/* --- Main Form Container --- */
.form-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border-color);
    border-radius: var(--border-radius);
    padding: 20px 30px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(5px);
    max-width: 950px;
    margin: 0 auto;
}

/* --- Fieldset and Legend --- */
.student-form fieldset {
    border: 1px solid var(--glass-border-color);
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
    background: rgba(0,0,0,0.1);
}

.student-form legend {
    padding: 5px 20px;
    border-radius: 8px;
    background: var(--main-accent-color);
    color: #fff;
    font-weight: 600;
    font-size: 1.1rem;
    margin-right: 20px; /* Aligns legend with fieldset content */
}

/* --- Form Grid Layout --- */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    margin-bottom: 20px;
}

.form-row:last-child { margin-bottom: 0; }

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

.form-group label {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 0.95rem;
    font-weight: 500;
}

.address-group {
    grid-column: span 2; /* Make address field wider */
}

/* --- Form Input Styles --- */
.student-form input[type="text"],
.student-form input[type="date"],
.student-form select,
.student-form textarea {
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--glass-border-color);
    border-radius: 8px;
    padding: 12px 18px;
    color: var(--text-primary);
    font-family: 'Poppins', 'Noto Nastaliq Urdu', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.student-form input:focus,
.student-form select:focus,
.student-form textarea:focus {
    outline: none;
    border-color: var(--main-accent-color);
    box-shadow: 0 0 15px rgba(233, 69, 96, 0.3);
}

.student-form ::placeholder { color: rgba(255,255,255,0.4); }

.student-form select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20width%3D%2220%22%20height%3D%2220%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%3E%3Cpath%20d%3D%22M5%208l5%205%205-5z%22%20fill%3D%22%23a0a0b0%22/%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: left 15px center;
    padding-left: 45px;
}

.student-form input[disabled] {
    background-color: rgba(0,0,0,0.35);
    cursor: not-allowed;
    opacity: 0.7;
}

/* Profile Picture Upload */
.profile-upload input[type="file"] {
    background: rgba(0,0,0,0.25);
    border: 1px dashed var(--glass-border-color);
    border-radius: 8px;
    padding: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.profile-upload input[type="file"]:hover {
    border-color: var(--main-accent-color);
}

/* --- Form Footer & Buttons --- */
.form-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border-color);
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 20px;
}

.btn-submit {
    background: var(--main-accent-color);
    color: #fff;
    padding: 12px 28px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background: #d6304b;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.btn-cancel {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    padding: 12px 20px;
    transition: color 0.3s ease, background 0.3s ease;
    border-radius: 8px;
}

.btn-cancel:hover { 
    color: var(--text-primary); 
    background: rgba(255,255,255,0.05);
}