:root {
  --bg: #071526;
  --bg-soft: #0a1f35;
  --panel: #0d2742;
  --panel-2: #103454;
  --panel-3: #123d63;
  --line: rgba(229, 231, 235, 0.10);
  --line-strong: rgba(229, 231, 235, 0.18);
  --text: #E5E7EB;
  --muted: #B0BEC5;
  --heading: #ffffff;
  --brand: #1565C0;
  --brand-2: #2196F3;
  --brand-accent: #4FC3F7;
  --brand-soft: rgba(33, 150, 243, 0.16);
  --accent-soft: rgba(79, 195, 247, 0.14);
  --danger: #ef4444;
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.30);
  --logo-canvas: #ffffff;
  --brand-pane-start: color-mix(in srgb, var(--brand) 88%, var(--bg));
  --brand-pane-end: var(--bg-soft);
  --brand-pane-text: var(--heading);
  --brand-pane-muted: var(--muted);
  --transition: 0.22s ease;
}

html.theme-light {
  --bg: #f6f8fc;
  --bg-soft: #eef3fb;
  --panel: #ffffff;
  --panel-2: #ffffff;
  --panel-3: #f8fbff;
  --line: rgba(15, 23, 42, 0.08);
  --line-strong: rgba(15, 23, 42, 0.14);
  --text: #162033;
  --muted: #64748b;
  --heading: #0F172A;
  --brand-soft: rgba(33, 150, 243, 0.09);
  --accent-soft: rgba(79, 195, 247, 0.10);
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
  --brand-pane-start: color-mix(in srgb, var(--brand) 14%, var(--panel));
  --brand-pane-end: color-mix(in srgb, var(--brand) 7%, var(--bg-soft));
  --brand-pane-text: var(--heading);
  --brand-pane-muted: color-mix(in srgb, var(--text) 70%, var(--muted));
}

*,
*::before,
*::after { box-sizing: border-box; }

html { min-width: 320px; background: var(--bg); }

body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 0%, color-mix(in srgb, var(--brand) 26%, transparent), transparent 30%),
    radial-gradient(circle at 92% 100%, color-mix(in srgb, var(--brand-accent) 12%, transparent), transparent 28%),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button,
input { font: inherit; }

button,
a { -webkit-tap-highlight-color: transparent; }

a { color: inherit; text-decoration: none; }

img { display: block; max-width: 100%; }

svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.login-app {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: clamp(20px, 4vw, 56px);
}

.login-window {
  width: min(1180px, 100%);
  min-height: min(760px, calc(100dvh - 48px));
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(440px, .98fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius-xl) + 8px);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.brand-pane {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  padding: clamp(30px, 4vw, 54px);
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: linear-gradient(145deg, var(--brand-pane-start), var(--brand-pane-end));
}

.brand-pane::before,
.brand-pane::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 999px;
  pointer-events: none;
}

.brand-pane::before {
  width: 470px;
  aspect-ratio: 1;
  right: -250px;
  top: -190px;
  border: 1px solid color-mix(in srgb, var(--heading) 12%, transparent);
  box-shadow:
    0 0 0 65px color-mix(in srgb, var(--heading) 2.5%, transparent),
    0 0 0 130px color-mix(in srgb, var(--heading) 2%, transparent);
}

.brand-pane::after {
  width: 340px;
  aspect-ratio: 1;
  left: -210px;
  bottom: -210px;
  background: color-mix(in srgb, var(--brand-accent) 13%, transparent);
  filter: blur(2px);
}

.brand-pane__top,
.brand-pane__foot,
.brand-pane__content { position: relative; z-index: 1; }

.brand-pane__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.opsilo-mark {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 13px;
}

.opsilo-mark__canvas,
.mobile-brand__logo {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #191a22;
}

.opsilo-mark__canvas {
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--bg) 30%, transparent);
}

.opsilo-mark__canvas img { width: 100%; height: 100%; max-width: none; object-fit: cover; }

.opsilo-mark__copy,
.mobile-brand > span:last-child { display: grid; gap: 3px; }

.opsilo-mark__copy strong {
  color: var(--brand-pane-text);
  font-size: 1.02rem;
  letter-spacing: -.01em;
}

.opsilo-mark__copy small,
.mobile-brand small { color: var(--muted); font-size: .72rem; }

.brand-pane .opsilo-mark__copy small { color: var(--brand-pane-muted); }

.secure-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  padding: 9px 12px;
  border: 1px solid color-mix(in srgb, var(--heading) 13%, transparent);
  border-radius: 999px;
  color: var(--brand-pane-text);
  background: color-mix(in srgb, var(--heading) 6%, transparent);
  font-size: .72rem;
  font-weight: 750;
}

.secure-chip svg { width: 15px; height: 15px; color: var(--brand-accent); }

.brand-pane__content {
  width: min(470px, 100%);
  margin: auto 0;
  padding: 64px 0;
}

.eyebrow {
  margin: 0 0 13px;
  color: var(--brand-accent);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.brand-pane h1 {
  max-width: 11ch;
  margin: 0;
  color: var(--brand-pane-text);
  font-size: clamp(2.6rem, 4.6vw, 4.45rem);
  line-height: .99;
  letter-spacing: -.055em;
}

.brand-summary {
  max-width: 46ch;
  margin: 24px 0 30px;
  color: var(--brand-pane-muted);
  font-size: .98rem;
  line-height: 1.7;
}

.workspace-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 13px;
  border: 1px solid color-mix(in srgb, var(--heading) 12%, transparent);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--heading) 7%, transparent);
  backdrop-filter: blur(12px);
}

.workspace-logo {
  width: 58px;
  height: 58px;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--panel-2);
}

.workspace-logo img { width: 100%; height: 100%; object-fit: contain; }

.workspace-card > div:nth-child(2) { min-width: 0; display: grid; gap: 2px; }
.workspace-card span:not(.workspace-card__status) { color: var(--brand-accent); font-size: .66rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.workspace-card strong { overflow: hidden; color: var(--brand-pane-text); font-size: .9rem; text-overflow: ellipsis; white-space: nowrap; }
.workspace-card small { color: var(--brand-pane-muted); font-size: .72rem; }

.workspace-card__status {
  width: 9px;
  height: 9px;
  margin-right: 5px;
  border-radius: 50%;
  background: var(--brand-accent);
  box-shadow: 0 0 0 5px var(--accent-soft);
}

.benefit-row {
  display: flex;
  gap: 22px;
  margin-top: 22px;
  color: var(--brand-pane-muted);
  font-size: .73rem;
  font-weight: 700;
}

.benefit-row span { display: inline-flex; align-items: center; gap: 7px; }
.benefit-row svg { width: 15px; height: 15px; color: var(--brand-accent); }

.brand-pane__foot {
  margin: 0;
  color: var(--brand-pane-muted);
  font-size: .69rem;
}

.auth-pane {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: clamp(30px, 4vw, 54px);
  background: var(--panel);
}

.mobile-brand { display: none; }

.theme-toggle {
  position: absolute;
  top: 28px;
  right: 30px;
  z-index: 3;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--muted);
  background: var(--panel-3);
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}

.theme-toggle:hover { color: var(--heading); border-color: var(--line-strong); transform: translateY(-1px); }
.theme-toggle svg { position: absolute; width: 19px; height: 19px; transition: opacity var(--transition), transform var(--transition); }
.theme-toggle__sun { opacity: 1; transform: scale(1) rotate(0); }
.theme-toggle__moon { opacity: 0; transform: scale(.6) rotate(-20deg); }
.theme-light .theme-toggle__sun { opacity: 0; transform: scale(.6) rotate(20deg); }
.theme-light .theme-toggle__moon { opacity: 1; transform: scale(1) rotate(0); }

.auth-card {
  width: min(420px, 100%);
  margin: auto;
  padding: 54px 0 42px;
}

.auth-header { margin-bottom: 30px; }

.auth-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border: 1px solid color-mix(in srgb, var(--brand) 35%, var(--line));
  border-radius: var(--radius-md);
  color: var(--brand-2);
  background: var(--brand-soft);
}

.auth-icon svg { width: 21px; height: 21px; }

.auth-header h2 {
  margin: 0;
  color: var(--heading);
  font-size: clamp(1.8rem, 3vw, 2.25rem);
  line-height: 1.12;
  letter-spacing: -.04em;
}

.auth-header > p:last-child {
  max-width: 38ch;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.65;
}

.message-list { display: grid; gap: 9px; margin: -6px 0 20px; }

.form-message {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 13px;
  border: 1px solid color-mix(in srgb, var(--danger) 28%, var(--line));
  border-radius: var(--radius-md);
  color: color-mix(in srgb, var(--danger) 60%, var(--heading));
  background: color-mix(in srgb, var(--danger) 10%, var(--panel));
  font-size: .82rem;
  font-weight: 650;
  line-height: 1.45;
}

.form-message svg { width: 17px; height: 17px; flex: 0 0 17px; margin-top: 1px; }

.login-form { display: grid; gap: 19px; }
.field { display: grid; gap: 8px; }
.field label { color: var(--heading); font-size: .78rem; font-weight: 750; }
.field-control { position: relative; }

.field-control > svg {
  position: absolute;
  top: 50%;
  left: 16px;
  width: 19px;
  height: 19px;
  color: var(--muted);
  transform: translateY(-50%);
  pointer-events: none;
  transition: color var(--transition);
}

.field-control input {
  width: 100%;
  height: 54px;
  padding: 0 48px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  outline: none;
  color: var(--text);
  background: var(--panel-3);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.field-control input::placeholder { color: var(--muted); opacity: .76; }
.field-control:focus-within > svg { color: var(--brand-2); }

.field-control input:focus {
  border-color: var(--brand-2);
  background: var(--panel-2);
  box-shadow: 0 0 0 4px var(--brand-soft);
}

.password-toggle {
  position: absolute;
  top: 50%;
  right: 8px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: var(--radius-sm);
  color: var(--muted);
  background: transparent;
  transform: translateY(-50%);
  cursor: pointer;
}

.password-toggle:hover { color: var(--heading); background: var(--brand-soft); }
.password-toggle svg { position: absolute; width: 18px; height: 18px; }
.password-toggle__hide { display: none; }
.password-toggle[aria-pressed="true"] .password-toggle__show { display: none; }
.password-toggle[aria-pressed="true"] .password-toggle__hide { display: block; }

.remember-option {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: .8rem;
  cursor: pointer;
  user-select: none;
}

.remember-option input { position: absolute; opacity: 0; pointer-events: none; }

.remember-option__box {
  width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  flex: 0 0 19px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--panel-3);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.remember-option__box svg { width: 12px; height: 12px; color: var(--heading); opacity: 0; transform: scale(.6); transition: opacity var(--transition), transform var(--transition); }
.remember-option input:checked + .remember-option__box { border-color: var(--brand); background: var(--brand); }
.remember-option input:checked + .remember-option__box svg { opacity: 1; transform: scale(1); }
.remember-option input:focus-visible + .remember-option__box { box-shadow: 0 0 0 4px var(--brand-soft); }

.sign-in-button {
  width: 100%;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid var(--brand);
  border-radius: var(--radius-md);
  color: var(--logo-canvas);
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 13px 28px color-mix(in srgb, var(--brand) 28%, transparent);
  font-weight: 800;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.sign-in-button svg { width: 18px; height: 18px; transition: transform var(--transition); }
.sign-in-button:hover { transform: translateY(-2px); box-shadow: 0 17px 34px color-mix(in srgb, var(--brand) 36%, transparent); filter: saturate(1.1); }
.sign-in-button:hover svg { transform: translateX(3px); }
.sign-in-button:active { transform: translateY(0); }

.support-contact {
  display: grid;
  gap: 9px;
  margin-top: 18px;
  text-align: center;
}

.support-contact > span { color: var(--muted); font-size: .74rem; }
.support-contact a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  color: var(--heading);
  font-size: .8rem;
  font-weight: 800;
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
}
.support-contact a svg { width: 17px; height: 17px; }
.support-contact a:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-1px); }

.auth-support {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.auth-support > svg { width: 18px; height: 18px; flex: 0 0 18px; margin-top: 1px; color: var(--brand-accent); }
.auth-support p { display: grid; gap: 3px; margin: 0; font-size: .73rem; line-height: 1.45; }
.auth-support strong { color: var(--text); font-size: .76rem; }

.auth-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--muted);
  font-size: .68rem;
}

.auth-footer a:hover { color: var(--heading); }
.auth-footer > span[aria-hidden] { width: 3px; height: 3px; border-radius: 50%; background: var(--line-strong); }

@media (max-width: 900px) {
  .login-app { padding: 0; place-items: stretch; }

  .login-window {
    min-height: 100vh;
    min-height: 100dvh;
    grid-template-columns: 1fr;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .brand-pane { display: none; }

  .auth-pane {
    min-height: 100vh;
    min-height: 100dvh;
    padding: max(22px, env(safe-area-inset-top)) max(22px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(22px, env(safe-area-inset-left));
  }

  .mobile-brand {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .mobile-brand__logo { width: 42px; height: 42px; border-radius: 11px; }
  .mobile-brand__logo img { width: 100%; height: 100%; max-width: none; object-fit: cover; }
  .mobile-brand strong { color: var(--heading); font-size: .86rem; }
  .mobile-brand small { font-size: .65rem; }

  .theme-toggle { top: max(22px, env(safe-area-inset-top)); right: max(22px, env(safe-area-inset-right)); }
  .auth-card { padding: clamp(52px, 10vh, 90px) 0 42px; }
}

@media (max-width: 520px) {
  .auth-pane { padding-left: 20px; padding-right: 20px; }
  .auth-card { padding-top: clamp(42px, 8vh, 70px); }
  .auth-header { margin-bottom: 26px; }
  .auth-icon { width: 42px; height: 42px; margin-bottom: 18px; }
  .auth-header h2 { max-width: 12ch; font-size: 1.85rem; }
  .auth-footer { margin-top: auto; flex-wrap: wrap; }
}

@media (max-height: 720px) and (min-width: 901px) {
  .login-window { min-height: 650px; }
  .brand-pane__content { padding: 34px 0; }
  .brand-pane h1 { font-size: 3.2rem; }
  .auth-card { padding-top: 40px; padding-bottom: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}