:root {
  --bg: #07111f;
  --bg-deep: #040a12;
  --surface: #0d1928;
  --surface-2: #111f31;
  --surface-3: #162740;
  --orange: #f7931d;
  --orange-light: #ffb24d;
  --blue: #5e9dff;
  --cyan: #74d5ff;
  --text: #f5f7fa;
  --muted: #94a3b8;
  --muted-2: #6e7f95;
  --line: rgba(148, 163, 184, 0.16);
  --line-strong: rgba(94, 157, 255, 0.26);
  --container: 1200px;
  --header-height: 76px;
  --radius: 20px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 22px);
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 18%, rgba(94, 157, 255, 0.06), transparent 26%),
    radial-gradient(circle at 88% 70%, rgba(247, 147, 29, 0.04), transparent 24%),
    var(--bg);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

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

::selection {
  color: #07111f;
  background: var(--orange-light);
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 2000;
  padding: 10px 14px;
  color: var(--bg);
  background: var(--orange);
  border-radius: 8px;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 112px 0;
}

.section--compact {
  padding: 84px 0;
}

.section--surface {
  background: linear-gradient(180deg, rgba(13, 25, 40, 0.68), rgba(7, 17, 31, 0.18));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-kicker {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 15px;
  color: var(--orange-light);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-kicker::before {
  width: 24px;
  height: 2px;
  content: "";
  background: var(--orange);
  box-shadow: 0 0 18px rgba(247, 147, 29, 0.56);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 50px;
}

.section-heading h2 {
  margin: 0 0 16px;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.section-heading p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.section-heading--center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading--center p {
  margin-right: auto;
  margin-left: auto;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(4, 10, 18, 0.38);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(16px);
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(4, 10, 18, 0.9);
  border-color: var(--line);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
}

.header-inner {
  display: flex;
  height: 100%;
  gap: 34px;
  align-items: center;
}

.brand {
  position: relative;
  z-index: 1002;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
}

.brand img {
  width: 171px;
  height: 43px;
  object-fit: contain;
  filter: brightness(1.1) saturate(1.03);
}

.desktop-nav {
  display: flex;
  margin-left: auto;
  gap: 5px;
  align-items: center;
}

.nav-link {
  position: relative;
  padding: 26px 12px 24px;
  color: #c6d0dd;
  font-size: 14px;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.nav-link::after {
  position: absolute;
  right: 12px;
  bottom: 17px;
  left: 12px;
  height: 2px;
  content: "";
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.language-menu {
  position: relative;
  flex: 0 0 auto;
}

.language-toggle {
  display: flex;
  min-width: 84px;
  height: 40px;
  padding: 0 12px;
  gap: 8px;
  align-items: center;
  justify-content: center;
  color: #dbe4ee;
  cursor: pointer;
  background: rgba(17, 31, 49, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.language-toggle:hover,
.language-toggle[aria-expanded="true"] {
  background: rgba(22, 39, 64, 0.96);
  border-color: rgba(247, 147, 29, 0.44);
}

.language-toggle svg {
  width: 15px;
  height: 15px;
}

.language-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 150px;
  padding: 8px;
  pointer-events: none;
  visibility: hidden;
  background: rgba(13, 25, 40, 0.98);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-6px);
  transition: 0.2s ease;
}

.language-menu.open .language-dropdown {
  pointer-events: auto;
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.language-dropdown a {
  display: flex;
  padding: 9px 11px;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 14px;
  border-radius: 9px;
}

.language-dropdown a:hover,
.language-dropdown a.current {
  color: #fff;
  background: rgba(94, 157, 255, 0.1);
}

.language-dropdown a.current::after {
  color: var(--orange);
  content: "•";
}

.menu-toggle {
  position: relative;
  z-index: 1002;
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  cursor: pointer;
  background: rgba(17, 31, 49, 0.76);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.menu-toggle span {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: 0.25s ease;
}

.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 21px; }
.menu-toggle span:nth-child(3) { top: 28px; }

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  top: 21px;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  top: 21px;
  transform: rotate(-45deg);
}

.hero {
  position: relative;
  display: flex;
  min-height: 790px;
  height: max(790px, 100svh);
  align-items: center;
  overflow: hidden;
  background: var(--bg-deep) url("../images/hero-desktop-20260612-112121.webp") center / cover no-repeat;
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    linear-gradient(90deg, rgba(4, 10, 18, 0.96) 0%, rgba(4, 10, 18, 0.88) 35%, rgba(4, 10, 18, 0.28) 68%, rgba(4, 10, 18, 0.12) 100%),
    linear-gradient(180deg, rgba(4, 10, 18, 0.48), transparent 38%, rgba(4, 10, 18, 0.66));
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  pointer-events: none;
  background-image:
    linear-gradient(rgba(94, 157, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 157, 255, 0.035) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to right, black, transparent 75%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(700px, 62%);
  padding-top: var(--header-height);
}

.hero-eyebrow {
  display: inline-flex;
  margin-bottom: 25px;
  padding: 7px 13px;
  gap: 9px;
  align-items: center;
  color: #dbe9ff;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.08em;
  background: rgba(94, 157, 255, 0.09);
  border: 1px solid rgba(94, 157, 255, 0.22);
  border-radius: 999px;
  backdrop-filter: blur(8px);
}

.hero-eyebrow::before {
  width: 7px;
  height: 7px;
  content: "";
  background: var(--orange);
  border-radius: 50%;
  box-shadow: 0 0 15px var(--orange);
}

.hero h1 {
  max-width: 680px;
  margin: 0 0 24px;
  font-size: clamp(54px, 6.4vw, 86px);
  line-height: 1.05;
  letter-spacing: -0.052em;
}

.hero h1 .accent {
  color: var(--orange-light);
}

.hero-lead {
  max-width: 610px;
  margin: 0 0 35px;
  color: #bdc9d8;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.75;
}

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

.button {
  display: inline-flex;
  min-height: 50px;
  padding: 0 22px;
  gap: 10px;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  border-radius: 12px;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.button--primary {
  color: #171009;
  background: var(--orange);
  box-shadow: 0 12px 30px rgba(247, 147, 29, 0.23);
}

.button--primary:hover {
  background: var(--orange-light);
  box-shadow: 0 16px 38px rgba(247, 147, 29, 0.32);
}

.button--secondary {
  color: #eff6ff;
  background: rgba(17, 31, 49, 0.58);
  border-color: rgba(148, 163, 184, 0.28);
  backdrop-filter: blur(8px);
}

.button--secondary:hover {
  background: rgba(22, 39, 64, 0.88);
  border-color: rgba(94, 157, 255, 0.46);
}

.button svg {
  width: 17px;
  height: 17px;
}

.hero-footnote {
  display: flex;
  margin-top: 48px;
  gap: 24px;
  align-items: center;
  color: var(--muted-2);
  font-size: 13px;
}

.hero-footnote span {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.hero-footnote span::before {
  width: 4px;
  height: 4px;
  content: "";
  background: var(--blue);
  border-radius: 50%;
}

.scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  color: var(--muted-2);
  font-size: 10px;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.scroll-hint::after {
  width: 1px;
  height: 34px;
  content: "";
  background: linear-gradient(var(--blue), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0%, 100% { opacity: 0.35; transform: scaleY(0.65); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

.metrics {
  position: relative;
  z-index: 3;
  margin-top: -44px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: rgba(13, 25, 40, 0.94);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.metric {
  position: relative;
  min-width: 0;
  padding: 29px 24px;
}

.metric + .metric::before {
  position: absolute;
  top: 25%;
  bottom: 25%;
  left: 0;
  width: 1px;
  content: "";
  background: var(--line);
}

.metric strong {
  display: block;
  margin-bottom: 3px;
  color: #fff;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.metric strong span {
  color: var(--orange-light);
}

.metric small {
  display: block;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.platform-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 46px;
  align-items: start;
}

.platform-copy {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  column-gap: 72px;
  align-items: start;
}

.platform-copy h3 {
  grid-row: 1 / span 2;
  margin: 0 0 18px;
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.platform-copy > p {
  grid-column: 2;
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 17px;
}

.platform-copy .check-list {
  grid-column: 2;
}

.check-list {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 14px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: #cfdae6;
}

.check-list li::before {
  position: absolute;
  top: 7px;
  left: 0;
  width: 17px;
  height: 17px;
  content: "";
  background: rgba(247, 147, 29, 0.15);
  border: 1px solid rgba(247, 147, 29, 0.5);
  border-radius: 50%;
}

.check-list li::after {
  position: absolute;
  top: 11px;
  left: 5px;
  width: 6px;
  height: 3px;
  content: "";
  border-bottom: 2px solid var(--orange-light);
  border-left: 2px solid var(--orange-light);
  transform: rotate(-45deg);
}

.architecture-map {
  position: relative;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 40%, rgba(94, 157, 255, 0.1), transparent 35%),
    linear-gradient(145deg, rgba(13, 27, 45, 0.98), rgba(4, 11, 21, 0.99));
  border: 1px solid rgba(94, 157, 255, 0.28);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.architecture-map::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background-image:
    linear-gradient(rgba(94, 157, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 157, 255, 0.025) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

.architecture-access,
.architecture-system,
.architecture-memory {
  position: relative;
  z-index: 1;
}

.architecture-access {
  display: grid;
  padding: 12px;
  grid-template-columns: 155px 1fr;
  gap: 14px;
  align-items: center;
  background: rgba(16, 33, 54, 0.86);
  border: 1px solid rgba(94, 157, 255, 0.2);
  border-radius: 18px;
}

.architecture-block-title,
.architecture-memory-heading {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.architecture-block-title span,
.architecture-memory-heading span,
.architecture-panel-heading span,
.architecture-core-heading span,
.comparison-title span {
  color: var(--orange-light);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.architecture-block-title strong,
.architecture-memory-heading strong {
  margin-top: 5px;
  font-size: 16px;
}

.architecture-channel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.architecture-channel {
  display: grid;
  min-width: 0;
  padding: 10px 11px;
  grid-template-columns: 30px 1fr;
  gap: 9px;
  align-items: center;
  background: rgba(5, 15, 28, 0.64);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.architecture-channel > b {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  color: var(--cyan);
  font-size: 10px;
  background: rgba(94, 157, 255, 0.11);
  border: 1px solid rgba(94, 157, 255, 0.25);
  border-radius: 9px;
}

.architecture-channel strong,
.architecture-channel small {
  display: block;
  overflow-wrap: anywhere;
}

.architecture-channel strong {
  font-size: 12px;
  line-height: 1.35;
}

.architecture-channel small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.35;
}

.architecture-system {
  display: grid;
  margin-top: 14px;
  grid-template-columns: minmax(170px, 0.86fr) minmax(0, 3fr) minmax(180px, 0.95fr);
  gap: 14px;
  align-items: stretch;
}

.architecture-panel,
.architecture-core {
  background: rgba(8, 20, 35, 0.82);
  border: 1px solid rgba(94, 157, 255, 0.2);
  border-radius: 18px;
}

.architecture-panel {
  padding: 16px;
}

.architecture-panel-heading h4,
.architecture-core-heading h4 {
  margin: 4px 0 0;
  font-size: 17px;
  line-height: 1.25;
}

.architecture-source-list {
  display: grid;
  margin-top: 16px;
  gap: 9px;
}

.architecture-source-list article {
  position: relative;
  padding: 11px 10px 11px 25px;
  background: rgba(94, 157, 255, 0.055);
  border: 1px solid rgba(94, 157, 255, 0.1);
  border-radius: 11px;
}

.architecture-source-list article::before {
  position: absolute;
  top: 17px;
  left: 10px;
  width: 6px;
  height: 6px;
  content: "";
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(94, 157, 255, 0.7);
}

.architecture-source-list b,
.architecture-source-list small {
  display: block;
}

.architecture-source-list b {
  font-size: 12px;
}

.architecture-source-list small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.45;
}

.architecture-core {
  padding: 16px;
  background:
    radial-gradient(circle at center, rgba(54, 106, 235, 0.14), transparent 42%),
    rgba(10, 25, 43, 0.92);
  border-color: rgba(94, 157, 255, 0.32);
}

.architecture-core-heading {
  display: flex;
  margin-bottom: 13px;
  justify-content: space-between;
  align-items: center;
}

.architecture-core-heading h4 {
  font-size: 21px;
}

.architecture-core-heading em {
  padding: 5px 9px;
  color: #cfe0ff;
  font-size: 9px;
  font-style: normal;
  letter-spacing: 0.08em;
  background: rgba(94, 157, 255, 0.1);
  border: 1px solid rgba(94, 157, 255, 0.2);
  border-radius: 999px;
}

.architecture-orbit {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px minmax(0, 1fr);
  grid-template-areas:
    "scheduler model proactive"
    "session model tool"
    "skill model memory";
  gap: 9px;
}

.architecture-module {
  position: relative;
  min-width: 0;
  min-height: 88px;
  padding: 12px;
  background: linear-gradient(145deg, rgba(23, 45, 72, 0.88), rgba(12, 27, 46, 0.96));
  border: 1px solid rgba(94, 157, 255, 0.15);
  border-radius: 13px;
}

.architecture-module::before {
  position: absolute;
  top: 14px;
  width: 5px;
  height: 5px;
  content: "";
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(94, 157, 255, 0.8);
}

.module-scheduler::before,
.module-session::before,
.module-skill::before {
  right: 10px;
}

.module-proactive::before,
.module-tool::before,
.module-memory::before {
  left: 10px;
}

.module-proactive,
.module-tool,
.module-memory {
  padding-left: 23px;
}

.architecture-module strong {
  display: block;
  color: #f1f6fd;
  font-size: 13px;
  line-height: 1.3;
}

.architecture-module p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.45;
}

.module-scheduler { grid-area: scheduler; }
.module-session { grid-area: session; }
.module-skill { grid-area: skill; }
.module-proactive { grid-area: proactive; }
.module-tool { grid-area: tool; }
.module-memory { grid-area: memory; }

.architecture-model {
  position: relative;
  display: flex;
  min-width: 0;
  padding: 18px 10px;
  grid-area: model;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  background:
    radial-gradient(circle at 50% 30%, rgba(116, 213, 255, 0.38), transparent 30%),
    linear-gradient(160deg, rgba(47, 102, 229, 0.78), rgba(24, 50, 112, 0.68));
  border: 1px solid rgba(116, 213, 255, 0.5);
  border-radius: 17px;
  box-shadow: inset 0 0 35px rgba(116, 213, 255, 0.08), 0 0 35px rgba(45, 98, 219, 0.16);
}

.architecture-model::before,
.architecture-model::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(116, 213, 255, 0.16);
  border-radius: 50%;
}

.architecture-model::before { width: 100px; height: 100px; }
.architecture-model::after { width: 126px; height: 126px; }

.architecture-model span,
.architecture-model strong,
.architecture-model small {
  position: relative;
  z-index: 1;
}

.architecture-model span {
  color: var(--cyan);
  font-size: 30px;
  font-weight: 850;
  letter-spacing: -0.05em;
}

.architecture-model strong {
  margin-top: 5px;
  font-size: 14px;
}

.architecture-model small {
  margin-top: 5px;
  color: #c8d8ef;
  font-size: 9px;
}

.architecture-services {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 14px;
}

.architecture-services ul {
  display: flex;
  margin: 14px 0 0;
  padding: 0;
  gap: 6px;
  flex-wrap: wrap;
  list-style: none;
}

.architecture-services li {
  padding: 4px 8px;
  color: #d7e2ee;
  font-size: 10px;
  line-height: 1.3;
  background: rgba(94, 157, 255, 0.07);
  border: 1px solid rgba(94, 157, 255, 0.13);
  border-radius: 999px;
}

.architecture-security {
  border-color: rgba(247, 147, 29, 0.2);
}

.architecture-security .architecture-panel-heading span {
  color: var(--orange-light);
}

.architecture-security li {
  background: rgba(247, 147, 29, 0.06);
  border-color: rgba(247, 147, 29, 0.14);
}

.architecture-memory {
  display: grid;
  margin-top: 14px;
  padding: 13px 15px;
  grid-template-columns: 155px 1fr;
  gap: 14px;
  align-items: center;
  background: rgba(16, 33, 54, 0.84);
  border: 1px solid rgba(94, 157, 255, 0.2);
  border-radius: 18px;
}

.architecture-memory-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.architecture-memory-steps > div {
  position: relative;
  min-width: 0;
  padding: 9px 10px;
  background: rgba(5, 15, 28, 0.66);
  border: 1px solid var(--line);
  border-radius: 11px;
}

.architecture-memory-steps > div:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -13px;
  width: 8px;
  height: 8px;
  content: "";
  border-top: 1px solid var(--blue);
  border-right: 1px solid var(--blue);
  transform: translateY(-50%) rotate(45deg);
}

.architecture-memory-steps b,
.architecture-memory-steps strong,
.architecture-memory-steps small {
  display: block;
}

.architecture-memory-steps b {
  color: var(--blue);
  font-size: 9px;
}

.architecture-memory-steps strong {
  margin-top: 2px;
  font-size: 11px;
  line-height: 1.35;
}

.architecture-memory-steps small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.35;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.feature-card,
.solution-card,
.advantage-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(17, 31, 49, 0.88), rgba(10, 21, 35, 0.96));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover,
.solution-card:hover,
.advantage-card:hover {
  border-color: rgba(94, 157, 255, 0.35);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
  transform: translateY(-5px);
}

.feature-card {
  min-height: 310px;
  padding: 28px;
}

.feature-card::after {
  position: absolute;
  right: -45px;
  bottom: -60px;
  width: 150px;
  height: 150px;
  content: "";
  background: radial-gradient(circle, rgba(94, 157, 255, 0.1), transparent 66%);
  border-radius: 50%;
}

.feature-number {
  display: block;
  margin-bottom: 26px;
  color: var(--muted-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.feature-icon,
.solution-icon,
.advantage-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  place-items: center;
  color: var(--blue);
  background: rgba(94, 157, 255, 0.09);
  border: 1px solid rgba(94, 157, 255, 0.19);
  border-radius: 13px;
}

.feature-icon svg,
.solution-icon svg,
.advantage-icon svg {
  width: 24px;
  height: 24px;
}

.feature-card h3,
.solution-card h3,
.advantage-card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  line-height: 1.3;
}

.feature-card p,
.solution-card p,
.advantage-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.comparison-panel {
  position: relative;
  margin: 48px 0 0;
  padding: 18px;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 8%, rgba(247, 147, 29, 0.09), transparent 25%),
    linear-gradient(145deg, rgba(17, 31, 49, 0.96), rgba(5, 13, 24, 0.98));
  border: 1px solid rgba(94, 157, 255, 0.28);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.comparison-title {
  display: flex;
  margin-bottom: 16px;
  justify-content: space-between;
  align-items: flex-end;
}

.comparison-title strong {
  font-size: 20px;
  line-height: 1.2;
}

.comparison-table {
  width: 100%;
  overflow: hidden;
  table-layout: fixed;
  border-spacing: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.comparison-table th,
.comparison-table td {
  padding: 13px 14px;
  overflow-wrap: anywhere;
  text-align: left;
  vertical-align: middle;
  border-right: 1px solid var(--line);
}

.comparison-table tr > :last-child {
  border-right: 0;
}

.comparison-table thead th {
  color: #e8eff8;
  font-size: 13px;
  line-height: 1.35;
  background: rgba(32, 62, 98, 0.78);
  border-bottom: 1px solid rgba(94, 157, 255, 0.24);
}

.comparison-table thead th:first-child,
.comparison-table tbody th {
  width: 15%;
}

.comparison-table thead small {
  color: #aab9cc;
  font-size: 10px;
  font-weight: 500;
}

.comparison-table tbody th,
.comparison-table tbody td {
  font-size: 11px;
  line-height: 1.45;
  border-bottom: 1px solid var(--line);
}

.comparison-table tbody tr:last-child > * {
  border-bottom: 0;
}

.comparison-table tbody th {
  color: #dce7f3;
  font-weight: 700;
  background: rgba(17, 34, 55, 0.82);
}

.comparison-table tbody td {
  color: var(--muted);
  background: rgba(8, 19, 33, 0.72);
  transition: color 0.2s ease, background 0.2s ease;
}

.comparison-table tbody tr:hover td {
  color: #d9e4f0;
  background: rgba(24, 47, 76, 0.72);
}

.comparison-table .starevo-column {
  color: #ffe0b3;
  background: linear-gradient(90deg, rgba(247, 147, 29, 0.11), rgba(247, 147, 29, 0.045));
  border-left: 1px solid rgba(247, 147, 29, 0.2);
}

.comparison-table thead .starevo-column {
  color: #fff;
  font-size: 16px;
  background: linear-gradient(135deg, rgba(247, 147, 29, 0.82), rgba(212, 105, 17, 0.72));
}

.comparison-table tbody tr:hover .starevo-column {
  color: #fff0d7;
  background: linear-gradient(90deg, rgba(247, 147, 29, 0.17), rgba(247, 147, 29, 0.07));
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 18px;
}

.solution-card {
  min-height: 285px;
  padding: 28px;
  grid-column: span 2;
}

.solution-card:nth-child(4),
.solution-card:nth-child(5) {
  grid-column: span 3;
}

.solution-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, var(--orange), var(--blue), transparent 76%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.solution-card:hover::before {
  opacity: 1;
}

.solution-tag {
  display: inline-flex;
  margin-top: 20px;
  padding: 5px 9px;
  color: #afc9ee;
  font-size: 11px;
  background: rgba(94, 157, 255, 0.08);
  border-radius: 6px;
}

.advantage-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 60px;
  align-items: start;
}

.advantage-intro {
  position: sticky;
  top: calc(var(--header-height) + 35px);
}

.advantage-intro h2 {
  margin: 0 0 18px;
  font-size: clamp(36px, 4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.advantage-intro p {
  margin: 0;
  color: var(--muted);
}

.advantage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.advantage-card {
  min-height: 250px;
  padding: 25px;
}

.advantage-card:nth-child(5) {
  grid-column: span 2;
  min-height: 220px;
}

.advantage-card strong {
  display: block;
  margin-top: 16px;
  color: var(--orange-light);
  font-size: 24px;
}

#about .section-heading {
  max-width: 960px;
}

#about .section-heading h2 {
  font-size: clamp(34px, 3.6vw, 48px);
}

.about-profile {
  display: grid;
  margin-bottom: 58px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.about-story {
  position: relative;
  min-height: 100%;
  padding: 66px 34px 34px;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(17, 31, 49, 0.88), rgba(8, 19, 33, 0.96));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.about-story::after {
  position: absolute;
  right: -65px;
  bottom: -65px;
  width: 180px;
  height: 180px;
  content: "";
  pointer-events: none;
  border: 1px solid rgba(94, 157, 255, 0.09);
  border-radius: 50%;
  box-shadow: 0 0 0 35px rgba(94, 157, 255, 0.018);
}

.about-story--second {
  border-color: rgba(247, 147, 29, 0.18);
}

.about-story--second::after {
  border-color: rgba(247, 147, 29, 0.1);
  box-shadow: 0 0 0 35px rgba(247, 147, 29, 0.018);
}

.about-index {
  position: absolute;
  top: 23px;
  left: 34px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.about-story--second .about-index {
  color: var(--orange-light);
}

.about-story p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #bdc9d7;
  font-size: 15px;
  line-height: 2;
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
}

.timeline::before {
  position: absolute;
  top: 25px;
  right: 8.5%;
  left: 8.5%;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, var(--orange), var(--blue));
}

.timeline-item {
  position: relative;
  padding: 0 12px;
  text-align: center;
}

.timeline-dot {
  position: relative;
  z-index: 1;
  display: grid;
  width: 50px;
  height: 50px;
  margin: 0 auto 20px;
  place-items: center;
  color: #fff;
  font-size: 12px;
  font-weight: 750;
  background: var(--surface-2);
  border: 1px solid rgba(94, 157, 255, 0.42);
  border-radius: 50%;
  box-shadow: 0 0 0 6px var(--bg);
}

.timeline-item:first-child .timeline-dot,
.timeline-item:last-child .timeline-dot {
  border-color: rgba(247, 147, 29, 0.55);
}

.timeline-item h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.timeline-item p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.honor-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.honor-group {
  padding: 30px;
  background: rgba(13, 25, 40, 0.68);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.honor-group h3 {
  display: flex;
  margin: 0 0 22px;
  gap: 11px;
  align-items: center;
  font-size: 19px;
}

.honor-group h3::before {
  width: 9px;
  height: 9px;
  content: "";
  background: var(--orange);
  border-radius: 2px;
  transform: rotate(45deg);
}

.honor-group ul {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 14px;
  list-style: none;
}

.honor-group li {
  position: relative;
  padding-left: 18px;
  color: #b9c5d3;
  font-size: 14px;
}

.honor-group li::before {
  position: absolute;
  top: 10px;
  left: 0;
  width: 5px;
  height: 5px;
  content: "";
  background: var(--blue);
  border-radius: 50%;
}

.contact-section {
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 40%, rgba(94, 157, 255, 0.11), transparent 27%),
    linear-gradient(135deg, #0d1928, #07111f 60%);
  border-top: 1px solid var(--line);
}

.contact-section::before {
  position: absolute;
  top: -160px;
  right: -120px;
  width: 420px;
  height: 420px;
  content: "";
  border: 1px solid rgba(94, 157, 255, 0.12);
  border-radius: 50%;
  box-shadow:
    0 0 0 65px rgba(94, 157, 255, 0.025),
    0 0 0 130px rgba(94, 157, 255, 0.018);
}

.contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 80px;
  align-items: center;
}

.contact-copy h2 {
  margin: 0 0 18px;
  font-size: clamp(38px, 5vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.contact-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.contact-list {
  display: grid;
  gap: 12px;
}

.contact-item {
  display: grid;
  min-height: 80px;
  padding: 17px 20px;
  grid-template-columns: 44px 1fr;
  gap: 15px;
  align-items: center;
  background: rgba(17, 31, 49, 0.74);
  border: 1px solid var(--line);
  border-radius: 15px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.contact-item:hover {
  border-color: rgba(247, 147, 29, 0.34);
  transform: translateX(3px);
}

.contact-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--orange-light);
  background: rgba(247, 147, 29, 0.08);
  border-radius: 11px;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
}

.contact-item small {
  display: block;
  color: var(--muted-2);
  font-size: 12px;
}

.contact-item strong {
  display: block;
  margin-top: 1px;
  color: #edf3fa;
  font-size: 15px;
  font-weight: 600;
}

.site-footer {
  padding: 38px 0 28px;
  background: var(--bg-deep);
  border-top: 1px solid var(--line);
}

.footer-main {
  display: flex;
  padding-bottom: 27px;
  gap: 30px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.footer-main img {
  width: 160px;
}

.footer-nav {
  display: flex;
  gap: 25px;
  color: var(--muted);
  font-size: 13px;
  flex-wrap: wrap;
}

.footer-nav a:hover {
  color: var(--orange-light);
}

.footer-bottom {
  display: flex;
  padding-top: 24px;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  color: #65758a;
  font-size: 12px;
}

.legal-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.legal-links a:hover {
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

@media (max-width: 1120px) {
  .desktop-nav {
    gap: 0;
  }

  .nav-link {
    padding-right: 9px;
    padding-left: 9px;
    font-size: 13px;
  }

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

  .architecture-system {
    grid-template-columns: minmax(180px, 0.8fr) minmax(0, 2.3fr);
  }

  .architecture-services {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: none;
  }

  .timeline {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 38px;
  }

  .timeline::before {
    display: none;
  }
}

@media (max-width: 920px) {
  :root {
    --header-height: 68px;
  }

  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .section {
    padding: 88px 0;
  }

  .desktop-nav {
    position: fixed;
    inset: 0;
    z-index: 1001;
    display: flex;
    height: 100svh;
    padding: 108px 28px 40px;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    justify-content: flex-start;
    pointer-events: none;
    visibility: hidden;
    background: var(--bg-deep);
    opacity: 0;
    transform: translateY(-16px);
    transition: 0.24s ease;
  }

  .desktop-nav.open {
    pointer-events: auto;
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .nav-link {
    padding: 16px 0;
    font-size: 22px;
    border-bottom: 1px solid var(--line);
  }

  .nav-link::after {
    display: none;
  }

  .language-menu {
    z-index: 1002;
    margin-left: auto;
  }

  .menu-toggle {
    display: block;
  }

  .hero {
    min-height: 780px;
    height: 100svh;
  }

  .hero-content {
    width: min(700px, 82%);
  }

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

  .metric:nth-child(4),
  .metric:nth-child(5) {
    border-top: 1px solid var(--line);
  }

  .metric:nth-child(4)::before {
    display: none;
  }

  .platform-layout,
  .advantage-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .advantage-intro {
    position: static;
  }

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

  .solution-card,
  .solution-card:nth-child(4),
  .solution-card:nth-child(5) {
    grid-column: span 1;
  }

  .solution-card:last-child {
    grid-column: span 2;
  }

  .contact-layout {
    gap: 45px;
  }

  .about-profile {
    grid-template-columns: 1fr;
  }

  .architecture-access {
    grid-template-columns: 1fr;
  }

  .architecture-block-title {
    flex-direction: row;
    gap: 10px;
    align-items: baseline;
  }

  .architecture-block-title strong {
    margin-top: 0;
  }

  .architecture-system {
    grid-template-columns: 1fr;
  }

  .architecture-source-list {
    grid-template-columns: repeat(4, 1fr);
  }

  .architecture-services {
    grid-column: auto;
  }

  .architecture-memory {
    grid-template-columns: 1fr;
  }

  .architecture-memory-heading {
    flex-direction: row;
    gap: 10px;
    align-items: baseline;
  }

  .architecture-memory-heading strong {
    margin-top: 0;
  }
}

@media (max-width: 760px) {
  .comparison-panel {
    padding: 12px;
    border-radius: 20px;
  }

  .comparison-title {
    display: block;
    padding: 5px 4px 14px;
  }

  .comparison-title strong {
    display: block;
    margin-top: 5px;
    font-size: 18px;
  }

  .comparison-table,
  .comparison-table tbody,
  .comparison-table tr,
  .comparison-table th,
  .comparison-table td {
    display: block;
    width: 100%;
  }

  .comparison-table {
    border: 0;
    border-radius: 0;
  }

  .comparison-table thead {
    display: none;
  }

  .comparison-table tbody {
    display: grid;
    gap: 12px;
  }

  .comparison-table tbody tr {
    overflow: hidden;
    background: rgba(8, 19, 33, 0.78);
    border: 1px solid rgba(94, 157, 255, 0.18);
    border-radius: 14px;
  }

  .comparison-table tbody th {
    width: 100%;
    padding: 11px 13px;
    color: #fff;
    font-size: 14px;
    background: linear-gradient(90deg, rgba(35, 70, 112, 0.9), rgba(20, 43, 71, 0.9));
    border: 0;
  }

  .comparison-table tbody td {
    display: grid;
    min-height: 50px;
    padding: 10px 12px;
    grid-template-columns: minmax(105px, 0.9fr) minmax(0, 1.35fr);
    gap: 12px;
    align-items: center;
    color: #c4d0dd;
    font-size: 12px;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--line);
  }

  .comparison-table tbody td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  .comparison-table tbody td.starevo-column {
    color: #ffe3bd;
    background: linear-gradient(90deg, rgba(247, 147, 29, 0.12), rgba(247, 147, 29, 0.04));
    border-bottom: 0;
    border-left: 0;
  }

  .comparison-table tbody td.starevo-column::before {
    color: var(--orange-light);
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 72px 0;
  }

  .section-heading {
    margin-bottom: 35px;
  }

  .section-heading h2 {
    font-size: 34px;
  }

  .brand img {
    width: 137px;
    height: auto;
  }

  .header-inner {
    gap: 10px;
  }

  .language-toggle {
    min-width: 69px;
    height: 38px;
    padding: 0 9px;
    font-size: 12px;
  }

  .menu-toggle {
    width: 40px;
    height: 40px;
  }

  .menu-toggle span {
    left: 10px;
  }

  .hero {
    min-height: 760px;
    height: max(760px, 100svh);
    align-items: flex-start;
    background-image: url("../images/hero-mobile-20260612-112121.webp");
    background-position: center bottom;
  }

  .hero::before {
    background:
      linear-gradient(180deg, rgba(4, 10, 18, 0.98) 0%, rgba(4, 10, 18, 0.87) 44%, rgba(4, 10, 18, 0.18) 72%, rgba(4, 10, 18, 0.72) 100%);
  }

  .hero::after {
    background-size: 42px 42px;
    mask-image: linear-gradient(to bottom, black, transparent 58%);
  }

  .hero-content {
    width: 100%;
    padding-top: 135px;
  }

  .hero-eyebrow {
    margin-bottom: 20px;
    font-size: 11px;
  }

  .hero h1 {
    margin-bottom: 18px;
    font-size: clamp(42px, 13vw, 58px);
    line-height: 1.08;
  }

  .hero-lead {
    margin-bottom: 27px;
    font-size: 16px;
    line-height: 1.7;
  }

  .hero-actions {
    gap: 10px;
  }

  .button {
    min-height: 47px;
    padding: 0 17px;
    font-size: 14px;
  }

  .hero-footnote,
  .scroll-hint {
    display: none;
  }

  .metrics {
    margin-top: 0;
    padding-top: 16px;
    background: var(--bg);
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    border-radius: 16px;
  }

  .metric {
    padding: 22px 18px;
  }

  .metric:nth-child(3),
  .metric:nth-child(4),
  .metric:nth-child(5) {
    border-top: 1px solid var(--line);
  }

  .metric:nth-child(3)::before,
  .metric:nth-child(5)::before {
    display: none;
  }

  .metric:nth-child(4)::before {
    display: block;
  }

  .metric:last-child {
    grid-column: span 2;
    text-align: center;
  }

  .metric strong {
    font-size: 31px;
  }

  .platform-layout {
    gap: 40px;
  }

  .platform-copy {
    display: block;
  }

  .about-profile {
    margin-bottom: 42px;
  }

  .about-story {
    padding: 58px 22px 24px;
  }

  .about-index {
    top: 20px;
    left: 22px;
  }

  .about-story p {
    font-size: 14px;
    line-height: 1.9;
  }

  .architecture-map {
    padding: 10px;
    border-radius: 19px;
  }

  .architecture-access,
  .architecture-memory {
    padding: 10px;
    border-radius: 14px;
  }

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

  .architecture-channel {
    padding: 9px;
    grid-template-columns: 26px 1fr;
    gap: 7px;
  }

  .architecture-channel > b {
    width: 25px;
    height: 25px;
  }

  .architecture-system {
    margin-top: 10px;
    gap: 10px;
  }

  .architecture-panel,
  .architecture-core {
    padding: 13px;
    border-radius: 14px;
  }

  .architecture-source-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px;
  }

  .architecture-core-heading {
    align-items: flex-start;
  }

  .architecture-core-heading h4 {
    font-size: 18px;
  }

  .architecture-core-heading em {
    display: none;
  }

  .architecture-orbit {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "model model"
      "scheduler proactive"
      "session tool"
      "skill memory";
    gap: 7px;
  }

  .architecture-model {
    min-height: 132px;
  }

  .architecture-module {
    min-height: 116px;
    padding: 11px;
  }

  .module-proactive,
  .module-tool,
  .module-memory {
    padding-left: 20px;
  }

  .architecture-module strong {
    font-size: 12px;
  }

  .architecture-module p {
    font-size: 10px;
  }

  .architecture-services {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .architecture-memory {
    margin-top: 10px;
  }

  .architecture-memory-heading {
    flex-direction: column;
    gap: 0;
    align-items: flex-start;
  }

  .architecture-memory-heading strong {
    margin-top: 4px;
  }

  .architecture-memory-steps {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .architecture-memory-steps > div {
    display: grid;
    min-height: 47px;
    padding: 8px 10px;
    grid-template-columns: 32px 1fr;
    column-gap: 8px;
    align-items: center;
  }

  .architecture-memory-steps > div:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -6px;
    left: 20px;
    transform: rotate(135deg);
  }

  .architecture-memory-steps b {
    grid-row: 1 / span 2;
  }

  .architecture-memory-steps strong {
    margin-top: 0;
  }

  .feature-grid,
  .solutions-grid,
  .advantage-grid,
  .honor-grid {
    grid-template-columns: 1fr;
  }

  .solution-card,
  .solution-card:nth-child(4),
  .solution-card:nth-child(5),
  .solution-card:last-child,
  .advantage-card:nth-child(5) {
    grid-column: span 1;
  }

  .feature-card,
  .solution-card,
  .advantage-card {
    min-height: 0;
  }

  .comparison-panel {
    margin-top: 35px;
  }

  .timeline {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .timeline::before {
    top: 0;
    bottom: 0;
    left: 24px;
    display: block;
    width: 1px;
    height: auto;
    background: linear-gradient(var(--orange), var(--blue));
  }

  .timeline-item {
    display: grid;
    min-height: 100px;
    padding: 0 0 28px;
    grid-template-columns: 50px 1fr;
    column-gap: 20px;
    text-align: left;
  }

  .timeline-dot {
    margin: 0;
    grid-row: span 2;
    box-shadow: 0 0 0 5px var(--bg);
  }

  .timeline-item h3 {
    margin-top: 2px;
  }

  .honor-group {
    padding: 24px;
  }

  .contact-copy h2 {
    font-size: 40px;
  }

  .contact-item {
    padding: 15px;
    grid-template-columns: 39px 1fr;
  }

  .contact-icon {
    width: 38px;
    height: 38px;
  }

  .contact-item strong {
    overflow-wrap: anywhere;
    font-size: 13px;
  }

  .footer-main,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-nav {
    gap: 12px 20px;
  }
}

@media (max-width: 420px) {
  .language-toggle {
    min-width: 38px;
    width: 38px;
    padding: 0;
  }

  .language-toggle span {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    white-space: nowrap;
    border: 0;
    clip: rect(0, 0, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}