:root {
  color-scheme: dark;
  --bg: #050b13;
  --bg-2: #081321;
  --surface: rgba(9, 20, 34, 0.94);
  --surface-2: rgba(13, 30, 49, 0.96);
  --line: rgba(92, 132, 168, 0.28);
  --line-strong: rgba(111, 166, 214, 0.5);
  --text: #f2f8ff;
  --soft: #d7e4ef;
  --muted: #9eafc2;
  --cyan: #28d7ef;
  --blue: #2588ff;
  --red: #ff465f;
  --amber: #ffb84a;
  --green: #43d66b;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.48);
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 17% 18%, rgba(37, 136, 255, 0.17), transparent 30rem),
    radial-gradient(circle at 84% 74%, rgba(40, 215, 239, 0.09), transparent 26rem),
    linear-gradient(180deg, rgba(14, 37, 62, 0.7), rgba(5, 11, 19, 0.98) 55%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(92, 132, 168, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 132, 168, 0.055) 1px, transparent 1px);
  background-size: 52px 52px;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, transparent 0 49.9%, rgba(40, 215, 239, 0.055) 50%, transparent 50.1%);
  content: "";
  pointer-events: none;
}

button,
input { font: inherit; }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 20;
  transform: translateY(-150%);
  border-radius: 4px;
  background: var(--cyan);
  padding: 9px 13px;
  color: #021018;
  font-weight: 800;
}

.skip-link:focus { transform: translateY(0); }

.login-shell {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
  padding: 0 clamp(22px, 5vw, 80px);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 88px;
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  display: grid;
  width: 43px;
  height: 43px;
  place-items: center;
  border: 1px solid rgba(40, 215, 239, 0.55);
  border-radius: 6px;
  background: linear-gradient(145deg, rgba(37, 136, 255, 0.34), rgba(3, 13, 22, 0.96));
  box-shadow: inset 0 0 22px rgba(40, 215, 239, 0.08), 0 0 25px rgba(40, 215, 239, 0.08);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.brand-copy { display: grid; gap: 2px; }
.brand-copy span {
  color: var(--cyan);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.brand-copy strong { color: var(--soft); font-size: 0.92rem; letter-spacing: 0.02em; }

.ns-flag {
  position: relative;
  width: 46px;
  height: 23px;
  margin-left: auto;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 3px;
  background: #ffd100;
  box-shadow: 0 0 20px rgba(255, 209, 0, 0.18);
}

.ns-flag i {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 50%;
  background: #dc241f;
}

.ns-flag i::after {
  position: absolute;
  inset: 0;
  background: #000;
  clip-path: polygon(0 0, 0 100%, 100% 100%);
  content: "";
}

.login-language-switch {
  display: flex;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(3, 13, 22, 0.82);
}

.login-language-switch button {
  min-width: 40px;
  min-height: 36px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
}

.login-language-switch button.active {
  background: rgba(40, 215, 239, 0.15);
  color: var(--cyan);
}

.login-main {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 470px);
  gap: clamp(48px, 9vw, 150px);
  align-items: center;
  width: min(1300px, 100%);
  margin: 0 auto;
  padding: clamp(56px, 8vh, 100px) 0;
}

.mission-panel { position: relative; max-width: 690px; }
.mission-glow {
  position: absolute;
  top: -90px;
  left: -120px;
  z-index: -1;
  width: 440px;
  height: 440px;
  border: 1px solid rgba(40, 215, 239, 0.07);
  border-radius: 50%;
  box-shadow: inset 0 0 100px rgba(37, 136, 255, 0.04);
}
.mission-glow::before,
.mission-glow::after {
  position: absolute;
  inset: 70px;
  border: 1px solid rgba(40, 215, 239, 0.06);
  border-radius: inherit;
  content: "";
}
.mission-glow::after { inset: 145px; }

.eyebrow {
  margin: 0;
  color: var(--cyan);
  font-size: 0.67rem;
  font-weight: 850;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.mission-panel > .eyebrow { display: flex; align-items: center; gap: 9px; }
.mission-panel > .eyebrow span { width: 28px; height: 1px; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

h1 {
  max-width: 720px;
  margin: 18px 0 20px;
  color: var(--text);
  font-size: clamp(2.65rem, 5.3vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h1 em { color: var(--cyan); font-style: normal; }


.login-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background:
    linear-gradient(145deg, rgba(16, 39, 62, 0.96), rgba(6, 16, 28, 0.98) 60%),
    var(--surface);
  box-shadow: var(--shadow), inset 0 1px rgba(255, 255, 255, 0.03);
  padding: clamp(28px, 4vw, 42px);
}

.login-card::after {
  position: absolute;
  right: -85px;
  bottom: -85px;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(40, 215, 239, 0.08);
  transform: rotate(45deg);
  content: "";
}
.card-topline {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan) 52%, transparent 90%);
}

.card-heading h2 {
  margin: 9px 0 8px;
  color: var(--text);
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  letter-spacing: -0.035em;
}

.security-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 24px 0 22px;
  border: 1px solid rgba(40, 215, 239, 0.2);
  border-radius: 4px;
  background: rgba(40, 215, 239, 0.045);
  padding: 8px 10px;
  color: var(--muted);
  font-size: 0.67rem;
}
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 9px var(--amber); }
.security-status.ready .status-dot { background: var(--green); box-shadow: 0 0 9px var(--green); }
.security-status.error .status-dot { background: var(--red); box-shadow: 0 0 9px var(--red); }

form { display: grid; gap: 9px; }
form > label {
  margin-top: 7px;
  color: var(--soft);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field-wrap {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  min-height: 49px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(3, 12, 21, 0.78);
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}
.field-wrap:focus-within {
  border-color: var(--cyan);
  background: rgba(5, 18, 30, 0.95);
  box-shadow: 0 0 0 3px rgba(40, 215, 239, 0.09), inset 3px 0 var(--cyan);
}
.field-wrap > span {
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.58rem;
  text-align: center;
}
.field-wrap input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 12px;
  color: var(--text);
  font-size: 0.84rem;
}
.field-wrap input::placeholder { color: #6f8296; }
.password-wrap { grid-template-columns: 42px 1fr auto; }
#toggle-password {
  margin-right: 8px;
  border: 0;
  background: transparent;
  padding: 7px;
  color: var(--cyan);
  cursor: pointer;
  font-size: 0.64rem;
  font-weight: 750;
}
#toggle-password:focus-visible { outline: 2px solid var(--cyan); outline-offset: 1px; }

.form-message { min-height: 19px; margin: 3px 0 0; color: var(--red); font-size: 0.7rem; line-height: 1.4; }
.submit-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 50px;
  border: 1px solid var(--cyan);
  border-radius: 5px;
  background: linear-gradient(105deg, rgba(37, 136, 255, 0.92), rgba(40, 215, 239, 0.82));
  box-shadow: 0 12px 30px rgba(37, 136, 255, 0.18);
  padding: 0 16px;
  color: #021018;
  cursor: pointer;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: transform 150ms ease, filter 150ms ease;
}
.submit-button:hover { transform: translateY(-1px); filter: brightness(1.08); }
.submit-button:focus-visible { outline: 3px solid rgba(40, 215, 239, 0.35); outline-offset: 3px; }
.submit-button:disabled { cursor: wait; filter: saturate(0.3); opacity: 0.7; transform: none; }
.submit-button b { font-size: 1.2rem; }

.noscript { color: var(--amber); font-size: 0.7rem; }


@media (max-width: 920px) {
  .login-main { grid-template-columns: 1fr; gap: 46px; padding: 55px 0 70px; }
  .mission-panel { max-width: 740px; }
  .login-card { width: min(520px, 100%); }
  h1 { max-width: 680px; font-size: clamp(2.7rem, 9vw, 4.8rem); }
}

@media (max-width: 560px) {
  .login-shell { padding: 0 17px; }
  .login-brand { min-height: 74px; }
  .brand-copy strong { font-size: 0.78rem; }
  .ns-flag { display: none; }
  .login-main { gap: 38px; padding: 42px 0 55px; }
  h1 { margin-top: 14px; font-size: clamp(2.35rem, 13vw, 3.4rem); }
  .login-card { padding: 28px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}