/**
 * Login — full-viewport SaaS auth for Panda Payroll
 */

:root {
  --login-ink: #111827;
  --login-muted: #6b7280;
  --login-line: #e5e7eb;
  --login-canvas: #f3f4f6;
  --login-surface: #ffffff;
  --login-accent: #0f766e;
  --login-accent-hover: #0d9488;
  --login-accent-deep: #115e59;
  --login-accent-soft: #f0fdfa;
  --login-accent-ring: rgba(15, 118, 110, 0.18);
  --login-radius: 10px;
  --login-font: "Plus Jakarta Sans", "Segoe UI", sans-serif;
}

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

html {
  height: 100%;
}

body.login-body {
  margin: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  grid-template-rows: minmax(0, 1fr);
  font-family: var(--login-font);
  color: var(--login-ink);
  background: #fff;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}

/* —— Brand panel —— */
.login-brand {
  position: relative;
  min-height: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(2rem, 4.5vw, 3.5rem);
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(ellipse 90% 70% at 12% 18%, rgba(45, 212, 191, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 50% at 88% 88%, rgba(15, 118, 110, 0.28), transparent 50%),
    linear-gradient(160deg, #0a0f14 0%, #111827 42%, #0f1f24 100%);
}

.login-brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.7;
  mask-image: linear-gradient(135deg, #000 10%, transparent 70%);
  pointer-events: none;
}

.login-brand::after {
  content: "";
  position: absolute;
  width: 34rem;
  height: 34rem;
  right: -12rem;
  top: 35%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.16), transparent 68%);
  pointer-events: none;
  animation: login-glow 16s ease-in-out infinite alternate;
}

@keyframes login-glow {
  from {
    transform: translate(0, 0) scale(1);
    opacity: 0.65;
  }
  to {
    transform: translate(-2rem, 1.25rem) scale(1.1);
    opacity: 1;
  }
}

.login-brand-top,
.login-brand-main,
.login-brand-foot {
  position: relative;
  z-index: 1;
}

.login-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.login-brand-mark img {
  width: 2.1rem;
  height: 2.1rem;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.login-brand-mark span {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.login-brand-main {
  max-width: 28rem;
}

.login-brand-eyebrow {
  margin: 0 0 1rem;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(153, 246, 228, 0.85);
}

.login-brand-main h1 {
  margin: 0;
  font-size: clamp(2.55rem, 5vw, 3.65rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.02;
}

.login-brand-main p {
  margin: 1.25rem 0 0;
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.68);
  max-width: 23rem;
}

.login-brand-foot {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.38);
  letter-spacing: 0.02em;
}

/* —— Form panel —— */
.login-panel {
  min-height: 0;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 4vw, 3rem);
  overflow: auto;
  background:
    radial-gradient(ellipse 55% 40% at 100% 0%, rgba(15, 118, 110, 0.06), transparent 60%),
    var(--login-canvas);
}

.login-card {
  width: 100%;
  max-width: 23.5rem;
  animation: login-rise 0.5s ease both;
}

@keyframes login-rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-card-head {
  margin-bottom: 1.75rem;
}

.login-card-head .login-mobile-brand {
  display: none;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
}

.login-card-head .login-mobile-brand img {
  width: 1.75rem;
  height: 1.75rem;
}

.login-card-head .login-mobile-brand span {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.login-card-head h2 {
  margin: 0;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--login-ink);
}

.login-card-head p {
  margin: 0.45rem 0 0;
  font-size: 0.95rem;
  color: var(--login-muted);
  line-height: 1.45;
}

.login-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 1.1rem;
  padding: 0.8rem 0.9rem;
  border-radius: var(--login-radius);
  border: 1px solid transparent;
  font-size: 0.875rem;
  line-height: 1.4;
}

.login-alert-error {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

.login-alert-success {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.login-alert button {
  margin-left: auto;
  border: none;
  background: transparent;
  color: inherit;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.6;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-field label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
  font-weight: 650;
  color: var(--login-ink);
}

.login-field input {
  width: 100%;
  padding: 0.82rem 0.9rem;
  border: 1px solid var(--login-line);
  border-radius: var(--login-radius);
  background: var(--login-surface);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--login-ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-field input::placeholder {
  color: #9ca3af;
}

.login-field input:focus {
  outline: none;
  border-color: var(--login-accent);
  box-shadow: 0 0 0 3px var(--login-accent-ring);
}

.login-password {
  position: relative;
}

.login-password input {
  padding-right: 2.75rem;
}

.login-password-toggle {
  position: absolute;
  right: 0.4rem;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--login-muted);
  cursor: pointer;
}

.login-password-toggle:hover {
  background: var(--login-accent-soft);
  color: var(--login-accent-deep);
}

.login-password-toggle .eye-hide {
  display: none;
}

.login-password-toggle.showing .eye-show {
  display: none;
}

.login-password-toggle.showing .eye-hide {
  display: block;
}

.login-password-toggle svg {
  width: 1.1rem;
  height: 1.1rem;
}

.login-row {
  display: flex;
  justify-content: flex-end;
  margin-top: -0.2rem;
}

.login-row a {
  font-size: 0.85rem;
  font-weight: 650;
  color: var(--login-accent-deep);
  text-decoration: none;
}

.login-row a:hover {
  color: var(--login-accent-hover);
  text-decoration: underline;
}

.login-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.88rem 1rem;
  border: none;
  border-radius: var(--login-radius);
  background: var(--login-accent);
  color: #fff;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 650;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.12s ease;
}

.login-submit:hover {
  background: var(--login-accent-hover);
}

.login-submit:active {
  transform: translateY(1px);
}

.login-submit.loading {
  opacity: 0.85;
  cursor: wait;
}

.login-submit .btn-spinner {
  display: none;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: login-spin 0.7s linear infinite;
}

.login-submit.loading .btn-spinner {
  display: inline-block;
}

@keyframes login-spin {
  to {
    transform: rotate(360deg);
  }
}

.login-footer {
  margin-top: 1.6rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--login-muted);
}

.login-footer a {
  color: var(--login-accent-deep);
  font-weight: 650;
  text-decoration: none;
}

.login-footer a:hover {
  color: var(--login-accent-hover);
  text-decoration: underline;
}

.login-verify {
  margin-top: 1.25rem;
  padding: 0.9rem 1rem;
  border-radius: var(--login-radius);
  background: var(--login-accent-soft);
  border: 1px solid #99f6e4;
  font-size: 0.875rem;
  color: var(--login-accent-deep);
}

.login-verify p {
  margin: 0 0 0.55rem;
}

.login-verify button {
  border: none;
  background: transparent;
  padding: 0;
  color: var(--login-accent);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 650;
  text-decoration: underline;
  cursor: pointer;
}

/* Toasts */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 22rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--login-line);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.1);
  color: var(--login-ink);
  font-size: 0.875rem;
  transform: translateX(110%);
  transition: transform 0.25s ease, opacity 0.25s ease;
  position: relative;
}

.toast.show {
  transform: translateX(0);
}

.toast.fade-out {
  opacity: 0;
  transform: translateX(110%);
}

.toast-main {
  display: flex;
  gap: 0.65rem;
  flex: 1;
}

.toast-title {
  font-weight: 650;
  margin-bottom: 0.15rem;
}

.toast-message {
  color: var(--login-muted);
  line-height: 1.4;
}

.toast-close {
  border: none;
  background: transparent;
  color: #94a3b8;
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
}

.toast-error {
  border-left: 3px solid #dc2626;
}

.toast-success {
  border-left: 3px solid #16a34a;
}

.toast-info,
.toast-warning {
  border-left: 3px solid var(--login-accent);
}

.toast-action-btn {
  margin-top: 0.5rem;
  padding: 0.4rem 0.7rem;
  border: none;
  border-radius: 8px;
  background: var(--login-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
}

@media (max-width: 900px) {
  body.login-body {
    grid-template-columns: 1fr;
    overflow: auto;
  }

  .login-brand {
    display: none;
  }

  .login-card-head .login-mobile-brand {
    display: inline-flex;
  }

  .login-panel {
    min-height: 100vh;
    min-height: 100dvh;
    height: auto;
    align-items: flex-start;
    padding-top: 2.75rem;
    padding-bottom: 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-card,
  .login-brand::after,
  .login-submit .btn-spinner {
    animation: none !important;
  }
}