@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

:root {
    --color-primary: #D35C1A;
    --color-dark: #004567;
    --color-bg: #f8fafc;
    --color-card: #ffffff;
    --color-text-main: #1e293b;
    --color-text-muted: #64748b;
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    background-color: var(--color-bg);
    font-family: 'Inter', sans-serif;
    color: var(--color-text-main);
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
}

.language-selector {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 5px;
}

.lang-btn {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    border: 1px solid #e2e8f0;
    background: white;
    cursor: pointer;
    border-radius: 6px;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.lang-btn.active {
    background-color: var(--color-dark);
    color: white;
    border-color: var(--color-dark);
}

/* Abas Estilo Moderna */
.tabs {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    border-bottom: 1px solid #e2e8f0;
    width: 100%;
    max-width: 800px;
    justify-content: center;
}

.tab-button {
    padding: 12px 10px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.tab-button:hover {
    color: var(--color-primary);
}

.tab-button.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

.tab-content {
    display: none;
    width: 100%;
    max-width: 800px;
    animation: fadeIn 0.4s ease;
}

.tab-content.active {
    display: block;
}

.header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.logo-container-padroes {
    margin-bottom: 20px;
}

.logo {
    height: 45px;
    filter: grayscale(0.2);
}

.title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-dark);
}

.subtitle {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: 25px;
    display: block;
}

.header input {
    width: 100%;
    padding: 14px 20px;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    font-size: 16px;
    transition: var(--transition);
    outline: none;
    background: #fdfdfd;
}

.header input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(211, 92, 26, 0.1);
}

.pdf-list {
    margin-top: 20px;
}
.pdf-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 12px 20px;
    border-radius: var(--border-radius);
    border: 1px solid #f1f5f9;
    transition: var(--transition);
    gap: 15px;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.pdf-icon {
    width: 28px;
    height: auto;
    flex-shrink: 0;
}

.file-info h4 {
    margin: 0;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pdf-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}
.pdf-list-item:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.download-btn {
    background-color: var(--color-dark);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
    flex-shrink: 0;
}

.pdf-list-item:hover .download-btn {
    opacity: 1;
    background-color: var(--color-primary);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}