.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--card);
    margin: 5% auto;
    padding: 30px;
    border: 1px solid var(--border);
    width: 90%;
    max-width: 600px;
    border-radius: var(--radius);
    color: var(--text);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.close {
    color: var(--muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover,
.close:focus {
    color: var(--accent);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    box-sizing: border-box;
    background: rgba(255,255,255,0.05);
    color: var(--text);
    font-family: inherit;
    transition: border-color 0.3s, background 0.3s;
}

body.light-mode .form-group input,
body.light-mode .form-group textarea {
    background: #fff;
    border-color: #e2e8f0;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-2);
    background: rgba(255,255,255,0.1);
}

body.light-mode .form-group input:focus,
body.light-mode .form-group textarea:focus {
    background: #fff;
    border-color: var(--accent-2);
}

.btn-submit {
    background: linear-gradient(120deg, var(--accent) 0%, #f78ca0 50%, var(--accent) 100%);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-size: 16px;
    width: 100%;
    font-weight: 700;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(249,87,122,0.3);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 10px;
    margin-top: 15px;
    overflow: hidden;
}

body.light-mode .progress-bar {
    background-color: #e2e8f0;
}

.progress-fill {
    height: 100%;
    background-color: var(--accent);
    width: 0%;
    animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

#formMessage {
    margin-top: 15px;
}

#formMessage .success {
    color: green;
    padding: 10px;
    background-color: #d4edda;
    border-radius: 4px;
}

#formMessage .error {
    color: red;
    padding: 10px;
    background-color: #f8d7da;
    border-radius: 4px;
}