:root {
  color-scheme: dark;
  --ink: #050b0d;
  --panel: #0a1519;
  --line: rgba(127, 197, 185, .22);
  --muted: #8ea3a8;
  --text: #ecfbf7;
  --mint: #42dfbc;
  --mint-soft: rgba(66, 223, 188, .12);
  --violet: #9b84ff;
  --danger: #ff8796;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { min-width: 320px; min-height: 100%; margin: 0; }
body {
  background:
    radial-gradient(circle at 13% 12%, rgba(46, 205, 170, .12), transparent 26%),
    radial-gradient(circle at 87% 82%, rgba(133, 101, 232, .13), transparent 29%),
    var(--ink);
  color: var(--text);
}
body::before {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(173, 243, 229, .025) 1px, transparent 1px), linear-gradient(90deg, rgba(173, 243, 229, .025) 1px, transparent 1px);
  background-size: 40px 40px;
  content: '';
  mask-image: linear-gradient(135deg, black, transparent 72%);
  pointer-events: none;
}
.login-shell { position: relative; display: grid; min-height: 100vh; grid-template-columns: minmax(0, 1.12fr) minmax(420px, .88fr); }
.product-panel { display: flex; min-height: 100vh; flex-direction: column; border-right: 1px solid var(--line); padding: clamp(28px, 4.5vw, 72px); background: linear-gradient(150deg, rgba(10, 29, 32, .8), rgba(5, 11, 13, .32)); }
.login-brand { display: flex; align-items: center; gap: 12px; }
.brand-glyph { display: block; width: 40px; height: 40px; border: 1px solid rgba(117, 236, 211, .28); border-radius: 12px; object-fit: cover; box-shadow: 0 10px 28px rgba(50, 224, 187, .18); }
.login-brand div { display: flex; align-items: baseline; }
.login-brand strong { font-size: 17px; letter-spacing: -.04em; }
.login-brand b { color: var(--mint); font-size: 15px; }
.product-copy { width: min(690px, 100%); margin: auto 0; padding: 70px 0; }
.eyebrow, .auth-kicker { color: var(--mint); font: 800 10px/1.2 ui-monospace, monospace; letter-spacing: .17em; }
.product-copy h1 { margin: 18px 0; font-size: clamp(44px, 6vw, 82px); line-height: .98; letter-spacing: -.065em; }
.product-copy h1 span { background: linear-gradient(90deg, #75eed3, #b7a9ff); background-clip: text; color: transparent; }
.product-lede { max-width: 650px; margin: 0; color: #a9bdc0; font-size: clamp(15px, 1.45vw, 19px); line-height: 1.65; }
.feature-marquee { display: grid; max-width: 640px; gap: 9px; margin-top: 38px; }
.feature-marquee article { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 13px; border: 1px solid rgba(118, 180, 175, .18); border-radius: 12px 12px 12px 4px; background: rgba(9, 21, 25, .63); padding: 14px; transition: border-color .16s ease, transform .16s ease; }
.feature-marquee article:hover { border-color: rgba(83, 229, 195, .45); transform: translateX(3px); }
.feature-marquee article > span { color: #6ae9cd; font: 800 10px ui-monospace, monospace; }
.feature-marquee strong, .feature-marquee small { display: block; }
.feature-marquee strong { margin-bottom: 4px; font-size: 13px; }
.feature-marquee small { color: var(--muted); font-size: 11px; line-height: 1.45; }
.capability-rail { display: flex; max-width: 650px; flex-wrap: wrap; gap: 7px; margin-top: 13px; }
.capability-rail span { border: 1px solid rgba(110, 190, 179, .22); border-radius: 999px; background: rgba(6, 18, 21, .62); padding: 6px 9px; color: #8ca9aa; font: 700 9px ui-monospace, monospace; }
.product-footer { display: grid; grid-template-columns: auto auto minmax(0, 1fr); align-items: center; gap: 8px; color: #c2d8d7; font-size: 11px; }
.product-footer small { color: #71898f; }
.status-pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(66, 223, 188, .08), 0 0 14px rgba(66, 223, 188, .48); }
.auth-panel { display: flex; min-height: 100vh; flex-direction: column; align-items: center; justify-content: center; padding: clamp(24px, 4vw, 64px); }
.auth-card { width: min(470px, 100%); border: 1px solid rgba(115, 172, 179, .3); border-radius: 18px 18px 6px 18px; background: linear-gradient(150deg, rgba(14, 31, 37, .97), rgba(7, 15, 19, .98)); box-shadow: 0 32px 90px rgba(0,0,0,.34), inset 0 1px rgba(213,255,248,.035); padding: clamp(24px, 3.5vw, 42px); }
.auth-heading h2 { margin: 10px 0 7px; font-size: 31px; letter-spacing: -.045em; }
.auth-heading p { margin: 0 0 28px; color: var(--muted); font-size: 13px; }
.provider-button { display: grid; grid-template-columns: 38px minmax(0, 1fr) auto; align-items: center; gap: 12px; border: 1px solid rgba(137, 126, 233, .48); border-radius: 11px; background: linear-gradient(120deg, rgba(85, 73, 188, .36), rgba(39, 36, 85, .22)); padding: 12px 14px; color: #f0edff; text-decoration: none; transition: transform .15s ease, border-color .15s ease, background .15s ease; }
.provider-button:hover { border-color: #b7a9ff; background: linear-gradient(120deg, rgba(100, 84, 216, .52), rgba(48, 42, 100, .38)); transform: translateY(-1px); }
.provider-button[aria-disabled="true"] { cursor: not-allowed; opacity: .48; pointer-events: none; }
.provider-icon { display: grid; width: 36px; height: 36px; place-items: center; border-radius: 10px; background: #6d5ee8; color: white; font: 900 13px ui-monospace, monospace; }
.provider-button strong, .provider-button small { display: block; }
.provider-button strong { font-size: 13px; }
.provider-button small { margin-top: 3px; color: #b5afd4; font-size: 10px; }
.provider-button > b { font-size: 18px; }
.auth-divider { display: flex; align-items: center; gap: 10px; margin: 23px 0; color: #6f8388; font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.auth-divider::before, .auth-divider::after { height: 1px; flex: 1; background: rgba(117, 157, 166, .18); content: ''; }
.password-form { display: grid; gap: 10px; }
.password-form label { color: #c5d7d8; font: 700 11px ui-monospace, monospace; }
.password-field { display: grid; grid-template-columns: minmax(0, 1fr) auto; overflow: hidden; border: 1px solid rgba(120, 165, 177, .36); border-radius: 10px; background: rgba(5, 15, 18, .88); }
.password-field:focus-within { border-color: var(--mint); box-shadow: 0 0 0 3px rgba(66, 223, 188, .11); }
.password-field input { min-width: 0; border: 0; outline: 0; background: transparent; padding: 13px 14px; color: var(--text); font: 13px ui-monospace, monospace; }
.password-field button { border: 0; background: transparent; padding: 0 13px; color: #83a2a5; font-size: 10px; cursor: pointer; }
.password-field button:hover { color: var(--mint); }
.submit-button { display: flex; min-height: 44px; align-items: center; justify-content: space-between; margin-top: 4px; border: 1px solid rgba(163, 255, 233, .4); border-radius: 10px; background: linear-gradient(120deg, #2bbf9f, #4ae0bf 65%, #8177e8); padding: 0 15px; color: #041512; font-weight: 850; cursor: pointer; box-shadow: 0 10px 25px rgba(47, 213, 178, .18); }
.submit-button:hover { filter: brightness(1.09); transform: translateY(-1px); }
.account-linking-note { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 10px; margin-top: 24px; border-top: 1px solid rgba(121, 166, 172, .16); padding-top: 20px; }
.linking-icon { display: grid; width: 32px; height: 32px; place-items: center; border: 1px solid rgba(79, 203, 177, .34); border-radius: 9px; background: var(--mint-soft); color: var(--mint); font: 900 12px ui-monospace, monospace; }
.account-linking-note strong, .account-linking-note small { display: block; }
.account-linking-note strong { font-size: 11px; line-height: 1.4; }
.account-linking-note small { margin-top: 4px; color: #7f969b; font-size: 9px; line-height: 1.5; }
.login-notice { margin-bottom: 16px; border: 1px solid rgba(255, 135, 150, .4); border-radius: 9px; background: rgba(109, 35, 49, .28); padding: 10px 12px; color: #ffc5cc; font-size: 11px; line-height: 1.45; }
.login-notice.success { border-color: rgba(66, 223, 188, .36); background: rgba(27, 100, 83, .27); color: #b8f9e9; }
.auth-footer { display: flex; width: min(470px, 100%); justify-content: space-between; gap: 12px; margin-top: 17px; color: #5f777c; font-size: 9px; }
@media (max-height: 760px) and (min-width: 901px) {
  .product-panel { padding: 26px 44px; }
  .product-copy { padding: 26px 0 18px; }
  .product-copy h1 { margin: 12px 0; font-size: clamp(42px, 4.7vw, 62px); }
  .product-lede { font-size: 14px; line-height: 1.5; }
  .feature-marquee { gap: 6px; margin-top: 20px; }
  .feature-marquee article { padding: 9px 12px; }
  .capability-rail { margin-top: 9px; }
  .auth-panel { padding: 22px 38px; }
  .auth-card { padding: 27px 32px; }
  .auth-heading p { margin-bottom: 19px; }
  .auth-divider { margin: 17px 0; }
  .account-linking-note { margin-top: 17px; padding-top: 15px; }
  .auth-footer { margin-top: 10px; }
}
@media (max-width: 900px) {
  .login-shell { grid-template-columns: 1fr; }
  .product-panel { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 24px; }
  .product-copy { padding: 55px 0 32px; }
  .product-copy h1 { font-size: clamp(42px, 11vw, 68px); }
  .product-footer { display: none; }
  .auth-panel { min-height: auto; padding: 38px 20px 52px; }
}
@media (max-width: 520px) {
  .product-panel { padding: 20px; }
  .product-copy { padding-top: 43px; }
  .product-copy h1 { font-size: 42px; }
  .feature-marquee article:nth-child(n+3) { display: none; }
  .auth-card { padding: 23px 18px; }
  .auth-footer { flex-direction: column; text-align: center; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }