/* ===========================
   LOGIN.CSS — Inspeção Andaimes
   Dark premium glassmorphism
   =========================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --clr-bg-1: #0a0f1e;
  --clr-bg-2: #0d1a35;
  --clr-accent: #2563eb;
  --clr-accent-light: #3b82f6;
  --clr-accent-glow: rgba(37, 99, 235, 0.35);
  --clr-gold: #f59e0b;
  --clr-glass: rgba(255, 255, 255, 0.05);
  --clr-glass-border: rgba(255, 255, 255, 0.1);
  --clr-text: #e2e8f0;
  --clr-text-muted: #94a3b8;
  --clr-error: #f87171;
  --clr-error-bg: rgba(248, 113, 113, 0.1);
  --clr-input-bg: rgba(255, 255, 255, 0.06);
  --clr-input-border: rgba(255, 255, 255, 0.12);
  --clr-input-focus: #3b82f6;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --font: 'Inter', sans-serif;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  height: 100%;
  font-family: var(--font);
  background: var(--clr-bg-1);
  color: var(--clr-text);
  overflow-x: hidden;
}

/* ---- Background Grid ---- */
.bg-grid {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(37,99,235,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(245,158,11,0.06) 0%, transparent 60%),
    linear-gradient(160deg, var(--clr-bg-1) 0%, var(--clr-bg-2) 100%);
  z-index: 0;
}

/* ---- Floating particles ---- */
.particles {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--clr-accent-light);
  opacity: 0;
  animation: float-up linear infinite;
}

@keyframes float-up {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 0.4; }
  90%  { opacity: 0.15; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ---- Main Layout ---- */
.login-wrapper {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  gap: 1.5rem;
}

/* ---- Brand ---- */
.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  animation: fade-in-down 0.6s var(--transition) both;
}

.brand-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-gold));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  padding: 10px;
  box-shadow: 0 0 24px var(--clr-accent-glow);
}

.brand-icon svg {
  width: 100%;
  height: 100%;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #fff;
  line-height: 1;
}

.brand-subtitle {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
  margin-top: 3px;
  text-transform: uppercase;
}

/* ---- Login Card ---- */
.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--clr-glass);
  border: 1px solid var(--clr-glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 2.5rem 2rem;
  box-shadow:
    0 4px 6px rgba(0,0,0,0.3),
    0 20px 60px rgba(0,0,0,0.4),
    inset 0 1px 0 rgba(255,255,255,0.08);
  animation: fade-in-up 0.7s var(--transition) 0.1s both;
}

.card-header {
  margin-bottom: 2rem;
  text-align: center;
}

.card-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.4rem;
}

.card-header p {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
}

/* ---- Form ---- */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.label-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper input {
  width: 100%;
  background: var(--clr-input-bg);
  border: 1px solid var(--clr-input-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--clr-text);
  font-family: var(--font);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.input-wrapper input::placeholder {
  color: rgba(148, 163, 184, 0.5);
}

.input-wrapper input:focus {
  border-color: var(--clr-input-focus);
  background: rgba(37, 99, 235, 0.08);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.form-group.has-error .input-wrapper input {
  border-color: var(--clr-error);
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.15);
}

/* Password toggle */
.toggle-pwd {
  position: absolute;
  right: 0.75rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--clr-text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color var(--transition);
}

.toggle-pwd:hover { color: var(--clr-text); }

.toggle-pwd svg {
  width: 18px;
  height: 18px;
}

#senha { padding-right: 2.75rem; }

/* Field errors */
.field-error {
  font-size: 0.75rem;
  color: var(--clr-error);
  min-height: 16px;
  transition: opacity var(--transition);
}

/* Alert error box */
.alert-error {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  background: var(--clr-error-bg);
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--clr-error);
  animation: shake 0.4s ease;
}

.alert-error svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ---- Submit Button ---- */
.btn-entrar {
  margin-top: 0.5rem;
  width: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background: linear-gradient(135deg, var(--clr-accent), #1d4ed8);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  box-shadow: 0 4px 15px var(--clr-accent-glow);
}

.btn-entrar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-entrar:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--clr-accent-glow);
}

.btn-entrar:hover::before { opacity: 1; }

.btn-entrar:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px var(--clr-accent-glow);
}

.btn-entrar:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-arrow, .btn-text { transition: opacity var(--transition); }

.btn-arrow {
  width: 18px;
  height: 18px;
}

/* Spinner */
.spinner-svg {
  width: 20px;
  height: 20px;
  animation: spin 0.8s linear infinite;
}

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

/* ---- Card Footer ---- */
.card-footer {
  margin-top: 1.75rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  border-top: 1px solid var(--clr-glass-border);
  padding-top: 1.25rem;
}

/* ---- Copyright ---- */
.copyright {
  font-size: 0.72rem;
  color: rgba(148, 163, 184, 0.4);
  text-align: center;
  animation: fade-in 1s ease 0.6s both;
}

/* ---- Animations ---- */
@keyframes fade-in-down {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
  .login-card {
    padding: 2rem 1.25rem;
    border-radius: var(--radius-md);
  }
}

/* ================================================================
   LIGHT THEME — substitui as variáveis de cor da página de login
   ================================================================ */
html[data-theme="light"] {
  --clr-bg-1:         #e8edf5;
  --clr-bg-2:         #dde4f0;
  --clr-accent:       #1e40af;
  --clr-accent-light: #2563eb;
  --clr-accent-glow:  rgba(30, 64, 175, 0.18);
  --clr-gold:         #d97706;
  --clr-glass:        rgba(255, 255, 255, 0.75);
  --clr-glass-border: rgba(0, 0, 0, 0.10);
  --clr-text:         #1e293b;
  --clr-text-muted:   #64748b;
  --clr-error:        #dc2626;
  --clr-error-bg:     rgba(220, 38, 38, 0.08);
  --clr-input-bg:     rgba(255, 255, 255, 0.85);
  --clr-input-border: rgba(0, 0, 0, 0.15);
  --clr-input-focus:  #2563eb;
}

html[data-theme="light"] body {
  background: var(--clr-bg-1);
  color: var(--clr-text);
}

html[data-theme="light"] .bg-grid {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(30,64,175,0.10) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(217,119,6,0.05) 0%, transparent 60%),
    linear-gradient(160deg, var(--clr-bg-1) 0%, var(--clr-bg-2) 100%);
}

html[data-theme="light"] .particle {
  background: var(--clr-accent-light);
}

html[data-theme="light"] .login-card {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.10);
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.06),
    0 20px 60px rgba(0, 0, 0, 0.10),
    inset 0 1px 0 rgba(255, 255, 255, 0.90);
}

html[data-theme="light"] .card-header h1 { color: #0f172a; }
html[data-theme="light"] .card-header p  { color: #64748b; }

html[data-theme="light"] .input-wrapper input {
  background:    rgba(255, 255, 255, 0.90);
  border-color:  rgba(0, 0, 0, 0.15);
  color:         #1e293b;
}
html[data-theme="light"] .input-wrapper input::placeholder {
  color: rgba(100, 116, 139, 0.6);
}
html[data-theme="light"] .input-wrapper input:focus {
  border-color: var(--clr-input-focus);
  background:   rgba(255, 255, 255, 1);
  box-shadow:   0 0 0 3px rgba(30, 64, 175, 0.15);
}

html[data-theme="light"] .card-footer {
  border-top-color: rgba(0, 0, 0, 0.08);
  color: #64748b;
}

html[data-theme="light"] .copyright { color: rgba(100, 116, 139, 0.5); }

html[data-theme="light"] .brand-subtitle { color: #475569; }