/* --- Variáveis de Cores (Neon Cyberpunk) --- */
:root {
    --bg-dark: #000018; 
    --card-bg: rgba(5, 12, 35, 0.95); 
    --color-neon-blue: #00FFFF; 
    --color-neon-pink: #FF00FF; 
    --color-text-primary: #E0FFFF; 
    --color-text-secondary: #90A4AE; 
    --color-error: #FF4444; 
    --border-glitch: rgba(255, 255, 255, 0.1);
}

/* --- Base Geral e Reset --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--color-text-primary);
    background-color: var(--bg-dark);
    line-height: 1.6;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh; /* Mantém a altura mínima da tela */
    padding: 1rem; /* Reduz o padding geral */
    overflow-y: auto; /* Permite rolagem se a tela for realmente pequena */
}
a {
    text-decoration: none;
    transition: color 0.3s ease;
}

/* --- Efeito de Fundo (Sem alteração na lógica) --- */
.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(to right, rgba(0, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    animation: scrollGrid 120s linear infinite; 
    pointer-events: none;
    z-index: -1;
}
@keyframes scrollGrid {
    from { background-position: 0 0; }
    to { background-position: 50px 50px; }
}

/* --- Container Principal do Cadastro (Reduzido) --- */
.registration-container {
    width: 100%;
    max-width: 420px; /* Reduzido de 500px para 420px */
    position: relative;
    margin-top: 50px; /* Adiciona margem superior para compensar o botão voltar */
}

/* --- Botão Voltar (tag-logo-back) --- */
.tag-logo-back {
    position: absolute;
    top: -30px; /* Movido mais para cima */
    left: 0;
    color: var(--color-neon-blue);
    font-size: 0.9rem; /* Levemente menor */
    font-weight: 600;
    transition: transform 0.2s, color 0.2s;
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.5); 
}
.tag-logo-back:hover {
    color: var(--color-neon-pink);
    transform: translateX(-5px); 
    text-shadow: 0 0 5px rgba(255, 0, 255, 0.5);
}

.form-card {
    background: var(--card-bg);
    padding: 30px; /* Reduzido de 40px para 30px */
    border-radius: 10px;
    border: 2px solid var(--color-neon-blue);
    box-shadow: 
        0 0 10px var(--color-neon-blue),
        0 0 20px var(--color-neon-pink);
    animation: terminalGlow 3s infinite alternate; 
}
@keyframes terminalGlow {
    from { box-shadow: 0 0 5px var(--color-neon-blue), 0 0 10px var(--color-neon-pink); }
    to { box-shadow: 0 0 15px var(--color-neon-blue), 0 0 25px var(--color-neon-pink); }
}

/* --- Títulos e Subtítulos de Etapa (Reduzidos) --- */
.step-title {
    font-size: 1.8em; /* Reduzido de 2.2em */
    font-weight: 900;
    color: var(--color-text-primary);
    margin-bottom: 0.4rem;
    text-shadow: 0 0 5px var(--color-neon-blue); 
}
.step-subtitle {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem; /* Reduzido de 2rem */
    font-size: 0.95em;
}

/* --- Formulário --- */
.form-group {
    margin-bottom: 15px; /* Reduzido de 20px */
    text-align: left;
}
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px; /* Reduzido de 8px */
    font-size: 0.85em; /* Levemente menor */
    color: var(--color-neon-blue); 
    text-shadow: 0 0 2px var(--color-neon-blue);
}
.form-group input {
    width: 100%;
    padding: 10px; /* Reduzido de 12px */
    border: 1px solid var(--border-glitch);
    background: rgba(1, 4, 15, 0.8); 
    color: var(--color-text-primary);
    border-radius: 4px;
    font-size: 1em;
    border-left: 4px solid var(--color-neon-blue);
}
.form-group input:focus {
    outline: none;
    border-color: var(--color-neon-pink);
    border-left: 4px solid var(--color-neon-pink);
    box-shadow: 0 0 10px var(--color-neon-pink); 
}

/* Texto de Ajuda/Suporte */
.help-text {
    display: block;
    margin-top: 5px;
    font-size: 0.8rem; /* Reduzido de 0.875rem */
    color: var(--color-text-secondary);
}

/* --- Botão Principal (btn-primary) --- */
.btn-primary {
    background-color: var(--color-neon-blue);
    color: var(--bg-dark);
    padding: 0.8rem 1.75rem; /* Padding vertical reduzido */
    border-radius: 0.75rem;
    font-weight: 700;
    box-shadow: 0 0 15px var(--color-neon-blue);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}
.btn-primary:hover { 
    background-color: var(--color-neon-pink);
    transform: scale(1.01);
    box-shadow: 0 0 25px var(--color-neon-pink), 0 0 5px var(--color-neon-blue);
    color: white;
}

.btn-full-width {
    width: 100%;
    margin-top: 20px; /* Reduzido de 25px */
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
}

.btn-primary:disabled {
    background-color: rgba(0, 255, 255, 0.3); 
    box-shadow: none;
    cursor: not-allowed;
    color: var(--color-text-secondary);
}

/* Link de Login no Rodapé */
.login-link-footer {
    text-align: center;
    margin-top: 1.5rem; /* Reduzido de 2rem */
    font-size: 0.85rem; /* Levemente menor */
    color: var(--color-text-secondary);
}

.login-link-footer .nav-link {
    color: var(--color-neon-pink);
    font-weight: 600;
    text-shadow: 0 0 2px var(--color-neon-pink);
}
.login-link-footer .nav-link:hover {
    color: var(--color-neon-blue);
}