@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 400; src: url("./fonts/be-vietnam-pro-vietnamese-400.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 400; src: url("./fonts/be-vietnam-pro-latin-400.woff2") format("woff2"); }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 500; src: url("./fonts/be-vietnam-pro-vietnamese-500.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+01A0-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 500; src: url("./fonts/be-vietnam-pro-latin-500.woff2") format("woff2"); }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 600; src: url("./fonts/be-vietnam-pro-vietnamese-600.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+01A0-01B0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 600; src: url("./fonts/be-vietnam-pro-latin-600.woff2") format("woff2"); }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 700; src: url("./fonts/be-vietnam-pro-vietnamese-700.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+01A0-1EB0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 700; src: url("./fonts/be-vietnam-pro-latin-700.woff2") format("woff2"); }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 800; src: url("./fonts/be-vietnam-pro-vietnamese-800.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+01A0-1EB0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 800; src: url("./fonts/be-vietnam-pro-latin-800.woff2") format("woff2"); }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 900; src: url("./fonts/be-vietnam-pro-vietnamese-900.woff2") format("woff2"); unicode-range: U+0102-0103, U+0110-0111, U+01A0-1EB0, U+0300-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: "Be Vietnam Pro"; font-style: normal; font-display: swap; font-weight: 900; src: url("./fonts/be-vietnam-pro-latin-900.woff2") format("woff2"); }

:root {
  color-scheme: light;
  --brand-forest: #075a25;
  --brand-deep: #063d20;
  --brand-green: #087b37;
  --brand-bright: #00c831;
  --brand-mint: #dff5e6;
  --surface: #ffffff;
  --surface-soft: #f3faf5;
  --text: #1e2d25;
  --text-muted: #536659;
  --border: #cbe4d2;
  --success: #087b5a;
  --warning: #a53825;
  --shell: 76rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 0; margin: 0; color: var(--text); background: var(--surface); font-family: "Be Vietnam Pro", Arial, sans-serif; line-height: 1.6; }
button, input { font: inherit; }
img, svg { display: block; }
svg { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
a { color: inherit; }
.icon-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.shell { width: min(calc(100% - 3rem), var(--shell)); margin-inline: auto; }
.skip-link { position: fixed; top: .75rem; left: .75rem; z-index: 20; padding: .7rem 1rem; transform: translateY(-180%); border-radius: .5rem; background: white; color: var(--brand-deep); font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
:is(a, input, button):focus-visible { outline: 3px solid #f4ae32; outline-offset: 3px; }
.site-header { position: relative; z-index: 2; background: var(--brand-deep); color: white; }
.site-header::before { position: absolute; inset: 0 0 auto; height: 3px; background: var(--brand-bright); content: ""; }
.header-shell { display: flex; min-height: 5.4rem; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: 1.1rem; text-decoration: none; }
.brand img { width: 7.9rem; height: auto; }
.brand-divider { width: 1px; height: 2rem; background: #47785a; }
.brand-label { font-size: .8rem; font-weight: 700; letter-spacing: .03em; }
.system-status { display: flex; align-items: center; gap: .65rem; font-size: .78rem; font-weight: 600; }
.system-status__dot { width: .55rem; height: .55rem; flex: none; border-radius: 50%; background: #a5c9ad; box-shadow: 0 0 0 4px #ffffff1c; }
.system-status[data-state="ready"] .system-status__dot { background: #5de38b; }
.system-status[data-state="pending-approval"] .system-status__dot { background: #f4be5a; }
.system-status[data-state="data-error"] .system-status__dot { background: #ff866d; }
.hero { position: relative; overflow: hidden; background: linear-gradient(120deg, #fff 20%, #f1faf3 100%); }
.hero::before { position: absolute; inset: 0; opacity: .45; background-image: linear-gradient(#cfe8d5 1px, transparent 1px), linear-gradient(90deg, #cfe8d5 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, transparent 20%, #000 100%); content: ""; pointer-events: none; }
.hero-shell { position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(17rem, .75fr); align-items: center; gap: 4rem; min-height: 25rem; padding-block: 4.5rem 6rem; }
.eyebrow, .section-kicker, .result__eyebrow { font-size: .72rem; font-weight: 800; letter-spacing: .11em; }
.eyebrow { display: flex; align-items: center; gap: .65rem; margin: 0 0 1.25rem; color: var(--brand-forest); }
.eyebrow-line { width: 1.6rem; height: 2px; background: var(--brand-green); }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { max-width: 14ch; margin: 0; font-size: clamp(2.5rem, 4.7vw, 4.55rem); line-height: 1.12; font-weight: 800; letter-spacing: -.055em; }
h1 span { color: var(--brand-green); }
.hero-lead { max-width: 44rem; margin: 1.5rem 0 0; color: var(--text-muted); font-size: clamp(1rem, 1.35vw, 1.16rem); }
.hero-note { display: flex; align-items: center; gap: .65rem; margin-top: 1.7rem; color: var(--brand-forest); font-size: .85rem; font-weight: 600; }
.hero-note svg { width: 1.1rem; height: 1.1rem; flex: none; }
.hero-graphic { position: relative; display: grid; place-items: center; width: min(100%, 22rem); aspect-ratio: 1; justify-self: center; }
.hero-graphic__rings { position: absolute; inset: 8%; border: 1px solid #b1dcc0; border-radius: 50%; box-shadow: 0 0 0 2.7rem #e6f6eab3, 0 0 0 2.76rem #cce9d4; }
.hero-graphic__rings::before, .hero-graphic__rings::after { position: absolute; inset: 16%; border: 1px dashed #9acbad; border-radius: 50%; content: ""; }
.hero-graphic__rings::after { inset: 31%; border-style: solid; }
.hero-graphic__center { z-index: 1; display: grid; place-items: center; width: 6.5rem; height: 6.5rem; border: 1px solid #87bc99; border-radius: 1.4rem; background: white; color: var(--brand-forest); box-shadow: 0 1rem 2.2rem #0b5d2b20; transform: rotate(-8deg); }
.hero-graphic__center svg { width: 3rem; height: 3rem; transform: rotate(8deg); }
.hero-graphic__tag { position: absolute; z-index: 1; padding: .38rem .65rem; border: 1px solid var(--border); border-radius: .45rem; background: white; color: var(--brand-forest); font-size: .62rem; font-weight: 800; letter-spacing: .08em; box-shadow: 0 .5rem 1rem #0b5d2b12; }
.hero-graphic__tag--one { top: 9%; left: -3%; }
.hero-graphic__tag--two { right: -5%; top: 42%; }
.hero-graphic__tag--three { bottom: 8%; left: 4%; }
.check-section { position: relative; z-index: 1; margin-top: -2rem; }
.check-layout { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(0, .72fr); gap: 1.25rem; align-items: stretch; }
.checker-card, .result { min-width: 0; border: 1px solid var(--border); border-radius: 1.25rem; background: white; box-shadow: 0 1rem 2.5rem #0d4b2412; }
.checker-card { padding: clamp(1.5rem, 3vw, 2.25rem); }
.checker-heading { display: flex; align-items: center; gap: 1rem; }
.checker-heading__icon, .feature__icon { display: grid; place-items: center; flex: none; border-radius: .8rem; background: var(--brand-mint); color: var(--brand-forest); }
.checker-heading__icon { width: 3.1rem; height: 3.1rem; }
.checker-heading__icon svg { width: 1.5rem; height: 1.5rem; }
.section-kicker { margin: 0 0 .35rem; color: var(--brand-green); }
.checker-heading h2 { margin: 0; font-size: 1.55rem; line-height: 1.25; }
.checker-intro { margin: 1.1rem 0 1.5rem; color: var(--text-muted); font-size: .91rem; }
form label { display: block; margin-bottom: .55rem; font-size: .9rem; font-weight: 700; }
.input-row { display: flex; gap: .65rem; }
input { min-width: 0; min-height: 3.5rem; flex: 1; padding: .75rem 1rem; border: 1px solid #a7cdb3; border-radius: .65rem; background: white; color: var(--text); }
input::placeholder { color: #61766a; }
input[aria-invalid="true"] { border-color: var(--warning); }
input:disabled { background: #f2f6f3; color: var(--text-muted); cursor: not-allowed; }
button { display: inline-flex; min-height: 3.5rem; align-items: center; justify-content: center; gap: .6rem; padding: .75rem 1.2rem; border: 0; border-radius: .65rem; background: var(--brand-forest); color: white; font-weight: 700; cursor: pointer; transition: background .18s, transform .18s; }
button:hover:not(:disabled) { background: var(--brand-deep); transform: translateY(-1px); }
button:disabled { opacity: .58; cursor: not-allowed; }
button svg { width: 1.15rem; height: 1.15rem; }
.input-message, .trust-hint { margin: .6rem 0 0; color: var(--text-muted); font-size: .75rem; }
.input-message { overflow-wrap: anywhere; }
form:has(input[aria-invalid="true"]) .input-message { color: var(--warning); font-weight: 700; }
.trust-hint { margin-top: .25rem; }
.result { padding: clamp(1.5rem, 3vw, 2.25rem); background: var(--surface-soft); }
.result__head { display: flex; align-items: center; gap: .75rem; }
.result__icon { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; flex: none; border-radius: .7rem; background: #e4f2e8; color: var(--brand-forest); }
.result__icon svg { width: 1.5rem; height: 1.5rem; }
.result__eyebrow { color: var(--brand-forest); }
.result h2 { margin: 1.25rem 0 .7rem; font-size: clamp(1.2rem, 1.7vw, 1.55rem); line-height: 1.32; }
.result p { margin: 0; color: var(--text-muted); font-size: .87rem; }
.result__domain { display: grid; gap: .2rem; margin-top: 1.4rem; padding: .8rem 1rem; border: 1px solid #a9d8b8; border-radius: .65rem; background: white; }
.result__domain[hidden] { display: none; }
.result__domain span { color: var(--text-muted); font-size: .72rem; }
.result__domain strong { color: var(--text); font-size: .94rem; overflow-wrap: anywhere; }
.result[data-state="trusted"] { border-color: #95d1bb; background: #eefaf5; }
.result[data-state="trusted"] .result__icon { background: #cceee1; color: var(--success); }
.result[data-state="trusted"] .result__eyebrow { color: var(--success); }
.result[data-state="untrusted"], .result[data-state="invalid"], .result[data-state="data-error"] { border-color: #edc8bd; background: #fff7f4; }
.result[data-state="untrusted"] .result__icon, .result[data-state="invalid"] .result__icon, .result[data-state="data-error"] .result__icon { background: #fbe4dc; color: var(--warning); }
.result[data-state="untrusted"] .result__eyebrow, .result[data-state="invalid"] .result__eyebrow, .result[data-state="data-error"] .result__eyebrow { color: var(--warning); }
.result[data-state="pending-approval"] { border-color: #e6d3a9; background: #fffaf0; }
.result[data-state="pending-approval"] .result__icon { background: #f7ebce; color: #785312; }
.result[data-state="pending-approval"] .result__eyebrow { color: #785312; }
.result--animate { animation: result-enter .28s ease-out both; }
@keyframes result-enter { from { opacity: .62; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.section-space { padding-block: clamp(4rem, 7vw, 6.5rem); }
.section-title { margin: 0 0 1.8rem; font-size: clamp(1.8rem, 3vw, 2.65rem); line-height: 1.2; letter-spacing: -.035em; }
.features-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.feature { min-width: 0; padding: 1.45rem; border: 1px solid var(--border); border-radius: 1rem; background: white; }
.feature__icon { width: 2.8rem; height: 2.8rem; }
.feature__icon svg { width: 1.45rem; height: 1.45rem; }
.feature h3 { margin: 1.15rem 0 .5rem; font-size: 1rem; line-height: 1.35; }
.feature p, .steps p { margin: 0; color: var(--text-muted); font-size: .84rem; }
.process { background: var(--surface-soft); }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin: 0; padding: 0; list-style: none; }
.steps li { display: flex; gap: 1rem; padding: 1.3rem; border: 1px solid var(--border); border-radius: 1rem; background: white; }
.step-number { display: grid; place-items: center; width: 2.7rem; height: 2.7rem; flex: none; border-radius: .65rem; background: var(--brand-mint); color: var(--brand-forest); font-size: .78rem; font-weight: 800; }
.steps h3 { margin: .1rem 0 .35rem; font-size: 1rem; }
.safety-panel { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 2rem; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--border); border-radius: 1.25rem; background: #f8fcf9; }
.safety-panel .section-title { margin-bottom: 0; }
.safety-panel ul { display: grid; gap: .9rem; margin: 0; padding-left: 1.25rem; color: var(--text-muted); font-size: .9rem; }
.safety-panel li::marker { color: var(--brand-green); }
.site-footer { background: var(--brand-deep); color: white; }
.footer-shell { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding-block: 2.3rem; }
.footer-shell img { width: 7.4rem; height: auto; }
.footer-shell p { margin: .55rem 0 0; color: #d2e9d8; font-size: .79rem; }
.footer-shell > p { max-width: 37rem; margin: 0; }
.error-page { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; background: var(--surface-soft); }
.error-card { width: min(100%, 34rem); padding: 2rem; border: 1px solid var(--border); border-radius: 1.25rem; background: white; }
.error-card img { padding: .4rem; border-radius: .4rem; background: var(--brand-deep); }
.error-card h1 { font-size: 2rem; }
.error-card a { display: inline-flex; min-height: 44px; align-items: center; margin-top: 1rem; color: var(--brand-forest); font-weight: 700; }
@media (max-width: 1024px) {
  .hero-shell { gap: 2rem; }
  .features-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .check-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .hero-shell { grid-template-columns: 1fr; padding-block: 3.5rem 5rem; }
  .hero-graphic { display: none; }
  h1 { max-width: 17ch; }
  .steps { grid-template-columns: 1fr; }
  .safety-panel { grid-template-columns: 1fr; }
  .footer-shell { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 480px) {
  .shell { width: min(calc(100% - 2rem), var(--shell)); }
  .header-shell { min-height: 4.8rem; gap: .7rem; }
  .brand { gap: .6rem; }
  .brand img { width: 5.7rem; }
  .brand-divider { height: 1.4rem; }
  .brand-label { max-width: 5rem; font-size: .63rem; line-height: 1.25; }
  .system-status { max-width: 8.5rem; font-size: .67rem; line-height: 1.2; }
  .hero-shell { padding-block: 3rem 4.5rem; }
  .input-row { flex-direction: column; }
  .input-row button { width: 100%; }
  .features-grid { grid-template-columns: 1fr; }
  .checker-card, .result { padding: 1.25rem; }
}
@media (max-width: 350px) {
  .brand-divider, .brand-label { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* NK88 验证结果顶部标签字体放大 */
#result-eyebrow {
  font-size: 17px !important;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.02em;
}


/* NK88 Telegram 频道入口 */
.telegram-channel {
  margin: 16px 0;
  font-size: 15px;
  line-height: 1.7;
  color: #475569;
}

.telegram-channel[hidden] {
  display: none !important;
}

.telegram-channel a {
  display: block;
  width: fit-content;
  margin-top: 3px;
  color: #0875c9;
  font-size: 15px;
  font-weight: 700;
  text-decoration: underline;
}