/* Autenticação */

:root {
    --brand-cyan: #0891b2;
    --brand-ink: #0f172a;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-900: #0f172a;
}

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

body {
    min-height: 100vh;
    color: var(--gray-700);
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    background: var(--gray-50);
}

.auth-container {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem 1rem;
    background:
        linear-gradient(rgba(15, 23, 42, 0.86), rgba(15, 23, 42, 0.86)),
        url("/images/portifolio.png") center / cover no-repeat;
}

.auth-logo {
    width: 100%;
    max-width: 28rem;
    margin-bottom: 1rem;
}

.auth-logo a {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: white;
    text-decoration: none;
}

.auth-logo img {
    width: 3.25rem;
    height: 3.25rem;
    object-fit: contain;
    padding: 0.35rem;
    border-radius: 0.375rem;
    background: white;
}

.auth-logo-text {
    font-size: 1.15rem;
    font-weight: 900;
    letter-spacing: -0.01em;
}

.auth-card {
    width: 100%;
    max-width: 28rem;
    padding: 2rem;
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 24px 70px -38px rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(16px);
}

.auth-header {
    margin-bottom: 1.75rem;
}

.auth-title {
    color: var(--gray-900);
    font-size: 1.85rem;
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.auth-subtitle {
    margin-top: 0.45rem;
    color: var(--gray-500);
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.15rem;
}

.form-label {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--gray-700);
    font-size: 0.875rem;
    font-weight: 800;
}

.form-input {
    width: 100%;
    min-height: 2.9rem;
    padding: 0.75rem 0.9rem;
    color: var(--gray-900);
    font-size: 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.375rem;
    background: white;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus {
    border-color: var(--brand-cyan);
    box-shadow: 0 0 0 4px rgba(8, 145, 178, 0.16);
}

.form-input.error {
    border-color: #dc2626;
}

.form-error {
    display: block;
    margin-top: 0.45rem;
    color: #dc2626;
    font-size: 0.85rem;
    font-weight: 700;
}

.form-checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin: 1rem 0 1.4rem;
}

.form-checkbox {
    width: 1rem;
    height: 1rem;
    border-radius: 0.25rem;
    accent-color: var(--brand-cyan);
}

.form-checkbox-label {
    color: var(--gray-600);
    font-size: 0.9rem;
    cursor: pointer;
}

.btn {
    display: inline-flex;
    width: 100%;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1rem;
    border: 0;
    border-radius: 0.375rem;
    font-size: 0.98rem;
    font-weight: 900;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary {
    color: white;
    background: var(--brand-ink);
    box-shadow: 0 16px 30px -20px rgba(15, 23, 42, 0.9);
}

.btn-primary:hover {
    transform: translateY(-1px);
    background: var(--brand-cyan);
}

.btn-secondary {
    color: var(--gray-700);
    background: var(--gray-100);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.auth-links {
    display: flex;
    justify-content: center;
    margin-top: 1.35rem;
}

.auth-link {
    color: var(--brand-cyan);
    font-size: 0.9rem;
    font-weight: 800;
    text-decoration: none;
}

.auth-link:hover {
    color: var(--gray-900);
}

.alert {
    margin-bottom: 1.25rem;
    padding: 0.9rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.9rem;
    font-weight: 700;
}

.alert-success {
    color: #065f46;
    border: 1px solid #a7f3d0;
    background: #ecfdf5;
}

@media (max-width: 480px) {
    .auth-card {
        padding: 1.35rem;
    }

    .auth-title {
        font-size: 1.55rem;
    }
}