:root {
  --cw-blue: #00578d;
  --cw-blue-dark: #003f66;
  --cw-indigo: #2c3f5c;
  --cw-cyan: #00a5c5;
  --cw-teal: #007f7b;
  --cw-ink: #10202b;
  --cw-muted: #66747d;
  --cw-paper: #f3f1ea;
  --cw-white: #fff;
  --cw-line: rgba(0, 63, 102, 0.18);
  --cw-shadow: 0 30px 80px rgba(0, 43, 69, 0.16);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--cw-ink);
  background: var(--cw-paper);
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
}

.brand__mark {
  position: relative;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.brand__mark::before,
.brand__mark::after {
  position: absolute;
  width: 12px;
  height: 2px;
  background: currentColor;
  content: "";
  transform: rotate(-35deg);
}

.brand__mark::before {
  transform: translate(-3px, -2px) rotate(55deg);
}

.brand__mark::after {
  transform: translate(4px, 1px) rotate(-55deg);
}

.brand__name {
  font-size: 1rem;
  font-weight: 760;
  letter-spacing: -0.035em;
}

.brand__byline {
  display: block;
  margin-top: 0.08rem;
  color: currentColor;
  font-size: 0.58rem;
  font-weight: 650;
  letter-spacing: 0.13em;
  opacity: 0.58;
  text-transform: uppercase;
}

.concept-switcher {
  position: fixed;
  z-index: 30;
  top: 1rem;
  left: 50%;
  display: flex;
  padding: 0.25rem;
  border: 1px solid rgba(0, 63, 102, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 8px 30px rgba(0, 43, 69, 0.09);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  transform: translateX(-50%);
}

.concept-switcher a {
  min-width: 2rem;
  padding: 0.42rem 0.65rem;
  border-radius: 999px;
  color: #47616f;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
}

.concept-switcher a[aria-current="page"] {
  color: white;
  background: var(--cw-blue);
}

.concept-switcher--dark {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(0, 31, 50, 0.62);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.concept-switcher--dark a {
  color: rgba(255, 255, 255, 0.68);
}

.eyebrow {
  margin: 0;
  color: var(--cw-blue);
  font-size: 0.66rem;
  font-weight: 780;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.login-form {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.field label {
  color: inherit;
  font-size: 0.74rem;
  font-weight: 720;
  letter-spacing: 0.025em;
}

.field a,
.login-meta a {
  color: inherit;
  font-size: 0.7rem;
  opacity: 0.62;
  text-underline-offset: 0.18rem;
}

.field__control {
  position: relative;
}

.field input[type="email"],
.field input[type="password"],
.field input[type="text"] {
  width: 100%;
  min-height: 3.15rem;
  padding: 0 1rem;
  border: 1px solid rgba(0, 63, 102, 0.19);
  border-radius: 0.45rem;
  outline: none;
  color: var(--cw-ink);
  background: rgba(255, 255, 255, 0.82);
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.field input[type="password"],
.field input[type="text"] {
  padding-right: 3.4rem;
}

.field input:focus {
  border-color: var(--cw-cyan);
  background: white;
  box-shadow: 0 0 0 4px rgba(0, 165, 197, 0.12);
}

.password-toggle {
  position: absolute;
  top: 50%;
  right: 0.55rem;
  display: grid;
  width: 2.3rem;
  height: 2.3rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  place-items: center;
  color: inherit;
  background: transparent;
  cursor: pointer;
  opacity: 0.6;
  transform: translateY(-50%);
}

.password-toggle:hover,
.password-toggle:focus-visible {
  background: rgba(0, 87, 141, 0.08);
  opacity: 1;
}

.password-toggle svg {
  width: 1rem;
  height: 1rem;
}

.remember {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: inherit;
  font-size: 0.72rem;
  cursor: pointer;
}

.remember input {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--cw-blue);
}

.login-button {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.1rem;
  border: 1px solid var(--cw-blue);
  border-radius: 0.45rem;
  color: white;
  background: var(--cw-blue);
  cursor: pointer;
  font-weight: 720;
  transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.login-button:hover {
  background: var(--cw-blue-dark);
  box-shadow: 0 10px 24px rgba(0, 87, 141, 0.22);
  transform: translateY(-1px);
}

.login-button:active {
  transform: translateY(0);
}

.login-button__arrow {
  font-size: 1.2rem;
  line-height: 1;
  transition: transform 160ms ease;
}

.login-button:hover .login-button__arrow {
  transform: translateX(3px);
}

.login-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.demo-notice {
  display: none;
  margin: 0;
  color: var(--cw-teal);
  font-size: 0.72rem;
  font-weight: 650;
}

.demo-notice.is-visible {
  display: block;
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.legal-links a {
  color: inherit;
  font-size: 0.65rem;
  opacity: 0.57;
  text-decoration: none;
}

.legal-links a:hover {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}

/* Concept 01: The Ledger */
.ledger-page {
  overflow-x: hidden;
  background:
    linear-gradient(rgba(0, 87, 141, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 87, 141, 0.055) 1px, transparent 1px),
    #f4f6f3;
  background-size: 42px 42px;
}

.ledger-shell {
  position: relative;
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(0, 1.35fr) minmax(390px, 0.65fr);
}

.ledger-main {
  position: relative;
  display: grid;
  overflow: hidden;
  min-height: 100vh;
  padding: clamp(2rem, 4vw, 4.5rem);
  padding-bottom: 2rem;
  border-right: 1px solid var(--cw-line);
  grid-template-rows: auto 1fr auto;
}

.ledger-main::before {
  position: absolute;
  top: 18%;
  right: -10rem;
  width: clamp(28rem, 48vw, 48rem);
  height: clamp(28rem, 48vw, 48rem);
  border: 1px solid rgba(0, 165, 197, 0.26);
  border-radius: 50%;
  box-shadow:
    0 0 0 4rem rgba(0, 87, 141, 0.025),
    0 0 0 8rem rgba(0, 87, 141, 0.018);
  content: "";
}

.ledger-brand {
  z-index: 1;
  color: var(--cw-blue-dark);
}

.ledger-copy {
  z-index: 1;
  align-self: center;
  max-width: 49rem;
  padding: 7rem 0 4rem;
}

.ledger-copy h1 {
  max-width: 10ch;
  margin: 1rem 0 1.6rem;
  color: var(--cw-blue-dark);
  font-size: clamp(4.1rem, 8.5vw, 9.4rem);
  font-weight: 630;
  letter-spacing: -0.075em;
  line-height: 0.82;
}

.ledger-copy h1 span {
  display: block;
  color: inherit;
}

.ledger-copy__note {
  max-width: 30rem;
  margin: 0 0 0 0.4rem;
  padding-left: 1rem;
  border-left: 2px solid var(--cw-cyan);
  color: #4d626d;
  font-size: clamp(0.82rem, 1.2vw, 1rem);
  line-height: 1.65;
}

.ledger-index {
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--cw-line);
  padding-top: 1rem;
  color: #56707d;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ledger-index__signal {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.ledger-login {
  position: relative;
  display: grid;
  min-height: 100vh;
  padding: clamp(5.5rem, 9vh, 8rem) clamp(2rem, 5vw, 5rem) 2rem;
  background: rgba(249, 250, 247, 0.88);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  grid-template-rows: 1fr auto;
}

.ledger-login__panel {
  width: 100%;
  max-width: 27rem;
  min-height: 34rem;
  align-self: center;
  justify-self: center;
}

.ledger-login h2 {
  margin: 0 0 2rem;
  color: var(--cw-ink);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 630;
  letter-spacing: -0.055em;
}

.ledger-login__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  color: var(--cw-blue-dark);
}

.ledger-login__footer small {
  font-size: 0.62rem;
  opacity: 0.5;
}


.ledger-brand img { width: 190px; max-width: 100%; height: auto; }
.ledger-page .login-form .mb-3 { margin-bottom: 0 !important; }
.ledger-page .login-form .form-control { min-height: 3.15rem; border-radius: .45rem; }
.ledger-page .login-form label { display: block; font-size: .74rem; font-weight: 650; }
.ledger-page .login-form .form-check label { font-weight: 400; }
.ledger-page .login-form .form-check-input { accent-color: var(--cw-blue); }
.ledger-page .login-form .input-group { flex-wrap: nowrap; }
.ledger-page .password-toggle { position: static; width: 3rem; border: 1px solid var(--cw-line); border-left: 0; background: white; border-radius: 0 .45rem .45rem 0; }
.ledger-page .ledger-copy h1 { font-size: clamp(3rem, 5vw, 5.8rem); max-width: none; line-height: 1.08; }
@media (max-width: 960px) {
 .ledger-shell { grid-template-columns: 1fr; }
 .ledger-main { min-height: 55vh; border-right: 0; border-bottom: 1px solid var(--cw-line); }
 .ledger-copy { padding: 4rem 0; }
 .ledger-login { min-height: auto; padding: 3rem 2rem 2rem; }
}
@media (max-width: 720px) {
 .ledger-main { min-height: auto; padding: 1.4rem; }
 .ledger-main::before { right: -16rem; }
 .ledger-page .ledger-copy h1 { font-size: clamp(1.6rem, 8vw, 3rem); }
 .ledger-copy { padding: 3rem 0; }
 .ledger-login { padding: 3rem 1.4rem 1.4rem; }
 .ledger-index span:last-child { display: none; }
}
.ledger-dev-login { position: absolute; top: 1rem; right: 1.4rem; z-index: 10; color: var(--cw-blue-dark); font-size: .75rem; }
.ledger-page { font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; }
.ledger-page .ledger-copy h1 { letter-spacing: -.045em; }
.ledger-page .login-form .input-group .form-control { flex: 1 1 auto; width: 1%; min-width: 0; border-radius: .45rem 0 0 .45rem; }
.ledger-page .password-toggle { transform: none; flex: 0 0 3rem; height: 3.15rem; }

.ledger-index, .ledger-login__footer { align-items: baseline; min-height: 2.5rem; padding-top: 1rem; line-height: 1.5; }
.ledger-login__footer { border-top: 1px solid transparent; font-size: .62rem; }
.ledger-login__footer .legal-links a, .ledger-login__footer small { font-size: .62rem; line-height: 1.5; white-space: nowrap; }