/* NAS login UI: scoped night appearance and daylight surfaces. */


.aigc-login {
  color-scheme: dark;
  --void: #101110;
  --white: #f5f2ed;
  --muted: #aca9a4;
  --line: rgba(255, 246, 232, .14);
  --accent: #f59c83;
  --ui: "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: "Baskerville", "Palatino Linotype", "Times New Roman", serif;
}
.aigc-login * { box-sizing: border-box; }
.aigc-login [hidden] { display: none !important; }
.aigc-login { min-width: 320px; background: var(--void); }
.aigc-login { margin: 0; color: var(--white); font: 14px/1.5 var(--ui); -webkit-font-smoothing: antialiased; }
.aigc-login button, .aigc-login input { font: inherit; }
.aigc-login button { cursor: pointer; }
.aigc-login button, .aigc-login input { -webkit-tap-highlight-color: transparent; }
.aigc-login button:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.aigc-login .scene { position: fixed; inset: 0; z-index: -1; background: var(--void); overflow: hidden; pointer-events: none; }
.aigc-login .scene-photo { width: 66%; height: 100%; object-fit: cover; object-position: 50% 43%; opacity: .86; mask-image: linear-gradient(90deg, #000 68%, transparent 100%); }
.aigc-login .scene-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(14,14,13,.12) 0%, rgba(14,14,13,.06) 30%, rgba(16,17,16,.5) 52%, #101110 70%), linear-gradient(0deg, rgba(9,10,10,.87) 0%, transparent 28%, rgba(12,13,12,.22) 70%, rgba(12,13,12,.43) 100%); }
.aigc-login .page-shell { max-width: 1920px; margin: auto; min-height: 100svh; padding: 0 clamp(28px, 4.6vw, 88px); display: flex; flex-direction: column; }
.aigc-login .site-header { min-height: 116px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.aigc-login .brand { display: inline-flex; align-items: center; gap: 12px; }
.aigc-login .brand-mark { color: #f8f4ea; flex-shrink: 0; }
.aigc-login .brand-name { font-family: var(--display); font-size: 30px; letter-spacing: -.5px; }
.aigc-login .brand-cli { font-family: var(--ui); display: inline-block; font-size: 11px; font-weight: 500; letter-spacing: 2px; margin-left: 12px; padding-left: 12px; border-left: 1px solid rgba(255,255,255,.28); vertical-align: middle; }
.aigc-login .main-layout { display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(360px, 1fr); column-gap: clamp(30px, 5vw, 100px); align-items: center; flex: 1; padding: 36px 0 52px; }
.aigc-login .hero { padding: 0 0 38px clamp(0px, 1.5vw, 28px); }
.aigc-login .hero-eyebrow { display: flex; align-items: center; gap: 12px; font-size: 10px; letter-spacing: 2.8px; color: #e4d7ca; margin-bottom: 28px; }
.aigc-login .eyebrow-line { height: 1px; width: 25px; background: #e4d7ca; }
.aigc-login .hero h1 { margin: 0; font-family: var(--display); font-size: clamp(70px, 7.1vw, 116px); line-height: .98; font-weight: 400; letter-spacing: -4px; text-shadow: 0 3px 26px rgba(0,0,0,.08); }
.aigc-login .hero h1 em { font-weight: 400; }
.aigc-login .hero-subtitle { margin: 31px 0 12px; font-size: 22px; letter-spacing: 3px; font-weight: 400; }
.aigc-login .hero-description { color: #d2c7bc; font-size: 13px; line-height: 1.95; letter-spacing: .7px; margin: 0; }
.aigc-login .hero-capabilities { display: flex; align-items: center; margin-top: 39px; color: #d2c7bc; font-size: 11px; letter-spacing: 1px; gap: 0; }
.aigc-login .hero-capabilities span + span::before { content: "/"; color: #9b8e83; margin: 0 18px; }
.aigc-login .login-region { width: 100%; max-width: 432px; justify-self: end; margin-right: clamp(0px, .8vw, 18px); }
.aigc-login .login-panel { position: relative; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(140deg, rgba(255,245,228,.055), rgba(255,245,228,.018) 58%); box-shadow: 0 28px 90px rgba(0,0,0,.12), inset 0 1px 0 rgba(255,255,255,.035); padding: 38px 35px 28px; }
.aigc-login .panel-kicker { display: flex; align-items: center; gap: 8px; color: #b9b3a8; font-size: 9px; letter-spacing: 2px; margin-bottom: 22px; }
.aigc-login .small-orbit { width: 11px; height: 11px; border: 1px solid #c2b4a4; border-radius: 50%; position: relative; }
.aigc-login .small-orbit::after { content: ""; position: absolute; width: 3px; height: 3px; border-radius: 50%; background: #eac9a6; right: -1px; top: 0; }
.aigc-login .panel-heading h2 { margin: 0 0 10px; font-size: 29px; line-height: 1.35; font-weight: 500; letter-spacing: 1px; }
.aigc-login .panel-heading p { font-size: 12px; letter-spacing: .3px; color: var(--muted); margin: 0; }
.aigc-login form { margin-top: 30px; }
.aigc-login .field + .field { margin-top: 20px; }
.aigc-login .field label { display: block; margin: 0 0 9px; font-size: 12px; color: #d8d3cb; }
.aigc-login .input-wrap { position: relative; }
.aigc-login .input-icon { position: absolute; top: 17px; left: 15px; width: 17px; height: 17px; stroke: #928e85; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; pointer-events: none; }
.aigc-login input:not([type=hidden]) { width: 100%; min-width: 0; height: 51px; padding: 0 42px; border-radius: 9px; border: 1px solid rgba(255,246,232,.15); background: rgba(10,11,10,.38); color: var(--white); font-size: 13px; outline: none; transition: border-color .18s, box-shadow .18s; }
.aigc-login input::placeholder { color: #87857f; font-size: 12px; }
.aigc-login input:hover { border-color: rgba(255,246,232,.3); }
.aigc-login input:focus-visible { border-color: #cfb9a2; box-shadow: 0 0 0 3px rgba(207,185,162,.1); }
.aigc-login input:-webkit-autofill { -webkit-text-fill-color: var(--white); -webkit-box-shadow: 0 0 0 1000px #24241f inset; caret-color: var(--white); }
.aigc-login .password-toggle { position: absolute; right: 4px; top: 4px; width: 43px; height: 43px; display: grid; place-items: center; border: 0; border-radius: 6px; background: transparent; color: #a7a195; }
.aigc-login .password-toggle:hover { color: var(--white); background: rgba(255,255,255,.055); }
.aigc-login .password-toggle svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.aigc-login .eye-slash { display: none; }
.aigc-login .password-toggle[aria-pressed=true] .eye-slash { display: block; }
.aigc-login .submit-button { margin-top: 26px; width: 100%; height: 50px; display: flex; align-items: center; justify-content: center; gap: 14px; border: 1px solid #f0e9dd; border-radius: 9px; background: #eee9df; color: #252722; font-size: 13px; font-weight: 600; letter-spacing: 1px; box-shadow: 0 2px 12px rgba(232,221,203,.04); transition: background .18s, transform .18s; }
.aigc-login .submit-button:hover { background: #fff9ee; transform: translateY(-1px); }
.aigc-login .submit-button:active { transform: translateY(0); }
.aigc-login .submit-button:disabled { cursor: wait; opacity: .65; transform: none; }
.aigc-login .submit-button svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.aigc-login .panel-footnote { display: flex; align-items: center; gap: 13px; margin-top: 26px; color: #969187; font-size: 10px; letter-spacing: 1px; white-space: nowrap; }
.aigc-login .footnote-line { flex: 1; height: 1px; background: rgba(255,246,232,.09); }
.aigc-login .site-footer { min-height: 70px; display: flex; justify-content: space-between; align-items: center; gap: 16px; color: #a5a093; font-size: 9px; letter-spacing: 1.7px; }
.aigc-login .footer-signature { letter-spacing: .8px; }
.aigc-login .footer-divider { margin: 0 12px; color: #716d66; }
.aigc-login .preview-note { font-size: 10px; letter-spacing: .3px; color: #baa990; }
.aigc-login .error, .aigc-login .form-feedback { border: 1px solid rgba(238,154,131,.27); border-radius: 8px; padding: 11px 13px; font-size: 12px; color: #f2b6a2; background: rgba(213,96,60,.07); margin: 0 0 20px; overflow-wrap: anywhere; }
.aigc-login .form-feedback { margin: 16px 0 0; }
@media (prefers-reduced-motion: no-preference) {
.aigc-login .hero { animation: aigc-login-enter .85s ease-out both; }
.aigc-login .login-region { animation: aigc-login-enter .65s .12s ease-out both; }
  @keyframes aigc-login-enter { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
}
@media (min-width: 1600px) {
.aigc-login .login-region { max-width: 460px; }
.aigc-login .login-panel { padding: 45px 40px 34px; } }
@media (max-width: 1100px) {
.aigc-login .page-shell { padding: 0 36px; }
.aigc-login .main-layout { grid-template-columns: minmax(0, 1fr) minmax(330px, .95fr); gap: 32px; }
.aigc-login .hero { padding-left: 0; }
.aigc-login .hero h1 { font-size: clamp(60px, 7.6vw, 84px); letter-spacing: -3px; }
.aigc-login .hero-eyebrow { font-size: 8px; letter-spacing: 1.8px; }
.aigc-login .login-region { margin-right: 0; }
.aigc-login .login-panel { padding: 32px 25px 26px; }
.aigc-login .hero-subtitle { font-size: 19px; letter-spacing: 2px; }
}
@media (max-width: 760px) {
.aigc-login .page-shell { padding: 0 24px; }
.aigc-login .site-header { min-height: 86px; }
.aigc-login .brand-name { font-size: 25px; }
.aigc-login .brand-mark { width: 29px; height: 29px; }
.aigc-login .main-layout { grid-template-columns: 1fr; padding: 20px 0 24px; gap: 28px; align-items: start; }
.aigc-login .scene-photo { width: 100%; object-position: 50% 52%; opacity: .55; mask-image: none; }
.aigc-login .scene-shade { background: linear-gradient(180deg, rgba(16,17,16,.25), rgba(16,17,16,.3) 25%, rgba(16,17,16,.9) 66%, #101110); }
.aigc-login .hero { padding: 0; }
.aigc-login .hero-eyebrow { font-size: 8px; margin-bottom: 15px; }
.aigc-login .hero h1 { font-size: clamp(48px, 10vw, 66px); letter-spacing: -2px; }
.aigc-login .hero h1 br { display: none; }
.aigc-login .hero h1 em::before { content: " "; }
.aigc-login .hero-subtitle { font-size: 15px; letter-spacing: 2px; margin: 15px 0 0; }
.aigc-login .hero-description, .aigc-login .hero-capabilities { display: none; }
.aigc-login .login-region { justify-self: center; max-width: 440px; }
.aigc-login .login-panel { padding: 28px 26px 25px; background: rgba(26,26,23,.87); }
.aigc-login .panel-kicker { font-size: 8px; margin-bottom: 16px; }
.aigc-login .panel-heading h2 { font-size: 26px; }
.aigc-login form { margin-top: 25px; }
.aigc-login input:not([type=hidden]) { font-size: 16px; }
.aigc-login .site-footer { min-height: 60px; flex-wrap: wrap; justify-content: center; gap: 7px 20px; padding: 14px 0 20px; font-size: 8px; }
.aigc-login .site-footer > span:first-child { display: none; }
.aigc-login .preview-note { width: 100%; text-align: center; font-size: 9px; }
}
@media (max-width: 380px) {
.aigc-login .page-shell { padding: 0 18px; }
.aigc-login .brand { gap: 8px; }
.aigc-login .brand-cli { font-size: 9px; margin-left: 8px; padding-left: 8px; }
.aigc-login .hero h1 { font-size: 43px; }
.aigc-login .login-panel { padding: 25px 20px; }
}

@media (min-width: 761px) and (max-height: 800px) {
.aigc-login .site-header { min-height: 88px; }
.aigc-login .main-layout { padding-top: 16px; padding-bottom: 22px; }
.aigc-login .login-panel { padding-top: 30px; padding-bottom: 22px; }
.aigc-login .panel-kicker { margin-bottom: 16px; }
.aigc-login form { margin-top: 24px; }
.aigc-login .field + .field { margin-top: 16px; }
.aigc-login .panel-footnote { margin-top: 22px; }
.aigc-login .site-footer { min-height: 54px; }
}
.aigc-login {
  color-scheme: dark;
  --glass-bg: rgba(22, 24, 25, .58);
  --glass-panel: rgba(25, 27, 28, .66);
  --glass-field: rgba(8, 10, 11, .34);
  --glass-line: rgba(255, 255, 255, .16);
  --glass-text: #f5f2ed;
  --glass-muted: #b8b9b8;
  --glass-accent: #f2aa91;
}
.aigc-login .theme-toggle { width: 34px; height: 34px; min-width: 34px; min-height: 34px; padding: 0; display: grid; place-items: center; border: 1px solid var(--glass-line); border-radius: 50%; background: var(--glass-bg); color: var(--glass-text); box-shadow: 0 1px 0 rgba(255,255,255,.28) inset; backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%); }
.aigc-login .theme-toggle:hover { background: rgba(255,255,255,.18); }
.aigc-login .theme-toggle:active { transform: scale(.96); }
.aigc-login .theme-icon { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.aigc-login .theme-icon-sun { display: none; }
.aigc-login .theme-icon-moon { display: block; }
@supports not (backdrop-filter: blur(1px)) {
.aigc-login .login-panel, .aigc-login .theme-toggle { background: #272a2b; } }
@media (prefers-reduced-transparency: reduce) {
.aigc-login .login-panel, .aigc-login .theme-toggle { backdrop-filter: none; -webkit-backdrop-filter: none; background: #202323; } }
@media (prefers-reduced-motion: reduce) {
.aigc-login *, .aigc-login *::before, .aigc-login *::after { transition-duration: 0ms !important; animation-duration: 0ms !important; } }


.aigc-login { position: relative; isolation: isolate; display: block; min-height: 100svh; padding: 0; overflow: clip; }
.aigc-login::before { content: none; }
.aigc-login .scene-photo { display: block; }
.aigc-login .login-panel { width: 100%; display: block; gap: normal; }
.aigc-login .hero { background: none; border: 0; border-radius: 0; overflow: visible; backdrop-filter: none; box-shadow: none; }
.aigc-login .login-region { background: none; border: 0; border-radius: 0; overflow: visible; backdrop-filter: none; -webkit-backdrop-filter: none; box-shadow: none; }
.aigc-login .login-panel { backdrop-filter: none; -webkit-backdrop-filter: none; }
.aigc-login .brand-mark { stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.aigc-login .field label { font-weight: 400; }
.aigc-login .input-wrap input { min-height: 51px; }
.aigc-login .password-toggle { min-width: 43px; min-height: 43px; padding: 0; box-shadow: none; }
.aigc-login .theme-toggle { box-shadow: 0 1px 0 rgba(255,255,255,.28) inset; }
.aigc-login .error { min-height: 0; margin: 16px 0 0; text-align: left; }
.aigc-login .error:empty { display: none; }
.aigc-login .login-switch { display: block; min-height: 36px; margin: 14px auto 0; padding: 0 8px; border: 0; background: transparent; color: var(--glass-muted); font-size: 12px; font-weight: 400; box-shadow: none; }
.aigc-login .login-switch:hover { color: var(--glass-text); background: transparent; text-decoration: underline; }
@media (prefers-reduced-motion: no-preference) { .aigc-login .hero { animation-name: aigc-login-enter; } }

/* Day appearance: clear content surfaces, one accent, no glass over the form. */
html[data-theme="day"] .aigc-login {
  color-scheme: light;
  --login-canvas: #f5f5f7;
  --login-surface: #ffffff;
  --login-ink: #1d1d1f;
  --login-secondary: #616169;
  --login-accent: #0066cc;
  --login-line: #8f8f97;
  --white: var(--login-ink);
  --muted: var(--login-secondary);
  --accent: var(--login-accent);
  --glass-text: var(--login-ink);
  --glass-muted: var(--login-secondary);
  --ui: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--login-canvas);
  color: var(--login-ink);
}
html[data-theme="day"] .aigc-login .scene { background: var(--login-canvas); }
html[data-theme="day"] .aigc-login .scene-photo,
html[data-theme="day"] .aigc-login .scene-shade { display: none; }
/* A quiet daylight version of the original circular landscape motif. */
html[data-theme="day"] .aigc-login .scene::before {
  content: "";
  position: absolute;
  width: min(68vw, 850px);
  aspect-ratio: 1;
  left: -21%;
  bottom: -65%;
  border-radius: 50%;
  background: linear-gradient(135deg, #e7effa, #eeeaf4 55%, #f4e9e4);
  box-shadow: inset 0 1px 1px #fff;
}
html[data-theme="day"] .aigc-login .page-shell {
  max-width: 1440px;
  padding: 0 clamp(24px, 5.5vw, 80px);
}
html[data-theme="day"] .aigc-login .site-header {
  min-height: 104px;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
html[data-theme="day"] .aigc-login .brand { gap: 10px; }
html[data-theme="day"] .aigc-login .brand-mark { color: var(--login-ink); width: 30px; height: 30px; }
html[data-theme="day"] .aigc-login .brand-name { font: 600 25px/1 var(--ui); letter-spacing: -.9px; }
html[data-theme="day"] .aigc-login .brand-cli { color: var(--login-secondary); border-color: var(--login-line); font-size: 11px; letter-spacing: 1.5px; }
html[data-theme="day"] .aigc-login .theme-toggle {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border: 1px solid #dedee3;
  background: var(--login-surface);
  color: var(--login-secondary);
  box-shadow: 0 2px 5px rgba(29,29,31,.025);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
html[data-theme="day"] .aigc-login .theme-toggle:hover { border-color: #a1a1aa; color: var(--login-ink); background: #fff; }
html[data-theme="day"] .aigc-login .theme-icon { width: 18px; height: 18px; }
html[data-theme="day"] .aigc-login .theme-icon-sun { display: block; }
html[data-theme="day"] .aigc-login .theme-icon-moon { display: none; }
html[data-theme="day"] .aigc-login .main-layout {
  grid-template-columns: minmax(0, 1.2fr) minmax(350px, 440px);
  column-gap: clamp(48px, 7vw, 100px);
  padding: 36px 0 44px;
}
html[data-theme="day"] .aigc-login .hero { padding: 0 0 20px; }
html[data-theme="day"] .aigc-login .hero-eyebrow {
  color: var(--login-secondary);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.8px;
  margin-bottom: 28px;
}
html[data-theme="day"] .aigc-login .eyebrow-line { background: #a1a1aa; width: 22px; }
html[data-theme="day"] .aigc-login .hero h1 {
  color: var(--login-ink);
  font: 650 clamp(52px, 6.3vw, 86px)/1.06 var(--ui);
  letter-spacing: -.065em;
  text-shadow: none;
  overflow-wrap: anywhere;
}
html[data-theme="day"] .aigc-login .hero h1 em { color: var(--login-secondary); font-style: normal; font-weight: 600; }
html[data-theme="day"] .aigc-login .hero-subtitle { color: var(--login-ink); margin: 28px 0 16px; font-size: 21px; line-height: 1.5; letter-spacing: .04em; font-weight: 500; }
html[data-theme="day"] .aigc-login .hero-description { color: var(--login-secondary); font-size: 14px; line-height: 1.85; letter-spacing: 0; }
html[data-theme="day"] .aigc-login .hero-capabilities { color: var(--login-secondary); margin-top: 32px; font-size: 12px; letter-spacing: 0; }
html[data-theme="day"] .aigc-login .hero-capabilities span + span::before { color: #8b8b94; margin: 0 16px; }
html[data-theme="day"] .aigc-login .login-region { max-width: 440px; margin: 0; }
html[data-theme="day"] .aigc-login .login-panel {
  padding: 40px 36px 30px;
  background: var(--login-surface);
  border: 1px solid #e4e4e9;
  border-radius: 28px;
  box-shadow: 0 20px 60px -18px rgba(29,29,31,.10), 0 4px 12px -6px rgba(29,29,31,.04);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
html[data-theme="day"] .aigc-login .panel-kicker { display: none; }
html[data-theme="day"] .aigc-login .small-orbit { border-color: #8b8b94; }
html[data-theme="day"] .aigc-login .small-orbit::after { background: #8b8b94; }
html[data-theme="day"] .aigc-login .panel-heading { color: var(--login-ink); }
html[data-theme="day"] .aigc-login .panel-heading h2 { font-size: 30px; font-weight: 600; line-height: 1.3; letter-spacing: -.025em; margin-bottom: 10px; }
html[data-theme="day"] .aigc-login .panel-heading p { color: var(--login-secondary); font-size: 14px; line-height: 1.65; letter-spacing: 0; }
html[data-theme="day"] .aigc-login form { margin-top: 30px; }
html[data-theme="day"] .aigc-login .field + .field { margin-top: 21px; }
html[data-theme="day"] .aigc-login .field label { color: var(--login-ink); font-size: 13px; font-weight: 500; margin-bottom: 9px; }
html[data-theme="day"] .aigc-login input:not([type=hidden]) {
  height: 52px;
  border: 1px solid var(--login-line);
  border-radius: 12px;
  background: #fcfcfd;
  color: var(--login-ink);
  font-size: 15px;
  padding: 0 46px 0 42px;
  box-shadow: none;
}
html[data-theme="day"] .aigc-login input::placeholder { color: var(--login-secondary); font-size: 13px; opacity: 1; }
html[data-theme="day"] .aigc-login input:hover { border-color: var(--login-secondary); }
html[data-theme="day"] .aigc-login input:focus-visible { border-color: var(--login-accent); background: #fff; box-shadow: 0 0 0 4px rgba(0,102,204,.12); }
html[data-theme="day"] .aigc-login input:-webkit-autofill { -webkit-text-fill-color: var(--login-ink); -webkit-box-shadow: 0 0 0 1000px #fcfcfd inset; caret-color: var(--login-ink); }
html[data-theme="day"] .aigc-login .input-icon { stroke: var(--login-secondary); top: 18px; }
html[data-theme="day"] .aigc-login .password-toggle { top: 4px; right: 4px; width: 44px; height: 44px; min-width: 44px; min-height: 44px; color: var(--login-secondary); border-radius: 8px; }
html[data-theme="day"] .aigc-login .password-toggle:hover { color: var(--login-ink); background: #eeeef2; }
html[data-theme="day"] .aigc-login .submit-button {
  min-height: 50px;
  height: auto;
  padding: 13px 20px;
  margin-top: 28px;
  border: 1px solid var(--login-accent);
  border-radius: 12px;
  background: var(--login-accent);
  color: #fff;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: .02em;
  box-shadow: none;
}
html[data-theme="day"] .aigc-login .submit-button:hover { background: #0058b0; border-color: #0058b0; transform: none; }
html[data-theme="day"] .aigc-login .submit-button:active { background: #004d99; border-color: #004d99; transform: scale(.99); }
html[data-theme="day"] .aigc-login .login-switch { min-height: 44px; margin-top: 12px; font-size: 13px; color: var(--login-secondary); }
html[data-theme="day"] .aigc-login .login-switch:hover { color: var(--login-accent); }
html[data-theme="day"] .aigc-login .panel-footnote { display: none; }
html[data-theme="day"] .aigc-login .footnote-line { background: #e4e4e9; }
html[data-theme="day"] .aigc-login .site-footer { color: var(--login-secondary); font-size: 10px; letter-spacing: 1px; min-height: 64px; }
html[data-theme="day"] .aigc-login .footer-divider { color: #8b8b94; }
html[data-theme="day"] .aigc-login .error,
html[data-theme="day"] .aigc-login .form-feedback { background: #fff2f0; color: #a52a20; border-color: #edb8b1; font-size: 13px; line-height: 1.6; }
html[data-theme="day"] .aigc-login button:focus-visible { outline: 3px solid var(--login-accent); outline-offset: 4px; }
@media (max-width: 1000px) and (min-width: 761px) {
  html[data-theme="day"] .aigc-login .page-shell { padding: 0 32px; }
  html[data-theme="day"] .aigc-login .main-layout { grid-template-columns: minmax(0,1fr) minmax(320px, 380px); gap: 32px; }
  html[data-theme="day"] .aigc-login .hero h1 { font-size: clamp(42px, 6.3vw, 63px); }
  html[data-theme="day"] .aigc-login .login-panel { padding: 32px 28px 26px; }
}
@media (min-width: 761px) and (max-height: 800px) {
  html[data-theme="day"] .aigc-login .site-header { min-height: 88px; }
  html[data-theme="day"] .aigc-login .main-layout { padding-top: 20px; padding-bottom: 28px; }
  html[data-theme="day"] .aigc-login .site-footer { min-height: 54px; }
}
@media (max-width: 760px) {
  html[data-theme="day"] .aigc-login .page-shell { padding: 0 24px; }
  html[data-theme="day"] .aigc-login .site-header { min-height: 88px; }
  html[data-theme="day"] .aigc-login .main-layout { grid-template-columns: minmax(0,1fr); padding: 24px 0 28px; gap: 32px; }
  html[data-theme="day"] .aigc-login .hero { padding: 0; }
  html[data-theme="day"] .aigc-login .hero-eyebrow { font-size: 10px; letter-spacing: 1.5px; margin-bottom: 18px; }
  html[data-theme="day"] .aigc-login .hero h1 { font-size: clamp(34px, 7.8vw, 54px); letter-spacing: -.055em; line-height: 1.12; }
  html[data-theme="day"] .aigc-login .hero h1 br { display: block; }
  html[data-theme="day"] .aigc-login .hero h1 em::before { content: none; }
  html[data-theme="day"] .aigc-login .hero-subtitle { margin: 18px 0 0; font-size: 17px; }
  html[data-theme="day"] .aigc-login .login-region { max-width: 440px; width: 100%; }
  html[data-theme="day"] .aigc-login .login-panel { border-radius: 24px; padding: 30px 26px 25px; }
  html[data-theme="day"] .aigc-login .panel-heading h2 { font-size: 28px; }
  html[data-theme="day"] .aigc-login input:not([type=hidden]) { font-size: 16px; }
  html[data-theme="day"] .aigc-login .site-footer { font-size: 10px; }
  html[data-theme="day"] .aigc-login .scene::before { width: 700px; left: -430px; bottom: -480px; }
}
@media (max-width: 380px) {
  html[data-theme="day"] .aigc-login .page-shell { padding: 0 18px; }
  html[data-theme="day"] .aigc-login .login-panel { padding: 28px 22px 24px; }
  html[data-theme="day"] .aigc-login .brand-name { font-size: 22px; }
}
@media (prefers-contrast: more) {
  html[data-theme="day"] .aigc-login { --login-secondary: #343438; --login-line: #777780; }
  html[data-theme="day"] .aigc-login .login-panel { border-color: #777780; box-shadow: none; }
  html[data-theme="day"] .aigc-login .scene::before { display: none; }
}
@media (prefers-reduced-transparency: reduce) {
  html[data-theme="day"] .aigc-login .scene::before { display: none; }
}