:root {
    color-scheme: light dark;
    --page: #fafbfc;
    --surface: #ffffff;
    --surface-soft: #f1f5f9;
    --ink: #0f172a;
    --muted: #64748b;
    --line: rgba(15, 23, 42, 0.08);
    --line-strong: rgba(15, 23, 42, 0.18);
    --accent: #008cff;
    --accent-strong: #006fd6;
    --on-media: #ffffff;
    --radius: 28px;
    --radius-large: 44px;
    --pill: 999px;
    --shadow: 0 28px 90px rgba(15, 35, 63, 0.12);
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --page: #0d1117;
        --surface: #151b23;
        --surface-soft: #1b2430;
        --ink: #f5f8fc;
        --muted: #b4bfcc;
        --line: rgba(232, 240, 248, 0.14);
        --line-strong: rgba(232, 240, 248, 0.28);
        --accent: #008cff;
        --accent-strong: #006fd6;
        --shadow: 0 28px 90px rgba(0, 0, 0, 0.35);
    }
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { overflow-x: hidden; background: var(--page); color: var(--ink); font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif; line-height: 1.55; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { border: 0; color: inherit; font: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: var(--hg-z-sticky); color: var(--on-media); transition: background 0.35s var(--ease), color 0.35s var(--ease), box-shadow 0.35s var(--ease); }
.site-header.scrolled, .site-header.mobile-open { color: var(--ink); background: color-mix(in srgb, var(--surface) 92%, transparent); box-shadow: 0 1px 0 var(--line); backdrop-filter: blur(22px) saturate(150%); -webkit-backdrop-filter: blur(22px) saturate(150%); }
.site-nav { width: min(100%, 1540px); height: 72px; margin: 0 auto; padding: 0 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; font-size: 18px; font-weight: 760; white-space: nowrap; }
.site-logo-mark { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: color-mix(in srgb, var(--surface) 82%, transparent); }
.site-logo-mark img { width: 32px; height: auto; }
.site-links { display: flex; align-items: center; gap: clamp(var(--hg-space-4), 2.4vw, var(--hg-space-8)); height: 100%; }
.site-links a { position: relative; display: flex; height: 100%; align-items: center; font-size: 15px; font-weight: 690; white-space: nowrap; }
.site-links a::after { content: ""; position: absolute; right: 0; bottom: 15px; left: 0; height: 2px; border-radius: 2px; background: currentColor; transform: scaleX(0); transition: transform 0.28s var(--ease); }
.site-links a:hover::after, .site-links a[aria-current="page"]::after { transform: scaleX(1); }
.site-actions { display: flex; align-items: center; gap: 14px; }
.site-language { font-size: 14px; font-weight: 700; }
.nav-contact { min-height: 44px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--pill); background: var(--accent); color: #ffffff; font-size: 14px; font-weight: 760; white-space: nowrap; transition: background 0.25s var(--ease), transform 0.25s var(--ease); }
.nav-contact:hover { background: var(--accent-strong); transform: translateY(-2px); }
.nav-contact:active { transform: scale(0.98); }
.menu-toggle { display: none; width: 42px; height: 42px; border-radius: 50%; background: color-mix(in srgb, var(--surface) 84%, transparent); cursor: pointer; }
.menu-toggle span { display: block; width: 18px; height: 2px; margin: var(--hg-space-1) auto; border-radius: 2px; background: currentColor; transition: transform 0.3s var(--ease); }
.site-header.mobile-open .menu-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
.site-header.mobile-open .menu-toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-nav { display: none; }

.about-hero { position: relative; min-height: 100dvh; overflow: hidden; isolation: isolate; background: #071321; }
.about-hero-media, .about-hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.about-hero-media { object-fit: cover; object-position: center; transform: scale(1.03); animation: heroDrift 13s var(--ease) both; }
.about-hero-shade { background: linear-gradient(90deg, rgba(0, 12, 26, 0.76) 0%, rgba(0, 12, 26, 0.34) 54%, rgba(0, 12, 26, 0.08) 100%), linear-gradient(0deg, rgba(0, 12, 26, 0.58), transparent 58%); }
.about-hero-copy { position: absolute; z-index: 2; left: clamp(28px, 5vw, 76px); bottom: clamp(44px, 8vh, 96px); width: min(760px, calc(100% - 56px)); color: var(--on-media); }
.about-hero-copy > p:first-child { margin-bottom: 16px; color: rgba(255, 255, 255, 0.64); font-size: 13px; font-weight: 600; letter-spacing: 0.1em; }
.about-hero h1 { max-width: 640px; margin-bottom: 28px; font-size: var(--hg-font-fluid-display); font-weight: 800; line-height: 1.08; letter-spacing: -0.025em; }
.about-hero-copy > p:last-child { max-width: 640px; color: rgba(255, 255, 255, 0.75); font-size: var(--hg-font-fluid-body); font-weight: 400; line-height: 1.7; }

.about-anchor { position: sticky; top: 72px; z-index: var(--hg-z-floating); width: min(1440px, calc(100% - 64px)); margin: 0 auto; padding: 18px 0; display: flex; gap: 10px; overflow-x: auto; background: color-mix(in srgb, var(--page) 88%, transparent); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); scrollbar-width: none; }
.about-anchor::-webkit-scrollbar { display: none; }
.about-anchor a { flex: 0 0 auto; padding: var(--hg-space-2) var(--hg-space-4); border: 1px solid var(--line); border-radius: var(--pill); background: var(--surface); color: var(--muted); font-size: 14px; font-weight: 700; transition: color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease); }
.about-anchor a:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 34%, var(--line)); transform: translateY(-2px); }

.company-section, .principles-section, .history-section, .leaders-section, .awards-section { width: min(1440px, calc(100% - 64px)); margin: 0 auto; padding: clamp(var(--hg-space-24), 11vw, var(--hg-space-36)) 0; scroll-margin-top: 140px; }
.company-section { display: grid; grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr); gap: clamp(var(--hg-space-10), 6vw, var(--hg-space-24)); align-items: center; }
.company-copy h2, .section-head h2, .awards-visual h2 { margin-bottom: 20px; color: var(--ink); font-size: clamp(36px, 4vw, 52px); font-weight: 700; line-height: 1.2; letter-spacing: -0.015em; }
.company-copy p { color: var(--muted); font-size: 18px; line-height: 1.8; text-align: justify; }
.company-carousel { position: relative; min-height: 520px; overflow: hidden; border-radius: var(--radius-large); background: var(--surface-soft); box-shadow: var(--shadow); }
.company-track, .company-slide { position: absolute; inset: 0; }
.company-slide { margin: 0; opacity: 0; transform: scale(1.018); transition: opacity 0.65s var(--ease), transform 0.65s var(--ease); }
.company-slide.active { opacity: 1; transform: scale(1); z-index: 1; }
.company-slide img { width: 100%; height: 100%; object-fit: cover; }
.company-carousel-controls { position: absolute; left: 50%; bottom: 16px; z-index: var(--hg-z-floating); display: flex; align-items: center; gap: 8px; padding: var(--hg-space-1) var(--hg-space-1); border: 1px solid rgba(255, 255, 255, 0.5); border-radius: var(--pill); background: rgba(255, 255, 255, 0.3); box-shadow: 0 8px 22px rgba(11, 28, 52, 0.12); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); transform: translateX(-50%); }
.company-arrow { width: 30px; height: 30px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, 0.44); color: var(--hg-color-body); font-size: 20px; font-weight: 500; line-height: 1; cursor: pointer; transition: color 0.22s var(--ease), background 0.22s var(--ease), transform 0.22s var(--ease); }
.company-arrow:hover { background: rgba(255, 255, 255, 0.86); color: var(--accent); transform: translateY(-1px); }
.company-dots { display: flex; align-items: center; gap: var(--hg-space-0-5); }
.company-dots button { position: relative; width: 14px; height: 20px; padding: 0; border: 0; border-radius: var(--pill); background: transparent; cursor: pointer; }
.company-dots button::after { content: ""; position: absolute; top: 50%; left: 50%; width: 5px; height: 5px; border-radius: var(--pill); background: rgba(31, 45, 64, 0.34); transform: translate(-50%, -50%); transition: width 0.22s var(--ease), background 0.22s var(--ease); }
.company-dots button:hover::after { background: rgba(37, 99, 235, 0.62); }
.company-dots button.active::after { width: 12px; background: var(--accent); }
.section-head { max-width: 760px; margin-bottom: clamp(var(--hg-space-10), 5.5vw, var(--hg-space-18)); }

.principles-head { max-width: 860px; }
.principles-showcase { display: grid; grid-template-columns: minmax(0, 0.94fr) minmax(420px, 1fr); gap: clamp(var(--hg-space-8), 5vw, var(--hg-space-16)); align-items: stretch; }
.principle-list { display: grid; gap: var(--hg-space-5); align-content: start; }
.principle-trigger { min-height: 142px; padding: 0 var(--hg-space-8) 0 var(--hg-space-10); display: flex; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid transparent; border-radius: 32px; background: var(--surface-soft); color: var(--ink); font-size: var(--hg-font-fluid-title); font-weight: 760; line-height: 1.25; text-align: left; cursor: pointer; transition: background 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease); }
.principle-trigger:hover, .principle-trigger.active { background: var(--surface); border-color: var(--line); box-shadow: var(--shadow); transform: translateY(-2px); }
.principle-plus { flex: 0 0 auto; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--ink); font-size: 24px; font-weight: 560; line-height: 1; transition: color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease); }
.principle-trigger.active .principle-plus { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 42%, var(--line-strong)); transform: rotate(45deg); }
.principle-visuals { position: relative; min-height: clamp(430px, 43vw, 560px); overflow: hidden; border-radius: var(--radius-large); background: var(--surface-soft); box-shadow: var(--shadow); }
.principle-visual { position: absolute; inset: 0; margin: 0; opacity: 0; transform: scale(1.018); transition: opacity 0.55s var(--ease), transform 0.55s var(--ease); }
.principle-visual.active { opacity: 1; transform: scale(1); z-index: 1; }
.principle-visual img { width: 100%; height: 100%; object-fit: contain; object-position: center top; background: color-mix(in srgb, var(--accent) 9%, #ffffff); }
.hg-page-about .principle-visual.principle-visual--portrait img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-width: 100%;
    object-fit: cover;
    object-position: center;
    background: transparent;
}
.hg-page-about #principles .principle-visuals {
    height: auto;
    min-height: 0;
    aspect-ratio: 1;
    align-self: start;
}
.hg-page-about #principles #principleMissionPanel img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-width: 100%;
    object-fit: contain;
    object-position: center;
}

@media (min-width: 1121px) and (max-width: 1279px) {
    .hg-page-about #principles .principles-showcase {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .hg-page-about #principles .principle-visuals {
        width: 100%;
    }
}

.milestone-shell { overflow: hidden; border-radius: var(--radius-large); background: var(--surface); box-shadow: var(--shadow); }
.milestone-head { min-height: 190px; display: grid; align-items: end; padding: clamp(var(--hg-space-8), 5vw, var(--hg-space-14)); background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 14%, #ffffff), #ffffff 72%); border-bottom: 1px solid var(--line); }
.milestone-head h2 { color: var(--ink); font-size: clamp(42px, 5vw, 64px); font-weight: 760; line-height: 1.08; letter-spacing: -0.02em; }
.milestone-controls { display: grid; grid-template-columns: 48px minmax(0, 1fr) 48px; gap: clamp(var(--hg-space-3), 2.4vw, var(--hg-space-8)); align-items: end; padding: var(--hg-space-8) clamp(var(--hg-space-6), 5vw, var(--hg-space-16)) var(--hg-space-4); }
.milestone-arrow { width: 48px; height: 48px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--surface); color: var(--ink); font-size: 19px; font-weight: 600; cursor: pointer; transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease), opacity 0.25s var(--ease); }
.milestone-arrow:hover:not(:disabled) { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 46%, var(--line-strong)); background: color-mix(in srgb, var(--accent) 5%, var(--surface)); transform: translateX(-2px); }
.milestone-arrow[data-milestone-next]:hover:not(:disabled) { transform: translateX(2px); }
.milestone-arrow:active:not(:disabled) { transform: scale(0.96); }
.milestone-arrow:disabled { opacity: 0.28; cursor: default; }
.milestone-years { display: grid; grid-template-columns: repeat(10, minmax(82px, 1fr)); overflow-x: auto; padding: 0 0 var(--hg-space-3); scrollbar-width: none; scroll-snap-type: x proximity; }
.milestone-years::-webkit-scrollbar { display: none; }
.milestone-year { position: relative; min-width: 82px; min-height: 74px; padding: 0 var(--hg-space-2) var(--hg-space-8); border: 0; background: transparent; color: var(--muted); font-size: 17px; font-weight: 680; text-align: center; cursor: pointer; scroll-snap-align: center; transition: color 0.3s var(--ease), font-weight 0.3s var(--ease); }
.milestone-year::before { content: ""; position: absolute; left: calc(50% + 13px); bottom: 11px; width: calc(100% - 26px); height: 1px; background: var(--line-strong); transform-origin: left center; transition: background 0.35s var(--ease), transform 0.35s var(--ease); }
.milestone-year:last-child::before { display: none; }
.milestone-year::after { content: ""; position: absolute; left: 50%; bottom: 3px; width: 17px; height: 17px; border: 2px solid color-mix(in srgb, var(--muted) 42%, transparent); border-radius: 50%; background: var(--surface); box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 14%, transparent); transform: translateX(-50%); transition: background 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease); }
.milestone-year:hover { color: var(--ink); }
.milestone-year:hover::after { border-color: var(--accent); transform: translateX(-50%) scale(1.08); }
.milestone-year.passed::before { background: color-mix(in srgb, var(--accent) 52%, var(--line-strong)); }
.milestone-year.active { color: var(--accent); font-weight: 780; }
.milestone-year.active::after { border: 5px solid var(--surface); background: var(--accent); box-shadow: 0 0 0 2px var(--accent), 0 0 0 8px color-mix(in srgb, var(--accent) 11%, transparent); transform: translateX(-50%) scale(1.02); }
.milestone-panel { min-height: 320px; padding: var(--hg-space-5) clamp(var(--hg-space-6), 5vw, var(--hg-space-16)) clamp(var(--hg-space-8), 6vw, var(--hg-space-16)); }
.milestone-card { display: grid; grid-template-columns: minmax(160px, 0.32fr) minmax(0, 1fr); gap: clamp(var(--hg-space-8), 7vw, var(--hg-space-28)); align-items: start; padding-top: 38px; border-top: 1px solid var(--line); opacity: 1; transform: translateY(0); transition: opacity 0.24s var(--ease), transform 0.32s var(--ease); }
.milestone-panel.is-leaving .milestone-card { opacity: 0; transform: translateY(12px); }
.milestone-panel.is-entering .milestone-card { animation: milestoneEnter 0.5s var(--ease) both; }
.milestone-card-year { color: var(--accent); font-size: var(--hg-font-fluid-display); font-weight: 800; line-height: var(--hg-line-solid); letter-spacing: -0.04em; }
.milestone-card h3 { margin-bottom: var(--hg-space-6); color: var(--ink); font-size: clamp(28px, 3vw, 42px); font-weight: 760; line-height: 1.18; }
.milestone-list { display: grid; gap: 14px; color: var(--muted); font-size: 18px; line-height: 1.7; list-style: none; }
.milestone-list li { position: relative; padding-left: var(--hg-space-5); }
.milestone-list li::before { content: ""; position: absolute; left: 0; top: 0.78em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

.leaders-section { width: 100%; padding-top: 0; }
.leaders-intro { display: grid; grid-template-columns: minmax(320px, 0.84fr) minmax(0, 1fr); gap: clamp(var(--hg-space-8), 6vw, var(--hg-space-20)); align-items: center; width: min(1440px, calc(100% - 64px)); margin: 0 auto var(--hg-space-14); padding: clamp(var(--hg-space-10), 6vw, var(--hg-space-18)); border-radius: var(--radius-large); background: var(--surface-soft); }
.leaders-intro figure { overflow: hidden; border-radius: var(--radius); background: #dce7f3; }
.leaders-intro img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.leaders-intro h2 { margin-bottom: 18px; color: var(--ink); font-size: clamp(36px, 4vw, 52px); font-weight: 760; line-height: 1.18; letter-spacing: -0.015em; }
.leaders-intro p { max-width: 760px; color: var(--muted); font-size: 18px; line-height: 1.75; }
.leader-grid { width: min(1440px, calc(100% - 64px)); margin: 0 auto; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); column-gap: clamp(var(--hg-space-4), 2vw, var(--hg-space-6)); row-gap: clamp(var(--hg-space-12), 5vw, var(--hg-space-18)); }
.leader-card { min-width: 0; display: grid; gap: var(--hg-space-5); align-content: start; }
.leader-portrait { aspect-ratio: 4 / 5; overflow: hidden; margin: 0; border-radius: 24px; background: #cfd2d6; }
.leader-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; transform: scale(1.38); transform-origin: center 32%; transition: transform 0.65s var(--ease); }
.leader-card:hover .leader-portrait img { transform: scale(1.42); }
.leader-card > div { display: grid; gap: 7px; padding: 0 var(--hg-space-0-5); }
.leader-card h3 { color: var(--ink); font-size: 22px; font-weight: 760; line-height: 1.25; }
.leader-card h4 { color: var(--muted); font-size: 15px; font-weight: 680; line-height: 1.45; }
.leader-card p { display: none; color: var(--muted); font-size: 15px; line-height: 1.7; }
.leader-card.expanded p { display: block; margin-top: 8px; }
.leader-bio-toggle { justify-self: start; margin-top: 8px; padding: 0; border: 0; background: transparent; color: var(--accent); font-size: 15px; font-weight: 760; cursor: pointer; }
.leader-bio-toggle:hover { text-decoration: underline; text-underline-offset: 4px; }

@keyframes milestoneEnter { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }

.awards-section { padding-top: 0; }
.awards-visual { position: relative; min-height: 320px; overflow: hidden; display: grid; align-items: end; border-radius: var(--radius-large); color: #ffffff; background: #071321; box-shadow: var(--shadow); }
.awards-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.awards-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4, 13, 25, 0.82), rgba(4, 13, 25, 0.26) 64%, rgba(4, 13, 25, 0.08)), linear-gradient(0deg, rgba(4, 13, 25, 0.7), transparent 62%); }
.awards-visual > div { position: relative; z-index: 1; padding: clamp(var(--hg-space-8), 6vw, var(--hg-space-18)); }
.awards-visual h2 { color: #ffffff; }
.award-tabs { margin: var(--hg-space-8) 0 var(--hg-space-6); display: flex; gap: 14px; overflow-x: auto; padding-bottom: var(--hg-space-2); scrollbar-width: none; }
.award-tabs::-webkit-scrollbar { display: none; }
.award-tab { flex: 0 0 auto; padding: var(--hg-space-3) var(--hg-space-5); border: 1px solid var(--line); border-radius: var(--pill); background: var(--surface); color: var(--muted); font-size: 16px; font-weight: 800; cursor: pointer; transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease); }
.award-tab.active { background: var(--accent); color: #ffffff; border-color: var(--accent); }
.award-tab:hover { transform: translateY(-2px); }
.award-panel { display: none; border-top: 1px solid var(--line-strong); }
.award-panel.active { display: block; }
.award-row { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: clamp(var(--hg-space-5), 4vw, var(--hg-space-14)); padding: 28px 0; border-bottom: 1px solid var(--line); }
.award-month { color: var(--accent); font-size: 20px; font-weight: 800; line-height: 1.4; }
.award-list { display: grid; gap: 12px; list-style: none; color: var(--muted); font-size: 16px; line-height: 1.7; }
.award-list li { position: relative; padding-left: var(--hg-space-4); }
.award-list li::before { content: ""; position: absolute; left: 0; top: 0.78em; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }

.site-footer { padding: var(--hg-space-18) max(var(--hg-space-8), calc((100vw - var(--hg-space-36)) / 2)) var(--hg-space-6); background: var(--surface); }
.footer-main { display: grid; grid-template-columns: 1.2fr 1fr; gap: 70px; padding-bottom: 54px; }
.footer-brand > p { max-width: 430px; margin-top: 20px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.footer-links h3 { margin-bottom: 16px; color: var(--ink); font-size: 18px; font-weight: 600; }
.footer-links a { display: block; margin-bottom: 10px; color: var(--muted); font-size: 14px; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom { padding-top: 24px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }
@keyframes heroDrift { from { transform: scale(1.07); } to { transform: scale(1.03); } }

@media (max-width: 1120px) {
    .site-links { gap: 18px; }
    .company-section { grid-template-columns: 1fr; }
    .company-carousel { min-height: 500px; }
    .principles-showcase { grid-template-columns: 1fr; }
    .principle-list { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
    .principle-trigger { min-height: 116px; padding: 0 22px; font-size: 22px; border-radius: 26px; }
    .principle-visuals { min-height: 460px; }
    .milestone-years { grid-template-columns: repeat(10, minmax(104px, 1fr)); }
    .leaders-intro { grid-template-columns: 1fr; }
    .leader-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-main { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .site-nav { height: 64px; padding: 0 18px; }
    .site-links, .site-language, .nav-contact { display: none; }
    .menu-toggle { display: block; }
    .mobile-nav { padding: var(--hg-space-3) var(--hg-space-5) var(--hg-space-6); background: var(--surface); color: var(--ink); }
    .site-header.mobile-open .mobile-nav { display: grid; }
    .mobile-nav a { padding: var(--hg-space-4) var(--hg-space-1); border-bottom: 1px solid var(--line); font-size: 18px; font-weight: 680; }
    .about-hero-media { object-position: 58% center; }
    .about-hero-shade { background: linear-gradient(0deg, rgba(0, 12, 26, 0.9), rgba(0, 12, 26, 0.16) 76%); }
    .about-hero-copy { left: 20px; bottom: 36px; width: calc(100% - 40px); }
    .about-hero h1 { font-size: 34px; }
    .about-hero-copy > p:last-child { max-width: 360px; font-size: 16px; }
    .about-anchor { top: 64px; width: calc(100% - 40px); padding: var(--hg-space-3) 0; }
    .about-anchor a { padding: 9px 14px; font-size: 13px; }
    .company-section, .principles-section, .history-section, .leaders-section, .awards-section { width: calc(100% - 40px); padding: 72px 0; }
    .company-copy h2, .section-head h2, .awards-visual h2 { font-size: 28px; }
    .company-copy p { font-size: 16px; }
    .company-carousel { min-height: 330px; border-radius: 26px; }
    .company-carousel-controls { bottom: 12px; gap: 7px; padding: var(--hg-space-1) var(--hg-space-1); }
    .company-arrow { width: 28px; height: 28px; font-size: 18px; }
    .principle-list { grid-template-columns: 1fr; gap: 14px; }
    .principle-trigger { min-height: 86px; padding: 0 var(--hg-space-4) 0 var(--hg-space-5); border-radius: 24px; font-size: 21px; }
    .principle-plus { width: 30px; height: 30px; font-size: 21px; }
    .principle-visuals { min-height: 310px; border-radius: 26px; }
    .milestone-shell { border-radius: 26px; }
    .milestone-head { min-height: 170px; padding: 28px 24px; }
    .milestone-head h2 { font-size: 34px; }
    .milestone-controls { grid-template-columns: 40px minmax(0, 1fr) 40px; gap: 8px; padding: var(--hg-space-5) var(--hg-space-4) var(--hg-space-2); }
    .milestone-arrow { width: 40px; height: 40px; }
    .milestone-years { grid-template-columns: repeat(10, minmax(92px, 1fr)); }
    .milestone-year { min-width: 92px; min-height: 68px; padding-bottom: var(--hg-space-8); font-size: 16px; }
    .milestone-year::before { bottom: 10px; }
    .milestone-year::after { bottom: 2px; }
    .milestone-panel { min-height: 0; padding: var(--hg-space-4) var(--hg-space-6) var(--hg-space-8); }
    .milestone-card { grid-template-columns: 1fr; gap: 18px; padding-top: var(--hg-space-6); }
    .milestone-card-year { font-size: 54px; }
    .milestone-card h3 { margin-bottom: 18px; font-size: 26px; }
    .milestone-list { gap: 10px; font-size: 15px; }
    .leaders-section, .awards-section { padding-top: 0; }
    .leaders-intro { width: calc(100% - 40px); margin-bottom: 34px; padding: 24px; border-radius: 26px; }
    .leaders-intro h2 { font-size: 28px; }
    .leaders-intro p { font-size: 16px; }
    .leader-grid { width: calc(100% - 40px); row-gap: var(--hg-space-10); }
    .awards-visual { min-height: 240px; border-radius: 26px; }
    .awards-visual > div { width: calc(100% - 24px); padding: 28px 24px; }
    .leader-grid { grid-template-columns: 1fr; }
    .leader-portrait { border-radius: 22px; }
    .award-row { grid-template-columns: 1fr; gap: 10px; padding: var(--hg-space-6) 0; }
    .award-list { font-size: 15px; }
    .site-footer { padding: var(--hg-space-14) var(--hg-space-5) var(--hg-space-6); }
    .footer-main { gap: var(--hg-space-10); }
    .footer-links { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
    .reveal { opacity: 1; transform: none; }
    .milestone-panel.is-entering .milestone-card { animation: none; }
}