/* ============================================
   GREETING MODAL
   Popup for first-time visitors
   ============================================ */

.greeting-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.greeting-modal-overlay.active {
    opacity: 1;
}

.greeting-modal-overlay.closing {
    opacity: 0;
}

.greeting-modal {
    width: 90%;
    max-width: 400px;
    padding: var(--space-8);
    background: var(--color-surface);
    border: 2px solid var(--color-brand-tertiary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(253, 56, 102, 0.15);
    text-align: center;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
}

.greeting-modal-overlay.active .greeting-modal {
    transform: scale(1) translateY(0);
}

.greeting-modal-overlay.closing .greeting-modal {
    transform: scale(0.9) translateY(20px);
}

.greeting-modal h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-brand-primary);
    margin: 0 0 var(--space-2);
}

.greeting-modal p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin: 0 0 var(--space-6);
}

.greeting-modal form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.greeting-modal input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    text-align: center;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.greeting-modal input::placeholder {
    color: var(--color-text-muted);
}

.greeting-modal input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(253, 56, 102, 0.2);
}

.greeting-modal input.input-error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(255, 77, 79, 0.15);
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-8px); }
    40%, 80% { transform: translateX(8px); }
}

.modal-buttons {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
}

.modal-buttons button {
    flex: 1;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-fast);
}

.modal-skip {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--color-text-secondary);
}

.modal-skip:hover {
    border-color: var(--color-text-muted);
    color: var(--color-text-primary);
}

.modal-save {
    background: var(--color-brand-primary);
    border: none;
    color: var(--color-bg-primary);
}

.modal-save:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
}

/* Light theme adjustments */
.theme-light .greeting-modal {
    background: var(--color-surface);
    box-shadow: var(--shadow-xl);
}

.theme-light .greeting-modal input {
    background: var(--color-bg-primary);
}

/* Mobile adjustments */
@media (max-width: 480px) {
    .greeting-modal {
        padding: var(--space-6);
        margin: var(--space-4);
    }

    .greeting-modal h2 {
        font-size: var(--font-size-xl);
    }

    .modal-buttons {
        flex-direction: column;
    }
}