.student-btn {
    border: 1px solid transparent;
    background: var(--ocean-mid);
    color: #fff;
    padding: 10px 16px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.student-btn-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: white;
    color: var(--muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.student-btn-action:hover {
    background: var(--ocean-light);
    border-color: var(--ocean-mid);
    color: var(--ocean-mid);
}
.student-btn:hover,
.student-btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.student-btn-primary {
    background: var(--color-brand);
    color: white;
}

.student-btn-secondary {
    background: white;
    border: 1px solid #cbd5e1;
    color: var(--ink);
    box-shadow: var(--shadow-sm);
}

.student-btn-secondary:hover {
    background: var(--bg);
    border-color: var(--color-brand);
    color: var(--color-brand);
    transform: translateY(-1px);
}

.student-btn-warning {
    background: #f59e0b;
    background: var(--sand);
    color: white;
    border: 1px solid transparent;
    box-shadow: var(--shadow-sm);
}

.student-btn-warning:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Responsive Button Styles */
@media (max-width: 768px) {
    .student-btn,
    .student-btn-primary,
    .student-btn-secondary,
    .student-btn-warning {
        padding: 8px 12px;
        font-size: 13px;
        gap: 6px;
    }

    .student-btn-action {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    .student-btn,
    .student-btn-primary,
    .student-btn-secondary,
    .student-btn-warning {
        padding: 6px 10px;
        font-size: 12px;
        width: 100%;
        justify-content: center;
    }

    .student-btn-action {
        width: 32px;
        height: 32px;
    }
}