/* cs-bihar-ui · /login page styles
   Two-column layout: ambient narrative (left) + sign-in card (right).
   Inspired by codedgar's IDE-status discipline + bridge.surf's restrained
   carousel + brandhousela's confident scale. Plain HTML/CSS/JS. */

.p-login {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: var(--bg-base);
  position: relative;
  overflow: hidden;
}

/* faint seal watermark behind everything */
.p-login::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/seal/seal-of-bihar.svg');
  background-repeat: no-repeat;
  background-position: 100% 50%;
  background-size: 880px auto;
  opacity: 0.025;
  pointer-events: none;
  z-index: 0;
  transform: translateX(20%);
}
[data-theme="dark"] .p-login::before { opacity: 0.045; filter: invert(1); }

/* ───────── Top bar ───────── */

.p-login__bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  position: relative; z-index: 2;
}

.p-login__bar-brand {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-xs);
  color: var(--ink-muted);
  text-transform: lowercase;
}
.p-login__bar-brand::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 4px;
  animation: c-pulse-dot 2s ease-in-out infinite;
}

.p-login__bar-meta {
  display: inline-flex; gap: var(--space-3); align-items: center;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-xs);
  text-transform: lowercase;
}

/* ───────── Main grid ───────── */

.p-login__main {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: var(--space-7);
  padding: var(--space-7) var(--space-6) var(--space-6);
  max-width: var(--max-content);
  margin-inline: auto;
  width: 100%;
  position: relative; z-index: 1;
  align-items: stretch;
}

@media (max-width: 880px) {
  .p-login__main {
    grid-template-columns: 1fr;
    padding: var(--space-5) var(--space-4);
  }
  .p-login__narrative { order: 2; }
  .p-login__card-wrap { order: 1; }
}

/* ───────── Left column — ambient narrative ───────── */

.p-login__narrative {
  position: relative;
  display: flex; flex-direction: column;
  justify-content: center;
  padding-block: var(--space-5);
}

.p-login__numeral {
  position: absolute;
  top: 0; left: 0;
  font-family: var(--font-mono);
  font-size: 96px;
  line-height: 1;
  color: var(--ink-muted);
  opacity: 0.18;
  font-weight: 500;
  user-select: none;
  pointer-events: none;
}

.p-login__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-xs);
  color: var(--ink-muted);
  text-transform: lowercase;
  margin-bottom: var(--space-4);
}

.p-login__display {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.6vw, 64px);
  line-height: 1.1;
  letter-spacing: -1.5px;
  font-weight: 400;
  color: var(--ink-primary);
  margin: 0 0 var(--space-2);
}
.p-login__display em {
  font-style: normal;
  background: linear-gradient(180deg, transparent 60%, var(--accent-soft) 60%);
  background-size: 100% 100%;
  padding-inline: 4px;
  margin-inline: -4px;
}

.p-login__display-en {
  font-family: var(--font-body);
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.4px;
  font-weight: 500;
  color: var(--ink-secondary);
  margin-top: var(--space-3);
}

.p-login__tagline {
  margin-top: var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-lead);
  line-height: var(--leading-lead);
  color: var(--ink-secondary);
  max-width: 440px;
}

/* Rotating prompt pills — Bridge.surf borrow, pure CSS */

.p-login__rotator {
  margin-top: var(--space-6);
  display: flex; align-items: center; gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  color: var(--ink-muted);
}

.p-login__rotator-label {
  white-space: nowrap;
  text-transform: lowercase;
  letter-spacing: var(--tracking-xs);
}
.p-login__rotator-label::before {
  content: ">";
  color: var(--accent);
  margin-right: 6px;
}

.p-login__rotator-window {
  position: relative;
  flex: 1;
  height: 22px;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}

.p-login__rotator-track {
  position: absolute;
  inset: 0;
  display: flex; flex-direction: column;
  animation: p-login-rotate 20s ease-in-out infinite;
}
.p-login__rotator-track > span {
  height: 22px; line-height: 22px;
  color: var(--ink-primary);
  white-space: nowrap;
}

@keyframes p-login-rotate {
  0%, 12.5%  { transform: translateY(0); }
  12.5%, 25%  { transform: translateY(-22px); }
  25%, 37.5%  { transform: translateY(-44px); }
  37.5%, 50%  { transform: translateY(-66px); }
  50%, 62.5%  { transform: translateY(-88px); }
  62.5%, 75%  { transform: translateY(-110px); }
  75%, 87.5%  { transform: translateY(-132px); }
  87.5%, 100% { transform: translateY(-154px); }
}

/* Metric strip — BrandHouse borrow */

.p-login__metrics {
  margin-top: var(--space-7);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line-hair);
  max-width: 540px;
}

.p-login__metric {
  display: flex; flex-direction: column;
  gap: 4px;
}
.p-login__metric-value {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.2vw, 36px);
  line-height: 1;
  letter-spacing: -1px;
  color: var(--ink-primary);
}
.p-login__metric-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-xs);
  color: var(--ink-muted);
  text-transform: lowercase;
}

/* ───────── Right column — sign-in card ───────── */

.p-login__card-wrap {
  display: grid;
  place-items: center;
  position: relative;
}

.p-login__card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-elev-1);
  border: 1px solid var(--line-hair);
  padding: var(--space-7) var(--space-6) var(--space-6);
  display: flex; flex-direction: column;
  gap: var(--space-5);
  position: relative;
}
/* hairline accent line on the left edge — small "you are here" cue */
.p-login__card::before {
  content: "";
  position: absolute;
  left: -1px; top: var(--space-7);
  width: 2px; height: 32px;
  background: var(--accent);
}

.p-login__card-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-xs);
  color: var(--ink-muted);
  text-transform: lowercase;
}

.p-login__seal {
  width: 56px; height: 56px;
  color: var(--accent);
  margin-bottom: var(--space-2);
}
.p-login__seal svg { width: 100%; height: 100%; }

.p-login__card-title {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 34px;
  letter-spacing: -0.6px;
  font-weight: 400;
  color: var(--ink-primary);
  margin: 0;
}

.p-login__card-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-base);
  color: var(--ink-secondary);
  margin: 0;
}

.p-login__form {
  display: flex; flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

.p-login__error {
  display: none;
  font-family: var(--font-mono);
  font-size: var(--text-mono);
  color: var(--state-stop);
  padding: var(--space-3) var(--space-4);
  border: 1px solid color-mix(in srgb, var(--state-stop) 30%, transparent);
  border-radius: var(--radius-1);
  background: color-mix(in srgb, var(--state-stop) 6%, transparent);
}
.p-login__error[data-visible="true"] { display: block; animation: p-login-shake 0.32s var(--ease-soft); }

@keyframes p-login-shake {
  0%, 100% { transform: translateX(0); }
  25%      { transform: translateX(-4px); }
  75%      { transform: translateX(4px); }
}

.p-login__divider {
  border: 0;
  height: 1px;
  background: var(--line-hair);
  margin: var(--space-3) 0 0;
}

.p-login__compliance {
  margin-top: var(--space-3);
}

/* signing-in state — button morphs into loader */
.p-login__form[data-submitting="true"] .c-btn--primary {
  pointer-events: none;
  opacity: 0.9;
}
.p-login__form[data-submitting="true"] .c-btn__label,
.p-login__form[data-submitting="true"] .c-btn__arrow { display: none; }

.c-btn__loader { display: none; align-items: center; gap: var(--space-3); }
.p-login__form[data-submitting="true"] .c-btn__loader { display: inline-flex; }

/* ───────── Status bar overrides for login page ───────── */

.p-login__statusbar {
  position: relative; z-index: 1;
}

/* ───────── Keyboard shortcut overlay ───────── */

.c-kbd-overlay {
  position: fixed; inset: 0; z-index: 200;
  display: none;
  align-items: center; justify-content: center;
  background: var(--bg-overlay);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.c-kbd-overlay[data-open="true"] { display: flex; animation: p-login-fade var(--dur-fast) var(--ease-soft); }

.c-kbd-panel {
  background: var(--bg-elev-1);
  border: 1px solid var(--line-rule);
  padding: var(--space-6);
  min-width: 320px; max-width: 460px;
  display: flex; flex-direction: column;
  gap: var(--space-4);
}
.c-kbd-panel__title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-xs);
  text-transform: lowercase;
  color: var(--ink-muted);
}
.c-kbd-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--line-hair);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--ink-secondary);
}
.c-kbd-row:last-child { border-bottom: 0; }
.c-kbd-keys { display: inline-flex; gap: 4px; }
.c-kbd-key {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 2px 8px;
  background: var(--bg-elev-2);
  border: 1px solid var(--line-rule);
  border-radius: var(--radius-1);
  color: var(--ink-primary);
}

@keyframes p-login-fade { from { opacity: 0; } to { opacity: 1; } }

/* ───────── Reduced motion ───────── */
@media (prefers-reduced-motion: reduce) {
  .p-login__rotator-track { animation: none; }
  .p-login__rotator-track > span { display: none; }
  .p-login__rotator-track > span:first-child { display: block; }
}