@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:400;font-display:swap;src:url("./fonts/be-vietnam-pro-vietnamese-400.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-weight:400;font-display:swap;src:url("./fonts/be-vietnam-pro-latin-400.woff2") format("woff2")}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:500;font-display:swap;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-weight:500;font-display:swap;src:url("./fonts/be-vietnam-pro-latin-500.woff2") format("woff2")}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:600;font-display:swap;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-weight:600;font-display:swap;src:url("./fonts/be-vietnam-pro-latin-600.woff2") format("woff2")}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:700;font-display:swap;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-weight:700;font-display:swap;src:url("./fonts/be-vietnam-pro-latin-700.woff2") format("woff2")}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:800;font-display:swap;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-weight:800;font-display:swap;src:url("./fonts/be-vietnam-pro-latin-800.woff2") format("woff2")}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:900;font-display:swap;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-weight:900;font-display:swap;src:url("./fonts/be-vietnam-pro-latin-900.woff2") format("woff2")}

:root {
  --brand-red: #c91d29;
  --brand-red-deep: #951721;
  --brand-red-soft: #fff0f1;
  --surface: #ffffff;
  --surface-muted: #faf8f7;
  --ink: #232328;
  --ink-muted: #5e626b;
  --border: #e8d9dc;
  --success: #087a60;
  --warning: #a83e30;
  --shell: 75rem;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 0; margin: 0; color: var(--ink); background: var(--surface); font-family:"Be Vietnam Pro", Arial, sans-serif; line-height: 1.6; }
button, input { font: inherit; }
button { cursor: pointer; }
img, svg { display: block; }
svg { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
h1, h2, h3, p { margin-top: 0; }
.shell { width: min(calc(100% - 3rem), var(--shell)); margin-inline: auto; }

.skip-link { position: fixed; top: .75rem; left: .75rem; z-index: 20; min-height: 44px; padding: .7rem 1rem; transform: translateY(-180%); border-radius: .55rem; color: #fff; background: var(--brand-red-deep); font-weight: 700; }
.skip-link:focus { transform: none; }
.site-header { position: relative; z-index: 2; border-bottom: 3px solid var(--brand-red); color: #fff; background: #241d22; }
.header-shell { display: flex; min-height: 5.9rem; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; min-width: 0; align-items: center; gap: 1.2rem; color: inherit; text-decoration: none; }
.brand img { width: 11.4rem; height: auto; flex: none; }
.brand__divider { width: 1px; height: 2rem; background: #75676c; }
.brand__label { max-width: 9rem; color: #f5e6e7; font-size: .71rem; font-weight: 700; letter-spacing: .11em; line-height: 1.5; text-transform: uppercase; }
.system-status { display: flex; max-width: 20rem; min-height: 2.4rem; align-items: center; gap: .7rem; padding: .45rem .8rem; border: 1px solid #ffffff26; border-radius: 999px; color: #f4e8ea; background: #ffffff0b; font-size: .73rem; font-weight: 600; line-height: 1.3; }
.system-status__dot { width: .55rem; height: .55rem; flex: none; border-radius: 50%; background: #eebc69; box-shadow: 0 0 0 4px #eebc6925; }
.system-status[data-state="ready"] .system-status__dot { background: #43cda4; box-shadow: 0 0 0 4px #43cda425; }
.system-status[data-state="error"] .system-status__dot { background: #ff867f; box-shadow: 0 0 0 4px #ff867f25; }

.hero { position: relative; isolation: isolate; overflow: hidden; padding: clamp(4rem, 7vw, 6rem) 0; background: radial-gradient(circle at 88% 28%, #fbe7e7 0, transparent 32rem), linear-gradient(120deg, #fff 0%, #fbf9f8 75%); }
.hero::before { position: absolute; z-index: -1; top: 0; right: -9rem; width: min(50vw, 45rem); height: 100%; border-left: 1px solid #eeced1; background: linear-gradient(145deg, #fff9f9, #f8e9e9); transform: skewX(-12deg); content: ""; }
.hero::after { position: absolute; z-index: -1; right: 3%; bottom: 8%; width: 12rem; height: 12rem; opacity: .35; background-image: radial-gradient(#cb4d56 1px, transparent 1px); background-size: 15px 15px; content: ""; }
.hero-shell { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); align-items: center; gap: clamp(2.5rem, 5vw, 5.5rem); }
.hero-copy, .checker-card { min-width: 0; }
.eyebrow, .section-kicker, .result__eyebrow { color: var(--brand-red-deep); font-size: .69rem; font-weight: 800; letter-spacing: .13em; }
.eyebrow { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.25rem; }
.eyebrow__line { display: block; width: 1.8rem; height: 3px; flex: none; background: var(--brand-red); }
h1 { max-width: 40rem; margin-bottom: 1.4rem; font-size: clamp(2.75rem, 4.35vw, 4rem); font-weight: 800; line-height: 1.15; letter-spacing: -.055em; }
h1 span { color: var(--brand-red); }
.hero-copy__lead { max-width: 33rem; margin-bottom: 2rem; color: var(--ink-muted); font-size: 1.03rem; line-height: 1.8; }
.hero-proof { display: flex; max-width: 29rem; align-items: center; gap: .9rem; padding: 1rem 0; border-top: 1px solid #e8d9dc; border-bottom: 1px solid #e8d9dc; }
.hero-proof__icon { display: grid; width: 2.9rem; height: 2.9rem; flex: none; place-items: center; border-radius: 50%; color: var(--brand-red-deep); background: #fbe5e7; }
.hero-proof__icon svg { width: 1.45rem; }
.hero-proof p { margin: 0; color: var(--ink-muted); font-size: .8rem; line-height: 1.55; }
.hero-proof strong { color: var(--ink); font-size: .86rem; }

.checker-card { position: relative; overflow: hidden; padding: clamp(1.5rem, 3vw, 2.25rem); border: 1px solid #e8d4d7; border-radius: 1.5rem; background: #fff; box-shadow: 0 24px 55px #54262c20, 0 3px 10px #54262c09; }
.checker-card::before { position: absolute; inset: 0 0 auto; height: 4px; background: linear-gradient(90deg, var(--brand-red) 0 48%, #f2c8cc 48% 100%); content: ""; }
.checker-card__top { display: flex; align-items: center; gap: 1rem; }
.checker-card__icon { display: grid; width: 3.2rem; height: 3.2rem; flex: none; place-items: center; border-radius: .95rem; color: #fff; background: var(--brand-red-deep); }
.checker-card__icon svg { width: 1.5rem; }
.checker-card .section-kicker { margin-bottom: .15rem; }
.checker-card h2 { margin: 0; font-size: 1.35rem; letter-spacing: -.03em; line-height: 1.2; }
.checker-card__intro { margin: 1.25rem 0 1.45rem; color: var(--ink-muted); font-size: .85rem; }
label { display: block; margin-bottom: .55rem; color: #333039; font-size: .83rem; font-weight: 700; }
.input-wrap { position: relative; }
.input-wrap svg { position: absolute; top: 50%; left: 1rem; width: 1.15rem; transform: translateY(-50%); color: #77777e; }
input { width: 100%; min-height: 3.5rem; padding: .75rem 1rem .75rem 2.8rem; border: 1px solid #cfcbd0; border-radius: .75rem; outline: none; color: var(--ink); background: #fdfcfc; font-size: .9rem; }
input::placeholder { color: #606873; opacity: 1; }
input:focus-visible, button:focus-visible, .error-card a:focus-visible, .brand:focus-visible { outline: 3px solid #f49d56; outline-offset: 3px; }
input:focus-visible { border-color: var(--brand-red-deep); background: #fff; }
input[aria-invalid="true"] { border-color: var(--warning); background: #fff8f7; }
.input-message { min-height: 1.3rem; margin: .45rem 0 1.05rem; color: var(--ink-muted); font-size: .75rem; }
.input-message[data-error="true"] { color: var(--warning); }
button { display: flex; width: 100%; min-height: 3.5rem; align-items: center; justify-content: center; gap: .75rem; padding: .75rem 1rem; border: 0; border-radius: .75rem; color: #fff; background: var(--brand-red-deep); box-shadow: 0 8px 17px #95172127; font-size: .9rem; font-weight: 800; transition: background 160ms ease, transform 160ms ease, box-shadow 160ms ease; }
button:hover:not(:disabled) { transform: translateY(-2px); background: #751019; box-shadow: 0 11px 20px #75101933; }
button:disabled { cursor: not-allowed; color: #fff; background: #845158; box-shadow: none; }
button svg { width: 1.1rem; }
.trust-hint { display: flex; align-items: center; gap: .45rem; margin: .85rem 0 1.3rem; color: var(--ink-muted); font-size: .74rem; }
.trust-hint svg { width: .95rem; flex: none; }

.result { display: flex; min-width: 0; gap: .85rem; padding: 1.1rem; border: 1px solid #dcdde2; border-radius: .95rem; color: var(--ink); background: #f8f8fa; }
.result__icon { display: grid; width: 2.35rem; height: 2.35rem; flex: none; place-items: center; border-radius: .7rem; color: #545b65; background: #e8eaed; font-size: 1.15rem; font-weight: 800; }
.result__content { min-width: 0; }
.result__eyebrow { margin: 0 0 .18rem; color: #595e67; font-size: .63rem; }
.result h3 { margin: 0 0 .3rem; font-size: .92rem; line-height: 1.4; }
.result__content > p:not(.result__eyebrow) { margin: 0; color: #575d66; font-size: .8rem; }
.result__domain { margin-top: .75rem; padding: .65rem .75rem; border: 1px solid currentColor; border-radius: .55rem; background: #ffffffcc; }
.result__domain[hidden], .result__note[hidden] { display: none; }
.result__domain span { display: block; color: var(--ink-muted); font-size: .65rem; }
.result__hostname { display: block; overflow-wrap:anywhere; color: inherit; font-family: inherit; font-size: .85rem; font-weight: 700; }
.result__note { margin-top: .65rem !important; padding-top: .55rem; border-top: 1px solid currentColor; }
.result[data-state="trusted"] { border-color: #a6dccc; color: #075e49; background: #eaf8f3; }
.result[data-state="trusted"] .result__icon { color: #fff; background: var(--success); }
.result[data-state="trusted"] .result__eyebrow { color: #075e49; }
.result[data-state="untrusted"], .result[data-state="invalid"] { border-color: #e9c1b8; color: #8d3325; background: #fff4f1; }
.result[data-state="untrusted"] .result__icon, .result[data-state="invalid"] .result__icon { color: #fff; background: var(--warning); }
.result[data-state="untrusted"] .result__eyebrow, .result[data-state="invalid"] .result__eyebrow { color: #8d3325; }
.result[data-state="pending-data"] { border-color: #e8d3a9; color: #5d4824; background: #fff9ec; }
.result[data-state="pending-data"] .result__icon { color: #674e1f; background: #f6e4b9; }
.result[data-state="pending-data"] .result__eyebrow { color: #76551d; }
.result[data-state="data-error"] { border-color: #eac2c2; color: #7b2529; background: #fff0f0; }
.result[data-state="data-error"] .result__icon { color: #fff; background: var(--warning); }
.result[data-state="loading"] .result__icon, .result[data-state="validating"] .result__icon { animation: pulse 800ms ease-in-out infinite alternate; }
.result--animate-trusted { animation: trusted-card-enter 420ms ease-out; }
.result--animate-warning { animation: warning-card-enter 420ms ease-out; }

.principles { padding: clamp(4rem, 7vw, 6rem) 0; background: #fff; }
.section-heading { max-width: 42rem; margin-bottom: 2rem; }
.section-heading .section-kicker { margin-bottom: .65rem; }
.section-heading h2, .safety h2 { margin-bottom: .7rem; font-size: clamp(1.85rem, 3.25vw, 2.75rem); line-height: 1.22; letter-spacing: -.045em; }
.section-heading > p:last-child { margin: 0; color: var(--ink-muted); font-size: .94rem; }
.principles-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.principle { position: relative; min-width: 0; min-height: 15rem; padding: 1.55rem; border: 1px solid #ebe4e5; border-radius: 1.15rem; background: #fff; box-shadow: 0 10px 25px #3823270b; }
.principle::before { position: absolute; top: 0; left: 1.55rem; width: 3.2rem; height: 3px; background: var(--brand-red); content: ""; }
.principle__icon { display: grid; width: 3rem; height: 3rem; place-items: center; margin-bottom: 1.45rem; border-radius: .85rem; color: var(--brand-red-deep); background: var(--brand-red-soft); }
.principle__icon svg { width: 1.35rem; }
.principle h3 { margin-bottom: .5rem; font-size: .96rem; line-height: 1.45; }
.principle p { margin: 0; color: var(--ink-muted); font-size: .84rem; }

.process { position: relative; isolation: isolate; overflow: hidden; padding: clamp(4rem, 7vw, 6rem) 0; color: #fff; background: #252126; }
.process::before { position: absolute; z-index: -1; top: -17rem; right: -13rem; width: 40rem; height: 40rem; border: 1px solid #804a50; border-radius: 50%; box-shadow: 0 0 0 4rem #ffffff05, 0 0 0 8rem #ffffff03; content: ""; }
.process .section-heading { margin-bottom: 2.3rem; }
.process .section-kicker { color: #f5b9bb; }
.process .section-heading h2 { color: #fff; }
.steps-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; margin: 0; padding: 0; list-style: none; }
.steps-grid li { position: relative; min-width: 0; min-height: 12.5rem; padding: 1.45rem; border: 1px solid #ffffff2b; border-radius: 1.1rem; background: #ffffff0b; }
.steps-grid li:not(:last-child)::after { position: absolute; z-index: 1; top: 50%; right: -1.2rem; color: #f3b6b7; content: "→"; font-size: 1.5rem; font-weight: 700; transform: translateY(-50%); }
.step-number { display: block; margin-bottom: .85rem; color: #f4b6ba; font-size: 2rem; font-weight: 800; line-height: 1; letter-spacing: -.06em; }
.steps-grid h3 { margin-bottom: .4rem; color: #fff; font-size: 1rem; }
.steps-grid p { margin: 0; color: #d9d1d5; font-size: .84rem; }

.safety { padding: clamp(4rem, 7vw, 6rem) 0; background: #fff; }
.safety-shell { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 3rem; padding: clamp(2rem, 4vw, 3.25rem); border: 1px solid #ead1d4; border-left: 5px solid var(--brand-red); border-radius: 1.25rem; background: linear-gradient(115deg, #fff5f4, #fffafa); }
.safety .section-kicker { margin-bottom: .6rem; }
.safety h2 { margin-bottom: 0; }
.safety ul { margin: 0; padding: 0; list-style: none; }
.safety li { position: relative; padding: .65rem 0 .65rem 1.5rem; border-bottom: 1px solid #eadbdb; color: #4e5058; font-size: .85rem; }
.safety li:last-child { border-bottom: 0; }
.safety li::before { position: absolute; top: 1.22rem; left: 0; width: .5rem; height: .5rem; border-radius: 50%; background: var(--brand-red); content: ""; }
.site-footer { padding: 2.5rem 0; color: #f8eeee; background: #1d181c; }
.footer-shell { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.footer-shell img { width: 8.6rem; height: auto; }
.footer-shell p { max-width: 30rem; margin: .55rem 0 0; color: #d6cacf; font-size: .77rem; }
.footer-shell > p { text-align: right; }

.error-page { display: grid; min-height: 100vh; place-items: center; padding: 1rem; background: linear-gradient(140deg, #fff, #fff1f2); }
.error-card { width: min(100%, 34rem); padding: clamp(1.5rem, 5vw, 3rem); border: 1px solid var(--border); border-radius: 1.5rem; background: #fff; box-shadow: 0 20px 50px #6c2c3415; }
.error-card__brand { display: inline-block; margin-bottom: 1.5rem; padding: .3rem .5rem; border-radius: .7rem; background: #241d22; }
.error-card__brand img { width: 11rem; height: auto; }
.error-card h1 { font-size: clamp(2rem, 6vw, 3.5rem); }
.error-card p:not(.section-kicker) { color: var(--ink-muted); }
.error-card a { display: inline-flex; min-height: 44px; align-items: center; padding: .6rem 1rem; border-radius: .6rem; color: #fff; background: var(--brand-red-deep); font-weight: 700; text-decoration: none; }

@keyframes pulse { from { opacity: .4; } to { opacity: 1; } }
@keyframes trusted-card-enter { from { transform: translateY(6px); } to { transform: none; } }
@keyframes warning-card-enter { from { transform: translateY(6px); } to { transform: none; } }

@media(max-width:1024px) {
  .hero-shell { gap: 2rem; }
  .principles-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principle { min-height: 12rem; }
}
@media(max-width:768px) {
  .hero { padding: 3.7rem 0; }
  .hero::before { width: 70vw; }
  .hero-shell { grid-template-columns: 1fr; }
  .hero-copy, .checker-card { max-width: 42rem; }
  .checker-card { width: 100%; }
  .safety-shell { grid-template-columns: 1fr; gap: 1.3rem; }
  .steps-grid { grid-template-columns: 1fr; }
  .steps-grid li { min-height: 0; }
  .steps-grid li:not(:last-child)::after { display: none; }
  .footer-shell { align-items: flex-start; flex-direction: column; }
  .footer-shell > p { text-align: left; }
}
@media(max-width:480px) {
  .shell { width: min(calc(100% - 2rem), var(--shell)); }
  .header-shell { min-height: 0; align-items: flex-start; flex-direction: column; justify-content: center; gap: .55rem; padding-block: .8rem; }
  .brand { gap: .75rem; }
  .brand img { width: 8.4rem; }
  .brand__divider { height: 1.55rem; }
  .brand__label { max-width: 7rem; font-size: .61rem; }
  .system-status { min-height: 1.8rem; margin-left: .1rem; padding: .25rem .55rem; font-size: .65rem; }
  .hero { padding: 2.6rem 0 3.2rem; }
  .hero::before { right: -15rem; width: 22rem; }
  .hero::after { display: none; }
  .hero-shell { gap: 2rem; }
  h1 { font-size: clamp(2.18rem, 9.2vw, 2.85rem); }
  .hero-copy__lead { margin-bottom: 1.4rem; font-size: .92rem; line-height: 1.7; }
  .checker-card { padding: 1.2rem; border-radius: 1.2rem; }
  .checker-card__top { gap: .75rem; }
  .checker-card__icon { width: 2.75rem; height: 2.75rem; }
  .checker-card h2 { font-size: 1.2rem; }
  .result { gap: .7rem; padding: .85rem; }
  .result__icon { width: 2rem; height: 2rem; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle { min-height: 0; padding: 1.3rem; }
  .principle__icon { margin-bottom: .9rem; }
  .section-heading h2, .safety h2 { font-size: 1.85rem; }
  .safety-shell { padding: 1.4rem; }
}
@media(prefers-reduced-motion:reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}