cyan), var(--violet));
  font-size: 28px;
  font-weight: 900;
  box-shadow: 0 0 30px rgba(94, 231, 255, 0.28);
}

@media (max-width: 1080px) {
  .site-header {
    gap: 14px;
  }

  .primary-nav {
    gap: 0;
  }

  .primary-nav a {
    padding-inline: 10px;
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 74px;
  }

  .hero-visual {
    min-height: auto;
  }

  .grid.cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .site-header {
    width: min(100% - 28px, var(--max));
  }

  .brand-mark {
    width: 150px;
  }

  .nav-toggle {
    display: inline-block;
  }

  .primary-nav {
    position: fixed;
    top: 76px;
    left: 14px;
    right: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    border-radius: 8px;
    background: rgba(6, 8, 14, 0.96);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5);
  }

  .primary-nav.is-open {
    display: flex;
  }

  .primary-nav a {
    border-radius: 8px;
    padding: 10px 12px;
  }

  .download-pill {
    margin-left: auto;
    padding-inline: 14px;
  }

  .hero,
  .page-hero,
  .section,
  .band-inner,
  .footer-inner,
  .copyright {
    width: min(100% - 28px, var(--max));
  }

  .hero-metrics,
  .grid.cols-3,
  .grid.cols-2 {
    grid-template-columns: 1fr;
  }

  .section-head,
  .cta-strip {
    display: grid;
    align-items: start;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header {
    min-height: 70px;
  }

  .site-header::before {
    height: 70px;
  }

  .brand-mark {
    width: 126px;
  }

  .download-pill {
    min-height: 38px;
    padding: 8px 12px;
    font-size: 14px;
  }

  .nav-toggle {
    width: 38px;
    height: 38px;
  }

  .primary-nav {
    top: 70px;
  }

  .hero {
    min-height: auto;
    padding: 56px 0 40px;
  }

  .page-hero {
    min-height: 300px;
    padding: 52px 0 44px;
  }

  .lead {
    font-size: 16px;
  }

  .hero-actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .signal-panel {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    margin-top: 12px;
  }

  .grid.cols-4 {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 52px 0;
  }

  .glass-card,
  .step-card,
  .contact-card,
  .article-body,
  .cta-strip,
  .redirect-box {
    padding: 20px;
  }
}