/* ===========================
   DEMO MODAL
   =========================== */
.demo-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.demo-modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.demo-modal {
    background: var(--glass-bg);
    border: 2px solid var(--primary-blue);
    border-radius: 24px;
    padding: 3rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    backdrop-filter: blur(20px);
    box-shadow: var(--glow-bright);
    animation: modalSlideIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.modal-header h2 {
    font-size: 2rem;
    margin: 0;
    background: linear-gradient(135deg, var(--white), var(--primary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-gray);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition-normal);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--primary-blue);
    color: var(--white);
    box-shadow: var(--glow-blue);
}

.demo-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.demo-form .form-group {
    display: flex;
    flex-direction: column;
}

.demo-form .form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--off-white);
}

.demo-form .form-group input,
.demo-form .form-group select,
.demo-form .form-group textarea {
    padding: 14px 18px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--off-white);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.demo-form .form-group input::placeholder,
.demo-form .form-group select::placeholder,
.demo-form .form-group textarea::placeholder {
    color: var(--text-gray);
}

.demo-form .form-group input:focus,
.demo-form .form-group select:focus,
.demo-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: var(--glow-blue);
}

.demo-form .form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.demo-form button[type="submit"] {
    align-self: flex-start;
    margin-top: 1rem;
}

/* ===========================
   RESPONSIVE DEMO MODAL
   =========================== */
@media (max-width: 768px) {
    .demo-modal {
        padding: 2rem;
        margin: 1rem;
    }

    .modal-header h2 {
        font-size: 1.5rem;
    }

    .demo-form .form-group input,
    .demo-form .form-group select,
    .demo-form .form-group textarea {
        padding: 12px 16px;
    }
}

@media (max-width: 480px) {
    .demo-modal {
        padding: 1.5rem;
        width: 95%;
    }

    .modal-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .modal-header h2 {
        font-size: 1.3rem;
    }

    .modal-close {
        position: absolute;
        top: 1rem;
        right: 1rem;
    }
}