/* VARIÁVEIS MATRIX */
:root {
  --matrix-green: #00ff41;
  --matrix-dark: #000;
  --matrix-glow: rgba(0, 255, 65, 0.6);
  --font: 'Fira Code', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  height: 100vh;
  background: var(--matrix-dark);
  font-family: var(--font);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 0;
}

form {
  position: relative;
  z-index: 2;
  background: rgba(0, 0, 0, 0.75);
  padding: 40px 30px;
  border-radius: 12px;
  border: 1px solid var(--matrix-green);
  box-shadow: 0 0 20px var(--matrix-glow);
  width: 90%;
  max-width: 360px;
  backdrop-filter: blur(4px);
}

h1 {
  color: var(--matrix-green);
  font-size: 1.8rem;
  margin-bottom: 20px;
  text-align: center;
  letter-spacing: 2px;
}

label {
  display: block;
  margin-bottom: 15px;
}

.label-text {
  color: var(--matrix-green);
  font-size: 0.9rem;
  margin-bottom: 6px;
  display: block;
}

input {
  width: 100%;
  padding: 10px;
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--matrix-green);
  color: var(--matrix-green);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s;
}

input:focus {
  border-bottom-color: #33ff88;
}

button {
  width: 100%;
  padding: 12px;
  margin-top: 20px;
  border: 2px solid var(--matrix-green);
  background: transparent;
  color: var(--matrix-green);
  font-weight: bold;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s;
}

button:hover {
  background: var(--matrix-green);
  color: var(--matrix-dark);
  box-shadow: 0 0 15px var(--matrix-glow);
}

.message {
  margin-top: 15px;
  font-size: 0.85rem;
  text-align: center;
  opacity: 0;
  transition: opacity 0.4s;
}

.message.show {
  opacity: 1;
}

.hidden {
  display: none;
}

/* Easter egg */
#easteregg {
  text-align: center;
  color: #ff00ff;
  margin-top: 10px;
  font-size: 0.75rem;
  text-shadow: 0 0 8px #ff00ff;
}

/* Mensagens Matrix */
.message {
    margin-top: 20px;
    padding: 10px 15px;
    border-radius: 5px;
    font-family: 'Fira Code', monospace;
    font-size: 14px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.message::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 65, 0.4), transparent);
    animation: matrix-scan 2s infinite;
}

@keyframes matrix-scan {
    0% { left: -100%; }
    100% { left: 100%; }
}

.message.loading {
    background: rgba(0, 255, 65, 0.1);
    border: 1px solid #00ff41;
    color: #00ff41;
    text-shadow: 0 0 5px #00ff41;
}

.message.success {
    background: rgba(0, 255, 65, 0.2);
    border: 1px solid #00ff41;
    color: #00ff41;
    text-shadow: 0 0 10px #00ff41;
    animation: success-pulse 0.5s ease-in-out;
}

.message.error {
    background: rgba(255, 0, 0, 0.2);
    border: 1px solid #ff0041;
    color: #ff0041;
    text-shadow: 0 0 10px #ff0041;
    animation: error-shake 0.5s ease-in-out;
}

.message.warning {
    background: rgba(255, 165, 0, 0.2);
    border: 1px solid #ffa500;
    color: #ffa500;
    text-shadow: 0 0 10px #ffa500;
}

.message.info {
    background: rgba(0, 100, 255, 0.2);
    border: 1px solid #0064ff;
    color: #0064ff;
    text-shadow: 0 0 10px #0064ff;
}

@keyframes success-pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes error-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Easter egg */
#easteregg {
    position: absolute;
    bottom: 20px;
    right: 20px;
    color: #00ff41;
    font-size: 12px;
    font-family: 'Fira Code', monospace;
    text-shadow: 0 0 10px #00ff41;
    transition: all 0.3s ease;
}

#easteregg.hidden {
    display: none;
}

/* Animações de entrada */
#loginForm {
    opacity: 1;
    transform: perspective(1000px) rotateY(-15deg);
}

/* Efeito de glitch */
@keyframes glitch {
    0% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
    100% { transform: translate(0); }
}

.glitch {
    animation: glitch 0.3s infinite;
}