@import url('variaveis.css');

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--fonte-corpo);
    background: var(--grafite-950);
    color: var(--branco);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

img, svg {
    display: block;
    max-width: 100%;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: 1rem;
    color: inherit;
}

h1, h2, h3, h4 {
    font-family: var(--fonte-display);
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1.1;
}

:focus-visible {
    outline: 2px solid var(--sinal-400);
    outline-offset: 2px;
}

.container {
    width: 100%;
    max-width: var(--largura-conteudo);
    margin-inline: auto;
    padding-inline: var(--espaco-5);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

/* ---------- Botões ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--espaco-2);
    padding: 13px 28px;
    border-radius: var(--raio-md);
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    white-space: nowrap;
}

.btn-primario {
    background: var(--alarme-600);
    color: var(--branco);
}
.btn-primario:hover {
    background: var(--alarme-500);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px -6px rgba(214, 67, 40, 0.55);
}

.btn-secundario {
    background: transparent;
    color: var(--branco);
    border: 1px solid var(--grafite-600);
}
.btn-secundario:hover {
    border-color: var(--aco-400);
    background: var(--grafite-800);
}

.btn-sinal {
    background: var(--sinal-400);
    color: var(--grafite-950);
}
.btn-sinal:hover {
    background: var(--sinal-500);
}

.btn-bloco {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ---------- Formulários ---------- */
.campo {
    margin-bottom: var(--espaco-4);
}

.campo label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--aco-300);
    margin-bottom: var(--espaco-2);
}

.campo input,
.campo select,
.campo textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--grafite-900);
    border: 1px solid var(--grafite-600);
    border-radius: var(--raio-md);
    color: var(--branco);
    transition: border-color 0.15s ease;
}

.campo input:focus,
.campo select:focus,
.campo textarea:focus {
    border-color: var(--sinal-400);
}

.campo-ajuda {
    font-size: 0.8rem;
    color: var(--aco-500);
    margin-top: var(--espaco-1);
}

.campo-linha {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espaco-4);
}
@media (max-width: 640px) {
    .campo-linha { grid-template-columns: 1fr; }
}

/* ---------- Alertas / flash messages ---------- */
.alerta {
    padding: var(--espaco-4);
    border-radius: var(--raio-md);
    margin-bottom: var(--espaco-5);
    font-size: 0.9rem;
    border-left: 3px solid;
}
.alerta-sucesso { background: rgba(47, 158, 91, 0.12); border-color: var(--sucesso); color: #8ce0ab; }
.alerta-erro { background: rgba(224, 64, 47, 0.12); border-color: var(--erro); color: #ff9d8f; }
.alerta-aviso { background: rgba(245, 163, 0, 0.12); border-color: var(--aviso); color: #ffd27a; }

/* ---------- Badge de nível (elemento assinatura do produto) ---------- */
.badge-nivel {
    display: inline-flex;
    align-items: center;
    gap: var(--espaco-2);
    padding: 6px 12px;
    border-radius: 999px;
    font-family: var(--fonte-mono);
    font-size: 0.78rem;
    font-weight: 600;
    border: 1px solid currentColor;
}
.badge-nivel .ponto {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}