:root {
  --bg-main: linear-gradient(135deg, #020918, #071833 42%, #0a2f7e 100%);
  --orb-one: rgba(31, 94, 214, 0.34);
  --orb-two: rgba(78, 134, 255, 0.22);

  --panel-bg: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
  --panel-inner: linear-gradient(180deg, rgba(5,17,42,0.66), rgba(5,17,42,0.42));
  --surface: rgba(255,255,255,0.08);
  --surface-strong: rgba(255,255,255,0.12);
  --surface-soft: rgba(255,255,255,0.06);
  --line: rgba(255,255,255,0.14);

  --text-main: #ffffff;
  --text-soft: rgba(255,255,255,0.82);
  --text-muted: rgba(255,255,255,0.66);

  --accent-main: linear-gradient(135deg, #06173e, #1f5ed6);
  --accent-alt: linear-gradient(135deg, #0a2f7e, #4e86ff);
  --accent-solid: #1f5ed6;

  --input-bg: rgba(255,255,255,0.08);
  --input-border: rgba(255,255,255,0.10);

  --shadow-xl: 0 30px 70px rgba(3, 16, 45, 0.28);
  --shadow-lg: 0 20px 44px rgba(3, 16, 45, 0.20);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --container: 1220px;

  --switch-duration: 420ms;
}

html.mode-admin {
  --bg-main: linear-gradient(135deg, #020918, #071833 42%, #0a2f7e 100%);
  --orb-one: rgba(31, 94, 214, 0.34);
  --orb-two: rgba(78, 134, 255, 0.20);

  --panel-bg: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
  --panel-inner: linear-gradient(180deg, rgba(5,17,42,0.66), rgba(5,17,42,0.42));

  --accent-main: linear-gradient(135deg, #06173e, #1f5ed6);
  --accent-alt: linear-gradient(135deg, #0a2f7e, #4e86ff);
  --accent-solid: #1f5ed6;
}

html.mode-client {
  --bg-main: linear-gradient(135deg, #04131f, #0a3350 38%, #0ea5e9 100%);
  --orb-one: rgba(14, 165, 233, 0.34);
  --orb-two: rgba(103, 232, 249, 0.24);

  --panel-bg: linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0.08));
  --panel-inner: linear-gradient(180deg, rgba(7,31,53,0.60), rgba(7,31,53,0.34));

  --accent-main: linear-gradient(135deg, #0284c7, #22d3ee);
  --accent-alt: linear-gradient(135deg, #0ea5e9, #67e8f9);
  --accent-solid: #22d3ee;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text-main);
  overflow-x: hidden;
  background: var(--bg-main);
  transition:
    background var(--switch-duration) ease,
    color var(--switch-duration) ease;
}

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

button,
input {
  font: inherit;
}

.login-shell {
  position: relative;
  min-height: 100vh;
  padding: 28px;
  isolation: isolate;
}

.login-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
  transition:
    background var(--switch-duration) ease,
    opacity var(--switch-duration) ease,
    transform var(--switch-duration) ease;
  animation: orbMove 12s ease-in-out infinite alternate;
}

.login-orb--one {
  width: 360px;
  height: 360px;
  top: -80px;
  left: -120px;
  background: var(--orb-one);
}

.login-orb--two {
  width: 320px;
  height: 320px;
  right: -90px;
  bottom: -80px;
  background: var(--orb-two);
  animation-duration: 14s;
}

.login-scene {
  width: min(100%, var(--container));
  margin: 0 auto;
  min-height: calc(100vh - 56px);
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 28px;
  align-items: center;
}

.login-hero {
  position: relative;
  padding: 36px;
}

.login-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.login-brand__mark {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 1.45rem;
  color: #fff;
  background: var(--accent-main);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.18);
  transition:
    background var(--switch-duration) ease,
    transform var(--switch-duration) ease;
}

.login-brand__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.login-brand__text strong {
  font-size: 1rem;
}

.login-brand__text span {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--switch-duration) ease;
}

.login-hero__content {
  margin-top: 62px;
  max-width: 560px;
}

.login-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: #fff;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition:
    background var(--switch-duration) ease,
    border-color var(--switch-duration) ease,
    transform var(--switch-duration) ease;
}

.login-hero h1 {
  margin: 18px 0 16px;
  font-size: clamp(2.2rem, 4vw, 4.15rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.login-hero p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-soft);
  transition: color var(--switch-duration) ease;
}

.login-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.login-hero__chips span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 13px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 800;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  transition:
    background var(--switch-duration) ease,
    border-color var(--switch-duration) ease,
    transform 0.25s ease;
}

.login-modal-wrap {
  display: flex;
  justify-content: center;
}

.login-modal {
  position: relative;
  width: min(100%, 620px);
  border-radius: var(--radius-xl);
  padding: 22px;
  overflow: hidden;
  background: var(--panel-bg);
  border: 1px solid var(--line);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.12),
    var(--shadow-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition:
    background var(--switch-duration) ease,
    border-color var(--switch-duration) ease,
    box-shadow var(--switch-duration) ease,
    transform 0.3s ease;
}

.login-modal__glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.12), transparent 24%),
    radial-gradient(circle at 82% 18%, rgba(255,255,255,0.09), transparent 20%);
  pointer-events: none;
  transition: opacity var(--switch-duration) ease;
}

.login-modal__topbar,
.login-modal__body {
  position: relative;
  z-index: 2;
}

.login-modal__topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.login-modal__dots {
  display: flex;
  gap: 8px;
}

.login-modal__dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.28);
}

.login-switch {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.10);
  transition:
    background var(--switch-duration) ease,
    border-color var(--switch-duration) ease;
}

.login-switch__btn {
  border: 0;
  border-radius: 999px;
  padding: 12px 14px;
  cursor: pointer;
  font-weight: 800;
  color: rgba(255,255,255,0.84);
  background: transparent;
  transition:
    transform 0.25s ease,
    background var(--switch-duration) ease,
    color var(--switch-duration) ease,
    box-shadow var(--switch-duration) ease;
}

.login-switch__btn:hover {
  transform: translateY(-1px);
}

.login-switch__btn.is-active {
  color: #fff;
  background: var(--accent-main);
  box-shadow: 0 14px 26px rgba(0,0,0,0.18);
}

.login-panel {
  border-radius: var(--radius-lg);
  padding: 26px;
  background: var(--panel-inner);
  border: 1px solid rgba(255,255,255,0.08);
  transition:
    background var(--switch-duration) ease,
    border-color var(--switch-duration) ease,
    transform 0.3s ease;
}

.login-panel__head small {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--switch-duration) ease;
}

.login-panel__head h2 {
  margin: 0 0 10px;
  font-size: 1.72rem;
  line-height: 1.08;
}

.login-panel__head p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.7;
  transition: color var(--switch-duration) ease;
}

.login-alert {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 18px;
  font-size: 0.92rem;
  font-weight: 700;
  color: #fff;
  background: rgba(214, 34, 42, 0.20);
  border: 1px solid rgba(255,255,255,0.12);
}

.login-form {
  margin-top: 22px;
  display: grid;
  gap: 16px;
}

.login-field {
  display: grid;
  gap: 8px;
}

.login-field span {
  font-size: 0.9rem;
  font-weight: 800;
  color: rgba(255,255,255,0.92);
}

.login-field input {
  width: 100%;
  height: 56px;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  padding: 0 16px;
  color: #fff;
  background: var(--input-bg);
  outline: none;
  transition:
    border-color 0.22s ease,
    box-shadow 0.22s ease,
    transform 0.22s ease,
    background var(--switch-duration) ease;
}

.login-field input::placeholder {
  color: rgba(255,255,255,0.44);
}

.login-field input:focus {
  border-color: rgba(255,255,255,0.26);
  box-shadow: 0 0 0 4px rgba(255,255,255,0.06);
  transform: translateY(-1px);
}

.login-password {
  position: relative;
}

.login-password__toggle {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  color: #fff;
  background: rgba(255,255,255,0.08);
  transition: background 0.25s ease, transform 0.25s ease;
}

.login-password__toggle:hover {
  transform: translateY(-50%) scale(1.04);
}

.login-submit {
  margin-top: 6px;
  height: 56px;
  border: 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 900;
  font-size: 1rem;
  color: #fff;
  background: var(--accent-main);
  box-shadow: var(--shadow-lg);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background var(--switch-duration) ease;
}

.login-submit:hover {
  transform: translateY(-2px);
}

.login-footer-note {
  margin-top: 16px;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--text-muted);
  transition: color var(--switch-duration) ease;
}

/* transición entre modos */
.mode-switching .login-hero__eyebrow,
.mode-switching .login-hero h1,
.mode-switching .login-hero p,
.mode-switching .login-hero__chips,
.mode-switching .login-panel__head,
.mode-switching .login-form,
.mode-switching .login-footer-note {
  animation: modeContentSwap var(--switch-duration) ease;
}

.mode-switching .login-modal {
  animation: modePanelShift var(--switch-duration) ease;
}

.mode-switching .login-brand__mark {
  animation: modeBadgeBounce var(--switch-duration) ease;
}

@keyframes modeContentSwap {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
  40% {
    opacity: 0;
    transform: translateY(12px) scale(0.985);
    filter: blur(3px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes modePanelShift {
  0% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(10px) scale(0.99);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}

@keyframes modeBadgeBounce {
  0% {
    transform: scale(1) rotate(0deg);
  }
  50% {
    transform: scale(1.08) rotate(-4deg);
  }
  100% {
    transform: scale(1) rotate(0deg);
  }
}

@keyframes orbMove {
  0% {
    transform: translate3d(0,0,0) scale(1);
  }
  100% {
    transform: translate3d(14px,-10px,0) scale(1.06);
  }
}

@media (max-width: 980px) {
  .login-scene {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .login-hero {
    padding: 12px 8px 0;
  }

  .login-hero__content {
    margin-top: 28px;
    max-width: 100%;
  }

  .login-hero h1 {
    font-size: clamp(2rem, 7vw, 3rem);
  }

  .login-hero p {
    font-size: 0.96rem;
    line-height: 1.72;
  }
}

@media (max-width: 640px) {
  .login-shell {
    padding: 14px;
  }

  .login-modal {
    border-radius: 24px;
    padding: 14px;
  }

  .login-modal__topbar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .login-panel {
    padding: 18px 16px;
    border-radius: 20px;
  }

  .login-panel__head h2 {
    font-size: 1.35rem;
  }

  .login-field input,
  .login-submit {
    height: 52px;
    border-radius: 16px;
  }

  .login-switch__btn {
    padding: 11px 10px;
    font-size: 0.9rem;
  }

  .login-hero__chips span {
    font-size: 0.68rem;
    padding: 8px 10px;
  }
}

.login-hero__actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.login-back-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 800;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.12), rgba(255,255,255,0.03)),
    linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease;
}

.login-back-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 34px rgba(0, 0, 0, 0.22);
  border-color: rgba(255,255,255,0.26);
}

html.mode-client .login-back-btn {
  background:
    linear-gradient(135deg, rgba(255,255,255,0.12), rgba(255,255,255,0.04)),
    linear-gradient(135deg, rgba(14,165,233,0.20), rgba(34,211,238,0.12));
}

@media (max-width: 640px) {
  .login-hero__actions {
    margin-top: 18px;
  }

  .login-back-btn {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.84rem;
  }
}