@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+01A0-01B0, 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: 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+01A0-01B0, 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: 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+01A0-01B0, 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: 900; src: url("./fonts/be-vietnam-pro-latin-900.woff2") format("woff2"); }

:root {
  color-scheme: light;
  --brand-orange: #d97400;
  --brand-orange-deep: #a64e00;
  --brand-apricot: #fff0dd;
  --accent-coral: #d65b42;
  --charcoal: #252528;
  --surface: #ffffff;
  --surface-warm: #fffbf5;
  --text: #292b2e;
  --text-muted: #64676c;
  --border: #ead9c7;
  --success: #087b60;
  --warning: #b84935;
  --shell: 76rem;
  --radius: 1.25rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 0; margin: 0; color: var(--text); background: var(--surface-warm); font-family: "Be Vietnam Pro", Arial, sans-serif; font-size: 1rem; line-height: 1.6; }
h1, h2, h3, p { margin-top: 0; }
img, svg { display: block; }
svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.shell { width: min(calc(100% - 3rem), var(--shell)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 100; top: .75rem; left: .75rem; transform: translateY(-170%); padding: .7rem 1rem; border-radius: .5rem; color: var(--charcoal); background: #fff; font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid #f58c1f; outline-offset: 3px; }
.site-header { position: relative; z-index: 2; border-bottom: 3px solid var(--brand-orange); color: #fff; background: var(--charcoal); }
.header-shell { display: flex; min-height: 5.5rem; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; min-width: 0; align-items: center; gap: 1rem; color: #fff; text-decoration: none; }
.brand img { width: 9rem; height: auto; }
.brand__divider { width: 1px; height: 2rem; background: #717175; }
.brand__label { font-size: .8rem; font-weight: 700; letter-spacing: .02em; }
.system-status { display: flex; align-items: center; gap: .65rem; color: #eee5db; font-size: .81rem; font-weight: 600; }
.system-status__dot { width: .56rem; height: .56rem; flex: 0 0 auto; border-radius: 50%; background: #a9a9ac; box-shadow: 0 0 0 .25rem #ffffff1c; }
.system-status[data-state="ready"] .system-status__dot { background: #33c49b; }
.system-status[data-state="pending"] .system-status__dot { background: #ffbb6f; }
.system-status[data-state="error"] .system-status__dot { background: #ff806f; }

.hero { position: relative; overflow: hidden; padding: clamp(3rem, 5vw, 5rem) 0 clamp(4rem, 6vw, 6rem); background: radial-gradient(circle at 90% 0, #ffead1 0, transparent 32rem), linear-gradient(180deg, #fffbf5 0%, #fff5e7 100%); }
.hero::before { position: absolute; top: -12rem; right: -6rem; width: 42rem; height: 42rem; border: 1px solid #efcba6; border-radius: 50%; box-shadow: 0 0 0 4rem #f8e8d338, 0 0 0 8rem #f7e3c72e; content: ""; pointer-events: none; }
.hero::after { position: absolute; right: 4%; bottom: 4rem; width: 36%; height: 1px; transform: rotate(-28deg); background: linear-gradient(90deg, transparent, #d9740055, transparent); content: ""; pointer-events: none; }
.hero .shell { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: clamp(2rem, 4vw, 4rem); }
.hero-copy { min-width: 0; }
.eyebrow, .section-kicker, .result__eyebrow { font-size: .75rem; font-weight: 800; letter-spacing: .13em; }
.eyebrow { display: flex; align-items: center; gap: .7rem; margin-bottom: 1rem; color: var(--brand-orange-deep); }
.eyebrow__line { display: block; width: 1.7rem; height: 2px; background: var(--brand-orange); }
h1 { max-width: 52rem; margin-bottom: 1.3rem; font-size: clamp(2.35rem, 4vw, 4rem); font-weight: 800; line-height: 1.12; letter-spacing: -.045em; }
h1 span { color: var(--brand-orange-deep); }
.hero-copy__lead { max-width: 47rem; margin-bottom: 1.4rem; color: #4c5054; font-size: clamp(1rem, 1.5vw, 1.18rem); }
.hero-points { display: flex; flex-wrap: wrap; gap: .65rem 1.5rem; margin: 0; padding: 0; list-style: none; }
.hero-points li { display: flex; align-items: center; gap: .45rem; font-size: .83rem; font-weight: 700; }
.hero-points svg { width: 1.05rem; height: 1.05rem; color: var(--brand-orange-deep); }
.checker-card { width: 100%; min-width: 0; padding: clamp(1.25rem, 3vw, 2.25rem); border: 1px solid #e9d1b6; border-radius: var(--radius); background: var(--surface); box-shadow: 0 1.2rem 3.5rem #683b171e, 0 2px 8px #683b170a; }
.checker-card__top { display: flex; justify-content: space-between; gap: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border); }
.section-kicker { margin-bottom: .5rem; color: var(--brand-orange-deep); }
.checker-card__top h2 { margin-bottom: .25rem; font-size: clamp(1.45rem, 2.5vw, 1.85rem); letter-spacing: -.025em; }
.checker-card__top p:last-child { margin-bottom: 0; color: var(--text-muted); font-size: .92rem; }
.checker-card__mark { display: grid; width: 3.4rem; height: 3.4rem; flex: 0 0 auto; place-items: center; border: 1px solid #f4ceaa; border-radius: 1rem; color: var(--brand-orange-deep); background: var(--brand-apricot); }
.checker-card__mark svg { width: 1.7rem; height: 1.7rem; }
form { padding-top: 1.5rem; }
label { display: block; margin-bottom: .75rem; font-size: .94rem; font-weight: 700; }
.verification-controls { display: grid; grid-template-columns: minmax(0, 1fr); gap: .75rem; }
.input-wrap { position: relative; min-width: 0; }
.input-wrap svg { position: absolute; top: 50%; left: 1rem; transform: translateY(-50%); color: #797b7e; }
input { width: 100%; min-height: 3.5rem; padding: .7rem 1rem .7rem 3rem; border: 1px solid #c9c5c0; border-radius: .7rem; color: var(--text); background: #fff; font: inherit; }
input::placeholder { color: #77797b; }
input[aria-invalid="true"] { border-color: var(--warning); box-shadow: 0 0 0 2px #b8493526; }
button { display: inline-flex; width: 100%; min-height: 3.5rem; align-items: center; justify-content: center; gap: .8rem; padding: .75rem 1.45rem; border: 1px solid var(--brand-orange-deep); border-radius: .7rem; color: #fff; background: var(--brand-orange-deep); font: inherit; font-weight: 800; cursor: pointer; transition: background 160ms ease, transform 160ms ease; }
button:hover:not(:disabled) { background: #863e00; transform: translateY(-1px); }
button svg { width: 1.1rem; height: 1.1rem; }
button:disabled, input:disabled { cursor: not-allowed; opacity: .58; }
.form-support { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .35rem 1rem; margin-top: .7rem; }
.form-support p { margin: 0; color: var(--text-muted); font-size: .76rem; }
.form-support [data-error="true"] { color: #a42e1d; font-weight: 700; }
#trust-hint { display: flex; align-items: center; gap: .35rem; }
#trust-hint svg { width: .9rem; height: .9rem; }

.result { display: flex; min-width: 0; gap: 1rem; margin-top: 1.5rem; padding: 1.25rem 1.35rem; border: 1px solid #e8e0d8; border-left: 4px solid #a5a5a5; border-radius: .8rem; color: var(--text); background: #f9f8f6; }
.result__icon { display: grid; width: 2.6rem; height: 2.6rem; flex: 0 0 auto; place-items: center; border-radius: .7rem; color: #5c5d61; background: #ecebea; }
.result__icon svg { width: 1.3rem; height: 1.3rem; }
.result__content { min-width: 0; }
.result__eyebrow { margin-bottom: .2rem; color: #5d5d60; font-size: .68rem; }
.result h3 { margin-bottom: .25rem; font-size: 1.04rem; line-height: 1.4; }
.result__content > p:not(.result__eyebrow) { margin-bottom: 0; color: #515459; font-size: .84rem; }
.result__domain { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem .8rem; margin-top: .85rem; }
.result__domain[hidden], .result__note[hidden] { display: none; }
.result__domain span { color: var(--text-muted); font-size: .76rem; font-weight: 700; }
.result__hostname { max-width: 100%; padding: .3rem .55rem; overflow-wrap: anywhere; border-radius: .35rem; color: inherit; background: #fff; font-size: .8rem; }
.result__note { margin-top: .6rem; }
.result[data-state="loading"], .result[data-state="validating"] { border-left-color: var(--brand-orange); background: #fff8ee; }
.result[data-state="ready"] { border-left-color: #87908e; }
.result[data-state="trusted"] { border-color: #b5dfd2; border-left-color: var(--success); background: #effaf6; }
.result[data-state="trusted"] .result__icon { color: #086d55; background: #d4f1e6; }
.result[data-state="trusted"] .result__eyebrow, .result[data-state="trusted"] h3 { color: #086d55; }
.result[data-state="untrusted"], .result[data-state="invalid"] { border-color: #f0c2b6; border-left-color: var(--warning); background: #fff5f0; }
.result[data-state="untrusted"] .result__icon, .result[data-state="invalid"] .result__icon { color: #a73622; background: #ffe3d9; }
.result[data-state="untrusted"] .result__eyebrow, .result[data-state="invalid"] .result__eyebrow, .result[data-state="untrusted"] h3, .result[data-state="invalid"] h3 { color: #96351f; }
.result[data-state="pending-approval"] { border-color: #efd6ad; border-left-color: var(--brand-orange-deep); background: #fff9ee; }
.result[data-state="pending-approval"] .result__icon { color: var(--brand-orange-deep); background: #ffe9c7; }
.result[data-state="data-error"] { border-color: #eac5c0; border-left-color: #a6362c; background: #fff2f1; }
.result[data-state="data-error"] .result__icon { color: #a6362c; background: #ffe0de; }
.result--animate-trusted { animation: trusted-card-enter 420ms ease-out both; }
.result--animate-warning { animation: warning-card-enter 360ms ease-out both; }

.principles { padding: clamp(4rem, 7vw, 6rem) 0; background: #fff; }
.section-heading { max-width: 40rem; margin-bottom: 2rem; }
.section-heading h2 { margin-bottom: .55rem; font-size: clamp(1.8rem, 3vw, 2.65rem); line-height: 1.2; letter-spacing: -.035em; }
.section-heading > p:last-child { margin-bottom: 0; color: var(--text-muted); }
.principle-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.principle { position: relative; min-width: 0; padding: 1.5rem; border: 1px solid #ede3d7; border-radius: var(--radius); background: #fffcf8; }
.principle__number { display: block; margin-bottom: 1.2rem; color: var(--brand-orange-deep); font-size: .76rem; font-weight: 800; letter-spacing: .1em; }
.principle svg { width: 1.5rem; height: 1.5rem; margin-bottom: 1.2rem; color: var(--brand-orange-deep); }
.principle h3 { margin-bottom: .45rem; font-size: 1.01rem; line-height: 1.4; }
.principle p { margin-bottom: 0; color: var(--text-muted); font-size: .82rem; }
.process { padding: clamp(4rem, 7vw, 6rem) 0; background: #f8efe3; }
.process-shell { display: grid; grid-template-columns: 17rem minmax(0, 1fr); gap: 3rem; }
.steps-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin: 0; padding: 0; list-style: none; }
.steps-grid li { min-width: 0; padding: 1.4rem; border: 1px solid #e8d5c1; border-radius: var(--radius); background: #fffaf4; }
.step-number { display: grid; width: 2.6rem; height: 2.6rem; place-items: center; margin-bottom: 1.4rem; border-radius: 50%; color: #fff; background: var(--brand-orange-deep); font-size: .76rem; font-weight: 800; }
.steps-grid h3 { margin-bottom: .35rem; font-size: 1rem; }
.steps-grid p { margin: 0; color: var(--text-muted); font-size: .82rem; }
.safety { padding: 3.5rem 0; background: #fff; }
.safety-shell { display: flex; align-items: flex-start; gap: 1.25rem; padding: 2rem; border: 1px solid #efdbc5; border-radius: var(--radius); background: #fff9f0; }
.safety__icon { display: grid; width: 3rem; height: 3rem; flex: 0 0 auto; place-items: center; border-radius: .8rem; color: var(--brand-orange-deep); background: #ffe8ca; }
.safety__icon svg { width: 1.6rem; height: 1.6rem; }
.safety h2 { margin-bottom: .5rem; font-size: clamp(1.4rem, 2.4vw, 2rem); }
.safety p:last-child { max-width: 55rem; margin: 0; color: #535155; font-size: .92rem; }
.site-footer { padding: 2.6rem 0; border-top: 3px solid var(--brand-orange); color: #eee6dc; background: var(--charcoal); }
.footer-shell { display: flex; justify-content: space-between; align-items: end; gap: 2rem; }
.footer-shell img { width: 8.5rem; height: auto; }
.footer-shell p { max-width: 37rem; margin: .6rem 0 0; color: #d1ccc6; font-size: .78rem; }
.error-page { display: grid; min-height: 100vh; place-items: center; padding: 1rem; background: #fff5e9; }
.error-card { width: min(100%, 34rem); padding: 2rem; border: 1px solid var(--border); border-radius: var(--radius); background: #fff; box-shadow: 0 1rem 3rem #683b171b; text-align: center; }
.error-card img { width: 9rem; height: auto; margin: 0 auto 1.5rem; }
.error-card h1 { font-size: clamp(2rem, 8vw, 3rem); }
.error-card p:not(.section-kicker) { color: var(--text-muted); }
.error-card a { display: inline-flex; min-height: 2.75rem; align-items: center; margin-top: .5rem; padding: .5rem 1rem; border-radius: .6rem; color: #fff; background: var(--brand-orange-deep); font-weight: 700; text-decoration: none; }
@keyframes trusted-card-enter { from { opacity: .55; transform: translateY(.4rem); } to { opacity: 1; transform: none; } }
@keyframes warning-card-enter { from { opacity: .55; transform: translateY(.3rem); } to { opacity: 1; transform: none; } }
@media (max-width: 1024px) { .principle-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .process-shell { grid-template-columns: 1fr; gap: 0; } }
@media (max-width: 960px) { .hero .shell { grid-template-columns: minmax(0, 1fr); gap: 2.4rem; } .hero-copy { max-width: 46rem; } .checker-card { max-width: 46rem; } .verification-controls { grid-template-columns: minmax(0, 1fr) auto; } button { width: auto; } }
@media (max-width: 768px) { .shell { width: min(calc(100% - 2rem), var(--shell)); } .verification-controls { grid-template-columns: 1fr; } button { width: 100%; } .steps-grid { grid-template-columns: 1fr; } .steps-grid li { display: flex; align-items: flex-start; gap: 1rem; } .step-number { flex: 0 0 auto; margin-bottom: 0; } .footer-shell { align-items: flex-start; flex-direction: column; } }
@media (max-width: 480px) { .shell { width: min(calc(100% - 1.5rem), var(--shell)); } .header-shell { min-height: 4.6rem; gap: .7rem; } .brand { gap: .55rem; } .brand img { width: 6.8rem; } .brand__divider { height: 1.5rem; } .brand__label { max-width: 5.4rem; font-size: .62rem; line-height: 1.2; } .system-status { max-width: 8rem; font-size: .63rem; line-height: 1.3; } .hero { padding-top: 2.3rem; } h1 { font-size: clamp(2.1rem, 10vw, 2.8rem); } .hero-points { gap: .35rem .9rem; } .hero-points li { font-size: .72rem; } .checker-card { padding: 1.1rem; } .checker-card__mark { width: 2.6rem; height: 2.6rem; } .checker-card__mark svg { width: 1.35rem; height: 1.35rem; } .result { padding: 1rem; gap: .7rem; } .result__icon { width: 2.2rem; height: 2.2rem; } .principle-grid { grid-template-columns: 1fr; } .safety-shell { padding: 1.3rem; gap: .8rem; } .safety__icon { width: 2.4rem; height: 2.4rem; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }


/* KKWIN：绿色和红色验证提示统一放大 */
#verification-result #result-eyebrow {
  font-size: 22px !important;
  font-weight: 800 !important;
  letter-spacing: 0.03em !important;
  line-height: 1.5 !important;
}