@import url('https://fonts.googleapis.com/css2?family=Lato:wght@400;700&display=swap');

:root {
    --valid-bg: #e4f8e2;
    --valid-border: #a8d5a1;
    --invalid-border: #d45555; /* Variável para a borda inválida foi re-adicionada */
    --border-color: #e0e0e0;
}

body {
    font-family: 'Lato', sans-serif;
    background-color: #f9f9f9;
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

header, main {
    width: 100%;
    max-width: 900px;
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    align-items: center;
    
}

h1, h2 {
    color: #333;
    margin: 0;

}

.contrast-checker {
    display: grid;
    gap: 20px;
    padding-bottom: 20px;
}

.color-inputs, .options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group label {
    font-weight: bold;
    margin-bottom: 8px;
    color: #555;
}

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

input[type="text"], select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

input[type="color"] {
    min-width: 45px;
    height: 45px;
    border: none;
    padding: 0;
    margin-left: 10px;
    cursor: pointer;
    background: none;
}

button {
    background-color: #00438b;
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 10px;
    justify-self: start;
}

button:hover {
    background-color: #0052aa;
}

/* Result Table Styles */
.results-container {
    margin-top: 20px;
}

.results-section {
    margin-bottom: 30px;
}

.result-row {
    display: grid;
    grid-template-columns: 150px 150px 1fr 100px;
    gap: 16px;
    align-items: center;
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 8px;
    transition: background-color 0.3s, border-color 0.3s;
    background-color: #fff; 
}

.result-col p {
    margin: 0 0 5px 0;
    font-size: 0.9em;
    color: #212121;
}

.hex-code {
    font-family: monospace;
    font-weight: bold;
    font-size: 16px;
}

.col-example .example-preview {
    padding: 16px;
    border-radius: 8px;
    border: 2px solid #00000040;
}

.col-example h4 {
    margin: 0 0 12px 0;
    font-size: 24px;
}

.col-example p {
    font-size: 12px;
    line-height: 1.5;
    color: inherit;
}

.col-ratio .ratio-value {
    font-weight: bold;
    font-size: 16px;
}

/* Row states */
.result-row.contrast-valid {
    background-color: var(--valid-bg);
    border-color: var(--valid-border);
}

/* NOVA REGRA: Apenas a borda fica vermelha para contraste inválido */
.result-row.contrast-invalid {
    border-color: var(--invalid-border);
}