/* Componentes Reutilizáveis */

/* Container */
.container {
    max-width: 100%;
    max-width: 90%;
    width: 100%;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .quiz-card, .results-card, .gift-card {
        max-width: 500px;
    }
    padding: 0 0.75rem;
}

@media (min-width: 480px) {
    .container {
        max-width: 28rem;
        padding: 0 1rem;
    }
}

/* Botões */
.main-button {
    width: 100%;
    background: var(--gradient-green);
    color: var(--white);
    font-weight: var(--font-weight-bold);
    padding: 0.875rem 1rem;
    border-radius: var(--border-radius-xl);
    font-size: var(--font-size-base);
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-normal);
    transform: translateY(0);
    min-height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 480px) {
    .main-button {
        padding: 1rem 1.5rem;
        font-size: var(--font-size-lg);
        min-height: 3.5rem;
    }
}

.main-button:hover:not(:disabled) {
    background: linear-gradient(135deg, #5ba876 0%, #4a9960 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.main-button:active:not(:disabled) {
    transform: translateY(0);
}

.main-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.nav-button {
    padding: 0.625rem 1rem;
    border-radius: var(--border-radius-xl);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-xs);
    transition: all var(--transition-normal);
    min-height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 480px) {
    .nav-button {
        padding: 0.75rem 1.5rem;
        font-size: var(--font-size-sm);
        min-height: 3rem;
    }
}

.nav-button.primary {
    background: var(--primary-color);
    color: var(--white);
}

.nav-button.primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

.nav-button.secondary {
    border: 2px solid var(--gray-300);
    color: var(--gray-700);
    background: var(--white);
}

.nav-button.secondary:hover:not(:disabled) {
    border-color: var(--gray-400);
    background: var(--gray-50);
}

.nav-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
    padding: 2rem;
}

/* Inputs */
.input-group {
    margin-bottom: 1.75rem;
    position: relative;
}

.input-group input {
    width: 100%;
    padding: 0.625rem 0;
    border: none;
    border-bottom: 2px solid var(--gray-200);
    background: transparent;
    font-size: var(--font-size-sm);
    color: var(--gray-800);
    transition: border-color var(--transition-normal);
}

@media (min-width: 480px) {
    .input-group input {
        padding: 0.75rem 0;
        font-size: var(--font-size-base);
    }
}

.input-group input:focus {
    border-bottom-color: #f97316;
    outline: none;
}

.input-group input::placeholder {
    color: var(--gray-400);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
}

/* Progress Bar */
.progress-container {
    margin-bottom: 1.5rem;
}

.progress-bar {
    width: 100%;
    height: 0.5rem;
    background: var(--gray-200);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    border-radius: var(--border-radius-sm);
    transition: width 0.5s ease-out;
    width: 0%;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    transition: opacity var(--transition-normal);
}

.modal-content {
    position: relative;
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-xl);
    max-width: 24rem;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-100);
}

.modal-header h2 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--gray-800);
}

.close-button {
    color: var(--gray-400);
    transition: color var(--transition-normal);
}

.close-button:hover {
    color: var(--gray-600);
}

.modal-body {
    padding: 1.5rem;
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 2000;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid var(--gray-200);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0,0,0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

@keyframes shine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

@keyframes shine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.animate-bounce {
    animation: bounce 1s infinite;
}

.animate-fadeInUp {
    animation: fadeInUp 0.4s ease-out;
}

/* Utilitários */
.flex-1 {
    flex: 1;
}

.text-center {
    text-align: center;
}

.hidden {
    display: none !important;
}

.screen {
    display: flex;
    min-height: 100vh;
    padding: 0.5rem 0;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

@media (min-width: 480px) {
    .screen {
        padding: 1rem 0;
    }
}

.screen.active {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.screen:not(.active) {
    display: none;
}