/* ===== Cabeçalho ===== */

header {
    width: 100%;
    background: linear-gradient(90deg, #071028, #071827);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
}

header .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: #e6eef6;
    text-decoration: none;
}

header nav {
    display: flex;
    gap: 20px;
}

header nav a {
    color: #e6eef6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

header nav a:hover {
    color: var(--accent);
}


/* Variáveis de cor */

:root {
    --bg: #0f1724;
    --card: #0b1220;
    --accent: #06b6d4;
    --accent-hover: #0dd6f0;
    --muted: #94a3b8;
}


/* ===== Corpo ===== */

* {
    box-sizing: border-box;
}

body {
    font-family: Inter, system-ui, Segoe UI, Roboto, Helvetica, Arial;
    background: linear-gradient(180deg, #071028 0%, #071827 60%);
    color: #e6eef6;
    margin: 0;
    padding-top: 80px;
    /* espaço pro header fixo */
}


/* ===== Container do Dicionário ===== */

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 40px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(2, 6, 23, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.03);
}


/* ===== Títulos e descrição ===== */

h1 {
    font-size: 28px;
    margin-bottom: 10px;
}

.small {
    font-size: 14px;
    color: var(--muted);
}


/* ===== Campo de busca ===== */

#search {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background: transparent;
    color: inherit;
    font-size: 16px;
    margin-top: 20px;
    margin-bottom: 20px;
    outline: none;
    transition: border 0.3s ease;
}

#search:focus {
    border-color: var(--accent);
    box-shadow: 0 0 6px rgba(6, 182, 212, 0.5);
}


/* ===== Índice alfabético (botões) ===== */

.index {
    margin: 20px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.index button {
    border: none;
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 12px;
    border-radius: 6px;
    color: #e6eef6;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.index button:hover {
    background: var(--accent);
    color: #042027;
    transform: scale(1.05);
}

.index button.active {
    background: var(--accent);
    color: #042027;
}


/* ===== Termos ===== */

.term {
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.term h3 {
    margin: 0 0 6px;
    font-size: 20px;
    color: #ffffff;
}

.gender {
    font-size: 13px;
    color: var(--muted);
    margin-left: 6px;
}

.definition {
    margin: 0;
    font-size: 15px;
    line-height: 1.5;
    color: #dce3eb;
}


/* ===== Footer ===== */

footer.small {
    margin-top: 12px;
    color: var(--muted);
    font-size: 12px;
}


/* ===== Responsividade ===== */

@media (max-width: 768px) {
    .container {
        padding: 20px;
    }
    h1 {
        font-size: 22px;
    }
}