:root {
  --ink: #10241e;
  --ink-soft: #315048;
  --muted: #66766f;
  --paper: #f6f5ef;
  --surface: rgba(255, 255, 252, .72);
  --surface-solid: #fffef9;
  --line: rgba(16, 36, 30, .12);
  --line-strong: rgba(16, 36, 30, .18);
  --green: #157052;
  --green-dark: #0d4737;
  --mint: #dcefe2;
  --sun: #edc76f;
  --shadow-sm: 0 10px 28px rgba(22, 51, 42, .07);
  --shadow: 0 24px 64px rgba(22, 51, 42, .13);
  --radius-sm: 14px;
  --radius: 24px;
  --ease: cubic-bezier(.2, .75, .25, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: ui-rounded, "SF Pro Rounded", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background:
    radial-gradient(circle at 4% 3%, rgba(193, 231, 209, .8), transparent 29rem),
    radial-gradient(circle at 94% 7%, rgba(245, 207, 126, .35), transparent 26rem),
    linear-gradient(135deg, #f8f7f2 0%, var(--paper) 52%, #f2f5ed 100%);
}
body::before { content: ""; position: fixed; z-index: -1; inset: 0; pointer-events: none; opacity: .5; background-image: radial-gradient(rgba(19, 71, 54, .11) .5px, transparent .5px); background-size: 5px 5px; mask-image: linear-gradient(to bottom, #000, transparent 66%); }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
img { max-width: 100%; }
:focus-visible { outline: 3px solid rgba(21, 112, 82, .55); outline-offset: 3px; }
::selection { color: #fff; background: var(--green); }
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: .18s ease both fade-out; }
::view-transition-new(root) { animation: .4s .04s var(--ease) both fade-up; }
@keyframes fade-out { to { opacity: 0; transform: translateY(-7px); } }
@keyframes fade-up { from { opacity: 0; transform: translateY(18px); } }
@keyframes enter { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes breathe { 50% { transform: scale(1.14); opacity: .72; } }
.wrap { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }
.topbar { position: sticky; top: 14px; z-index: 20; padding-top: 14px; }
.navbar { display: flex; align-items: center; justify-content: space-between; min-height: 64px; padding: 6px 8px 6px 20px; border: 1px solid rgba(255, 255, 255, .66); border-radius: 20px; background: rgba(255, 255, 252, .68); box-shadow: var(--shadow-sm); backdrop-filter: blur(18px) saturate(150%); -webkit-backdrop-filter: blur(18px) saturate(150%); }
.brand { flex: 0 0 auto; font-size: 1rem; font-weight: 900; letter-spacing: .065em; white-space: nowrap; }
.brand span { color: var(--green); letter-spacing: 0; }
.nav-links { display: flex; align-items: center; gap: 3px; }
.nav-link { position: relative; padding: 10px 12px; border-radius: 11px; color: var(--muted); font-size: .86rem; font-weight: 800; letter-spacing: .01em; transition: color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease); }
.nav-link::after { content: ""; position: absolute; right: 12px; bottom: 6px; left: 12px; height: 2px; border-radius: 2px; background: var(--green); transform: scaleX(0); transition: transform .2s var(--ease); }
.nav-link:hover { color: var(--green-dark); background: rgba(220, 239, 226, .7); transform: translateY(-1px); }
.nav-link.active { color: var(--green-dark); background: var(--mint); }
.nav-link.active::after { transform: scaleX(1); }
header { padding: clamp(68px, 10vw, 120px) 0 clamp(72px, 9vw, 108px); }
.hero { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(280px, .82fr); align-items: center; gap: clamp(42px, 9vw, 128px); animation: enter .7s var(--ease) both; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--green-dark); background: rgba(255,255,255,.46); font-size: .78rem; font-weight: 850; letter-spacing: .045em; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #36a57d; box-shadow: 0 0 0 5px rgba(54, 165, 125, .13); animation: breathe 2.4s ease-in-out infinite; }
h1 { max-width: 12ch; margin: 22px 0 18px; font-size: clamp(3.25rem, 7.2vw, 6.25rem); line-height: .94; letter-spacing: -.085em; text-wrap: balance; }
h1 em { display: block; color: var(--green); font-style: normal; letter-spacing: .025em; }
.intro { max-width: 580px; margin: 0; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.12rem); line-height: 1.9; text-wrap: pretty; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 47px; padding: 0 18px; border: 0; border-radius: var(--radius-sm); color: #fff; background: linear-gradient(135deg, #197b5c, var(--green-dark)); box-shadow: 0 12px 22px rgba(21,112,82,.2); font-size: .9rem; font-weight: 850; transition: transform .2s var(--ease), box-shadow .2s var(--ease), filter .2s var(--ease); }
.button:hover { transform: translateY(-2px); box-shadow: 0 16px 29px rgba(21,112,82,.27); filter: brightness(1.04); }
.button.ghost { color: var(--green-dark); background: rgba(255,255,255,.55); box-shadow: inset 0 0 0 1px var(--line); }
.button.ghost:hover { background: var(--mint); }
.portrait { position: relative; width: min(100%, 368px); aspect-ratio: 1; justify-self: end; overflow: hidden; border: 9px solid rgba(255,255,252,.77); border-radius: 46% 54% 48% 52% / 48% 43% 57% 52%; background: linear-gradient(135deg, #bde5cf, #f9df95); box-shadow: var(--shadow); }
.portrait::after { content: ""; position: absolute; inset: auto 8% 7%; height: 20%; border-radius: 50%; background: linear-gradient(transparent, rgba(11, 52, 40, .2)); filter: blur(14px); }
.portrait img { display: block; width: 100%; height: 100%; object-fit: cover; }
main { padding-bottom: 92px; }
.section-label { margin: 0 0 10px; color: var(--green); font-size: .74rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.25rem); line-height: 1.03; letter-spacing: -.065em; text-wrap: balance; }
.about { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(32px, 7vw, 90px); padding: 44px 0 0; border-top: 1px solid var(--line); animation: enter .7s .12s var(--ease) both; }
.about > div:last-child { padding: 4px 0 4px 24px; border-left: 2px solid rgba(21,112,82,.22); }
.about p { margin: 0; color: var(--muted); font-size: 1.03rem; line-height: 1.9; }
.chips { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 23px; }
.chip { padding: 8px 11px; border: 1px solid rgba(21,112,82,.08); border-radius: 999px; color: var(--green-dark); background: rgba(220,239,226,.75); font-size: .8rem; font-weight: 800; }
.page-header { max-width: 720px; padding: clamp(72px, 9vw, 112px) 0 52px; animation: enter .65s var(--ease) both; }
.page-header h1 { max-width: 100%; margin: 0 0 17px; font-size: clamp(3rem, 6.5vw, 5.5rem); }
.page-header p:not(.section-label) { margin: 0; color: var(--muted); font-size: 1.07rem; line-height: 1.85; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; animation: enter .7s .1s var(--ease) both; }
.service { position: relative; min-height: 278px; padding: 30px; overflow: hidden; border: 1px solid rgba(255,255,255,.7); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-sm); isolation: isolate; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease); }
.service::before { content: ""; position: absolute; z-index: -1; top: -60px; right: -55px; width: 150px; height: 150px; border-radius: 50%; background: radial-gradient(circle, rgba(220,239,226,.85), transparent 68%); transition: transform .35s var(--ease); }
.service:hover { border-color: rgba(21,112,82,.19); box-shadow: var(--shadow); transform: translateY(-6px); }
.service:hover::before { transform: scale(1.55); }
.service-no { color: var(--green); font-family: ui-monospace, monospace; font-size: .75rem; font-weight: 850; letter-spacing: .08em; }
.service h2 { margin: 32px 0 10px; font-size: 1.7rem; }
.service p { max-width: 365px; margin: 0; color: var(--muted); line-height: 1.75; }
.service-link { display: inline-flex; gap: 8px; align-items: center; margin-top: 23px; color: var(--green-dark); font-size: .88rem; font-weight: 900; }
.service-link::after { content: "↗"; font-size: 1.15rem; transition: transform .2s var(--ease); }.service:hover .service-link::after { transform: translate(3px,-3px); }
.service-mark { position: absolute; top: 23px; right: 24px; font-size: 2.8rem; filter: saturate(.8); opacity: .8; }
footer { padding: 26px 0 36px; border-top: 1px solid var(--line); color: var(--muted); font-size: .84rem; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; } footer b { color: var(--ink); }
@media (max-width: 760px) { .wrap { width: min(100% - 32px, 1120px); } .topbar { position: relative; top: auto; padding-top: 0; } .navbar { min-height: 58px; margin: 0 calc((100vw - 100%) / -2); padding: 5px 16px; border-top: 0; border-right: 0; border-left: 0; border-radius: 0 0 18px 18px; } .nav-links { max-width: calc(100vw - 130px); gap: 1px; overflow-x: auto; scrollbar-width: none; } .nav-links::-webkit-scrollbar { display: none; } .nav-link { padding: 9px 10px; font-size: .8rem; white-space: nowrap; } .nav-link::after { right: 10px; left: 10px; bottom: 5px; } header { padding: 58px 0 66px; } .hero, .about { grid-template-columns: 1fr; gap: 30px; } .portrait { width: min(280px, 78vw); justify-self: start; order: -1; border-width: 7px; } h1 { max-width: 10ch; font-size: clamp(3rem, 14vw, 4.7rem); } .about > div:last-child { padding: 0 0 0 18px; } .grid { grid-template-columns: 1fr; } .service { min-height: 235px; padding: 26px; } .page-header { padding: 58px 0 38px; } main { padding-bottom: 65px; } }
@media (max-width: 420px) { .wrap { width: min(100% - 28px, 1120px); } .brand { font-size: .9rem; letter-spacing: .03em; } .navbar { padding-inline: 14px; } .nav-links { max-width: calc(100vw - 128px); } .nav-link { padding-inline: 8px; } .service { padding: 22px; border-radius: 20px; } }
@media (prefers-reduced-motion: reduce) { *,*::before,*::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }