:root {
    --azul-escuro: #0C2340;
    --dourado: #D4AF37;
    --branco: #FFFFFF;
    --cinza-claro: #f1f1f1;
    --cinza-texto: #666;
    --vermelho-erro: #d9534f;
    --verde-sucesso: #5cb85c;
}

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

body {
    font-family: 'Nunito', sans-serif;
    background-color: var(--branco);
    color: var(--cinza-texto);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

body.bg-blue {
    background-color: var(--azul-escuro);
}

.main-container {
    width: 100%;
    max-width: 450px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInEntry 0.8s ease-out forwards;
}

.box-container {
    background-color: var(--branco);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 420px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInEntry 0.8s ease-out forwards;
}

@keyframes fadeInEntry {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-header iconify-icon {
    font-size: 4rem;
    color: var(--dourado);
    margin-bottom: 15px;
}

.auth-header h1 {
    color: var(--azul-escuro);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.bg-blue .auth-header h1 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.auth-header h1 span {
    color: var(--dourado);
}

.auth-header p {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.bg-blue .auth-header p {
    font-size: 1rem;
    margin-bottom: 25px;
}

.google-btn-wrapper {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-bottom: 15px;
}

.modern-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 20px 0;
    color: #a0aec0;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modern-divider::before,
.modern-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #e2e8f0;
}

.modern-divider:not(:empty)::before {
    margin-right: 1em;
}

.modern-divider:not(:empty)::after {
    margin-left: 1em;
}

.input-group {
    position: relative;
    margin-bottom: 25px;
}

.input-field {
    width: 100%;
    border: none;
    border-bottom: 2px solid #ccc;
    padding: 10px 10px 10px 40px;
    background-color: transparent;
    font-size: 1rem;
    color: #333;
    transition: border-color 0.3s;
}

.input-field:focus {
    outline: none;
    border-bottom-color: var(--dourado);
}

.input-group iconify-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cinza-texto);
    font-size: 1.2rem;
    transition: color 0.3s;
}

.input-field:focus+iconify-icon {
    color: var(--dourado);
}

.input-label {
    position: absolute;
    top: 10px;
    left: 40px;
    color: var(--cinza-texto);
    pointer-events: none;
    transition: all 0.3s ease;
}

.input-field:focus~.input-label,
.input-field:valid~.input-label {
    top: -14px;
    left: 40px;
    font-size: 0.8rem;
    color: var(--dourado);
}

.code-input {
    width: 100%;
    padding: 15px;
    font-size: 1.5rem;
    text-align: center;
    letter-spacing: 10px;
    border: 2px solid #ccc;
    border-radius: 6px;
    margin-bottom: 25px;
    transition: border-color 0.3s;
}

.code-input:focus {
    outline: none;
    border-color: var(--dourado);
}

.options {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
}

.options a,
.auth-link a,
.resend-link button {
    color: var(--dourado);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
}

.resend-link button {
    background: none;
    border: none;
    font-family: 'Nunito', sans-serif;
}

.auth-link {
    margin-top: 25px;
    font-size: 0.9rem;
}

.submit-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--dourado);
    border: none;
    border-radius: 6px;
    color: var(--azul-escuro);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 10px;
}

.submit-btn:hover {
    background-color: #c5a031;
}

.message-box {
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 5px;
    font-weight: 700;
    display: none;
    text-align: center;
}

.message-box.error {
    background-color: #fdd;
    color: var(--vermelho-erro);
    border: 1px solid var(--vermelho-erro);
}

.message-box.success {
    background-color: #dff0d8;
    color: var(--verde-sucesso);
    border: 1px solid var(--verde-sucesso);
}

.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.7);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
}

.spinner {
    border: 5px solid var(--cinza-claro);
    border-top: 5px solid var(--dourado);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}